#include "config.h"
#include "gtkcombobox.h"
-
+#include "gtkcellareabox.h"
+#include "gtktreemenu.h"
#include "gtkarrow.h"
#include "gtkbindings.h"
#include "gtkcelllayout.h"
#include "gtktreeselection.h"
#include "gtkvseparator.h"
#include "gtkwindow.h"
-#include "gtkcellareabox.h"
-#include "gtktreemenu.h"
#include "gtkprivate.h"
-#include "gtkentryprivate.h"
#include <gdk/gdkkeysyms.h>
#include "gtkmarshalers.h"
#include "gtkintl.h"
+#include "gtkentryprivate.h"
#include "gtktreeprivate.h"
/* WELCOME, to THE house of evil code */
+struct _GtkComboBoxPrivate
+{
+ GtkTreeModel *model;
+
+ GtkCellArea *area;
+
+ gint col_column;
+ gint row_column;
+
+ gint wrap_width;
+ GtkShadowType shadow_type;
+
+ gint active; /* Only temporary */
+ GtkTreeRowReference *active_row;
+
+ GtkWidget *tree_view;
+ GtkTreeViewColumn *column;
+
+ GtkWidget *cell_view;
+ GtkWidget *cell_view_frame;
+
+ GtkWidget *button;
+ GtkWidget *box;
+ GtkWidget *arrow;
+ GtkWidget *separator;
+
+ GtkWidget *popup_widget;
+ GtkWidget *popup_window;
+ GtkWidget *scrolled_window;
+
+ gulong inserted_id;
+ gulong deleted_id;
+ gulong reordered_id;
+ gulong changed_id;
+ guint popup_idle_id;
+ guint activate_button;
+ guint32 activate_time;
+ guint scroll_timer;
+ guint resize_idle_id;
+
+ gint minimum_width;
+ gint natural_width;
+
+ /* For "has-entry" specific behavior we track
+ * an automated cell renderer and text column */
+ gint text_column;
+ GtkCellRenderer *text_renderer;
+
+ gint id_column;
+
+ guint popup_in_progress : 1;
+ guint popup_shown : 1;
+ guint add_tearoffs : 1;
+ guint has_frame : 1;
+ guint is_cell_renderer : 1;
+ guint editing_canceled : 1;
+ guint auto_scroll : 1;
+ guint focus_on_click : 1;
+ guint button_sensitivity : 2;
+ guint has_entry : 1;
+ guint popup_fixed_width : 1;
+
+ GtkTreeViewRowSeparatorFunc row_separator_func;
+ gpointer row_separator_data;
+ GDestroyNotify row_separator_destroy;
+
+ GdkDevice *grab_pointer;
+ GdkDevice *grab_keyboard;
+
+ gchar *tearoff_title;
+};
+
/* While debugging this evil code, I have learned that
* there are actually 4 modes to this widget, which can
* be characterized as follows
*
*/
-/* GObjectClass */
+enum {
+ CHANGED,
+ MOVE_ACTIVE,
+ POPUP,
+ POPDOWN,
+ LAST_SIGNAL
+};
+
+enum {
+ PROP_0,
+ PROP_MODEL,
+ PROP_WRAP_WIDTH,
+ PROP_ROW_SPAN_COLUMN,
+ PROP_COLUMN_SPAN_COLUMN,
+ PROP_ACTIVE,
+ PROP_ADD_TEAROFFS,
+ PROP_TEAROFF_TITLE,
+ PROP_HAS_FRAME,
+ PROP_FOCUS_ON_CLICK,
+ PROP_POPUP_SHOWN,
+ PROP_BUTTON_SENSITIVITY,
+ PROP_EDITING_CANCELED,
+ PROP_HAS_ENTRY,
+ PROP_ENTRY_TEXT_COLUMN,
+ PROP_POPUP_FIXED_WIDTH,
+ PROP_ID_COLUMN,
+ PROP_ACTIVE_ID,
+ PROP_CELL_AREA
+};
+
+static guint combo_box_signals[LAST_SIGNAL] = {0,};
+
+#define BONUS_PADDING 4
+#define SCROLL_TIME 100
+
+/* common */
+
+static void gtk_combo_box_cell_layout_init (GtkCellLayoutIface *iface);
+static void gtk_combo_box_cell_editable_init (GtkCellEditableIface *iface);
static GObject *gtk_combo_box_constructor (GType type,
guint n_construct_properties,
GObjectConstructParam *construct_properties);
static void gtk_combo_box_dispose (GObject *object);
static void gtk_combo_box_finalize (GObject *object);
+static void gtk_combo_box_destroy (GtkWidget *widget);
+
static void gtk_combo_box_set_property (GObject *object,
guint prop_id,
const GValue *value,
GValue *value,
GParamSpec *spec);
-/* GtkWidgetClass */
-static void gtk_combo_box_destroy (GtkWidget *widget);
-static void gtk_combo_box_state_changed (GtkWidget *widget,
- GtkStateType previous);
-static void gtk_combo_box_grab_focus (GtkWidget *widget);
-static void gtk_combo_box_style_updated (GtkWidget *widget);
-static void gtk_combo_box_size_allocate (GtkWidget *widget,
- GtkAllocation *allocation);
-static void gtk_combo_box_get_preferred_width (GtkWidget *widget,
- gint *minimum_size,
- gint *natural_size);
-static void gtk_combo_box_get_preferred_height (GtkWidget *widget,
- gint *minimum_size,
- gint *natural_size);
-static void gtk_combo_box_get_preferred_width_for_height (GtkWidget *widget,
- gint avail_size,
- gint *minimum_size,
- gint *natural_size);
-static void gtk_combo_box_get_preferred_height_for_width (GtkWidget *widget,
- gint avail_size,
- gint *minimum_size,
- gint *natural_size);
-static gboolean gtk_combo_box_draw (GtkWidget *widget,
- cairo_t *cr);
-static gboolean gtk_combo_box_scroll_event (GtkWidget *widget,
- GdkEventScroll *event);
-
-/* GtkContainerClass */
+static void gtk_combo_box_state_changed (GtkWidget *widget,
+ GtkStateType previous);
+static void gtk_combo_box_grab_focus (GtkWidget *widget);
+static void gtk_combo_box_style_updated (GtkWidget *widget);
+static void gtk_combo_box_button_toggled (GtkWidget *widget,
+ gpointer data);
+static void gtk_combo_box_button_state_flags_changed (GtkWidget *widget,
+ GtkStateFlags previous,
+ gpointer data);
static void gtk_combo_box_add (GtkContainer *container,
GtkWidget *widget);
static void gtk_combo_box_remove (GtkContainer *container,
GtkWidget *widget);
-static void gtk_combo_box_forall (GtkContainer *container,
- gboolean include_internals,
- GtkCallback callback,
- gpointer callback_data);
-
-/* GtkComboBoxClass (binding handlers) */
-static void gtk_combo_box_real_move_active (GtkComboBox *combo_box,
- GtkScrollType scroll);
-static void gtk_combo_box_real_popup (GtkComboBox *combo_box);
-static gboolean gtk_combo_box_real_popdown (GtkComboBox *combo_box);
-
-
-/* GtkTreeModel signals */
-static void gtk_combo_box_model_row_inserted (GtkTreeModel *model,
- GtkTreePath *path,
- GtkTreeIter *iter,
- gpointer user_data);
-static void gtk_combo_box_model_row_deleted (GtkTreeModel *model,
- GtkTreePath *path,
- gpointer user_data);
static void gtk_combo_box_menu_show (GtkWidget *menu,
gpointer user_data);
static void gtk_combo_box_set_popup_widget (GtkComboBox *combo_box,
GtkWidget *popup);
+static void gtk_combo_box_menu_position_below (GtkMenu *menu,
+ gint *x,
+ gint *y,
+ gint *push_in,
+ gpointer user_data);
+static void gtk_combo_box_menu_position_over (GtkMenu *menu,
+ gint *x,
+ gint *y,
+ gint *push_in,
+ gpointer user_data);
+static void gtk_combo_box_menu_position (GtkMenu *menu,
+ gint *x,
+ gint *y,
+ gint *push_in,
+ gpointer user_data);
static void gtk_combo_box_unset_model (GtkComboBox *combo_box);
-static void gtk_combo_box_button_toggled (GtkWidget *widget,
- gpointer data);
-static void gtk_combo_box_button_state_changed (GtkWidget *widget,
- GtkStateType previous,
- gpointer data);
+static void gtk_combo_box_size_allocate (GtkWidget *widget,
+ GtkAllocation *allocation);
+static void gtk_combo_box_forall (GtkContainer *container,
+ gboolean include_internals,
+ GtkCallback callback,
+ gpointer callback_data);
+static gboolean gtk_combo_box_draw (GtkWidget *widget,
+ cairo_t *cr);
+static gboolean gtk_combo_box_scroll_event (GtkWidget *widget,
+ GdkEventScroll *event);
static void gtk_combo_box_set_active_internal (GtkComboBox *combo_box,
GtkTreePath *path);
static void gtk_combo_box_check_appearance (GtkComboBox *combo_box);
+static void gtk_combo_box_real_move_active (GtkComboBox *combo_box,
+ GtkScrollType scroll);
+static void gtk_combo_box_real_popup (GtkComboBox *combo_box);
+static gboolean gtk_combo_box_real_popdown (GtkComboBox *combo_box);
+/* listening to the model */
+static void gtk_combo_box_model_row_inserted (GtkTreeModel *model,
+ GtkTreePath *path,
+ GtkTreeIter *iter,
+ gpointer user_data);
+static void gtk_combo_box_model_row_deleted (GtkTreeModel *model,
+ GtkTreePath *path,
+ gpointer user_data);
+static void gtk_combo_box_model_rows_reordered (GtkTreeModel *model,
+ GtkTreePath *path,
+ GtkTreeIter *iter,
+ gint *new_order,
+ gpointer user_data);
+static void gtk_combo_box_model_row_changed (GtkTreeModel *model,
+ GtkTreePath *path,
+ GtkTreeIter *iter,
+ gpointer data);
static void gtk_combo_box_model_row_expanded (GtkTreeModel *model,
GtkTreePath *path,
GtkTreeIter *iter,
gboolean path_currently_selected,
gpointer data);
+static void gtk_combo_box_list_row_changed (GtkTreeModel *model,
+ GtkTreePath *path,
+ GtkTreeIter *iter,
+ gpointer data);
static void gtk_combo_box_list_popup_resize (GtkComboBox *combo_box);
/* menu */
static void gtk_combo_box_menu_setup (GtkComboBox *combo_box,
gboolean add_children);
-static void gtk_combo_box_menu_destroy (GtkComboBox *combo_box);
static void gtk_combo_box_update_title (GtkComboBox *combo_box);
+static void gtk_combo_box_menu_destroy (GtkComboBox *combo_box);
+
+
static gboolean gtk_combo_box_menu_button_press (GtkWidget *widget,
GdkEventButton *event,
gpointer user_data);
static void gtk_combo_box_menu_activate (GtkWidget *menu,
const gchar *path,
GtkComboBox *combo_box);
+static void gtk_combo_box_update_sensitivity (GtkComboBox *combo_box);
static gboolean gtk_combo_box_menu_key_press (GtkWidget *widget,
GdkEventKey *event,
gpointer data);
guint button,
guint32 activate_time);
-static void gtk_combo_box_menu_position_below (GtkMenu *menu,
- gint *x,
- gint *y,
- gint *push_in,
- gpointer user_data);
-static void gtk_combo_box_menu_position_over (GtkMenu *menu,
- gint *x,
- gint *y,
- gint *push_in,
- gpointer user_data);
-static void gtk_combo_box_menu_position (GtkMenu *menu,
- gint *x,
- gint *y,
- gint *push_in,
- gpointer user_data);
+/* cell layout */
+GtkCellArea *gtk_combo_box_cell_layout_get_area (GtkCellLayout *cell_layout);
static gboolean gtk_combo_box_mnemonic_activate (GtkWidget *widget,
gboolean group_cycling);
gpointer user_data);
static void gtk_combo_box_entry_active_changed (GtkComboBox *combo_box,
gpointer user_data);
-/* GtkBuildableIface */
+
+
+/* GtkBuildable method implementation */
+static GtkBuildableIface *parent_buildable_iface;
+
static void gtk_combo_box_buildable_init (GtkBuildableIface *iface);
static gboolean gtk_combo_box_buildable_custom_tag_start (GtkBuildable *buildable,
GtkBuilder *builder,
GtkBuilder *builder,
const gchar *childname);
-/* GtkCellEditable */
-static void gtk_combo_box_cell_editable_init (GtkCellEditableIface *iface);
+
+/* GtkCellEditable method implementations */
static void gtk_combo_box_start_editing (GtkCellEditable *cell_editable,
GdkEvent *event);
-/* GtkCellLayoutIface */
-static void gtk_combo_box_cell_layout_init (GtkCellLayoutIface *iface);
-static GtkCellArea *gtk_combo_box_cell_layout_get_area (GtkCellLayout *layout);
-
-
-struct _GtkComboBoxPrivate
-{
- GtkTreeModel *model;
-
- /* The cell area shared with the treeview or treemenu */
- GtkCellArea *area;
+static void gtk_combo_box_get_preferred_width (GtkWidget *widget,
+ gint *minimum_size,
+ gint *natural_size);
+static void gtk_combo_box_get_preferred_height (GtkWidget *widget,
+ gint *minimum_size,
+ gint *natural_size);
+static void gtk_combo_box_get_preferred_width_for_height (GtkWidget *widget,
+ gint avail_size,
+ gint *minimum_size,
+ gint *natural_size);
+static void gtk_combo_box_get_preferred_height_for_width (GtkWidget *widget,
+ gint avail_size,
+ gint *minimum_size,
+ gint *natural_size);
- gint col_column;
- gint row_column;
- gint id_column;
- gint wrap_width;
- GtkShadowType shadow_type;
+G_DEFINE_TYPE_WITH_CODE (GtkComboBox, gtk_combo_box, GTK_TYPE_BIN,
+ G_IMPLEMENT_INTERFACE (GTK_TYPE_CELL_LAYOUT,
+ gtk_combo_box_cell_layout_init)
+ G_IMPLEMENT_INTERFACE (GTK_TYPE_CELL_EDITABLE,
+ gtk_combo_box_cell_editable_init)
+ G_IMPLEMENT_INTERFACE (GTK_TYPE_BUILDABLE,
+ gtk_combo_box_buildable_init))
- gint active; /* Only temporary */
- GtkTreeRowReference *active_row;
+/* common */
+static void
+gtk_combo_box_class_init (GtkComboBoxClass *klass)
+{
+ GObjectClass *object_class;
+ GtkContainerClass *container_class;
+ GtkWidgetClass *widget_class;
+ GtkBindingSet *binding_set;
- /* The cellview displayed on the button */
- GtkWidget *cell_view;
- GtkWidget *cell_view_frame;
+ container_class = (GtkContainerClass *)klass;
+ container_class->forall = gtk_combo_box_forall;
+ container_class->add = gtk_combo_box_add;
+ container_class->remove = gtk_combo_box_remove;
- /* The treeview & column for list mode */
- GtkWidget *tree_view;
- GtkTreeViewColumn *column;
+ widget_class = (GtkWidgetClass *)klass;
+ widget_class->size_allocate = gtk_combo_box_size_allocate;
+ widget_class->draw = gtk_combo_box_draw;
+ widget_class->scroll_event = gtk_combo_box_scroll_event;
+ widget_class->mnemonic_activate = gtk_combo_box_mnemonic_activate;
+ widget_class->grab_focus = gtk_combo_box_grab_focus;
+ widget_class->style_updated = gtk_combo_box_style_updated;
+ widget_class->state_changed = gtk_combo_box_state_changed;
+ widget_class->get_preferred_width = gtk_combo_box_get_preferred_width;
+ widget_class->get_preferred_height = gtk_combo_box_get_preferred_height;
+ widget_class->get_preferred_height_for_width = gtk_combo_box_get_preferred_height_for_width;
+ widget_class->get_preferred_width_for_height = gtk_combo_box_get_preferred_width_for_height;
+ widget_class->destroy = gtk_combo_box_destroy;
- GtkWidget *button;
- GtkWidget *box;
- GtkWidget *arrow;
- GtkWidget *separator;
-
- GtkWidget *popup_widget;
- GtkWidget *popup_window;
- GtkWidget *scrolled_window;
-
- gulong inserted_id;
- gulong deleted_id;
- guint popup_idle_id;
- guint activate_button;
- guint32 activate_time;
- guint scroll_timer;
- guint resize_idle_id;
-
- /* For "has-entry" specific behavior we track
- * an automated cell renderer and text column */
- gint text_column;
- GtkCellRenderer *text_renderer;
-
- guint in_construction : 1;
- guint popup_in_progress : 1;
- guint popup_shown : 1;
- guint add_tearoffs : 1;
- guint has_frame : 1;
- guint is_cell_renderer : 1;
- guint editing_canceled : 1;
- guint auto_scroll : 1;
- guint focus_on_click : 1;
- guint button_sensitivity : 2;
- guint has_entry : 1;
- guint popup_fixed_width : 1;
-
- GtkTreeViewRowSeparatorFunc row_separator_func;
- gpointer row_separator_data;
- GDestroyNotify row_separator_destroy;
-
- GdkDevice *grab_pointer;
- GdkDevice *grab_keyboard;
-
- gchar *tearoff_title;
-};
-
-
-enum {
- CHANGED,
- MOVE_ACTIVE,
- POPUP,
- POPDOWN,
- LAST_SIGNAL
-};
-
-enum {
- PROP_0,
- PROP_MODEL,
- PROP_WRAP_WIDTH,
- PROP_ROW_SPAN_COLUMN,
- PROP_COLUMN_SPAN_COLUMN,
- PROP_ACTIVE,
- PROP_ADD_TEAROFFS,
- PROP_TEAROFF_TITLE,
- PROP_HAS_FRAME,
- PROP_FOCUS_ON_CLICK,
- PROP_POPUP_SHOWN,
- PROP_BUTTON_SENSITIVITY,
- PROP_EDITING_CANCELED,
- PROP_HAS_ENTRY,
- PROP_ENTRY_TEXT_COLUMN,
- PROP_POPUP_FIXED_WIDTH,
- PROP_ID_COLUMN,
- PROP_ACTIVE_ID,
- PROP_CELL_AREA
-};
-
-#define BONUS_PADDING 4
-#define SCROLL_TIME 100
-
-static guint combo_box_signals[LAST_SIGNAL] = {0,};
-
-
-/* GtkBuildable method implementation */
-static GtkBuildableIface *parent_buildable_iface;
-
-
-G_DEFINE_TYPE_WITH_CODE (GtkComboBox, gtk_combo_box, GTK_TYPE_BIN,
- G_IMPLEMENT_INTERFACE (GTK_TYPE_CELL_LAYOUT,
- gtk_combo_box_cell_layout_init)
- G_IMPLEMENT_INTERFACE (GTK_TYPE_CELL_EDITABLE,
- gtk_combo_box_cell_editable_init)
- G_IMPLEMENT_INTERFACE (GTK_TYPE_BUILDABLE,
- gtk_combo_box_buildable_init))
-
-
-/* common */
-static void
-gtk_combo_box_class_init (GtkComboBoxClass *klass)
-{
- GObjectClass *object_class;
- GtkContainerClass *container_class;
- GtkWidgetClass *widget_class;
- GtkBindingSet *binding_set;
-
- object_class = (GObjectClass *)klass;
- object_class->constructor = gtk_combo_box_constructor;
- object_class->dispose = gtk_combo_box_dispose;
- object_class->finalize = gtk_combo_box_finalize;
- object_class->set_property = gtk_combo_box_set_property;
- object_class->get_property = gtk_combo_box_get_property;
-
- widget_class = (GtkWidgetClass *)klass;
- widget_class->draw = gtk_combo_box_draw;
- widget_class->scroll_event = gtk_combo_box_scroll_event;
- widget_class->mnemonic_activate = gtk_combo_box_mnemonic_activate;
- widget_class->grab_focus = gtk_combo_box_grab_focus;
- widget_class->style_updated = gtk_combo_box_style_updated;
- widget_class->state_changed = gtk_combo_box_state_changed;
- widget_class->size_allocate = gtk_combo_box_size_allocate;
- widget_class->get_preferred_width = gtk_combo_box_get_preferred_width;
- widget_class->get_preferred_height = gtk_combo_box_get_preferred_height;
- widget_class->get_preferred_height_for_width = gtk_combo_box_get_preferred_height_for_width;
- widget_class->get_preferred_width_for_height = gtk_combo_box_get_preferred_width_for_height;
- widget_class->destroy = gtk_combo_box_destroy;
-
- container_class = (GtkContainerClass *)klass;
- container_class->forall = gtk_combo_box_forall;
- container_class->add = gtk_combo_box_add;
- container_class->remove = gtk_combo_box_remove;
+ object_class = (GObjectClass *)klass;
+ object_class->constructor = gtk_combo_box_constructor;
+ object_class->dispose = gtk_combo_box_dispose;
+ object_class->finalize = gtk_combo_box_finalize;
+ object_class->set_property = gtk_combo_box_set_property;
+ object_class->get_property = gtk_combo_box_get_property;
/* signals */
/**
P_("The value of the id column "
"for the active row"),
NULL, GTK_PARAM_READWRITE));
- /**
- * GtkComboBox:cell-area:
- *
- * The #GtkCellArea used to layout cell renderers for this combo box.
- *
- * Since: 3.0
- */
- g_object_class_install_property (object_class,
- PROP_CELL_AREA,
- g_param_spec_object ("cell-area",
- P_("Cell Area"),
- P_("The GtkCellArea used to layout cells"),
- GTK_TYPE_CELL_AREA,
- GTK_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY));
/**
* GtkComboBox:popup-fixed-width:
TRUE,
GTK_PARAM_READWRITE));
+ /**
+ * GtkComboBox:cell-area:
+ *
+ * The #GtkCellArea used to layout cell renderers for this combo box.
+ *
+ * Since: 3.0
+ */
+ g_object_class_install_property (object_class,
+ PROP_CELL_AREA,
+ g_param_spec_object ("cell-area",
+ P_("Cell Area"),
+ P_("The GtkCellArea used to layout cells"),
+ GTK_TYPE_CELL_AREA,
+ GTK_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY));
+
gtk_widget_class_install_style_property (widget_class,
g_param_spec_boolean ("appears-as-list",
P_("Appears as list"),
g_type_class_add_private (object_class, sizeof (GtkComboBoxPrivate));
}
+static void
+gtk_combo_box_buildable_init (GtkBuildableIface *iface)
+{
+ parent_buildable_iface = g_type_interface_peek_parent (iface);
+ iface->add_child = _gtk_cell_layout_buildable_add_child;
+ iface->custom_tag_start = gtk_combo_box_buildable_custom_tag_start;
+ iface->custom_tag_end = gtk_combo_box_buildable_custom_tag_end;
+ iface->get_internal_child = gtk_combo_box_buildable_get_internal_child;
+}
+
+static void
+gtk_combo_box_cell_layout_init (GtkCellLayoutIface *iface)
+{
+ iface->get_area = gtk_combo_box_cell_layout_get_area;
+}
+
+static void
+gtk_combo_box_cell_editable_init (GtkCellEditableIface *iface)
+{
+ iface->start_editing = gtk_combo_box_start_editing;
+}
+
static void
gtk_combo_box_init (GtkComboBox *combo_box)
{
GtkComboBoxPrivate);
priv = combo_box->priv;
+ priv->minimum_width = 0;
+ priv->natural_width = 0;
+
priv->wrap_width = 0;
priv->active = -1;
priv->id_column = -1;
}
-/******************************************************
- * GObjectClass *
- ******************************************************/
-static GObject *
-gtk_combo_box_constructor (GType type,
- guint n_construct_properties,
- GObjectConstructParam *construct_properties)
+static void
+gtk_combo_box_set_property (GObject *object,
+ guint prop_id,
+ const GValue *value,
+ GParamSpec *pspec)
{
- GObject *object;
- GtkComboBox *combo_box;
- GtkComboBoxPrivate *priv;
- GtkStyleContext *context;
-
- object = G_OBJECT_CLASS (gtk_combo_box_parent_class)->constructor
- (type, n_construct_properties, construct_properties);
-
- combo_box = GTK_COMBO_BOX (object);
- priv = combo_box->priv;
+ GtkComboBox *combo_box = GTK_COMBO_BOX (object);
+ GtkCellArea *area;
- if (!priv->area)
+ switch (prop_id)
{
- GtkCellArea *area = gtk_cell_area_box_new ();
+ case PROP_MODEL:
+ gtk_combo_box_set_model (combo_box, g_value_get_object (value));
+ break;
- priv->area = g_object_ref_sink (area);
- }
+ case PROP_WRAP_WIDTH:
+ gtk_combo_box_set_wrap_width (combo_box, g_value_get_int (value));
+ break;
- priv->cell_view = gtk_cell_view_new_with_context (priv->area, NULL);
- gtk_cell_view_set_fit_model (GTK_CELL_VIEW (priv->cell_view), TRUE);
- gtk_cell_view_set_model (GTK_CELL_VIEW (priv->cell_view), priv->model);
- gtk_widget_set_parent (priv->cell_view, GTK_WIDGET (combo_box));
- _gtk_bin_set_child (GTK_BIN (combo_box), priv->cell_view);
- gtk_widget_show (priv->cell_view);
+ case PROP_ROW_SPAN_COLUMN:
+ gtk_combo_box_set_row_span_column (combo_box, g_value_get_int (value));
+ break;
- gtk_combo_box_check_appearance (combo_box);
+ case PROP_COLUMN_SPAN_COLUMN:
+ gtk_combo_box_set_column_span_column (combo_box, g_value_get_int (value));
+ break;
- context = gtk_widget_get_style_context (GTK_WIDGET (combo_box));
- gtk_style_context_add_class (context, GTK_STYLE_CLASS_BUTTON);
+ case PROP_ACTIVE:
+ gtk_combo_box_set_active (combo_box, g_value_get_int (value));
+ break;
- if (priv->has_entry)
- {
- GtkWidget *entry;
+ case PROP_ADD_TEAROFFS:
+ gtk_combo_box_set_add_tearoffs (combo_box, g_value_get_boolean (value));
+ break;
- entry = gtk_entry_new ();
- gtk_widget_show (entry);
- gtk_container_add (GTK_CONTAINER (combo_box), entry);
+ case PROP_HAS_FRAME:
+ combo_box->priv->has_frame = g_value_get_boolean (value);
- priv->text_renderer = gtk_cell_renderer_text_new ();
- gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (combo_box),
- priv->text_renderer, TRUE);
+ if (combo_box->priv->has_entry)
+ {
+ GtkWidget *child;
- gtk_combo_box_set_active (GTK_COMBO_BOX (combo_box), -1);
+ child = gtk_bin_get_child (GTK_BIN (combo_box));
- g_signal_connect (combo_box, "changed",
- G_CALLBACK (gtk_combo_box_entry_active_changed), NULL);
- }
+ gtk_entry_set_has_frame (GTK_ENTRY (child),
+ combo_box->priv->has_frame);
+ }
- return object;
-}
+ break;
-static void
-gtk_combo_box_dispose(GObject* object)
-{
- GtkComboBox *combo_box = GTK_COMBO_BOX (object);
-
- if (GTK_IS_MENU (combo_box->priv->popup_widget))
- {
- gtk_combo_box_menu_destroy (combo_box);
- gtk_menu_detach (GTK_MENU (combo_box->priv->popup_widget));
- combo_box->priv->popup_widget = NULL;
- }
-
- if (combo_box->priv->area)
- {
- g_object_unref (combo_box->priv->area);
- combo_box->priv->area = NULL;
- }
-
- G_OBJECT_CLASS (gtk_combo_box_parent_class)->dispose (object);
-}
-
-static void
-gtk_combo_box_finalize (GObject *object)
-{
- GtkComboBox *combo_box = GTK_COMBO_BOX (object);
-
- if (GTK_IS_TREE_VIEW (combo_box->priv->tree_view))
- gtk_combo_box_list_destroy (combo_box);
-
- if (combo_box->priv->popup_window)
- gtk_widget_destroy (combo_box->priv->popup_window);
-
- gtk_combo_box_unset_model (combo_box);
-
- g_free (combo_box->priv->tearoff_title);
-
- G_OBJECT_CLASS (gtk_combo_box_parent_class)->finalize (object);
-}
-
-static void
-gtk_combo_box_set_property (GObject *object,
- guint prop_id,
- const GValue *value,
- GParamSpec *pspec)
-{
- GtkComboBox *combo_box = GTK_COMBO_BOX (object);
- GtkCellArea *area;
-
- switch (prop_id)
- {
- case PROP_MODEL:
- gtk_combo_box_set_model (combo_box, g_value_get_object (value));
- break;
-
- case PROP_WRAP_WIDTH:
- gtk_combo_box_set_wrap_width (combo_box, g_value_get_int (value));
- break;
-
- case PROP_ROW_SPAN_COLUMN:
- gtk_combo_box_set_row_span_column (combo_box, g_value_get_int (value));
- break;
-
- case PROP_COLUMN_SPAN_COLUMN:
- gtk_combo_box_set_column_span_column (combo_box, g_value_get_int (value));
- break;
-
- case PROP_ACTIVE:
- gtk_combo_box_set_active (combo_box, g_value_get_int (value));
- break;
-
- case PROP_ADD_TEAROFFS:
- gtk_combo_box_set_add_tearoffs (combo_box, g_value_get_boolean (value));
- break;
-
- case PROP_HAS_FRAME:
- combo_box->priv->has_frame = g_value_get_boolean (value);
-
- if (combo_box->priv->has_entry)
- {
- GtkWidget *child;
-
- child = gtk_bin_get_child (GTK_BIN (combo_box));
-
- gtk_entry_set_has_frame (GTK_ENTRY (child),
- combo_box->priv->has_frame);
- }
-
- break;
-
- case PROP_FOCUS_ON_CLICK:
- gtk_combo_box_set_focus_on_click (combo_box,
- g_value_get_boolean (value));
- break;
+ case PROP_FOCUS_ON_CLICK:
+ gtk_combo_box_set_focus_on_click (combo_box,
+ g_value_get_boolean (value));
+ break;
case PROP_TEAROFF_TITLE:
gtk_combo_box_set_title (combo_box, g_value_get_string (value));
}
}
-/******************************************************
- * GtkWidgetClass *
- ******************************************************/
-static gboolean
-gtk_combo_box_draw (GtkWidget *widget,
- cairo_t *cr)
+static void
+gtk_combo_box_state_changed (GtkWidget *widget,
+ GtkStateType previous)
{
GtkComboBox *combo_box = GTK_COMBO_BOX (widget);
GtkComboBoxPrivate *priv = combo_box->priv;
- if (priv->shadow_type != GTK_SHADOW_NONE)
+ if (gtk_widget_get_realized (widget))
{
- GtkStyleContext *context;
- GtkStateFlags state;
+ if (priv->tree_view && priv->cell_view)
+ {
+ GtkStyleContext *context;
+ GtkStateFlags state;
+ GdkRGBA *color;
- context = gtk_widget_get_style_context (widget);
- state = gtk_widget_get_state_flags (widget);
- gtk_style_context_set_state (context, state);
+ context = gtk_widget_get_style_context (widget);
+ state = gtk_widget_get_state_flags (widget);
- gtk_render_background (context, cr, 0, 0,
- gtk_widget_get_allocated_width (widget),
- gtk_widget_get_allocated_height (widget));
- gtk_render_frame (context, cr, 0, 0,
- gtk_widget_get_allocated_width (widget),
- gtk_widget_get_allocated_height (widget));
+ gtk_style_context_get (context, state,
+ "background-color", &color,
+ NULL);
+
+ gtk_cell_view_set_background_rgba (GTK_CELL_VIEW (priv->cell_view), color);
+ gdk_rgba_free (color);
+ }
}
- gtk_container_propagate_draw (GTK_CONTAINER (widget),
- priv->button, cr);
+ gtk_widget_queue_draw (widget);
+}
- if (priv->tree_view && priv->cell_view_frame)
+static void
+gtk_combo_box_button_state_flags_changed (GtkWidget *widget,
+ GtkStateFlags previous,
+ gpointer data)
+{
+ GtkComboBox *combo_box = GTK_COMBO_BOX (data);
+ GtkComboBoxPrivate *priv = combo_box->priv;
+
+ if (gtk_widget_get_realized (widget))
{
- gtk_container_propagate_draw (GTK_CONTAINER (widget),
- priv->cell_view_frame, cr);
+ if (!priv->tree_view && priv->cell_view)
+ gtk_widget_set_state_flags (priv->cell_view,
+ gtk_widget_get_state_flags (widget),
+ TRUE);
}
- gtk_container_propagate_draw (GTK_CONTAINER (widget),
- gtk_bin_get_child (GTK_BIN (widget)),
- cr);
-
- return FALSE;
+ gtk_widget_queue_draw (widget);
}
-
-typedef struct {
- GtkComboBox *combo;
- GtkTreePath *path;
- GtkTreeIter iter;
- gboolean found;
- gboolean set;
- gboolean visible;
-} SearchData;
-
-static gboolean
-path_visible (GtkTreeView *view,
- GtkTreePath *path)
+static void
+gtk_combo_box_check_appearance (GtkComboBox *combo_box)
{
- GtkRBTree *tree;
- GtkRBNode *node;
-
- /* Note that we rely on the fact that collapsed rows don't have nodes
+ GtkComboBoxPrivate *priv = combo_box->priv;
+ gboolean appears_as_list;
+
+ /* if wrap_width > 0, then we are in grid-mode and forced to use
+ * unix style
*/
- return _gtk_tree_view_find_node (view, path, &tree, &node);
+ if (priv->wrap_width)
+ appears_as_list = FALSE;
+ else
+ gtk_widget_style_get (GTK_WIDGET (combo_box),
+ "appears-as-list", &appears_as_list,
+ NULL);
+
+ if (appears_as_list)
+ {
+ /* Destroy all the menu mode widgets, if they exist. */
+ if (GTK_IS_MENU (priv->popup_widget))
+ gtk_combo_box_menu_destroy (combo_box);
+
+ /* Create the list mode widgets, if they don't already exist. */
+ if (!GTK_IS_TREE_VIEW (priv->tree_view))
+ gtk_combo_box_list_setup (combo_box);
+ }
+ else
+ {
+ /* Destroy all the list mode widgets, if they exist. */
+ if (GTK_IS_TREE_VIEW (priv->tree_view))
+ gtk_combo_box_list_destroy (combo_box);
+
+ /* Create the menu mode widgets, if they don't already exist. */
+ if (!GTK_IS_MENU (priv->popup_widget))
+ gtk_combo_box_menu_setup (combo_box, TRUE);
+ }
+
+ gtk_widget_style_get (GTK_WIDGET (combo_box),
+ "shadow-type", &priv->shadow_type,
+ NULL);
}
-static gboolean
-tree_column_row_is_sensitive (GtkComboBox *combo_box,
- GtkTreeIter *iter)
+static void
+gtk_combo_box_style_updated (GtkWidget *widget)
{
+ GtkComboBox *combo_box = GTK_COMBO_BOX (widget);
GtkComboBoxPrivate *priv = combo_box->priv;
- GList *cells, *list;
- gboolean sensitive;
+ GtkWidget *child;
- if (!priv->column)
- return TRUE;
+ gtk_combo_box_check_appearance (combo_box);
- if (priv->row_separator_func)
+ if (priv->tree_view && priv->cell_view)
{
- if (priv->row_separator_func (priv->model, iter,
- priv->row_separator_data))
- return FALSE;
- }
+ GtkStyleContext *context;
+ GdkRGBA *color;
- gtk_tree_view_column_cell_set_cell_data (priv->column,
- priv->model,
- iter, FALSE, FALSE);
+ context = gtk_widget_get_style_context (widget);
+ gtk_style_context_get (context, 0,
+ "background-color", &color,
+ NULL);
- cells = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (priv->column));
+ gtk_cell_view_set_background_rgba (GTK_CELL_VIEW (priv->cell_view),
+ color);
- sensitive = FALSE;
- for (list = cells; list; list = list->next)
- {
- g_object_get (list->data, "sensitive", &sensitive, NULL);
-
- if (sensitive)
- break;
+ gdk_rgba_free (color);
}
- g_list_free (cells);
- return sensitive;
+ child = gtk_bin_get_child (GTK_BIN (combo_box));
+ if (GTK_IS_ENTRY (child))
+ g_object_set (child, "shadow-type",
+ GTK_SHADOW_NONE == priv->shadow_type ?
+ GTK_SHADOW_IN : GTK_SHADOW_NONE, NULL);
}
-static gboolean
-tree_next_func (GtkTreeModel *model,
- GtkTreePath *path,
- GtkTreeIter *iter,
- gpointer data)
+static void
+gtk_combo_box_button_toggled (GtkWidget *widget,
+ gpointer data)
{
- SearchData *search_data = (SearchData *)data;
+ GtkComboBox *combo_box = GTK_COMBO_BOX (data);
- if (search_data->found)
+ if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (widget)))
{
- if (!tree_column_row_is_sensitive (search_data->combo, iter))
- return FALSE;
-
- if (search_data->visible &&
- !path_visible (GTK_TREE_VIEW (search_data->combo->priv->tree_view), path))
- return FALSE;
-
- search_data->set = TRUE;
- search_data->iter = *iter;
-
- return TRUE;
+ if (!combo_box->priv->popup_in_progress)
+ gtk_combo_box_popup (combo_box);
}
-
- if (gtk_tree_path_compare (path, search_data->path) == 0)
- search_data->found = TRUE;
-
- return FALSE;
+ else
+ gtk_combo_box_popdown (combo_box);
}
-static gboolean
-tree_next (GtkComboBox *combo,
- GtkTreeModel *model,
- GtkTreeIter *iter,
- GtkTreeIter *next,
- gboolean visible)
+static void
+gtk_combo_box_add (GtkContainer *container,
+ GtkWidget *widget)
{
- SearchData search_data;
+ GtkComboBox *combo_box = GTK_COMBO_BOX (container);
+ GtkComboBoxPrivate *priv = combo_box->priv;
- search_data.combo = combo;
- search_data.path = gtk_tree_model_get_path (model, iter);
- search_data.visible = visible;
- search_data.found = FALSE;
- search_data.set = FALSE;
+ if (priv->has_entry && !GTK_IS_ENTRY (widget))
+ {
+ g_warning ("Attempting to add a widget with type %s to a GtkComboBox that needs an entry "
+ "(need an instance of GtkEntry or of a subclass)",
+ G_OBJECT_TYPE_NAME (widget));
+ return;
+ }
- gtk_tree_model_foreach (model, tree_next_func, &search_data);
+ if (priv->cell_view &&
+ gtk_widget_get_parent (priv->cell_view))
+ {
+ gtk_widget_unparent (priv->cell_view);
+ _gtk_bin_set_child (GTK_BIN (container), NULL);
+ gtk_widget_queue_resize (GTK_WIDGET (container));
+ }
- *next = search_data.iter;
+ gtk_widget_set_parent (widget, GTK_WIDGET (container));
+ _gtk_bin_set_child (GTK_BIN (container), widget);
- gtk_tree_path_free (search_data.path);
+ if (priv->cell_view &&
+ widget != priv->cell_view)
+ {
+ /* since the cell_view was unparented, it's gone now */
+ priv->cell_view = NULL;
- return search_data.set;
-}
+ if (!priv->tree_view && priv->separator)
+ {
+ gtk_container_remove (GTK_CONTAINER (gtk_widget_get_parent (priv->separator)),
+ priv->separator);
+ priv->separator = NULL;
-static gboolean
-tree_prev_func (GtkTreeModel *model,
- GtkTreePath *path,
- GtkTreeIter *iter,
- gpointer data)
-{
- SearchData *search_data = (SearchData *)data;
+ gtk_widget_queue_resize (GTK_WIDGET (container));
+ }
+ else if (priv->cell_view_frame)
+ {
+ gtk_widget_unparent (priv->cell_view_frame);
+ priv->cell_view_frame = NULL;
+ priv->box = NULL;
+ }
+ }
- if (gtk_tree_path_compare (path, search_data->path) == 0)
+ if (priv->has_entry)
{
- search_data->found = TRUE;
- return TRUE;
+ /* this flag is a hack to tell the entry to fill its allocation.
+ */
+ _gtk_entry_set_is_cell_renderer (GTK_ENTRY (widget), TRUE);
+
+ g_signal_connect (widget, "changed",
+ G_CALLBACK (gtk_combo_box_entry_contents_changed),
+ combo_box);
+
+ gtk_entry_set_has_frame (GTK_ENTRY (widget), priv->has_frame);
}
-
- if (!tree_column_row_is_sensitive (search_data->combo, iter))
- return FALSE;
-
- if (search_data->visible &&
- !path_visible (GTK_TREE_VIEW (search_data->combo->priv->tree_view), path))
- return FALSE;
-
- search_data->set = TRUE;
- search_data->iter = *iter;
-
- return FALSE;
}
-static gboolean
-tree_prev (GtkComboBox *combo,
- GtkTreeModel *model,
- GtkTreeIter *iter,
- GtkTreeIter *prev,
- gboolean visible)
+static void
+gtk_combo_box_remove (GtkContainer *container,
+ GtkWidget *widget)
{
- SearchData search_data;
+ GtkComboBox *combo_box = GTK_COMBO_BOX (container);
+ GtkComboBoxPrivate *priv = combo_box->priv;
+ GtkTreePath *path;
+ gboolean appears_as_list;
- search_data.combo = combo;
- search_data.path = gtk_tree_model_get_path (model, iter);
- search_data.visible = visible;
- search_data.found = FALSE;
- search_data.set = FALSE;
+ if (priv->has_entry)
+ {
+ GtkWidget *child_widget;
- gtk_tree_model_foreach (model, tree_prev_func, &search_data);
-
- *prev = search_data.iter;
+ child_widget = gtk_bin_get_child (GTK_BIN (container));
+ if (widget && widget == child_widget)
+ {
+ g_signal_handlers_disconnect_by_func (widget,
+ gtk_combo_box_entry_contents_changed,
+ container);
+ _gtk_entry_set_is_cell_renderer (GTK_ENTRY (widget), FALSE);
+ }
+ }
- gtk_tree_path_free (search_data.path);
+ if (widget == priv->cell_view)
+ priv->cell_view = NULL;
- return search_data.set;
-}
+ gtk_widget_unparent (widget);
+ _gtk_bin_set_child (GTK_BIN (container), NULL);
-static gboolean
-tree_last_func (GtkTreeModel *model,
- GtkTreePath *path,
- GtkTreeIter *iter,
- gpointer data)
-{
- SearchData *search_data = (SearchData *)data;
+ if (gtk_widget_in_destruction (GTK_WIDGET (combo_box)))
+ return;
- if (!tree_column_row_is_sensitive (search_data->combo, iter))
- return FALSE;
-
- /* Note that we rely on the fact that collapsed rows don't have nodes
- */
- if (search_data->visible &&
- !path_visible (GTK_TREE_VIEW (search_data->combo->priv->tree_view), path))
- return FALSE;
-
- search_data->set = TRUE;
- search_data->iter = *iter;
+ gtk_widget_queue_resize (GTK_WIDGET (container));
+
+ if (!priv->tree_view)
+ appears_as_list = FALSE;
+ else
+ appears_as_list = TRUE;
- return FALSE;
-}
+ if (appears_as_list)
+ gtk_combo_box_list_destroy (combo_box);
+ else if (GTK_IS_MENU (priv->popup_widget))
+ {
+ gtk_combo_box_menu_destroy (combo_box);
+ gtk_menu_detach (GTK_MENU (priv->popup_widget));
+ priv->popup_widget = NULL;
+ }
-static gboolean
-tree_last (GtkComboBox *combo,
- GtkTreeModel *model,
- GtkTreeIter *last,
- gboolean visible)
-{
- SearchData search_data;
+ if (!priv->cell_view)
+ {
+ priv->cell_view = gtk_cell_view_new ();
+ gtk_widget_set_parent (priv->cell_view, GTK_WIDGET (container));
+ _gtk_bin_set_child (GTK_BIN (container), priv->cell_view);
+
+ gtk_widget_show (priv->cell_view);
+ gtk_cell_view_set_model (GTK_CELL_VIEW (priv->cell_view),
+ priv->model);
+ }
- search_data.combo = combo;
- search_data.visible = visible;
- search_data.set = FALSE;
- gtk_tree_model_foreach (model, tree_last_func, &search_data);
-
- *last = search_data.iter;
+ if (appears_as_list)
+ gtk_combo_box_list_setup (combo_box);
+ else
+ gtk_combo_box_menu_setup (combo_box, TRUE);
- return search_data.set;
+ if (gtk_tree_row_reference_valid (priv->active_row))
+ {
+ path = gtk_tree_row_reference_get_path (priv->active_row);
+ gtk_combo_box_set_active_internal (combo_box, path);
+ gtk_tree_path_free (path);
+ }
+ else
+ gtk_combo_box_set_active_internal (combo_box, NULL);
}
-
-static gboolean
-tree_first_func (GtkTreeModel *model,
- GtkTreePath *path,
- GtkTreeIter *iter,
- gpointer data)
+static void
+gtk_combo_box_menu_show (GtkWidget *menu,
+ gpointer user_data)
{
- SearchData *search_data = (SearchData *)data;
+ GtkComboBox *combo_box = GTK_COMBO_BOX (user_data);
+ GtkComboBoxPrivate *priv = combo_box->priv;
- if (!tree_column_row_is_sensitive (search_data->combo, iter))
- return FALSE;
-
- if (search_data->visible &&
- !path_visible (GTK_TREE_VIEW (search_data->combo->priv->tree_view), path))
- return FALSE;
-
- search_data->set = TRUE;
- search_data->iter = *iter;
-
- return TRUE;
+ gtk_combo_box_child_show (menu, user_data);
+
+ priv->popup_in_progress = TRUE;
+ gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (priv->button),
+ TRUE);
+ priv->popup_in_progress = FALSE;
}
-static gboolean
-tree_first (GtkComboBox *combo,
- GtkTreeModel *model,
- GtkTreeIter *first,
- gboolean visible)
+static void
+gtk_combo_box_menu_hide (GtkWidget *menu,
+ gpointer user_data)
{
- SearchData search_data;
-
- search_data.combo = combo;
- search_data.visible = visible;
- search_data.set = FALSE;
+ GtkComboBox *combo_box = GTK_COMBO_BOX (user_data);
- gtk_tree_model_foreach (model, tree_first_func, &search_data);
-
- *first = search_data.iter;
+ gtk_combo_box_child_hide (menu,user_data);
- return search_data.set;
-}
-
-static gboolean
-gtk_combo_box_scroll_event (GtkWidget *widget,
- GdkEventScroll *event)
-{
- GtkComboBox *combo_box = GTK_COMBO_BOX (widget);
- gboolean found;
- GtkTreeIter iter;
- GtkTreeIter new_iter;
-
- if (!gtk_combo_box_get_active_iter (combo_box, &iter))
- return TRUE;
-
- if (event->direction == GDK_SCROLL_UP)
- found = tree_prev (combo_box, combo_box->priv->model,
- &iter, &new_iter, FALSE);
- else
- found = tree_next (combo_box, combo_box->priv->model,
- &iter, &new_iter, FALSE);
-
- if (found)
- gtk_combo_box_set_active_iter (combo_box, &new_iter);
-
- return TRUE;
-}
-
-
-static gboolean
-gtk_combo_box_mnemonic_activate (GtkWidget *widget,
- gboolean group_cycling)
-{
- GtkComboBox *combo_box = GTK_COMBO_BOX (widget);
-
- if (combo_box->priv->has_entry)
- {
- GtkWidget* child;
-
- child = gtk_bin_get_child (GTK_BIN (combo_box));
- if (child)
- gtk_widget_grab_focus (child);
- }
- else
- gtk_widget_grab_focus (combo_box->priv->button);
-
- return TRUE;
+ gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (combo_box->priv->button),
+ FALSE);
}
static void
-gtk_combo_box_grab_focus (GtkWidget *widget)
+gtk_combo_box_detacher (GtkWidget *widget,
+ GtkMenu *menu)
{
GtkComboBox *combo_box = GTK_COMBO_BOX (widget);
+ GtkComboBoxPrivate *priv = combo_box->priv;
- if (combo_box->priv->has_entry)
- {
- GtkWidget *child;
+ g_return_if_fail (priv->popup_widget == (GtkWidget *) menu);
- child = gtk_bin_get_child (GTK_BIN (combo_box));
- if (child)
- gtk_widget_grab_focus (child);
- }
- else
- gtk_widget_grab_focus (combo_box->priv->button);
+ g_signal_handlers_disconnect_by_func (menu->toplevel,
+ gtk_combo_box_menu_show,
+ combo_box);
+ g_signal_handlers_disconnect_by_func (menu->toplevel,
+ gtk_combo_box_menu_hide,
+ combo_box);
+
+ priv->popup_widget = NULL;
}
static void
-gtk_combo_box_state_changed (GtkWidget *widget,
- GtkStateType previous)
+gtk_combo_box_set_popup_widget (GtkComboBox *combo_box,
+ GtkWidget *popup)
{
- GtkComboBox *combo_box = GTK_COMBO_BOX (widget);
GtkComboBoxPrivate *priv = combo_box->priv;
- if (gtk_widget_get_realized (widget))
+ if (GTK_IS_MENU (priv->popup_widget))
{
- if (priv->tree_view && priv->cell_view)
- {
- GtkStyleContext *context;
- GtkStateFlags state;
- GdkRGBA *color;
-
- context = gtk_widget_get_style_context (widget);
- state = gtk_widget_get_state_flags (widget);
-
- gtk_style_context_get (context, state,
- "background-color", &color,
- NULL);
-
- gtk_cell_view_set_background_rgba (GTK_CELL_VIEW (priv->cell_view), color);
- gdk_rgba_free (color);
- }
+ gtk_menu_detach (GTK_MENU (priv->popup_widget));
+ priv->popup_widget = NULL;
}
-
- gtk_widget_queue_draw (widget);
-}
-
-static void
-gtk_combo_box_button_state_changed (GtkWidget *widget,
- GtkStateType previous,
- gpointer data)
-{
- GtkComboBox *combo_box = GTK_COMBO_BOX (data);
- GtkComboBoxPrivate *priv = combo_box->priv;
-
- if (gtk_widget_get_realized (widget))
+ else if (priv->popup_widget)
{
- if (!priv->tree_view && priv->cell_view)
- {
- if ((gtk_widget_get_state (widget) == GTK_STATE_INSENSITIVE) !=
- (gtk_widget_get_state (priv->cell_view) == GTK_STATE_INSENSITIVE))
- gtk_widget_set_sensitive (priv->cell_view, gtk_widget_get_sensitive (widget));
-
- gtk_widget_set_state (priv->cell_view,
- gtk_widget_get_state (widget));
- }
+ gtk_container_remove (GTK_CONTAINER (priv->scrolled_window),
+ priv->popup_widget);
+ g_object_unref (priv->popup_widget);
+ priv->popup_widget = NULL;
}
- gtk_widget_queue_draw (widget);
-}
-
-static void
-gtk_combo_box_check_appearance (GtkComboBox *combo_box)
-{
- GtkComboBoxPrivate *priv = combo_box->priv;
- gboolean appears_as_list;
+ if (GTK_IS_MENU (popup))
+ {
+ if (priv->popup_window)
+ {
+ gtk_widget_destroy (priv->popup_window);
+ priv->popup_window = NULL;
+ }
- /* if wrap_width > 0, then we are in grid-mode and forced to use
- * unix style
- */
- if (priv->wrap_width)
- appears_as_list = FALSE;
- else
- gtk_widget_style_get (GTK_WIDGET (combo_box),
- "appears-as-list", &appears_as_list,
- NULL);
+ priv->popup_widget = popup;
- if (appears_as_list)
- {
- /* Destroy all the menu mode widgets, if they exist. */
- if (GTK_IS_MENU (priv->popup_widget))
- gtk_combo_box_menu_destroy (combo_box);
+ /*
+ * Note that we connect to show/hide on the toplevel, not the
+ * menu itself, since the menu is not shown/hidden when it is
+ * popped up while torn-off.
+ */
+ g_signal_connect (GTK_MENU (popup)->toplevel, "show",
+ G_CALLBACK (gtk_combo_box_menu_show), combo_box);
+ g_signal_connect (GTK_MENU (popup)->toplevel, "hide",
+ G_CALLBACK (gtk_combo_box_menu_hide), combo_box);
- /* Create the list mode widgets, if they don't already exist. */
- if (!GTK_IS_TREE_VIEW (priv->tree_view))
- gtk_combo_box_list_setup (combo_box);
+ gtk_menu_attach_to_widget (GTK_MENU (popup),
+ GTK_WIDGET (combo_box),
+ gtk_combo_box_detacher);
}
else
{
- /* Destroy all the list mode widgets, if they exist. */
- if (GTK_IS_TREE_VIEW (priv->tree_view))
- gtk_combo_box_list_destroy (combo_box);
-
- /* Create the menu mode widgets, if they don't already exist. */
- if (!GTK_IS_MENU (priv->popup_widget))
- gtk_combo_box_menu_setup (combo_box, TRUE);
- }
-
- gtk_widget_style_get (GTK_WIDGET (combo_box),
- "shadow-type", &priv->shadow_type,
- NULL);
-}
-
-static void
-gtk_combo_box_style_updated (GtkWidget *widget)
-{
- GtkComboBox *combo_box = GTK_COMBO_BOX (widget);
- GtkComboBoxPrivate *priv = combo_box->priv;
- GtkWidget *child;
+ if (!priv->popup_window)
+ {
+ GtkWidget *toplevel;
+
+ priv->popup_window = gtk_window_new (GTK_WINDOW_POPUP);
+ gtk_widget_set_name (priv->popup_window, "gtk-combobox-popup-window");
- gtk_combo_box_check_appearance (combo_box);
+ gtk_window_set_type_hint (GTK_WINDOW (priv->popup_window),
+ GDK_WINDOW_TYPE_HINT_COMBO);
- if (priv->tree_view && priv->cell_view)
- {
- GtkStyleContext *context;
- GdkRGBA *color;
+ g_signal_connect (GTK_WINDOW (priv->popup_window),"show",
+ G_CALLBACK (gtk_combo_box_child_show),
+ combo_box);
+ g_signal_connect (GTK_WINDOW (priv->popup_window),"hide",
+ G_CALLBACK (gtk_combo_box_child_hide),
+ combo_box);
+
+ toplevel = gtk_widget_get_toplevel (GTK_WIDGET (combo_box));
+ if (GTK_IS_WINDOW (toplevel))
+ {
+ gtk_window_group_add_window (gtk_window_get_group (GTK_WINDOW (toplevel)),
+ GTK_WINDOW (priv->popup_window));
+ gtk_window_set_transient_for (GTK_WINDOW (priv->popup_window),
+ GTK_WINDOW (toplevel));
+ }
- context = gtk_widget_get_style_context (widget);
- gtk_style_context_get (context, 0,
- "background-color", &color,
- NULL);
+ gtk_window_set_resizable (GTK_WINDOW (priv->popup_window), FALSE);
+ gtk_window_set_screen (GTK_WINDOW (priv->popup_window),
+ gtk_widget_get_screen (GTK_WIDGET (combo_box)));
- gtk_cell_view_set_background_rgba (GTK_CELL_VIEW (priv->cell_view), color);
- gdk_rgba_free (color);
- }
+ priv->scrolled_window = gtk_scrolled_window_new (NULL, NULL);
+
+ gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (priv->scrolled_window),
+ GTK_POLICY_NEVER,
+ GTK_POLICY_NEVER);
+ gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (priv->scrolled_window),
+ GTK_SHADOW_IN);
- child = gtk_bin_get_child (GTK_BIN (combo_box));
- if (GTK_IS_ENTRY (child))
- g_object_set (child, "shadow-type",
- GTK_SHADOW_NONE == priv->shadow_type ?
- GTK_SHADOW_IN : GTK_SHADOW_NONE, NULL);
-}
+ gtk_widget_show (priv->scrolled_window);
+
+ gtk_container_add (GTK_CONTAINER (priv->popup_window),
+ priv->scrolled_window);
+ }
-static void
-gtk_combo_box_destroy (GtkWidget *widget)
-{
- GtkComboBox *combo_box = GTK_COMBO_BOX (widget);
+ gtk_container_add (GTK_CONTAINER (priv->scrolled_window),
+ popup);
- if (combo_box->priv->popup_idle_id > 0)
- {
- g_source_remove (combo_box->priv->popup_idle_id);
- combo_box->priv->popup_idle_id = 0;
+ gtk_widget_show (popup);
+ g_object_ref (popup);
+ priv->popup_widget = popup;
}
-
- gtk_combo_box_popdown (combo_box);
-
- if (combo_box->priv->row_separator_destroy)
- combo_box->priv->row_separator_destroy (combo_box->priv->row_separator_data);
-
- combo_box->priv->row_separator_func = NULL;
- combo_box->priv->row_separator_data = NULL;
- combo_box->priv->row_separator_destroy = NULL;
-
- GTK_WIDGET_CLASS (gtk_combo_box_parent_class)->destroy (widget);
- combo_box->priv->cell_view = NULL;
}
static void
get_widget_border (GtkWidget *widget,
- GtkBorder *border)
+ GtkBorder *border)
{
GtkStyleContext *context;
GtkBorder *border_width;
gtk_border_free (border_width);
}
-static void
-gtk_combo_box_get_preferred_width (GtkWidget *widget,
- gint *minimum_size,
- gint *natural_size)
-{
- GtkComboBox *combo_box = GTK_COMBO_BOX (widget);
- GtkComboBoxPrivate *priv = combo_box->priv;
- gint focus_width, focus_pad;
- gint font_size, arrow_size;
- PangoContext *context;
- PangoFontMetrics *metrics;
- PangoFontDescription *font_desc;
- GtkWidget *child;
- gint minimum_width = 0, natural_width = 0;
- gint child_min, child_nat;
- GtkStyleContext *style_context;
- GtkStateFlags state;
- GtkBorder *border;
+static void
+gtk_combo_box_menu_position_below (GtkMenu *menu,
+ gint *x,
+ gint *y,
+ gint *push_in,
+ gpointer user_data)
+{
+ GtkComboBox *combo_box = GTK_COMBO_BOX (user_data);
+ GtkAllocation child_allocation;
+ gint sx, sy;
+ GtkWidget *child;
+ GtkRequisition req;
+ GdkScreen *screen;
+ gint monitor_num;
+ GdkRectangle monitor;
+ GtkBorder border;
- child = gtk_bin_get_child (GTK_BIN (widget));
-
- /* common */
- gtk_widget_get_preferred_width (child, &child_min, &child_nat);
+ /* FIXME: is using the size request here broken? */
+ child = gtk_bin_get_child (GTK_BIN (combo_box));
- gtk_widget_style_get (GTK_WIDGET (widget),
- "focus-line-width", &focus_width,
- "focus-padding", &focus_pad,
- "arrow-size", &arrow_size,
- NULL);
+ sx = sy = 0;
- style_context = gtk_widget_get_style_context (widget);
- state = gtk_widget_get_state_flags (widget);
+ gtk_widget_get_allocation (child, &child_allocation);
- gtk_style_context_get (style_context, state,
- "font", &font_desc,
- "border-width", &border,
- NULL);
+ if (!gtk_widget_get_has_window (child))
+ {
+ sx += child_allocation.x;
+ sy += child_allocation.y;
+ }
- context = gtk_widget_get_pango_context (GTK_WIDGET (widget));
- metrics = pango_context_get_metrics (context, font_desc,
- pango_context_get_language (context));
- font_size = PANGO_PIXELS (pango_font_metrics_get_ascent (metrics) +
- pango_font_metrics_get_descent (metrics));
- pango_font_metrics_unref (metrics);
- pango_font_description_free (font_desc);
+ gdk_window_get_root_coords (gtk_widget_get_window (child),
+ sx, sy, &sx, &sy);
+ get_widget_border (GTK_WIDGET (combo_box), &border);
+ sx -= border.left;
- arrow_size = MAX (arrow_size, font_size);
+ if (combo_box->priv->popup_fixed_width)
+ gtk_widget_get_preferred_size (GTK_WIDGET (menu), &req, NULL);
+ else
+ gtk_widget_get_preferred_size (GTK_WIDGET (menu), NULL, &req);
- gtk_widget_set_size_request (priv->arrow, arrow_size, arrow_size);
+ if (gtk_widget_get_direction (GTK_WIDGET (combo_box)) == GTK_TEXT_DIR_LTR)
+ *x = sx;
+ else
+ *x = sx + child_allocation.width - req.width;
+ *y = sy;
- if (!priv->tree_view)
- {
- /* menu mode */
- if (priv->cell_view)
- {
- gint sep_width, arrow_width;
- gint border_width, xpad;
- GtkBorder button_border;
+ screen = gtk_widget_get_screen (GTK_WIDGET (combo_box));
+ monitor_num = gdk_screen_get_monitor_at_window (screen,
+ gtk_widget_get_window (GTK_WIDGET (combo_box)));
+ gdk_screen_get_monitor_geometry (screen, monitor_num, &monitor);
+
+ if (*x < monitor.x)
+ *x = monitor.x;
+ else if (*x + req.width > monitor.x + monitor.width)
+ *x = monitor.x + monitor.width - req.width;
+
+ if (monitor.y + monitor.height - *y - child_allocation.height >= req.height)
+ *y += child_allocation.height;
+ else if (*y - monitor.y >= req.height)
+ *y -= req.height;
+ else if (monitor.y + monitor.height - *y - child_allocation.height > *y - monitor.y)
+ *y += child_allocation.height;
+ else
+ *y -= req.height;
- border_width = gtk_container_get_border_width (GTK_CONTAINER (combo_box));
- get_widget_border (priv->button, &button_border);
+ *push_in = FALSE;
+}
- gtk_widget_get_preferred_width (priv->separator, &sep_width, NULL);
- gtk_widget_get_preferred_width (priv->arrow, &arrow_width, NULL);
+static void
+gtk_combo_box_menu_position_over (GtkMenu *menu,
+ gint *x,
+ gint *y,
+ gboolean *push_in,
+ gpointer user_data)
+{
+ GtkComboBox *combo_box;
+ GtkWidget *active;
+ GtkWidget *child;
+ GtkWidget *widget;
+ GtkAllocation allocation;
+ GtkAllocation child_allocation;
+ GList *children;
+ gint screen_width;
+ gint menu_xpos;
+ gint menu_ypos;
+ gint menu_width;
- xpad = 2 * (border_width + focus_width + focus_pad) +
- button_border.left + button_border.right;
+ combo_box = GTK_COMBO_BOX (user_data);
+ widget = GTK_WIDGET (combo_box);
- minimum_width = child_min + sep_width + arrow_width + xpad;
- natural_width = child_nat + sep_width + arrow_width + xpad;
- }
- else
- {
- gint but_width, but_nat_width;
+ active = gtk_menu_get_active (GTK_MENU (combo_box->priv->popup_widget));
- gtk_widget_get_preferred_width (priv->button,
- &but_width, &but_nat_width);
+ gtk_widget_get_allocation (widget, &allocation);
- minimum_width = child_min + but_width;
- natural_width = child_nat + but_nat_width;
- }
- }
+ menu_xpos = allocation.x;
+ menu_ypos = allocation.y + allocation.height / 2 - 2;
+
+ if (combo_box->priv->popup_fixed_width)
+ gtk_widget_get_preferred_width (GTK_WIDGET (menu), &menu_width, NULL);
else
- {
- /* list mode */
- gint button_width, button_nat_width;
+ gtk_widget_get_preferred_width (GTK_WIDGET (menu), NULL, &menu_width);
- /* sample + frame */
- minimum_width = child_min;
- natural_width = child_nat;
+ if (active != NULL)
+ {
+ gtk_widget_get_allocation (active, &child_allocation);
+ menu_ypos -= child_allocation.height / 2;
+ }
- minimum_width += 2 * focus_width;
- natural_width += 2 * focus_width;
-
- if (priv->cell_view_frame)
- {
- if (priv->has_frame)
- {
- gint border_width, xpad;
- GtkBorder frame_border;
+ children = GTK_MENU_SHELL (combo_box->priv->popup_widget)->children;
+ while (children)
+ {
+ child = children->data;
- border_width = gtk_container_get_border_width (GTK_CONTAINER (priv->cell_view_frame));
- get_widget_border (priv->cell_view_frame, &frame_border);
- xpad = (2 * border_width) + frame_border.left + frame_border.right;
+ if (active == child)
+ break;
- minimum_width += xpad;
- natural_width += xpad;
- }
- }
+ if (gtk_widget_get_visible (child))
+ {
+ gtk_widget_get_allocation (child, &child_allocation);
- /* the button */
- gtk_widget_get_preferred_width (priv->button,
- &button_width, &button_nat_width);
+ menu_ypos -= child_allocation.height;
+ }
- minimum_width += button_width;
- natural_width += button_nat_width;
+ children = children->next;
}
- minimum_width += border->left + border->right;
- natural_width += border->left + border->right;
- gtk_border_free (border);
+ if (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL)
+ menu_xpos = menu_xpos + allocation.width - menu_width;
- if (minimum_size)
- *minimum_size = minimum_width;
+ gdk_window_get_root_coords (gtk_widget_get_window (widget),
+ menu_xpos, menu_ypos,
+ &menu_xpos, &menu_ypos);
- if (natural_size)
- *natural_size = natural_width;
-}
+ /* Clamp the position on screen */
+ screen_width = gdk_screen_get_width (gtk_widget_get_screen (widget));
+
+ if (menu_xpos < 0)
+ menu_xpos = 0;
+ else if ((menu_xpos + menu_width) > screen_width)
+ menu_xpos -= ((menu_xpos + menu_width) - screen_width);
-static void
-gtk_combo_box_get_preferred_height (GtkWidget *widget,
- gint *minimum_size,
- gint *natural_size)
-{
- gint min_width;
+ *x = menu_xpos;
+ *y = menu_ypos;
- /* Combo box is height-for-width only
- * (so we always just reserve enough height for the minimum width) */
- GTK_WIDGET_GET_CLASS (widget)->get_preferred_width (widget, &min_width, NULL);
- GTK_WIDGET_GET_CLASS (widget)->get_preferred_height_for_width (widget, min_width, minimum_size, natural_size);
+ *push_in = TRUE;
}
static void
-gtk_combo_box_get_preferred_width_for_height (GtkWidget *widget,
- gint avail_size,
- gint *minimum_size,
- gint *natural_size)
+gtk_combo_box_menu_position (GtkMenu *menu,
+ gint *x,
+ gint *y,
+ gint *push_in,
+ gpointer user_data)
{
- /* Combo box is height-for-width only
- * (so we assume we always reserved enough height for the minimum width) */
- GTK_WIDGET_GET_CLASS (widget)->get_preferred_width (widget, minimum_size, natural_size);
-}
+ GtkComboBox *combo_box = GTK_COMBO_BOX (user_data);
+ GtkComboBoxPrivate *priv = combo_box->priv;
+ GtkWidget *menu_item;
+ if (priv->wrap_width > 0 || priv->cell_view == NULL)
+ gtk_combo_box_menu_position_below (menu, x, y, push_in, user_data);
+ else
+ {
+ /* FIXME handle nested menus better */
+ menu_item = gtk_menu_get_active (GTK_MENU (priv->popup_widget));
+ if (menu_item)
+ gtk_menu_shell_select_item (GTK_MENU_SHELL (priv->popup_widget),
+ menu_item);
-static void
-gtk_combo_box_get_preferred_height_for_width (GtkWidget *widget,
- gint avail_size,
- gint *minimum_size,
- gint *natural_size)
-{
- GtkComboBox *combo_box = GTK_COMBO_BOX (widget);
- GtkComboBoxPrivate *priv = combo_box->priv;
- gint focus_width, focus_pad;
- gint min_height = 0, nat_height = 0;
- gint size;
- GtkWidget *child;
- GtkBorder border;
-
- gtk_widget_style_get (GTK_WIDGET (widget),
- "focus-line-width", &focus_width,
- "focus-padding", &focus_pad,
- NULL);
+ gtk_combo_box_menu_position_over (menu, x, y, push_in, user_data);
+ }
- child = gtk_bin_get_child (GTK_BIN (widget));
+ if (!gtk_widget_get_visible (GTK_MENU (priv->popup_widget)->toplevel))
+ gtk_window_set_type_hint (GTK_WINDOW (GTK_MENU (priv->popup_widget)->toplevel),
+ GDK_WINDOW_TYPE_HINT_COMBO);
+}
- get_widget_border (widget, &border);
- size = avail_size - border.left;
+static void
+gtk_combo_box_list_position (GtkComboBox *combo_box,
+ gint *x,
+ gint *y,
+ gint *width,
+ gint *height)
+{
+ GtkComboBoxPrivate *priv = combo_box->priv;
+ GtkAllocation allocation;
+ GdkScreen *screen;
+ gint monitor_num;
+ GdkRectangle monitor;
+ GtkRequisition popup_req;
+ GtkPolicyType hpolicy, vpolicy;
+ GdkWindow *window;
- if (!priv->tree_view)
- {
- /* menu mode */
- if (priv->cell_view)
- {
- /* calculate x/y padding and separator/arrow size */
- gint sep_width, arrow_width, sep_height, arrow_height;
- gint border_width, xpad, ypad;
- GtkBorder button_border;
+ /* under windows, the drop down list is as wide as the combo box itself.
+ see bug #340204 */
+ GtkWidget *widget = GTK_WIDGET (combo_box);
- border_width = gtk_container_get_border_width (GTK_CONTAINER (combo_box));
- get_widget_border (priv->button, &button_border);
+ *x = *y = 0;
- gtk_widget_get_preferred_width (priv->separator, &sep_width, NULL);
- gtk_widget_get_preferred_width (priv->arrow, &arrow_width, NULL);
- gtk_widget_get_preferred_height_for_width (priv->separator,
- sep_width, &sep_height, NULL);
- gtk_widget_get_preferred_height_for_width (priv->arrow,
- arrow_width, &arrow_height, NULL);
+ gtk_widget_get_allocation (widget, &allocation);
- xpad = 2 * (border_width + focus_width + focus_pad) +
- button_border.left + button_border.right;
- ypad = 2 * (border_width + focus_width + focus_pad) +
- button_border.top + button_border.bottom;
+ if (!gtk_widget_get_has_window (widget))
+ {
+ *x += allocation.x;
+ *y += allocation.y;
+ }
- size -= sep_width + arrow_width + xpad;
+ window = gtk_widget_get_window (widget);
- /* Get height-for-width of the child widget, usually a GtkCellArea calculating
- * and fitting the whole treemodel */
- gtk_widget_get_preferred_height_for_width (child, size, &min_height, &nat_height);
+ gdk_window_get_root_coords (gtk_widget_get_window (widget),
+ *x, *y, x, y);
- arrow_height = MAX (arrow_height, sep_height);
- min_height = MAX (min_height, arrow_height);
- nat_height = MAX (nat_height, arrow_height);
+ *width = allocation.width;
- min_height += ypad;
- nat_height += ypad;
- }
- else
- {
- /* there is a custom child widget inside (no priv->cell_view) */
- gint but_width, but_height;
+ hpolicy = vpolicy = GTK_POLICY_NEVER;
+ gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (priv->scrolled_window),
+ hpolicy, vpolicy);
- gtk_widget_get_preferred_width (priv->button, &but_width, NULL);
- gtk_widget_get_preferred_height_for_width (priv->button,
- but_width, &but_height, NULL);
+ /* XXX This set_size_request call is part of the hack outlined below and can
+ * go away once height-for-width is implemented on treeviews. */
+ gtk_widget_set_size_request (priv->tree_view, -1, -1);
- size -= but_width;
+ if (combo_box->priv->popup_fixed_width)
+ {
+ gtk_widget_get_preferred_size (priv->scrolled_window, &popup_req, NULL);
- /* Get height-for-width of the child widget, usually a GtkCellArea calculating
- * and fitting the whole treemodel */
- gtk_widget_get_preferred_height_for_width (child, size, &min_height, &nat_height);
-
- min_height = MAX (min_height, but_height);
- nat_height = MAX (nat_height, but_height);
- }
+ if (popup_req.width > *width)
+ {
+ hpolicy = GTK_POLICY_ALWAYS;
+ gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (priv->scrolled_window),
+ hpolicy, vpolicy);
+ }
}
else
{
- /* list mode */
- gint but_width, but_height;
- gint xpad = 0, ypad = 0;
-
- gtk_widget_get_preferred_width (priv->button, &but_width, NULL);
- gtk_widget_get_preferred_height_for_width (priv->button,
- but_width, &but_height, NULL);
-
- if (priv->cell_view_frame && priv->has_frame)
+ if (priv->natural_width > *width)
{
- GtkBorder frame_border;
- gint border_width;
+ hpolicy = GTK_POLICY_NEVER;
+ gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (priv->scrolled_window),
+ hpolicy, vpolicy);
- border_width = gtk_container_get_border_width (GTK_CONTAINER (priv->cell_view_frame));
- get_widget_border (GTK_WIDGET (priv->cell_view_frame), &frame_border);
- xpad = (2 * border_width) + border.left + frame_border.right;
- ypad = (2 * border_width) + border.top + frame_border.bottom;
+ /* XXX Currently we set the size-request on the internal treeview to be
+ * the natural width of the cells, this hack can go away once our
+ * treeview does height-for-width properly (i.e. just adjust *width
+ * here to be the natural width request of the scrolled-window).
+ *
+ * I can't tell why the magic number 5 is needed here (i.e. without it
+ * treeviews are left ellipsizing) , however it this all should be
+ * removed with height-for-width treeviews.
+ */
+ gtk_widget_set_size_request (priv->tree_view, priv->natural_width + 5, -1);
+ gtk_widget_get_preferred_size (priv->scrolled_window, NULL, &popup_req);
+
+ *width = popup_req.width;
}
+ }
- size -= but_width;
- size -= 2 * focus_width;
- size -= xpad;
-
- /* Get height-for-width of the child widget, usually a GtkCellArea calculating
- * and fitting the whole treemodel */
- gtk_widget_get_preferred_height_for_width (child, size, &min_height, &nat_height);
+ *height = popup_req.height;
- min_height = MAX (min_height, but_height);
- nat_height = MAX (nat_height, but_height);
+ screen = gtk_widget_get_screen (GTK_WIDGET (combo_box));
+ monitor_num = gdk_screen_get_monitor_at_window (screen, window);
+ gdk_screen_get_monitor_geometry (screen, monitor_num, &monitor);
- min_height += ypad;
- nat_height += ypad;
- }
+ if (gtk_widget_get_direction (GTK_WIDGET (combo_box)) == GTK_TEXT_DIR_RTL)
+ *x = *x + allocation.width - *width;
- min_height += border.top + border.bottom;
- nat_height += border.top + border.bottom;
+ if (*x < monitor.x)
+ *x = monitor.x;
+ else if (*x + *width > monitor.x + monitor.width)
+ *x = monitor.x + monitor.width - *width;
+
+ if (*y + allocation.height + *height <= monitor.y + monitor.height)
+ *y += allocation.height;
+ else if (*y - *height >= monitor.y)
+ *y -= *height;
+ else if (monitor.y + monitor.height - (*y + allocation.height) > *y - monitor.y)
+ {
+ *y += allocation.height;
+ *height = monitor.y + monitor.height - *y;
+ }
+ else
+ {
+ *height = *y - monitor.y;
+ *y = monitor.y;
+ }
- if (minimum_size)
- *minimum_size = min_height;
+ if (popup_req.height > *height)
+ {
+ vpolicy = GTK_POLICY_ALWAYS;
+
+ gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (priv->scrolled_window),
+ hpolicy, vpolicy);
+ }
+}
- if (natural_size)
- *natural_size = nat_height;
-}
+static gboolean
+cell_view_is_sensitive (GtkCellView *cell_view)
+{
+ GList *cells, *list;
+ gboolean sensitive;
+
+ cells = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (cell_view));
-#define GTK_COMBO_BOX_SIZE_ALLOCATE_BUTTON \
- gtk_widget_get_preferred_size (combo_box->priv->button, \
- &req, NULL); \
- \
- if (is_rtl) \
- child.x = allocation->x + border.right; \
- else \
- child.x = allocation->x + allocation->width - req.width - border.left; \
- \
- child.y = allocation->y + border.top; \
- child.width = req.width; \
- child.height = allocation->height - (border.top + border.bottom); \
- child.width = MAX (1, child.width); \
- child.height = MAX (1, child.height); \
- \
- gtk_widget_size_allocate (combo_box->priv->button, &child);
+ sensitive = FALSE;
+ for (list = cells; list; list = list->next)
+ {
+ g_object_get (list->data, "sensitive", &sensitive, NULL);
+
+ if (sensitive)
+ break;
+ }
+ g_list_free (cells);
+ return sensitive;
+}
-static void
-gtk_combo_box_size_allocate (GtkWidget *widget,
- GtkAllocation *allocation)
+static gboolean
+tree_column_row_is_sensitive (GtkComboBox *combo_box,
+ GtkTreeIter *iter)
{
- GtkComboBox *combo_box = GTK_COMBO_BOX (widget);
GtkComboBoxPrivate *priv = combo_box->priv;
- GtkWidget *child_widget;
- gint focus_width, focus_pad;
- GtkAllocation child;
- GtkRequisition req;
- gboolean is_rtl = gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL;
- GtkBorder border;
-
- gtk_widget_set_allocation (widget, allocation);
- child_widget = gtk_bin_get_child (GTK_BIN (widget));
- get_widget_border (widget, &border);
+ GList *cells, *list;
+ gboolean sensitive;
- gtk_widget_style_get (widget,
- "focus-line-width", &focus_width,
- "focus-padding", &focus_pad,
- NULL);
+ if (!priv->column)
+ return TRUE;
- if (!priv->tree_view)
+ if (priv->row_separator_func)
{
- if (priv->cell_view)
- {
- GtkBorder button_border;
- gint width;
- guint border_width;
-
- /* menu mode */
- allocation->x += border.left;
- allocation->y += border.top;
- allocation->width -= border.left + border.right;
- allocation->height -= border.top + border.bottom;
+ if (priv->row_separator_func (priv->model, iter,
+ priv->row_separator_data))
+ return FALSE;
+ }
- gtk_widget_size_allocate (priv->button, allocation);
-
- /* set some things ready */
- border_width = gtk_container_get_border_width (GTK_CONTAINER (priv->button));
- get_widget_border (priv->button, &button_border);
-
- child.x = allocation->x;
- child.y = allocation->y;
- width = allocation->width;
- child.height = allocation->height;
-
- if (!priv->is_cell_renderer)
- {
- child.x += border_width + button_border.left + focus_width + focus_pad;
- child.y += border_width + button_border.top + focus_width + focus_pad;
- width -= (2 * (border_width + focus_width + focus_pad)) +
- button_border.left + button_border.right;
- child.height -= (2 * (border_width + focus_width + focus_pad)) +
- button_border.top + button_border.bottom;
- }
-
- /* handle the children */
- gtk_widget_get_preferred_size (priv->arrow, &req, NULL);
- child.width = req.width;
- if (!is_rtl)
- child.x += width - req.width;
- child.width = MAX (1, child.width);
- child.height = MAX (1, child.height);
- gtk_widget_size_allocate (priv->arrow, &child);
- if (is_rtl)
- child.x += req.width;
- gtk_widget_get_preferred_size (priv->separator, &req, NULL);
- child.width = req.width;
- if (!is_rtl)
- child.x -= req.width;
- child.width = MAX (1, child.width);
- child.height = MAX (1, child.height);
- gtk_widget_size_allocate (priv->separator, &child);
-
- if (is_rtl)
- {
- child.x += req.width;
- child.width = allocation->x + allocation->width
- - (border_width + button_border.right + focus_width + focus_pad)
- - child.x;
- }
- else
- {
- child.width = child.x;
- child.x = allocation->x
- + border_width + button_border.left + focus_width + focus_pad;
- child.width -= child.x;
- }
-
- if (gtk_widget_get_visible (priv->popup_widget))
- {
- gint width, menu_width;
-
- if (priv->wrap_width == 0)
- {
- GtkAllocation combo_box_allocation;
-
- gtk_widget_get_allocation (GTK_WIDGET (combo_box), &combo_box_allocation);
- width = combo_box_allocation.width;
- gtk_widget_set_size_request (priv->popup_widget, -1, -1);
-
- if (combo_box->priv->popup_fixed_width)
- gtk_widget_get_preferred_width (priv->popup_widget, &menu_width, NULL);
- else
- gtk_widget_get_preferred_width (priv->popup_widget, NULL, &menu_width);
-
- gtk_widget_set_size_request (priv->popup_widget,
- MAX (width, menu_width), -1);
- }
-
- /* reposition the menu after giving it a new width */
- gtk_menu_reposition (GTK_MENU (priv->popup_widget));
- }
+ gtk_tree_view_column_cell_set_cell_data (priv->column,
+ priv->model,
+ iter, FALSE, FALSE);
- child.width = MAX (1, child.width);
- child.height = MAX (1, child.height);
- gtk_widget_size_allocate (child_widget, &child);
- }
- else
- {
- GTK_COMBO_BOX_SIZE_ALLOCATE_BUTTON
+ cells = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (priv->column));
- if (is_rtl)
- child.x = allocation->x + req.width + border.right;
- else
- child.x = allocation->x + border.left;
- child.y = allocation->y + border.top;
- child.width = allocation->width - req.width - (border.left + border.right);
- child.width = MAX (1, child.width);
- child.height = MAX (1, child.height);
- gtk_widget_size_allocate (child_widget, &child);
- }
- }
- else
+ sensitive = FALSE;
+ for (list = cells; list; list = list->next)
{
- /* list mode */
- guint border_width = gtk_container_get_border_width (GTK_CONTAINER (widget));
-
- /* button */
- GTK_COMBO_BOX_SIZE_ALLOCATE_BUTTON
-
- /* frame */
- if (is_rtl)
- child.x = allocation->x + req.width;
- else
- child.x = allocation->x;
-
- child.y = allocation->y;
- child.width = allocation->width - req.width;
- child.height = allocation->height;
-
- if (priv->cell_view_frame)
- {
- child.x += border.left + border_width;
- child.y += border.top + border_width;
- child.width = MAX (1, child.width - (2 * border_width) - (border.left + border.right));
- child.height = MAX (1, child.height - (2 * border_width) - (border.top + border.bottom));
- gtk_widget_size_allocate (priv->cell_view_frame, &child);
-
- /* the sample */
- if (priv->has_frame)
- {
- GtkBorder frame_border;
-
- border_width = gtk_container_get_border_width (GTK_CONTAINER (priv->cell_view_frame));
- get_widget_border (priv->cell_view_frame, &frame_border);
-
- child.x += border_width + frame_border.left;
- child.y += border_width + frame_border.right;
- child.width -= (2 * border_width) + frame_border.left + frame_border.right;
- child.height -= (2 * border_width) + frame_border.top + frame_border.bottom;
- }
- }
- else
- {
- child.x += border.left + border_width;
- child.y += border.top + border_width;
- child.width -= (2 * border_width) - (border.left + border.right);
- child.height -= (2 * border_width) - (border.top + border.bottom);
- }
-
- if (gtk_widget_get_visible (priv->popup_window))
- {
- gint x, y, width, height;
- gtk_combo_box_list_position (combo_box, &x, &y, &width, &height);
- gtk_window_move (GTK_WINDOW (priv->popup_window), x, y);
- gtk_widget_set_size_request (priv->popup_window, width, height);
- }
-
-
- child.width = MAX (1, child.width);
- child.height = MAX (1, child.height);
+ g_object_get (list->data, "sensitive", &sensitive, NULL);
- gtk_widget_size_allocate (child_widget, &child);
+ if (sensitive)
+ break;
}
-}
-
-#undef GTK_COMBO_BOX_ALLOCATE_BUTTON
+ g_list_free (cells);
-/******************************************************
- * GtkContainerClass *
- ******************************************************/
+ return sensitive;
+}
static void
-gtk_combo_box_add (GtkContainer *container,
- GtkWidget *widget)
+update_menu_sensitivity (GtkComboBox *combo_box,
+ GtkWidget *menu)
{
- GtkComboBox *combo_box = GTK_COMBO_BOX (container);
GtkComboBoxPrivate *priv = combo_box->priv;
+ GList *children, *child;
+ GtkWidget *item, *submenu, *separator;
+ GtkWidget *cell_view;
+ gboolean sensitive;
- if (priv->has_entry && !GTK_IS_ENTRY (widget))
- {
- g_warning ("Attempting to add a widget with type %s to a GtkComboBox that needs an entry "
- "(need an instance of GtkEntry or of a subclass)",
- G_OBJECT_TYPE_NAME (widget));
- return;
- }
-
- if (priv->cell_view &&
- gtk_widget_get_parent (priv->cell_view))
- {
- gtk_container_remove (container, priv->cell_view);
- gtk_widget_queue_resize (GTK_WIDGET (container));
- }
-
- gtk_widget_set_parent (widget, GTK_WIDGET (container));
- _gtk_bin_set_child (GTK_BIN (container), widget);
-
- if (priv->cell_view &&
- widget != priv->cell_view)
- {
- /* since the cell_view was unparented, it's gone now */
- priv->cell_view = NULL;
-
- if (!priv->tree_view && priv->separator)
- {
- gtk_container_remove (GTK_CONTAINER (gtk_widget_get_parent (priv->separator)),
- priv->separator);
- priv->separator = NULL;
-
- gtk_widget_queue_resize (GTK_WIDGET (container));
- }
- else if (priv->cell_view_frame)
- {
- gtk_widget_unparent (priv->cell_view_frame);
- priv->cell_view_frame = NULL;
- priv->box = NULL;
- }
- }
-
- if (priv->has_entry)
- {
- /* this flag is a hack to tell the entry to fill its allocation.
- */
- _gtk_entry_set_is_cell_renderer (GTK_ENTRY (widget), TRUE);
-
- g_signal_connect (widget, "changed",
- G_CALLBACK (gtk_combo_box_entry_contents_changed),
- combo_box);
-
- gtk_entry_set_has_frame (GTK_ENTRY (widget), priv->has_frame);
- }
-}
+ if (!priv->model)
+ return;
-static void
-gtk_combo_box_remove (GtkContainer *container,
- GtkWidget *widget)
-{
- GtkComboBox *combo_box = GTK_COMBO_BOX (container);
- GtkComboBoxPrivate *priv = combo_box->priv;
- GtkTreePath *path;
- gboolean appears_as_list;
+ children = gtk_container_get_children (GTK_CONTAINER (menu));
- if (priv->has_entry)
+ for (child = children; child; child = child->next)
{
- GtkWidget *child_widget;
+ item = GTK_WIDGET (child->data);
+ cell_view = gtk_bin_get_child (GTK_BIN (item));
- child_widget = gtk_bin_get_child (GTK_BIN (container));
- if (widget && widget == child_widget && GTK_IS_ENTRY (widget))
+ if (!GTK_IS_CELL_VIEW (cell_view))
+ continue;
+
+ submenu = gtk_menu_item_get_submenu (GTK_MENU_ITEM (item));
+ if (submenu != NULL)
{
- g_signal_handlers_disconnect_by_func (widget,
- gtk_combo_box_entry_contents_changed,
- container);
+ gtk_widget_set_sensitive (item, TRUE);
+ update_menu_sensitivity (combo_box, submenu);
+ }
+ else
+ {
+ sensitive = cell_view_is_sensitive (GTK_CELL_VIEW (cell_view));
- _gtk_entry_set_is_cell_renderer (GTK_ENTRY (widget), FALSE);
+ if (menu != priv->popup_widget && child == children)
+ {
+ separator = GTK_WIDGET (child->next->data);
+ g_object_set (item, "visible", sensitive, NULL);
+ g_object_set (separator, "visible", sensitive, NULL);
+ }
+ else
+ gtk_widget_set_sensitive (item, sensitive);
}
}
- if (widget == priv->cell_view)
- priv->cell_view = NULL;
-
- GTK_CONTAINER_CLASS (gtk_combo_box_parent_class)->remove (container, widget);
-
- if (gtk_widget_in_destruction (GTK_WIDGET (combo_box)))
- return;
-
- gtk_widget_queue_resize (GTK_WIDGET (container));
+ g_list_free (children);
+}
- if (!priv->tree_view)
- appears_as_list = FALSE;
- else
- appears_as_list = TRUE;
+static void
+gtk_combo_box_menu_popup (GtkComboBox *combo_box,
+ guint button,
+ guint32 activate_time)
+{
+ GtkComboBoxPrivate *priv = combo_box->priv;
+ GtkTreePath *path;
+ gint active_item;
+ gint width, min_width, nat_width;
- if (appears_as_list)
- gtk_combo_box_list_destroy (combo_box);
- else if (GTK_IS_MENU (priv->popup_widget))
+ update_menu_sensitivity (combo_box, priv->popup_widget);
+
+ active_item = -1;
+ if (gtk_tree_row_reference_valid (priv->active_row))
{
- gtk_combo_box_menu_destroy (combo_box);
- gtk_menu_detach (GTK_MENU (priv->popup_widget));
- priv->popup_widget = NULL;
+ path = gtk_tree_row_reference_get_path (priv->active_row);
+ active_item = gtk_tree_path_get_indices (path)[0];
+ gtk_tree_path_free (path);
+
+ if (priv->add_tearoffs)
+ active_item++;
}
- if (!priv->cell_view)
+ /* FIXME handle nested menus better */
+ gtk_menu_set_active (GTK_MENU (priv->popup_widget), active_item);
+
+ if (priv->wrap_width == 0)
{
- priv->cell_view = gtk_cell_view_new_with_context (priv->area, NULL);
- gtk_cell_view_set_fit_model (GTK_CELL_VIEW (priv->cell_view), TRUE);
+ GtkAllocation allocation;
- GTK_CONTAINER_CLASS (gtk_combo_box_parent_class)->add (container, priv->cell_view);
-
- gtk_widget_show (priv->cell_view);
- gtk_cell_view_set_model (GTK_CELL_VIEW (priv->cell_view), priv->model);
- }
+ gtk_widget_get_allocation (GTK_WIDGET (combo_box), &allocation);
+ width = allocation.width;
+ gtk_widget_set_size_request (priv->popup_widget, -1, -1);
+ gtk_widget_get_preferred_width (priv->popup_widget, &min_width, &nat_width);
- if (appears_as_list)
- gtk_combo_box_list_setup (combo_box);
- else
- gtk_combo_box_menu_setup (combo_box, TRUE);
+ if (combo_box->priv->popup_fixed_width)
+ width = MAX (width, min_width);
+ else
+ width = MAX (width, nat_width);
- if (gtk_tree_row_reference_valid (priv->active_row))
- {
- path = gtk_tree_row_reference_get_path (priv->active_row);
- gtk_combo_box_set_active_internal (combo_box, path);
- gtk_tree_path_free (path);
+ gtk_widget_set_size_request (priv->popup_widget, width, -1);
}
- else
- gtk_combo_box_set_active_internal (combo_box, NULL);
+
+ gtk_menu_popup (GTK_MENU (priv->popup_widget),
+ NULL, NULL,
+ gtk_combo_box_menu_position, combo_box,
+ button, activate_time);
}
-static void
-gtk_combo_box_forall (GtkContainer *container,
- gboolean include_internals,
- GtkCallback callback,
- gpointer callback_data)
+static gboolean
+popup_grab_on_window (GdkWindow *window,
+ GdkDevice *keyboard,
+ GdkDevice *pointer,
+ guint32 activate_time)
{
- GtkComboBox *combo_box = GTK_COMBO_BOX (container);
- GtkComboBoxPrivate *priv = combo_box->priv;
- GtkWidget *child;
+ if (keyboard &&
+ gdk_device_grab (keyboard, window,
+ GDK_OWNERSHIP_WINDOW, TRUE,
+ GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK,
+ NULL, activate_time) != GDK_GRAB_SUCCESS)
+ return FALSE;
- if (include_internals)
+ if (pointer &&
+ gdk_device_grab (pointer, window,
+ GDK_OWNERSHIP_WINDOW, TRUE,
+ GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK |
+ GDK_POINTER_MOTION_MASK,
+ NULL, activate_time) != GDK_GRAB_SUCCESS)
{
- if (priv->button)
- (* callback) (priv->button, callback_data);
- if (priv->cell_view_frame)
- (* callback) (priv->cell_view_frame, callback_data);
+ if (keyboard)
+ gdk_device_ungrab (keyboard, activate_time);
+
+ return FALSE;
}
- child = gtk_bin_get_child (GTK_BIN (container));
- if (child)
- (* callback) (child, callback_data);
+ return TRUE;
}
-
-/******************************************************
- * GtkComboBoxClass (binding methods) *
- ******************************************************/
-static void
-gtk_combo_box_real_move_active (GtkComboBox *combo_box,
- GtkScrollType scroll)
+/**
+ * gtk_combo_box_popup:
+ * @combo_box: a #GtkComboBox
+ *
+ * Pops up the menu or dropdown list of @combo_box.
+ *
+ * This function is mostly intended for use by accessibility technologies;
+ * applications should have little use for it.
+ *
+ * Since: 2.4
+ */
+void
+gtk_combo_box_popup (GtkComboBox *combo_box)
{
- GtkTreeIter iter;
- GtkTreeIter new_iter;
- gboolean active_iter;
- gboolean found;
+ g_return_if_fail (GTK_IS_COMBO_BOX (combo_box));
- if (!combo_box->priv->model)
- {
- gtk_widget_error_bell (GTK_WIDGET (combo_box));
- return;
- }
+ g_signal_emit (combo_box, combo_box_signals[POPUP], 0);
+}
- active_iter = gtk_combo_box_get_active_iter (combo_box, &iter);
+/**
+ * gtk_combo_box_popup_for_device:
+ * @combo_box: a #GtkComboBox
+ * @device: a #GdkDevice
+ *
+ * Pops up the menu or dropdown list of @combo_box, the popup window
+ * will be grabbed so only @device and its associated pointer/keyboard
+ * are the only #GdkDevice<!-- -->s able to send events to it.
+ *
+ * Since: 3.0
+ **/
+void
+gtk_combo_box_popup_for_device (GtkComboBox *combo_box,
+ GdkDevice *device)
+{
+ GtkComboBoxPrivate *priv = combo_box->priv;
+ gint x, y, width, height;
+ GtkTreePath *path = NULL, *ppath;
+ GtkWidget *toplevel;
+ GdkDevice *keyboard, *pointer;
+ guint32 time;
- switch (scroll)
- {
- case GTK_SCROLL_STEP_BACKWARD:
- case GTK_SCROLL_STEP_UP:
- case GTK_SCROLL_STEP_LEFT:
- if (active_iter)
- {
- found = tree_prev (combo_box, combo_box->priv->model,
- &iter, &new_iter, FALSE);
- break;
- }
- /* else fall through */
+ g_return_if_fail (GTK_IS_COMBO_BOX (combo_box));
+ g_return_if_fail (GDK_IS_DEVICE (device));
- case GTK_SCROLL_PAGE_FORWARD:
- case GTK_SCROLL_PAGE_DOWN:
- case GTK_SCROLL_PAGE_RIGHT:
- case GTK_SCROLL_END:
- found = tree_last (combo_box, combo_box->priv->model, &new_iter, FALSE);
- break;
+ if (!gtk_widget_get_realized (GTK_WIDGET (combo_box)))
+ return;
- case GTK_SCROLL_STEP_FORWARD:
- case GTK_SCROLL_STEP_DOWN:
- case GTK_SCROLL_STEP_RIGHT:
- if (active_iter)
- {
- found = tree_next (combo_box, combo_box->priv->model,
- &iter, &new_iter, FALSE);
- break;
- }
- /* else fall through */
+ if (gtk_widget_get_mapped (priv->popup_widget))
+ return;
- case GTK_SCROLL_PAGE_BACKWARD:
- case GTK_SCROLL_PAGE_UP:
- case GTK_SCROLL_PAGE_LEFT:
- case GTK_SCROLL_START:
- found = tree_first (combo_box, combo_box->priv->model, &new_iter, FALSE);
- break;
+ if (priv->grab_pointer && priv->grab_keyboard)
+ return;
- default:
- return;
+ time = gtk_get_current_event_time ();
+
+ if (gdk_device_get_source (device) == GDK_SOURCE_KEYBOARD)
+ {
+ keyboard = device;
+ pointer = gdk_device_get_associated_device (device);
+ }
+ else
+ {
+ pointer = device;
+ keyboard = gdk_device_get_associated_device (device);
}
- if (found && active_iter)
+ if (GTK_IS_MENU (priv->popup_widget))
{
- GtkTreePath *old_path;
- GtkTreePath *new_path;
+ gtk_combo_box_menu_popup (combo_box,
+ priv->activate_button,
+ priv->activate_time);
+ return;
+ }
- old_path = gtk_tree_model_get_path (combo_box->priv->model, &iter);
- new_path = gtk_tree_model_get_path (combo_box->priv->model, &new_iter);
+ toplevel = gtk_widget_get_toplevel (GTK_WIDGET (combo_box));
+ if (GTK_IS_WINDOW (toplevel))
+ gtk_window_group_add_window (gtk_window_get_group (GTK_WINDOW (toplevel)),
+ GTK_WINDOW (priv->popup_window));
- if (gtk_tree_path_compare (old_path, new_path) == 0)
- found = FALSE;
+ gtk_widget_show_all (priv->scrolled_window);
+ gtk_combo_box_list_position (combo_box, &x, &y, &width, &height);
+
+ gtk_widget_set_size_request (priv->popup_window, width, height);
+ gtk_window_move (GTK_WINDOW (priv->popup_window), x, y);
- gtk_tree_path_free (old_path);
- gtk_tree_path_free (new_path);
+ if (gtk_tree_row_reference_valid (priv->active_row))
+ {
+ path = gtk_tree_row_reference_get_path (priv->active_row);
+ ppath = gtk_tree_path_copy (path);
+ if (gtk_tree_path_up (ppath))
+ gtk_tree_view_expand_to_path (GTK_TREE_VIEW (priv->tree_view),
+ ppath);
+ gtk_tree_path_free (ppath);
}
+ gtk_tree_view_set_hover_expand (GTK_TREE_VIEW (priv->tree_view),
+ TRUE);
+
+ /* popup */
+ gtk_widget_show (priv->popup_window);
- if (found)
+ if (path)
{
- gtk_combo_box_set_active_iter (combo_box, &new_iter);
+ gtk_tree_view_set_cursor (GTK_TREE_VIEW (priv->tree_view),
+ path, NULL, FALSE);
+ gtk_tree_path_free (path);
}
- else
+
+ gtk_widget_grab_focus (priv->popup_window);
+ gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (priv->button),
+ TRUE);
+
+ if (!gtk_widget_has_focus (priv->tree_view))
+ gtk_widget_grab_focus (priv->tree_view);
+
+ if (!popup_grab_on_window (gtk_widget_get_window (priv->popup_window),
+ keyboard, pointer, time))
{
- gtk_widget_error_bell (GTK_WIDGET (combo_box));
+ gtk_widget_hide (priv->popup_window);
+ return;
}
+
+ gtk_device_grab_add (priv->popup_window, pointer, TRUE);
+ priv->grab_pointer = pointer;
+ priv->grab_keyboard = keyboard;
}
static void
return FALSE;
}
-/******************************************************
- * GtkTreeModel callbacks *
- ******************************************************/
-static void
-gtk_combo_box_model_row_inserted (GtkTreeModel *model,
- GtkTreePath *path,
- GtkTreeIter *iter,
- gpointer user_data)
-{
- GtkComboBox *combo_box = GTK_COMBO_BOX (user_data);
-
- if (combo_box->priv->tree_view)
- gtk_combo_box_list_popup_resize (combo_box);
-}
-
-static void
-gtk_combo_box_model_row_deleted (GtkTreeModel *model,
- GtkTreePath *path,
- gpointer user_data)
+/**
+ * gtk_combo_box_popdown:
+ * @combo_box: a #GtkComboBox
+ *
+ * Hides the menu or dropdown list of @combo_box.
+ *
+ * This function is mostly intended for use by accessibility technologies;
+ * applications should have little use for it.
+ *
+ * Since: 2.4
+ */
+void
+gtk_combo_box_popdown (GtkComboBox *combo_box)
{
- GtkComboBox *combo_box = GTK_COMBO_BOX (user_data);
GtkComboBoxPrivate *priv = combo_box->priv;
- if (!gtk_tree_row_reference_valid (priv->active_row))
- {
- if (priv->cell_view)
- gtk_cell_view_set_displayed_row (GTK_CELL_VIEW (priv->cell_view), NULL);
- g_signal_emit (combo_box, combo_box_signals[CHANGED], 0);
- }
-
- if (priv->tree_view)
- gtk_combo_box_list_popup_resize (combo_box);
-}
-
-
-static void
-gtk_combo_box_button_toggled (GtkWidget *widget,
- gpointer data)
-{
- GtkComboBox *combo_box = GTK_COMBO_BOX (data);
+ g_return_if_fail (GTK_IS_COMBO_BOX (combo_box));
- if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (widget)))
+ if (GTK_IS_MENU (priv->popup_widget))
{
- if (!combo_box->priv->popup_in_progress)
- gtk_combo_box_popup (combo_box);
+ gtk_menu_popdown (GTK_MENU (priv->popup_widget));
+ return;
}
- else
- gtk_combo_box_popdown (combo_box);
-}
-
-static void
-gtk_combo_box_menu_show (GtkWidget *menu,
- gpointer user_data)
-{
- GtkComboBox *combo_box = GTK_COMBO_BOX (user_data);
- GtkComboBoxPrivate *priv = combo_box->priv;
- gtk_combo_box_child_show (menu, user_data);
+ if (!gtk_widget_get_realized (GTK_WIDGET (combo_box)))
+ return;
- priv->popup_in_progress = TRUE;
+ gtk_device_grab_remove (priv->popup_window, priv->grab_pointer);
+ gtk_widget_hide (priv->popup_window);
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (priv->button),
- TRUE);
- priv->popup_in_progress = FALSE;
-}
+ FALSE);
-static void
-gtk_combo_box_menu_hide (GtkWidget *menu,
- gpointer user_data)
-{
- GtkComboBox *combo_box = GTK_COMBO_BOX (user_data);
+ priv->grab_pointer = NULL;
+ priv->grab_keyboard = NULL;
+}
- gtk_combo_box_child_hide (menu,user_data);
+#define GTK_COMBO_BOX_SIZE_ALLOCATE_BUTTON \
+ gtk_widget_get_preferred_size (combo_box->priv->button, \
+ &req, NULL); \
+ \
+ if (is_rtl) \
+ child.x = allocation->x + border.right; \
+ else \
+ child.x = allocation->x + allocation->width - req.width - border.left; \
+ \
+ child.y = allocation->y + border.top; \
+ child.width = req.width; \
+ child.height = allocation->height - (border.top + border.bottom); \
+ child.width = MAX (1, child.width); \
+ child.height = MAX (1, child.height); \
+ \
+ gtk_widget_size_allocate (combo_box->priv->button, &child);
- gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (combo_box->priv->button),
- FALSE);
-}
static void
-gtk_combo_box_detacher (GtkWidget *widget,
- GtkMenu *menu)
+gtk_combo_box_size_allocate (GtkWidget *widget,
+ GtkAllocation *allocation)
{
GtkComboBox *combo_box = GTK_COMBO_BOX (widget);
GtkComboBoxPrivate *priv = combo_box->priv;
+ GtkWidget *child_widget;
+ gint focus_width, focus_pad;
+ GtkAllocation child;
+ GtkRequisition req;
+ gboolean is_rtl = gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL;
+ GtkBorder border;
- g_return_if_fail (priv->popup_widget == (GtkWidget *) menu);
-
- g_signal_handlers_disconnect_by_func (menu->toplevel,
- gtk_combo_box_menu_show,
- combo_box);
- g_signal_handlers_disconnect_by_func (menu->toplevel,
- gtk_combo_box_menu_hide,
- combo_box);
-
- priv->popup_widget = NULL;
-}
-
-static void
-gtk_combo_box_set_popup_widget (GtkComboBox *combo_box,
- GtkWidget *popup)
-{
- GtkComboBoxPrivate *priv = combo_box->priv;
+ gtk_widget_set_allocation (widget, allocation);
+ child_widget = gtk_bin_get_child (GTK_BIN (widget));
+ get_widget_border (widget, &border);
- if (GTK_IS_MENU (priv->popup_widget))
- {
- gtk_menu_detach (GTK_MENU (priv->popup_widget));
- priv->popup_widget = NULL;
- }
- else if (priv->popup_widget)
- {
- gtk_container_remove (GTK_CONTAINER (priv->scrolled_window),
- priv->popup_widget);
- g_object_unref (priv->popup_widget);
- priv->popup_widget = NULL;
- }
+ gtk_widget_style_get (widget,
+ "focus-line-width", &focus_width,
+ "focus-padding", &focus_pad,
+ NULL);
- if (GTK_IS_MENU (popup))
+ if (!priv->tree_view)
{
- if (priv->popup_window)
+ if (priv->cell_view)
{
- gtk_widget_destroy (priv->popup_window);
- priv->popup_window = NULL;
- }
+ GtkBorder button_border;
+ gint width;
+ guint border_width;
- priv->popup_widget = popup;
+ /* menu mode */
+ allocation->x += border.left;
+ allocation->y += border.top;
+ allocation->width -= border.left + border.right;
+ allocation->height -= border.top + border.bottom;
- /*
- * Note that we connect to show/hide on the toplevel, not the
- * menu itself, since the menu is not shown/hidden when it is
- * popped up while torn-off.
- */
- g_signal_connect (GTK_MENU (popup)->toplevel, "show",
- G_CALLBACK (gtk_combo_box_menu_show), combo_box);
- g_signal_connect (GTK_MENU (popup)->toplevel, "hide",
- G_CALLBACK (gtk_combo_box_menu_hide), combo_box);
+ gtk_widget_size_allocate (priv->button, allocation);
- gtk_menu_attach_to_widget (GTK_MENU (popup),
- GTK_WIDGET (combo_box),
- gtk_combo_box_detacher);
- }
- else
- {
- if (!priv->popup_window)
- {
- GtkWidget *toplevel;
-
- priv->popup_window = gtk_window_new (GTK_WINDOW_POPUP);
- gtk_widget_set_name (priv->popup_window, "gtk-combobox-popup-window");
+ /* set some things ready */
+ border_width = gtk_container_get_border_width (GTK_CONTAINER (priv->button));
+ get_widget_border (priv->button, &button_border);
- gtk_window_set_type_hint (GTK_WINDOW (priv->popup_window),
- GDK_WINDOW_TYPE_HINT_COMBO);
+ child.x = allocation->x;
+ child.y = allocation->y;
+ width = allocation->width;
+ child.height = allocation->height;
- g_signal_connect (GTK_WINDOW (priv->popup_window),"show",
- G_CALLBACK (gtk_combo_box_child_show),
- combo_box);
- g_signal_connect (GTK_WINDOW (priv->popup_window),"hide",
- G_CALLBACK (gtk_combo_box_child_hide),
- combo_box);
-
- toplevel = gtk_widget_get_toplevel (GTK_WIDGET (combo_box));
- if (GTK_IS_WINDOW (toplevel))
+ if (!priv->is_cell_renderer)
{
- gtk_window_group_add_window (gtk_window_get_group (GTK_WINDOW (toplevel)),
- GTK_WINDOW (priv->popup_window));
- gtk_window_set_transient_for (GTK_WINDOW (priv->popup_window),
- GTK_WINDOW (toplevel));
+ child.x += border_width + button_border.left + focus_width + focus_pad;
+ child.y += border_width + button_border.top + focus_width + focus_pad;
+ width -= (2 * (border_width + focus_width + focus_pad)) +
+ button_border.left + button_border.right;
+ child.height -= (2 * (border_width + focus_width + focus_pad)) +
+ button_border.top + button_border.bottom;
}
- gtk_window_set_resizable (GTK_WINDOW (priv->popup_window), FALSE);
- gtk_window_set_screen (GTK_WINDOW (priv->popup_window),
- gtk_widget_get_screen (GTK_WIDGET (combo_box)));
+ /* handle the children */
+ gtk_widget_get_preferred_size (priv->arrow, &req, NULL);
+ child.width = req.width;
+ if (!is_rtl)
+ child.x += width - req.width;
+ child.width = MAX (1, child.width);
+ child.height = MAX (1, child.height);
+ gtk_widget_size_allocate (priv->arrow, &child);
+ if (is_rtl)
+ child.x += req.width;
+ gtk_widget_get_preferred_size (priv->separator, &req, NULL);
+ child.width = req.width;
+ if (!is_rtl)
+ child.x -= req.width;
+ child.width = MAX (1, child.width);
+ child.height = MAX (1, child.height);
+ gtk_widget_size_allocate (priv->separator, &child);
- priv->scrolled_window = gtk_scrolled_window_new (NULL, NULL);
-
- gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (priv->scrolled_window),
- GTK_POLICY_NEVER,
- GTK_POLICY_NEVER);
- gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (priv->scrolled_window),
- GTK_SHADOW_IN);
+ if (is_rtl)
+ {
+ child.x += req.width;
+ child.width = allocation->x + allocation->width
+ - (border_width + button_border.right + focus_width + focus_pad)
+ - child.x;
+ }
+ else
+ {
+ child.width = child.x;
+ child.x = allocation->x
+ + border_width + button_border.left + focus_width + focus_pad;
+ child.width -= child.x;
+ }
- gtk_widget_show (priv->scrolled_window);
-
- gtk_container_add (GTK_CONTAINER (priv->popup_window),
- priv->scrolled_window);
- }
+ if (gtk_widget_get_visible (priv->popup_widget))
+ {
+ gint width, menu_width;
- gtk_container_add (GTK_CONTAINER (priv->scrolled_window),
- popup);
+ if (priv->wrap_width == 0)
+ {
+ GtkAllocation combo_box_allocation;
- gtk_widget_show (popup);
- g_object_ref (popup);
- priv->popup_widget = popup;
- }
-}
+ gtk_widget_get_allocation (GTK_WIDGET (combo_box), &combo_box_allocation);
+ width = combo_box_allocation.width;
+ gtk_widget_set_size_request (priv->popup_widget, -1, -1);
-static void
-gtk_combo_box_menu_position_below (GtkMenu *menu,
- gint *x,
- gint *y,
- gint *push_in,
- gpointer user_data)
-{
- GtkComboBox *combo_box = GTK_COMBO_BOX (user_data);
- GtkAllocation child_allocation;
- gint sx, sy;
- GtkWidget *child;
- GtkRequisition req;
- GdkScreen *screen;
- gint monitor_num;
- GdkRectangle monitor;
- GtkBorder border;
-
- /* FIXME: is using the size request here broken? */
- child = gtk_bin_get_child (GTK_BIN (combo_box));
+ if (combo_box->priv->popup_fixed_width)
+ gtk_widget_get_preferred_width (priv->popup_widget, &menu_width, NULL);
+ else
+ gtk_widget_get_preferred_width (priv->popup_widget, NULL, &menu_width);
- sx = sy = 0;
+ gtk_widget_set_size_request (priv->popup_widget,
+ MAX (width, menu_width), -1);
+ }
- gtk_widget_get_allocation (child, &child_allocation);
+ /* reposition the menu after giving it a new width */
+ gtk_menu_reposition (GTK_MENU (priv->popup_widget));
+ }
- if (!gtk_widget_get_has_window (child))
- {
- sx += child_allocation.x;
- sy += child_allocation.y;
- }
+ child.width = MAX (1, child.width);
+ child.height = MAX (1, child.height);
+ gtk_widget_size_allocate (child_widget, &child);
+ }
+ else
+ {
+ GTK_COMBO_BOX_SIZE_ALLOCATE_BUTTON
- gdk_window_get_root_coords (gtk_widget_get_window (child),
- sx, sy, &sx, &sy);
+ if (is_rtl)
+ child.x = allocation->x + req.width + border.right;
+ else
+ child.x = allocation->x + border.left;
+ child.y = allocation->y + border.top;
+ child.width = allocation->width - req.width - (border.left + border.right);
+ child.width = MAX (1, child.width);
+ child.height = MAX (1, child.height);
+ gtk_widget_size_allocate (child_widget, &child);
+ }
+ }
+ else
+ {
+ /* list mode */
+ guint border_width = gtk_container_get_border_width (GTK_CONTAINER (widget));
- get_widget_border (GTK_WIDGET (combo_box), &border);
- sx -= border.left;
+ /* button */
+ GTK_COMBO_BOX_SIZE_ALLOCATE_BUTTON
- if (combo_box->priv->popup_fixed_width)
- gtk_widget_get_preferred_size (GTK_WIDGET (menu), &req, NULL);
- else
- gtk_widget_get_preferred_size (GTK_WIDGET (menu), NULL, &req);
+ /* frame */
+ if (is_rtl)
+ child.x = allocation->x + req.width;
+ else
+ child.x = allocation->x;
- if (gtk_widget_get_direction (GTK_WIDGET (combo_box)) == GTK_TEXT_DIR_LTR)
- *x = sx;
- else
- *x = sx + child_allocation.width - req.width;
- *y = sy;
+ child.y = allocation->y;
+ child.width = allocation->width - req.width;
+ child.height = allocation->height;
- screen = gtk_widget_get_screen (GTK_WIDGET (combo_box));
- monitor_num = gdk_screen_get_monitor_at_window (screen,
- gtk_widget_get_window (GTK_WIDGET (combo_box)));
- gdk_screen_get_monitor_geometry (screen, monitor_num, &monitor);
-
- if (*x < monitor.x)
- *x = monitor.x;
- else if (*x + req.width > monitor.x + monitor.width)
- *x = monitor.x + monitor.width - req.width;
-
- if (monitor.y + monitor.height - *y - child_allocation.height >= req.height)
- *y += child_allocation.height;
- else if (*y - monitor.y >= req.height)
- *y -= req.height;
- else if (monitor.y + monitor.height - *y - child_allocation.height > *y - monitor.y)
- *y += child_allocation.height;
- else
- *y -= req.height;
+ if (priv->cell_view_frame)
+ {
+ child.x += border.left + border_width;
+ child.y += border.top + border_width;
+ child.width = MAX (1, child.width - (2 * border_width) - (border.left + border.right));
+ child.height = MAX (1, child.height - (2 * border_width) - (border.top + border.bottom));
+ gtk_widget_size_allocate (priv->cell_view_frame, &child);
- *push_in = FALSE;
-}
+ /* the sample */
+ if (priv->has_frame)
+ {
+ GtkBorder frame_border;
-static void
-gtk_combo_box_menu_position_over (GtkMenu *menu,
- gint *x,
- gint *y,
- gboolean *push_in,
- gpointer user_data)
-{
- GtkComboBox *combo_box;
- GtkWidget *active;
- GtkWidget *child;
- GtkWidget *widget;
- GtkAllocation allocation;
- GtkAllocation child_allocation;
- GList *children;
- gint screen_width;
- gint menu_xpos;
- gint menu_ypos;
- gint menu_width;
+ border_width = gtk_container_get_border_width (GTK_CONTAINER (priv->cell_view_frame));
+ get_widget_border (priv->cell_view_frame, &frame_border);
- combo_box = GTK_COMBO_BOX (user_data);
- widget = GTK_WIDGET (combo_box);
+ child.x += border_width + frame_border.left;
+ child.y += border_width + frame_border.right;
+ child.width -= (2 * border_width) + frame_border.left + frame_border.right;
+ child.height -= (2 * border_width) + frame_border.top + frame_border.bottom;
+ }
+ }
+ else
+ {
+ child.x += border.left + border_width;
+ child.y += border.top + border_width;
+ child.width -= (2 * border_width) - (border.left + border.right);
+ child.height -= (2 * border_width) - (border.top + border.bottom);
+ }
- active = gtk_menu_get_active (GTK_MENU (combo_box->priv->popup_widget));
+ if (gtk_widget_get_visible (priv->popup_window))
+ {
+ gint x, y, width, height;
+ gtk_combo_box_list_position (combo_box, &x, &y, &width, &height);
+ gtk_window_move (GTK_WINDOW (priv->popup_window), x, y);
+ gtk_widget_set_size_request (priv->popup_window, width, height);
+ }
- gtk_widget_get_allocation (widget, &allocation);
+
+ child.width = MAX (1, child.width);
+ child.height = MAX (1, child.height);
+
+ gtk_widget_size_allocate (child_widget, &child);
+ }
+}
- menu_xpos = allocation.x;
- menu_ypos = allocation.y + allocation.height / 2 - 2;
+#undef GTK_COMBO_BOX_ALLOCATE_BUTTON
- if (combo_box->priv->popup_fixed_width)
- gtk_widget_get_preferred_width (GTK_WIDGET (menu), &menu_width, NULL);
- else
- gtk_widget_get_preferred_width (GTK_WIDGET (menu), NULL, &menu_width);
+static void
+gtk_combo_box_unset_model (GtkComboBox *combo_box)
+{
+ GtkComboBoxPrivate *priv = combo_box->priv;
- if (active != NULL)
+ if (priv->model)
{
- gtk_widget_get_allocation (active, &child_allocation);
- menu_ypos -= child_allocation.height / 2;
+ g_signal_handler_disconnect (priv->model,
+ priv->inserted_id);
+ g_signal_handler_disconnect (priv->model,
+ priv->deleted_id);
+ g_signal_handler_disconnect (priv->model,
+ priv->reordered_id);
+ g_signal_handler_disconnect (priv->model,
+ priv->changed_id);
}
- children = GTK_MENU_SHELL (combo_box->priv->popup_widget)->children;
- while (children)
+ if (priv->model)
{
- child = children->data;
-
- if (active == child)
- break;
-
- if (gtk_widget_get_visible (child))
- {
- gtk_widget_get_allocation (child, &child_allocation);
-
- menu_ypos -= child_allocation.height;
- }
-
- children = children->next;
+ g_object_unref (priv->model);
+ priv->model = NULL;
}
- if (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL)
- menu_xpos = menu_xpos + allocation.width - menu_width;
+ if (priv->active_row)
+ {
+ gtk_tree_row_reference_free (priv->active_row);
+ priv->active_row = NULL;
+ }
- gdk_window_get_root_coords (gtk_widget_get_window (widget),
- menu_xpos, menu_ypos,
- &menu_xpos, &menu_ypos);
+ if (priv->cell_view)
+ gtk_cell_view_set_model (GTK_CELL_VIEW (priv->cell_view), NULL);
+}
- /* Clamp the position on screen */
- screen_width = gdk_screen_get_width (gtk_widget_get_screen (widget));
-
- if (menu_xpos < 0)
- menu_xpos = 0;
- else if ((menu_xpos + menu_width) > screen_width)
- menu_xpos -= ((menu_xpos + menu_width) - screen_width);
+static void
+gtk_combo_box_forall (GtkContainer *container,
+ gboolean include_internals,
+ GtkCallback callback,
+ gpointer callback_data)
+{
+ GtkComboBox *combo_box = GTK_COMBO_BOX (container);
+ GtkComboBoxPrivate *priv = combo_box->priv;
+ GtkWidget *child;
- *x = menu_xpos;
- *y = menu_ypos;
+ if (include_internals)
+ {
+ if (priv->button)
+ (* callback) (priv->button, callback_data);
+ if (priv->cell_view_frame)
+ (* callback) (priv->cell_view_frame, callback_data);
+ }
- *push_in = TRUE;
+ child = gtk_bin_get_child (GTK_BIN (container));
+ if (child)
+ (* callback) (child, callback_data);
}
-static void
-gtk_combo_box_menu_position (GtkMenu *menu,
- gint *x,
- gint *y,
- gint *push_in,
- gpointer user_data)
+static void
+gtk_combo_box_child_show (GtkWidget *widget,
+ GtkComboBox *combo_box)
{
- GtkComboBox *combo_box = GTK_COMBO_BOX (user_data);
GtkComboBoxPrivate *priv = combo_box->priv;
- GtkWidget *menu_item;
- if (priv->wrap_width > 0 || priv->cell_view == NULL)
- gtk_combo_box_menu_position_below (menu, x, y, push_in, user_data);
- else
- {
- /* FIXME handle nested menus better */
- menu_item = gtk_menu_get_active (GTK_MENU (priv->popup_widget));
- if (menu_item)
- gtk_menu_shell_select_item (GTK_MENU_SHELL (priv->popup_widget),
- menu_item);
+ priv->popup_shown = TRUE;
+ g_object_notify (G_OBJECT (combo_box), "popup-shown");
+}
- gtk_combo_box_menu_position_over (menu, x, y, push_in, user_data);
- }
+static void
+gtk_combo_box_child_hide (GtkWidget *widget,
+ GtkComboBox *combo_box)
+{
+ GtkComboBoxPrivate *priv = combo_box->priv;
- if (!gtk_widget_get_visible (GTK_MENU (priv->popup_widget)->toplevel))
- gtk_window_set_type_hint (GTK_WINDOW (GTK_MENU (priv->popup_widget)->toplevel),
- GDK_WINDOW_TYPE_HINT_COMBO);
+ priv->popup_shown = FALSE;
+ g_object_notify (G_OBJECT (combo_box), "popup-shown");
}
-static void
-gtk_combo_box_list_position (GtkComboBox *combo_box,
- gint *x,
- gint *y,
- gint *width,
- gint *height)
+static gboolean
+gtk_combo_box_draw (GtkWidget *widget,
+ cairo_t *cr)
{
+ GtkComboBox *combo_box = GTK_COMBO_BOX (widget);
GtkComboBoxPrivate *priv = combo_box->priv;
- GtkAllocation allocation;
- GdkScreen *screen;
- gint monitor_num;
- GdkRectangle monitor;
- GtkRequisition popup_req;
- GtkPolicyType hpolicy, vpolicy;
- GdkWindow *window;
- /* under windows, the drop down list is as wide as the combo box itself.
- see bug #340204 */
- GtkWidget *widget = GTK_WIDGET (combo_box);
+ if (priv->shadow_type != GTK_SHADOW_NONE)
+ {
+ GtkStyleContext *context;
+ GtkStateFlags state;
- *x = *y = 0;
+ context = gtk_widget_get_style_context (widget);
+ state = gtk_widget_get_state_flags (widget);
+ gtk_style_context_set_state (context, state);
- gtk_widget_get_allocation (widget, &allocation);
+ gtk_render_background (context, cr, 0, 0,
+ gtk_widget_get_allocated_width (widget),
+ gtk_widget_get_allocated_height (widget));
+ gtk_render_frame (context, cr, 0, 0,
+ gtk_widget_get_allocated_width (widget),
+ gtk_widget_get_allocated_height (widget));
+ }
- if (!gtk_widget_get_has_window (widget))
+ gtk_container_propagate_draw (GTK_CONTAINER (widget),
+ priv->button, cr);
+
+ if (priv->tree_view && priv->cell_view_frame)
{
- *x += allocation.x;
- *y += allocation.y;
+ gtk_container_propagate_draw (GTK_CONTAINER (widget),
+ priv->cell_view_frame, cr);
}
- window = gtk_widget_get_window (widget);
+ gtk_container_propagate_draw (GTK_CONTAINER (widget),
+ gtk_bin_get_child (GTK_BIN (widget)),
+ cr);
- gdk_window_get_root_coords (gtk_widget_get_window (widget),
- *x, *y, x, y);
+ return FALSE;
+}
- *width = allocation.width;
+typedef struct {
+ GtkComboBox *combo;
+ GtkTreePath *path;
+ GtkTreeIter iter;
+ gboolean found;
+ gboolean set;
+ gboolean visible;
+} SearchData;
- hpolicy = vpolicy = GTK_POLICY_NEVER;
- gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (priv->scrolled_window),
- hpolicy, vpolicy);
+static gboolean
+path_visible (GtkTreeView *view,
+ GtkTreePath *path)
+{
+ GtkRBTree *tree;
+ GtkRBNode *node;
+
+ /* Note that we rely on the fact that collapsed rows don't have nodes
+ */
+ return _gtk_tree_view_find_node (view, path, &tree, &node);
+}
- if (combo_box->priv->popup_fixed_width)
- {
- gtk_widget_get_preferred_size (priv->scrolled_window, &popup_req, NULL);
+static gboolean
+tree_next_func (GtkTreeModel *model,
+ GtkTreePath *path,
+ GtkTreeIter *iter,
+ gpointer data)
+{
+ SearchData *search_data = (SearchData *)data;
- if (popup_req.width > *width)
- {
- hpolicy = GTK_POLICY_ALWAYS;
- gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (priv->scrolled_window),
- hpolicy, vpolicy);
- }
- }
- else
+ if (search_data->found)
{
- /* This code depends on treeviews properly reporting their natural width */
- gtk_widget_get_preferred_size (priv->scrolled_window, NULL, &popup_req);
+ if (!tree_column_row_is_sensitive (search_data->combo, iter))
+ return FALSE;
+
+ if (search_data->visible &&
+ !path_visible (GTK_TREE_VIEW (search_data->combo->priv->tree_view), path))
+ return FALSE;
- if (popup_req.width > *width)
- {
- hpolicy = GTK_POLICY_NEVER;
- gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (priv->scrolled_window),
- hpolicy, vpolicy);
+ search_data->set = TRUE;
+ search_data->iter = *iter;
- *width = popup_req.width;
- }
+ return TRUE;
}
+
+ if (gtk_tree_path_compare (path, search_data->path) == 0)
+ search_data->found = TRUE;
+
+ return FALSE;
+}
- *height = popup_req.height;
-
- screen = gtk_widget_get_screen (GTK_WIDGET (combo_box));
- monitor_num = gdk_screen_get_monitor_at_window (screen, window);
- gdk_screen_get_monitor_geometry (screen, monitor_num, &monitor);
+static gboolean
+tree_next (GtkComboBox *combo,
+ GtkTreeModel *model,
+ GtkTreeIter *iter,
+ GtkTreeIter *next,
+ gboolean visible)
+{
+ SearchData search_data;
- if (gtk_widget_get_direction (GTK_WIDGET (combo_box)) == GTK_TEXT_DIR_RTL)
- *x = *x + allocation.width - *width;
+ search_data.combo = combo;
+ search_data.path = gtk_tree_model_get_path (model, iter);
+ search_data.visible = visible;
+ search_data.found = FALSE;
+ search_data.set = FALSE;
- if (*x < monitor.x)
- *x = monitor.x;
- else if (*x + *width > monitor.x + monitor.width)
- *x = monitor.x + monitor.width - *width;
+ gtk_tree_model_foreach (model, tree_next_func, &search_data);
- if (*y + allocation.height + *height <= monitor.y + monitor.height)
- *y += allocation.height;
- else if (*y - *height >= monitor.y)
- *y -= *height;
- else if (monitor.y + monitor.height - (*y + allocation.height) > *y - monitor.y)
- {
- *y += allocation.height;
- *height = monitor.y + monitor.height - *y;
- }
- else
- {
- *height = *y - monitor.y;
- *y = monitor.y;
- }
+ *next = search_data.iter;
- if (popup_req.height > *height)
- {
- vpolicy = GTK_POLICY_ALWAYS;
-
- gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (priv->scrolled_window),
- hpolicy, vpolicy);
- }
-}
+ gtk_tree_path_free (search_data.path);
-static void
-gtk_combo_box_menu_popup (GtkComboBox *combo_box,
- guint button,
- guint32 activate_time)
+ return search_data.set;
+}
+
+static gboolean
+tree_prev_func (GtkTreeModel *model,
+ GtkTreePath *path,
+ GtkTreeIter *iter,
+ gpointer data)
{
- GtkComboBoxPrivate *priv = combo_box->priv;
- GtkTreePath *path;
- gint active_item;
- gint width, min_width, nat_width;
-
- active_item = -1;
- if (gtk_tree_row_reference_valid (priv->active_row))
+ SearchData *search_data = (SearchData *)data;
+
+ if (gtk_tree_path_compare (path, search_data->path) == 0)
{
- path = gtk_tree_row_reference_get_path (priv->active_row);
- active_item = gtk_tree_path_get_indices (path)[0];
- gtk_tree_path_free (path);
-
- if (priv->add_tearoffs)
- active_item++;
+ search_data->found = TRUE;
+ return TRUE;
}
+
+ if (!tree_column_row_is_sensitive (search_data->combo, iter))
+ return FALSE;
+
+ if (search_data->visible &&
+ !path_visible (GTK_TREE_VIEW (search_data->combo->priv->tree_view), path))
+ return FALSE;
+
+ search_data->set = TRUE;
+ search_data->iter = *iter;
+
+ return FALSE;
+}
+
+static gboolean
+tree_prev (GtkComboBox *combo,
+ GtkTreeModel *model,
+ GtkTreeIter *iter,
+ GtkTreeIter *prev,
+ gboolean visible)
+{
+ SearchData search_data;
- /* FIXME handle nested menus better */
- gtk_menu_set_active (GTK_MENU (priv->popup_widget), active_item);
+ search_data.combo = combo;
+ search_data.path = gtk_tree_model_get_path (model, iter);
+ search_data.visible = visible;
+ search_data.found = FALSE;
+ search_data.set = FALSE;
+
+ gtk_tree_model_foreach (model, tree_prev_func, &search_data);
- if (priv->wrap_width == 0)
- {
- GtkAllocation allocation;
+ *prev = search_data.iter;
- gtk_widget_get_allocation (GTK_WIDGET (combo_box), &allocation);
- width = allocation.width;
- gtk_widget_set_size_request (priv->popup_widget, -1, -1);
- gtk_widget_get_preferred_width (priv->popup_widget, &min_width, &nat_width);
+ gtk_tree_path_free (search_data.path);
- if (combo_box->priv->popup_fixed_width)
- width = MAX (width, min_width);
- else
- width = MAX (width, nat_width);
+ return search_data.set;
+}
- gtk_widget_set_size_request (priv->popup_widget, width, -1);
- }
+static gboolean
+tree_last_func (GtkTreeModel *model,
+ GtkTreePath *path,
+ GtkTreeIter *iter,
+ gpointer data)
+{
+ SearchData *search_data = (SearchData *)data;
+
+ if (!tree_column_row_is_sensitive (search_data->combo, iter))
+ return FALSE;
+
+ /* Note that we rely on the fact that collapsed rows don't have nodes
+ */
+ if (search_data->visible &&
+ !path_visible (GTK_TREE_VIEW (search_data->combo->priv->tree_view), path))
+ return FALSE;
- gtk_menu_popup (GTK_MENU (priv->popup_widget),
- NULL, NULL,
- gtk_combo_box_menu_position, combo_box,
- button, activate_time);
+ search_data->set = TRUE;
+ search_data->iter = *iter;
+
+ return FALSE;
}
static gboolean
-popup_grab_on_window (GdkWindow *window,
- GdkDevice *keyboard,
- GdkDevice *pointer,
- guint32 activate_time)
+tree_last (GtkComboBox *combo,
+ GtkTreeModel *model,
+ GtkTreeIter *last,
+ gboolean visible)
{
- if (keyboard &&
- gdk_device_grab (keyboard, window,
- GDK_OWNERSHIP_WINDOW, TRUE,
- GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK,
- NULL, activate_time) != GDK_GRAB_SUCCESS)
- return FALSE;
+ SearchData search_data;
- if (pointer &&
- gdk_device_grab (pointer, window,
- GDK_OWNERSHIP_WINDOW, TRUE,
- GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK |
- GDK_POINTER_MOTION_MASK,
- NULL, activate_time) != GDK_GRAB_SUCCESS)
- {
- if (keyboard)
- gdk_device_ungrab (keyboard, activate_time);
+ search_data.combo = combo;
+ search_data.visible = visible;
+ search_data.set = FALSE;
- return FALSE;
- }
+ gtk_tree_model_foreach (model, tree_last_func, &search_data);
+
+ *last = search_data.iter;
- return TRUE;
+ return search_data.set;
}
-static void
-gtk_combo_box_unset_model (GtkComboBox *combo_box)
-{
- GtkComboBoxPrivate *priv = combo_box->priv;
-
- if (priv->model)
- {
- g_signal_handler_disconnect (priv->model,
- priv->inserted_id);
- g_signal_handler_disconnect (priv->model,
- priv->deleted_id);
-
- g_object_unref (priv->model);
- priv->model = NULL;
- }
- if (priv->active_row)
- {
- gtk_tree_row_reference_free (priv->active_row);
- priv->active_row = NULL;
- }
+static gboolean
+tree_first_func (GtkTreeModel *model,
+ GtkTreePath *path,
+ GtkTreeIter *iter,
+ gpointer data)
+{
+ SearchData *search_data = (SearchData *)data;
- if (priv->cell_view)
- gtk_cell_view_set_model (GTK_CELL_VIEW (priv->cell_view), NULL);
+ if (!tree_column_row_is_sensitive (search_data->combo, iter))
+ return FALSE;
+
+ if (search_data->visible &&
+ !path_visible (GTK_TREE_VIEW (search_data->combo->priv->tree_view), path))
+ return FALSE;
+
+ search_data->set = TRUE;
+ search_data->iter = *iter;
+
+ return TRUE;
}
-static void
-gtk_combo_box_child_show (GtkWidget *widget,
- GtkComboBox *combo_box)
+static gboolean
+tree_first (GtkComboBox *combo,
+ GtkTreeModel *model,
+ GtkTreeIter *first,
+ gboolean visible)
{
- GtkComboBoxPrivate *priv = combo_box->priv;
+ SearchData search_data;
+
+ search_data.combo = combo;
+ search_data.visible = visible;
+ search_data.set = FALSE;
- priv->popup_shown = TRUE;
- g_object_notify (G_OBJECT (combo_box), "popup-shown");
+ gtk_tree_model_foreach (model, tree_first_func, &search_data);
+
+ *first = search_data.iter;
+
+ return search_data.set;
}
-static void
-gtk_combo_box_child_hide (GtkWidget *widget,
- GtkComboBox *combo_box)
+static gboolean
+gtk_combo_box_scroll_event (GtkWidget *widget,
+ GdkEventScroll *event)
{
- GtkComboBoxPrivate *priv = combo_box->priv;
+ GtkComboBox *combo_box = GTK_COMBO_BOX (widget);
+ gboolean found;
+ GtkTreeIter iter;
+ GtkTreeIter new_iter;
- priv->popup_shown = FALSE;
- g_object_notify (G_OBJECT (combo_box), "popup-shown");
+ if (!gtk_combo_box_get_active_iter (combo_box, &iter))
+ return TRUE;
+
+ if (event->direction == GDK_SCROLL_UP)
+ found = tree_prev (combo_box, combo_box->priv->model,
+ &iter, &new_iter, FALSE);
+ else
+ found = tree_next (combo_box, combo_box->priv->model,
+ &iter, &new_iter, FALSE);
+
+ if (found)
+ gtk_combo_box_set_active_iter (combo_box, &new_iter);
+
+ return TRUE;
}
/*
return TRUE;
}
-static void
-gtk_combo_box_menu_activate (GtkWidget *menu,
- const gchar *path,
- GtkComboBox *combo_box)
-{
- GtkTreeIter iter;
-
- if (gtk_tree_model_get_iter_from_string (combo_box->priv->model, &iter, path))
- gtk_combo_box_set_active_iter (combo_box, &iter);
-
- g_object_set (combo_box,
- "editing-canceled", FALSE,
- NULL);
-}
-
static void
gtk_combo_box_menu_setup (GtkComboBox *combo_box,
gboolean add_children)
g_signal_connect (priv->button, "button-press-event",
G_CALLBACK (gtk_combo_box_menu_button_press),
combo_box);
- g_signal_connect (priv->button, "state-changed",
- G_CALLBACK (gtk_combo_box_button_state_changed),
+ g_signal_connect (priv->button, "state-flags-changed",
+ G_CALLBACK (gtk_combo_box_button_state_flags_changed),
combo_box);
/* create our funky menu */
menu = gtk_tree_menu_new_with_area (priv->area);
+ gtk_widget_set_name (menu, "gtk-combobox-popup-menu");
+
gtk_tree_menu_set_model (GTK_TREE_MENU (menu), priv->model);
gtk_tree_menu_set_wrap_width (GTK_TREE_MENU (menu), priv->wrap_width);
g_signal_handlers_disconnect_matched (priv->button,
G_SIGNAL_MATCH_DATA,
0, 0, NULL,
- gtk_combo_box_button_state_changed, combo_box);
+ gtk_combo_box_button_state_flags_changed, combo_box);
g_signal_handlers_disconnect_matched (priv->popup_widget,
G_SIGNAL_MATCH_DATA,
0, 0, NULL,
return FALSE;
}
+static void
+gtk_combo_box_menu_activate (GtkWidget *menu,
+ const gchar *path,
+ GtkComboBox *combo_box)
+{
+ GtkTreeIter iter;
+
+ if (gtk_tree_model_get_iter_from_string (combo_box->priv->model, &iter, path))
+ gtk_combo_box_set_active_iter (combo_box, &iter);
+
+ g_object_set (combo_box,
+ "editing-canceled", FALSE,
+ NULL);
+}
+
+
static void
gtk_combo_box_update_sensitivity (GtkComboBox *combo_box)
{
break;
}
- gtk_widget_set_sensitive (combo_box->priv->button, sensitive);
+ gtk_widget_set_sensitive (combo_box->priv->button, sensitive);
+
+ /* In list-mode, we also need to update sensitivity of the event box */
+ if (GTK_IS_TREE_VIEW (combo_box->priv->tree_view)
+ && combo_box->priv->cell_view)
+ gtk_widget_set_sensitive (combo_box->priv->box, sensitive);
+}
+
+static void
+gtk_combo_box_model_row_inserted (GtkTreeModel *model,
+ GtkTreePath *path,
+ GtkTreeIter *iter,
+ gpointer user_data)
+{
+ GtkComboBox *combo_box = GTK_COMBO_BOX (user_data);
+
+ if (combo_box->priv->tree_view)
+ gtk_combo_box_list_popup_resize (combo_box);
+
+ gtk_combo_box_update_sensitivity (combo_box);
+}
+
+static void
+gtk_combo_box_model_row_deleted (GtkTreeModel *model,
+ GtkTreePath *path,
+ gpointer user_data)
+{
+ GtkComboBox *combo_box = GTK_COMBO_BOX (user_data);
+ GtkComboBoxPrivate *priv = combo_box->priv;
+
+ if (!gtk_tree_row_reference_valid (priv->active_row))
+ {
+ if (priv->cell_view)
+ gtk_cell_view_set_displayed_row (GTK_CELL_VIEW (priv->cell_view), NULL);
+ g_signal_emit (combo_box, combo_box_signals[CHANGED], 0);
+ }
+
+ if (priv->tree_view)
+ gtk_combo_box_list_popup_resize (combo_box);
+
+ gtk_combo_box_update_sensitivity (combo_box);
+}
+
+static void
+gtk_combo_box_model_rows_reordered (GtkTreeModel *model,
+ GtkTreePath *path,
+ GtkTreeIter *iter,
+ gint *new_order,
+ gpointer user_data)
+{
+ gtk_tree_row_reference_reordered (G_OBJECT (user_data), path, iter, new_order);
+}
+
+static void
+gtk_combo_box_model_row_changed (GtkTreeModel *model,
+ GtkTreePath *path,
+ GtkTreeIter *iter,
+ gpointer user_data)
+{
+ GtkComboBox *combo_box = GTK_COMBO_BOX (user_data);
+ GtkComboBoxPrivate *priv = combo_box->priv;
+ GtkTreePath *active_path;
- /* In list-mode, we also need to update sensitivity of the event box */
- if (GTK_IS_TREE_VIEW (combo_box->priv->tree_view)
- && combo_box->priv->cell_view)
- gtk_widget_set_sensitive (combo_box->priv->box, sensitive);
+ /* FIXME this belongs to GtkCellView */
+ if (gtk_tree_row_reference_valid (priv->active_row))
+ {
+ active_path = gtk_tree_row_reference_get_path (priv->active_row);
+ if (gtk_tree_path_compare (path, active_path) == 0 &&
+ priv->cell_view)
+ gtk_widget_queue_resize (GTK_WIDGET (priv->cell_view));
+ gtk_tree_path_free (active_path);
+ }
+
+ if (priv->tree_view)
+ gtk_combo_box_list_row_changed (model, path, iter, user_data);
}
static gboolean
gtk_combo_box_list_popup_resize (combo_box);
}
+
/*
* list style
*/
gtk_tree_view_set_row_separator_func (GTK_TREE_VIEW (priv->tree_view),
(GtkTreeViewRowSeparatorFunc)gtk_combo_box_row_separator_func,
combo_box, NULL);
+
if (priv->model)
gtk_tree_view_set_model (GTK_TREE_VIEW (priv->tree_view), priv->model);
- priv->column = gtk_tree_view_column_new ();
+ priv->column = gtk_tree_view_column_new_with_area (priv->area);
gtk_tree_view_append_column (GTK_TREE_VIEW (priv->tree_view), priv->column);
if (gtk_tree_row_reference_valid (priv->active_row))
return sensitive;
}
+static void
+gtk_combo_box_list_row_changed (GtkTreeModel *model,
+ GtkTreePath *path,
+ GtkTreeIter *iter,
+ gpointer data)
+{
+ /* XXX Do nothing ? */
+}
/*
- * GtkCellEditable implementation
+ * GtkCellLayout implementation
*/
-
-static void
-gtk_combo_box_cell_editable_init (GtkCellEditableIface *iface)
+GtkCellArea *
+gtk_combo_box_cell_layout_get_area (GtkCellLayout *cell_layout)
{
- iface->start_editing = gtk_combo_box_start_editing;
+ return GTK_COMBO_BOX (cell_layout)->priv->area;
}
-static gboolean
-gtk_cell_editable_key_press (GtkWidget *widget,
- GdkEventKey *event,
- gpointer data)
-{
- GtkComboBox *combo_box = GTK_COMBO_BOX (data);
+/*
+ * public API
+ */
- if (event->keyval == GDK_KEY_Escape)
- {
- g_object_set (combo_box,
- "editing-canceled", TRUE,
- NULL);
- gtk_cell_editable_editing_done (GTK_CELL_EDITABLE (combo_box));
- gtk_cell_editable_remove_widget (GTK_CELL_EDITABLE (combo_box));
-
- return TRUE;
- }
- else if (event->keyval == GDK_KEY_Return ||
- event->keyval == GDK_KEY_ISO_Enter ||
- event->keyval == GDK_KEY_KP_Enter)
- {
- gtk_cell_editable_editing_done (GTK_CELL_EDITABLE (combo_box));
- gtk_cell_editable_remove_widget (GTK_CELL_EDITABLE (combo_box));
-
- return TRUE;
- }
+/**
+ * gtk_combo_box_new:
+ *
+ * Creates a new empty #GtkComboBox.
+ *
+ * Return value: A new #GtkComboBox.
+ *
+ * Since: 2.4
+ */
+GtkWidget *
+gtk_combo_box_new (void)
+{
+ return g_object_new (GTK_TYPE_COMBO_BOX, NULL);
+}
- return FALSE;
+/**
+ * gtk_combo_box_new_with_entry:
+ *
+ * Creates a new empty #GtkComboBox with an entry.
+ *
+ * Return value: A new #GtkComboBox.
+ */
+GtkWidget *
+gtk_combo_box_new_with_entry (void)
+{
+ return g_object_new (GTK_TYPE_COMBO_BOX, "has-entry", TRUE, NULL);
}
-static gboolean
-popdown_idle (gpointer data)
+/**
+ * gtk_combo_box_new_with_model:
+ * @model: A #GtkTreeModel.
+ *
+ * Creates a new #GtkComboBox with the model initialized to @model.
+ *
+ * Return value: A new #GtkComboBox.
+ *
+ * Since: 2.4
+ */
+GtkWidget *
+gtk_combo_box_new_with_model (GtkTreeModel *model)
{
GtkComboBox *combo_box;
- combo_box = GTK_COMBO_BOX (data);
-
- gtk_cell_editable_editing_done (GTK_CELL_EDITABLE (combo_box));
- gtk_cell_editable_remove_widget (GTK_CELL_EDITABLE (combo_box));
+ g_return_val_if_fail (GTK_IS_TREE_MODEL (model), NULL);
- g_object_unref (combo_box);
+ combo_box = g_object_new (GTK_TYPE_COMBO_BOX, "model", model, NULL);
- return FALSE;
+ return GTK_WIDGET (combo_box);
}
-static void
-popdown_handler (GtkWidget *widget,
- gpointer data)
+/**
+ * gtk_combo_box_new_with_model_and_entry:
+ * @model: A #GtkTreeModel
+ *
+ * Creates a new empty #GtkComboBox with an entry
+ * and with the model initialized to @model.
+ *
+ * Return value: A new #GtkComboBox
+ */
+GtkWidget *
+gtk_combo_box_new_with_model_and_entry (GtkTreeModel *model)
{
- gdk_threads_add_idle (popdown_idle, g_object_ref (data));
+ return g_object_new (GTK_TYPE_COMBO_BOX,
+ "has-entry", TRUE,
+ "model", model,
+ NULL);
}
-static gboolean
-popup_idle (gpointer data)
+/**
+ * gtk_combo_box_get_wrap_width:
+ * @combo_box: A #GtkComboBox
+ *
+ * Returns the wrap width which is used to determine the number of columns
+ * for the popup menu. If the wrap width is larger than 1, the combo box
+ * is in table mode.
+ *
+ * Returns: the wrap width.
+ *
+ * Since: 2.6
+ */
+gint
+gtk_combo_box_get_wrap_width (GtkComboBox *combo_box)
{
- GtkComboBox *combo_box;
-
- combo_box = GTK_COMBO_BOX (data);
-
- if (GTK_IS_MENU (combo_box->priv->popup_widget) &&
- combo_box->priv->cell_view)
- g_signal_connect_object (combo_box->priv->popup_widget,
- "unmap", G_CALLBACK (popdown_handler),
- combo_box, 0);
-
- /* we unset this if a menu item is activated */
- g_object_set (combo_box,
- "editing-canceled", TRUE,
- NULL);
- gtk_combo_box_popup (combo_box);
-
- combo_box->priv->popup_idle_id = 0;
- combo_box->priv->activate_button = 0;
- combo_box->priv->activate_time = 0;
+ g_return_val_if_fail (GTK_IS_COMBO_BOX (combo_box), -1);
- return FALSE;
+ return combo_box->priv->wrap_width;
}
-static void
-gtk_combo_box_start_editing (GtkCellEditable *cell_editable,
- GdkEvent *event)
+/**
+ * gtk_combo_box_set_wrap_width:
+ * @combo_box: A #GtkComboBox
+ * @width: Preferred number of columns
+ *
+ * Sets the wrap width of @combo_box to be @width. The wrap width is basically
+ * the preferred number of columns when you want the popup to be layed out
+ * in a table.
+ *
+ * Since: 2.4
+ */
+void
+gtk_combo_box_set_wrap_width (GtkComboBox *combo_box,
+ gint width)
{
- GtkComboBox *combo_box = GTK_COMBO_BOX (cell_editable);
- GtkWidget *child;
+ GtkComboBoxPrivate *priv;
- combo_box->priv->is_cell_renderer = TRUE;
+ g_return_if_fail (GTK_IS_COMBO_BOX (combo_box));
+ g_return_if_fail (width >= 0);
- if (combo_box->priv->cell_view)
- {
- g_signal_connect_object (combo_box->priv->button, "key-press-event",
- G_CALLBACK (gtk_cell_editable_key_press),
- cell_editable, 0);
+ priv = combo_box->priv;
- gtk_widget_grab_focus (combo_box->priv->button);
- }
- else
+ if (width != priv->wrap_width)
{
- child = gtk_bin_get_child (GTK_BIN (combo_box));
+ priv->wrap_width = width;
- g_signal_connect_object (child, "key-press-event",
- G_CALLBACK (gtk_cell_editable_key_press),
- cell_editable, 0);
+ gtk_combo_box_check_appearance (combo_box);
- gtk_widget_grab_focus (child);
- gtk_widget_set_can_focus (combo_box->priv->button, FALSE);
+ if (GTK_IS_TREE_MENU (priv->popup_widget))
+ gtk_tree_menu_set_wrap_width (GTK_TREE_MENU (priv->popup_widget), priv->wrap_width);
+
+ g_object_notify (G_OBJECT (combo_box), "wrap-width");
}
+}
- /* we do the immediate popup only for the optionmenu-like
- * appearance
- */
- if (combo_box->priv->is_cell_renderer &&
- combo_box->priv->cell_view && !combo_box->priv->tree_view)
+/**
+ * gtk_combo_box_get_row_span_column:
+ * @combo_box: A #GtkComboBox
+ *
+ * Returns the column with row span information for @combo_box.
+ *
+ * Returns: the row span column.
+ *
+ * Since: 2.6
+ */
+gint
+gtk_combo_box_get_row_span_column (GtkComboBox *combo_box)
+{
+ g_return_val_if_fail (GTK_IS_COMBO_BOX (combo_box), -1);
+
+ return combo_box->priv->row_column;
+}
+
+/**
+ * gtk_combo_box_set_row_span_column:
+ * @combo_box: A #GtkComboBox.
+ * @row_span: A column in the model passed during construction.
+ *
+ * Sets the column with row span information for @combo_box to be @row_span.
+ * The row span column contains integers which indicate how many rows
+ * an item should span.
+ *
+ * Since: 2.4
+ */
+void
+gtk_combo_box_set_row_span_column (GtkComboBox *combo_box,
+ gint row_span)
+{
+ GtkComboBoxPrivate *priv;
+ gint col;
+
+ g_return_if_fail (GTK_IS_COMBO_BOX (combo_box));
+
+ priv = combo_box->priv;
+
+ col = gtk_tree_model_get_n_columns (priv->model);
+ g_return_if_fail (row_span >= -1 && row_span < col);
+
+ if (row_span != priv->row_column)
{
- if (event && event->type == GDK_BUTTON_PRESS)
- {
- GdkEventButton *event_button = (GdkEventButton *)event;
+ priv->row_column = row_span;
- combo_box->priv->activate_button = event_button->button;
- combo_box->priv->activate_time = event_button->time;
- }
+ if (GTK_IS_TREE_MENU (priv->popup_widget))
+ gtk_tree_menu_set_row_span_column (GTK_TREE_MENU (priv->popup_widget), priv->row_column);
- combo_box->priv->popup_idle_id =
- gdk_threads_add_idle (popup_idle, combo_box);
+ g_object_notify (G_OBJECT (combo_box), "row-span-column");
}
}
-
-/*
- * GtkCellLayout implementation
+/**
+ * gtk_combo_box_get_column_span_column:
+ * @combo_box: A #GtkComboBox
+ *
+ * Returns the column with column span information for @combo_box.
+ *
+ * Returns: the column span column.
+ *
+ * Since: 2.6
*/
-
-static void
-gtk_combo_box_cell_layout_init (GtkCellLayoutIface *iface)
+gint
+gtk_combo_box_get_column_span_column (GtkComboBox *combo_box)
{
- iface->get_area = gtk_combo_box_cell_layout_get_area;
+ g_return_val_if_fail (GTK_IS_COMBO_BOX (combo_box), -1);
+
+ return combo_box->priv->col_column;
}
-static GtkCellArea *
-gtk_combo_box_cell_layout_get_area (GtkCellLayout *layout)
+/**
+ * gtk_combo_box_set_column_span_column:
+ * @combo_box: A #GtkComboBox
+ * @column_span: A column in the model passed during construction
+ *
+ * Sets the column with column span information for @combo_box to be
+ * @column_span. The column span column contains integers which indicate
+ * how many columns an item should span.
+ *
+ * Since: 2.4
+ */
+void
+gtk_combo_box_set_column_span_column (GtkComboBox *combo_box,
+ gint column_span)
{
- GtkComboBox *combo_box = GTK_COMBO_BOX (layout);
GtkComboBoxPrivate *priv;
+ gint col;
+
+ g_return_if_fail (GTK_IS_COMBO_BOX (combo_box));
priv = combo_box->priv;
- return priv->area;
-}
+ col = gtk_tree_model_get_n_columns (priv->model);
+ g_return_if_fail (column_span >= -1 && column_span < col);
-/*
- * GtkBuildable implementation
- */
+ if (column_span != priv->col_column)
+ {
+ priv->col_column = column_span;
-static void
-gtk_combo_box_buildable_init (GtkBuildableIface *iface)
-{
- parent_buildable_iface = g_type_interface_peek_parent (iface);
- iface->add_child = _gtk_cell_layout_buildable_add_child;
- iface->custom_tag_start = gtk_combo_box_buildable_custom_tag_start;
- iface->custom_tag_end = gtk_combo_box_buildable_custom_tag_end;
- iface->get_internal_child = gtk_combo_box_buildable_get_internal_child;
+ if (GTK_IS_TREE_MENU (priv->popup_widget))
+ gtk_tree_menu_set_column_span_column (GTK_TREE_MENU (priv->popup_widget), priv->col_column);
+
+ g_object_notify (G_OBJECT (combo_box), "column-span-column");
+ }
}
-static gboolean
-gtk_combo_box_buildable_custom_tag_start (GtkBuildable *buildable,
- GtkBuilder *builder,
- GObject *child,
- const gchar *tagname,
- GMarkupParser *parser,
- gpointer *data)
+/**
+ * gtk_combo_box_get_active:
+ * @combo_box: A #GtkComboBox
+ *
+ * Returns the index of the currently active item, or -1 if there's no
+ * active item. If the model is a non-flat treemodel, and the active item
+ * is not an immediate child of the root of the tree, this function returns
+ * <literal>gtk_tree_path_get_indices (path)[0]</literal>, where
+ * <literal>path</literal> is the #GtkTreePath of the active item.
+ *
+ * Return value: An integer which is the index of the currently active item,
+ * or -1 if there's no active item.
+ *
+ * Since: 2.4
+ */
+gint
+gtk_combo_box_get_active (GtkComboBox *combo_box)
{
- if (parent_buildable_iface->custom_tag_start (buildable, builder, child,
- tagname, parser, data))
- return TRUE;
+ GtkComboBoxPrivate *priv;
+ gint result;
- return _gtk_cell_layout_buildable_custom_tag_start (buildable, builder, child,
- tagname, parser, data);
-}
+ g_return_val_if_fail (GTK_IS_COMBO_BOX (combo_box), 0);
-static void
-gtk_combo_box_buildable_custom_tag_end (GtkBuildable *buildable,
- GtkBuilder *builder,
- GObject *child,
- const gchar *tagname,
- gpointer *data)
-{
- if (_gtk_cell_layout_buildable_custom_tag_end (buildable, builder, child, tagname,
- data))
- return;
- else
- parent_buildable_iface->custom_tag_end (buildable, builder, child, tagname,
- data);
-}
+ priv = combo_box->priv;
-static GObject *
-gtk_combo_box_buildable_get_internal_child (GtkBuildable *buildable,
- GtkBuilder *builder,
- const gchar *childname)
-{
- GtkComboBox *combo_box = GTK_COMBO_BOX (buildable);
+ if (gtk_tree_row_reference_valid (priv->active_row))
+ {
+ GtkTreePath *path;
- if (combo_box->priv->has_entry && strcmp (childname, "entry") == 0)
- return G_OBJECT (gtk_bin_get_child (GTK_BIN (buildable)));
+ path = gtk_tree_row_reference_get_path (priv->active_row);
+ result = gtk_tree_path_get_indices (path)[0];
+ gtk_tree_path_free (path);
+ }
+ else
+ result = -1;
- return parent_buildable_iface->get_internal_child (buildable, builder, childname);
+ return result;
}
-/*
- * public API
- */
-
/**
- * gtk_combo_box_new:
- *
- * Creates a new empty #GtkComboBox.
+ * gtk_combo_box_set_active:
+ * @combo_box: A #GtkComboBox
+ * @index_: An index in the model passed during construction, or -1 to have
+ * no active item
*
- * Return value: A new #GtkComboBox.
+ * Sets the active item of @combo_box to be the item at @index.
*
* Since: 2.4
*/
-GtkWidget *
-gtk_combo_box_new (void)
+void
+gtk_combo_box_set_active (GtkComboBox *combo_box,
+ gint index_)
{
- return g_object_new (GTK_TYPE_COMBO_BOX, NULL);
+ GtkTreePath *path = NULL;
+ g_return_if_fail (GTK_IS_COMBO_BOX (combo_box));
+ g_return_if_fail (index_ >= -1);
+
+ if (combo_box->priv->model == NULL)
+ {
+ /* Save index, in case the model is set after the index */
+ combo_box->priv->active = index_;
+ if (index_ != -1)
+ return;
+ }
+
+ if (index_ != -1)
+ path = gtk_tree_path_new_from_indices (index_, -1);
+
+ gtk_combo_box_set_active_internal (combo_box, path);
+
+ if (path)
+ gtk_tree_path_free (path);
}
-/**
- * gtk_combo_box_new_with_entry:
- *
- * Creates a new empty #GtkComboBox with an entry.
- *
- * Return value: A new #GtkComboBox.
- */
-GtkWidget *
-gtk_combo_box_new_with_entry (void)
+static void
+gtk_combo_box_set_active_internal (GtkComboBox *combo_box,
+ GtkTreePath *path)
{
- return g_object_new (GTK_TYPE_COMBO_BOX, "has-entry", TRUE, NULL);
+ GtkComboBoxPrivate *priv = combo_box->priv;
+ GtkTreePath *active_path;
+ gint path_cmp;
+
+ /* Remember whether the initially active row is valid. */
+ gboolean is_valid_row_reference = gtk_tree_row_reference_valid (priv->active_row);
+
+ if (path && is_valid_row_reference)
+ {
+ active_path = gtk_tree_row_reference_get_path (priv->active_row);
+ path_cmp = gtk_tree_path_compare (path, active_path);
+ gtk_tree_path_free (active_path);
+ if (path_cmp == 0)
+ return;
+ }
+
+ if (priv->active_row)
+ {
+ gtk_tree_row_reference_free (priv->active_row);
+ priv->active_row = NULL;
+ }
+
+ if (!path)
+ {
+ if (priv->tree_view)
+ gtk_tree_selection_unselect_all (gtk_tree_view_get_selection (GTK_TREE_VIEW (priv->tree_view)));
+ else
+ {
+ GtkMenu *menu = GTK_MENU (priv->popup_widget);
+
+ if (GTK_IS_MENU (menu))
+ gtk_menu_set_active (menu, -1);
+ }
+
+ if (priv->cell_view)
+ gtk_cell_view_set_displayed_row (GTK_CELL_VIEW (priv->cell_view), NULL);
+
+ /*
+ * Do not emit a "changed" signal when an already invalid selection was
+ * now set to invalid.
+ */
+ if (!is_valid_row_reference)
+ return;
+ }
+ else
+ {
+ priv->active_row =
+ gtk_tree_row_reference_new (priv->model, path);
+
+ if (priv->tree_view)
+ {
+ gtk_tree_view_set_cursor (GTK_TREE_VIEW (priv->tree_view),
+ path, NULL, FALSE);
+ }
+ else if (GTK_IS_MENU (priv->popup_widget))
+ {
+ /* FIXME handle nested menus better */
+ gtk_menu_set_active (GTK_MENU (priv->popup_widget),
+ gtk_tree_path_get_indices (path)[0]);
+ }
+
+ if (priv->cell_view)
+ gtk_cell_view_set_displayed_row (GTK_CELL_VIEW (priv->cell_view),
+ path);
+ }
+
+ g_signal_emit (combo_box, combo_box_signals[CHANGED], 0);
+ g_object_notify (G_OBJECT (combo_box), "active");
+ if (combo_box->priv->id_column >= 0)
+ g_object_notify (G_OBJECT (combo_box), "active-id");
}
+
/**
- * gtk_combo_box_new_with_model:
- * @model: A #GtkTreeModel.
- *
- * Creates a new #GtkComboBox with the model initialized to @model.
- *
- * Return value: A new #GtkComboBox.
+ * gtk_combo_box_get_active_iter:
+ * @combo_box: A #GtkComboBox
+ * @iter: (out): The uninitialized #GtkTreeIter
+ *
+ * Sets @iter to point to the current active item, if it exists.
+ *
+ * Return value: %TRUE, if @iter was set
*
* Since: 2.4
*/
-GtkWidget *
-gtk_combo_box_new_with_model (GtkTreeModel *model)
+gboolean
+gtk_combo_box_get_active_iter (GtkComboBox *combo_box,
+ GtkTreeIter *iter)
{
- GtkComboBox *combo_box;
+ GtkTreePath *path;
+ gboolean result;
- g_return_val_if_fail (GTK_IS_TREE_MODEL (model), NULL);
+ g_return_val_if_fail (GTK_IS_COMBO_BOX (combo_box), FALSE);
- combo_box = g_object_new (GTK_TYPE_COMBO_BOX, "model", model, NULL);
+ if (!gtk_tree_row_reference_valid (combo_box->priv->active_row))
+ return FALSE;
- return GTK_WIDGET (combo_box);
-}
+ path = gtk_tree_row_reference_get_path (combo_box->priv->active_row);
+ result = gtk_tree_model_get_iter (combo_box->priv->model, iter, path);
+ gtk_tree_path_free (path);
-/**
- * gtk_combo_box_new_with_model_and_entry:
- * @model: A #GtkTreeModel
- *
- * Creates a new empty #GtkComboBox with an entry
- * and with the model initialized to @model.
- *
- * Return value: A new #GtkComboBox
- */
-GtkWidget *
-gtk_combo_box_new_with_model_and_entry (GtkTreeModel *model)
-{
- return g_object_new (GTK_TYPE_COMBO_BOX,
- "has-entry", TRUE,
- "model", model,
- NULL);
+ return result;
}
/**
- * gtk_combo_box_get_wrap_width:
+ * gtk_combo_box_set_active_iter:
* @combo_box: A #GtkComboBox
- *
- * Returns the wrap width which is used to determine the number of columns
- * for the popup menu. If the wrap width is larger than 1, the combo box
- * is in table mode.
- *
- * Returns: the wrap width.
- *
- * Since: 2.6
+ * @iter: (allow-none): The #GtkTreeIter, or %NULL
+ *
+ * Sets the current active item to be the one referenced by @iter, or
+ * unsets the active item if @iter is %NULL.
+ *
+ * Since: 2.4
*/
-gint
-gtk_combo_box_get_wrap_width (GtkComboBox *combo_box)
+void
+gtk_combo_box_set_active_iter (GtkComboBox *combo_box,
+ GtkTreeIter *iter)
{
- g_return_val_if_fail (GTK_IS_COMBO_BOX (combo_box), -1);
+ GtkTreePath *path = NULL;
- return combo_box->priv->wrap_width;
+ g_return_if_fail (GTK_IS_COMBO_BOX (combo_box));
+
+ if (iter)
+ path = gtk_tree_model_get_path (gtk_combo_box_get_model (combo_box), iter);
+
+ gtk_combo_box_set_active_internal (combo_box, path);
+ gtk_tree_path_free (path);
}
/**
- * gtk_combo_box_set_wrap_width:
+ * gtk_combo_box_set_model:
* @combo_box: A #GtkComboBox
- * @width: Preferred number of columns
+ * @model: (allow-none): A #GtkTreeModel
*
- * Sets the wrap width of @combo_box to be @width. The wrap width is basically
- * the preferred number of columns when you want the popup to be layed out
- * in a table.
+ * Sets the model used by @combo_box to be @model. Will unset a previously set
+ * model (if applicable). If model is %NULL, then it will unset the model.
+ *
+ * Note that this function does not clear the cell renderers, you have to
+ * call gtk_cell_layout_clear() yourself if you need to set up different
+ * cell renderers for the new model.
*
* Since: 2.4
*/
void
-gtk_combo_box_set_wrap_width (GtkComboBox *combo_box,
- gint width)
+gtk_combo_box_set_model (GtkComboBox *combo_box,
+ GtkTreeModel *model)
{
- GtkComboBoxPrivate *priv;
-
g_return_if_fail (GTK_IS_COMBO_BOX (combo_box));
- g_return_if_fail (width >= 0);
+ g_return_if_fail (model == NULL || GTK_IS_TREE_MODEL (model));
- priv = combo_box->priv;
+ if (model == combo_box->priv->model)
+ return;
+
+ gtk_combo_box_unset_model (combo_box);
- if (width != priv->wrap_width)
- {
- priv->wrap_width = width;
+ if (model == NULL)
+ goto out;
- gtk_combo_box_check_appearance (combo_box);
+ combo_box->priv->model = model;
+ g_object_ref (combo_box->priv->model);
- if (GTK_IS_TREE_MENU (priv->popup_widget))
- gtk_tree_menu_set_wrap_width (GTK_TREE_MENU (priv->popup_widget), priv->wrap_width);
+ combo_box->priv->inserted_id =
+ g_signal_connect (combo_box->priv->model, "row-inserted",
+ G_CALLBACK (gtk_combo_box_model_row_inserted),
+ combo_box);
+ combo_box->priv->deleted_id =
+ g_signal_connect (combo_box->priv->model, "row-deleted",
+ G_CALLBACK (gtk_combo_box_model_row_deleted),
+ combo_box);
+ combo_box->priv->reordered_id =
+ g_signal_connect (combo_box->priv->model, "rows-reordered",
+ G_CALLBACK (gtk_combo_box_model_rows_reordered),
+ combo_box);
+ combo_box->priv->changed_id =
+ g_signal_connect (combo_box->priv->model, "row-changed",
+ G_CALLBACK (gtk_combo_box_model_row_changed),
+ combo_box);
- g_object_notify (G_OBJECT (combo_box), "wrap-width");
+ if (combo_box->priv->tree_view)
+ {
+ /* list mode */
+ gtk_tree_view_set_model (GTK_TREE_VIEW (combo_box->priv->tree_view),
+ combo_box->priv->model);
+ gtk_combo_box_list_popup_resize (combo_box);
+ }
+
+ if (GTK_IS_TREE_MENU (combo_box->priv->popup_widget))
+ {
+ /* menu mode */
+ gtk_tree_menu_set_model (GTK_TREE_MENU (combo_box->priv->popup_widget),
+ combo_box->priv->model);
+ }
+
+ if (combo_box->priv->cell_view)
+ gtk_cell_view_set_model (GTK_CELL_VIEW (combo_box->priv->cell_view),
+ combo_box->priv->model);
+
+ if (combo_box->priv->active != -1)
+ {
+ /* If an index was set in advance, apply it now */
+ gtk_combo_box_set_active (combo_box, combo_box->priv->active);
+ combo_box->priv->active = -1;
}
+
+out:
+ gtk_combo_box_update_sensitivity (combo_box);
+
+ g_object_notify (G_OBJECT (combo_box), "model");
}
/**
- * gtk_combo_box_get_row_span_column:
+ * gtk_combo_box_get_model:
* @combo_box: A #GtkComboBox
*
- * Returns the column with row span information for @combo_box.
+ * Returns the #GtkTreeModel which is acting as data source for @combo_box.
*
- * Returns: the row span column.
+ * Return value: (transfer none): A #GtkTreeModel which was passed
+ * during construction.
*
- * Since: 2.6
+ * Since: 2.4
*/
-gint
-gtk_combo_box_get_row_span_column (GtkComboBox *combo_box)
+GtkTreeModel *
+gtk_combo_box_get_model (GtkComboBox *combo_box)
{
- g_return_val_if_fail (GTK_IS_COMBO_BOX (combo_box), -1);
+ g_return_val_if_fail (GTK_IS_COMBO_BOX (combo_box), NULL);
- return combo_box->priv->row_column;
+ return combo_box->priv->model;
}
-/**
- * gtk_combo_box_set_row_span_column:
- * @combo_box: A #GtkComboBox.
- * @row_span: A column in the model passed during construction.
- *
- * Sets the column with row span information for @combo_box to be @row_span.
- * The row span column contains integers which indicate how many rows
- * an item should span.
- *
- * Since: 2.4
- */
-void
-gtk_combo_box_set_row_span_column (GtkComboBox *combo_box,
- gint row_span)
+static void
+gtk_combo_box_real_move_active (GtkComboBox *combo_box,
+ GtkScrollType scroll)
{
- GtkComboBoxPrivate *priv;
- gint col;
+ GtkTreeIter iter;
+ GtkTreeIter new_iter;
+ gboolean active_iter;
+ gboolean found;
- g_return_if_fail (GTK_IS_COMBO_BOX (combo_box));
+ if (!combo_box->priv->model)
+ {
+ gtk_widget_error_bell (GTK_WIDGET (combo_box));
+ return;
+ }
- priv = combo_box->priv;
+ active_iter = gtk_combo_box_get_active_iter (combo_box, &iter);
+
+ switch (scroll)
+ {
+ case GTK_SCROLL_STEP_BACKWARD:
+ case GTK_SCROLL_STEP_UP:
+ case GTK_SCROLL_STEP_LEFT:
+ if (active_iter)
+ {
+ found = tree_prev (combo_box, combo_box->priv->model,
+ &iter, &new_iter, FALSE);
+ break;
+ }
+ /* else fall through */
+
+ case GTK_SCROLL_PAGE_FORWARD:
+ case GTK_SCROLL_PAGE_DOWN:
+ case GTK_SCROLL_PAGE_RIGHT:
+ case GTK_SCROLL_END:
+ found = tree_last (combo_box, combo_box->priv->model, &new_iter, FALSE);
+ break;
+
+ case GTK_SCROLL_STEP_FORWARD:
+ case GTK_SCROLL_STEP_DOWN:
+ case GTK_SCROLL_STEP_RIGHT:
+ if (active_iter)
+ {
+ found = tree_next (combo_box, combo_box->priv->model,
+ &iter, &new_iter, FALSE);
+ break;
+ }
+ /* else fall through */
+
+ case GTK_SCROLL_PAGE_BACKWARD:
+ case GTK_SCROLL_PAGE_UP:
+ case GTK_SCROLL_PAGE_LEFT:
+ case GTK_SCROLL_START:
+ found = tree_first (combo_box, combo_box->priv->model, &new_iter, FALSE);
+ break;
+
+ default:
+ return;
+ }
+
+ if (found && active_iter)
+ {
+ GtkTreePath *old_path;
+ GtkTreePath *new_path;
- col = gtk_tree_model_get_n_columns (priv->model);
- g_return_if_fail (row_span >= -1 && row_span < col);
+ old_path = gtk_tree_model_get_path (combo_box->priv->model, &iter);
+ new_path = gtk_tree_model_get_path (combo_box->priv->model, &new_iter);
- if (row_span != priv->row_column)
- {
- priv->row_column = row_span;
+ if (gtk_tree_path_compare (old_path, new_path) == 0)
+ found = FALSE;
- if (GTK_IS_TREE_MENU (priv->popup_widget))
- gtk_tree_menu_set_row_span_column (GTK_TREE_MENU (priv->popup_widget), priv->row_column);
-
- g_object_notify (G_OBJECT (combo_box), "row-span-column");
+ gtk_tree_path_free (old_path);
+ gtk_tree_path_free (new_path);
}
-}
-
-/**
- * gtk_combo_box_get_column_span_column:
- * @combo_box: A #GtkComboBox
- *
- * Returns the column with column span information for @combo_box.
- *
- * Returns: the column span column.
- *
- * Since: 2.6
- */
-gint
-gtk_combo_box_get_column_span_column (GtkComboBox *combo_box)
-{
- g_return_val_if_fail (GTK_IS_COMBO_BOX (combo_box), -1);
- return combo_box->priv->col_column;
+ if (found)
+ {
+ gtk_combo_box_set_active_iter (combo_box, &new_iter);
+ }
+ else
+ {
+ gtk_widget_error_bell (GTK_WIDGET (combo_box));
+ }
}
-/**
- * gtk_combo_box_set_column_span_column:
- * @combo_box: A #GtkComboBox
- * @column_span: A column in the model passed during construction
- *
- * Sets the column with column span information for @combo_box to be
- * @column_span. The column span column contains integers which indicate
- * how many columns an item should span.
- *
- * Since: 2.4
- */
-void
-gtk_combo_box_set_column_span_column (GtkComboBox *combo_box,
- gint column_span)
+static gboolean
+gtk_combo_box_mnemonic_activate (GtkWidget *widget,
+ gboolean group_cycling)
{
- GtkComboBoxPrivate *priv;
- gint col;
-
- g_return_if_fail (GTK_IS_COMBO_BOX (combo_box));
-
- priv = combo_box->priv;
-
- col = gtk_tree_model_get_n_columns (priv->model);
- g_return_if_fail (column_span >= -1 && column_span < col);
+ GtkComboBox *combo_box = GTK_COMBO_BOX (widget);
- if (column_span != priv->col_column)
+ if (combo_box->priv->has_entry)
{
- priv->col_column = column_span;
+ GtkWidget* child;
- if (GTK_IS_TREE_MENU (priv->popup_widget))
- gtk_tree_menu_set_column_span_column (GTK_TREE_MENU (priv->popup_widget), priv->col_column);
-
- g_object_notify (G_OBJECT (combo_box), "column-span-column");
+ child = gtk_bin_get_child (GTK_BIN (combo_box));
+ if (child)
+ gtk_widget_grab_focus (child);
}
+ else
+ gtk_widget_grab_focus (combo_box->priv->button);
+
+ return TRUE;
}
-/**
- * gtk_combo_box_get_active:
- * @combo_box: A #GtkComboBox
- *
- * Returns the index of the currently active item, or -1 if there's no
- * active item. If the model is a non-flat treemodel, and the active item
- * is not an immediate child of the root of the tree, this function returns
- * <literal>gtk_tree_path_get_indices (path)[0]</literal>, where
- * <literal>path</literal> is the #GtkTreePath of the active item.
- *
- * Return value: An integer which is the index of the currently active item,
- * or -1 if there's no active item.
- *
- * Since: 2.4
- */
-gint
-gtk_combo_box_get_active (GtkComboBox *combo_box)
+static void
+gtk_combo_box_grab_focus (GtkWidget *widget)
{
- GtkComboBoxPrivate *priv;
- gint result;
-
- g_return_val_if_fail (GTK_IS_COMBO_BOX (combo_box), 0);
-
- priv = combo_box->priv;
+ GtkComboBox *combo_box = GTK_COMBO_BOX (widget);
- if (gtk_tree_row_reference_valid (priv->active_row))
+ if (combo_box->priv->has_entry)
{
- GtkTreePath *path;
+ GtkWidget *child;
- path = gtk_tree_row_reference_get_path (priv->active_row);
- result = gtk_tree_path_get_indices (path)[0];
- gtk_tree_path_free (path);
+ child = gtk_bin_get_child (GTK_BIN (combo_box));
+ if (child)
+ gtk_widget_grab_focus (child);
}
else
- result = -1;
-
- return result;
+ gtk_widget_grab_focus (combo_box->priv->button);
}
-/**
- * gtk_combo_box_set_active:
- * @combo_box: A #GtkComboBox
- * @index_: An index in the model passed during construction, or -1 to have
- * no active item
- *
- * Sets the active item of @combo_box to be the item at @index.
- *
- * Since: 2.4
- */
-void
-gtk_combo_box_set_active (GtkComboBox *combo_box,
- gint index_)
+static void
+gtk_combo_box_destroy (GtkWidget *widget)
{
- GtkTreePath *path = NULL;
- g_return_if_fail (GTK_IS_COMBO_BOX (combo_box));
- g_return_if_fail (index_ >= -1);
+ GtkComboBox *combo_box = GTK_COMBO_BOX (widget);
- if (combo_box->priv->model == NULL)
+ if (combo_box->priv->popup_idle_id > 0)
{
- /* Save index, in case the model is set after the index */
- combo_box->priv->active = index_;
- if (index_ != -1)
- return;
+ g_source_remove (combo_box->priv->popup_idle_id);
+ combo_box->priv->popup_idle_id = 0;
}
- if (index_ != -1)
- path = gtk_tree_path_new_from_indices (index_, -1);
-
- gtk_combo_box_set_active_internal (combo_box, path);
+ gtk_combo_box_popdown (combo_box);
- if (path)
- gtk_tree_path_free (path);
+ if (combo_box->priv->row_separator_destroy)
+ combo_box->priv->row_separator_destroy (combo_box->priv->row_separator_data);
+
+ combo_box->priv->row_separator_func = NULL;
+ combo_box->priv->row_separator_data = NULL;
+ combo_box->priv->row_separator_destroy = NULL;
+
+ GTK_WIDGET_CLASS (gtk_combo_box_parent_class)->destroy (widget);
+ combo_box->priv->cell_view = NULL;
}
static void
-gtk_combo_box_set_active_internal (GtkComboBox *combo_box,
- GtkTreePath *path)
+gtk_combo_box_entry_contents_changed (GtkEntry *entry,
+ gpointer user_data)
{
- GtkComboBoxPrivate *priv = combo_box->priv;
- GtkTreePath *active_path;
- gint path_cmp;
+ GtkComboBox *combo_box = GTK_COMBO_BOX (user_data);
- /* Remember whether the initially active row is valid. */
- gboolean is_valid_row_reference = gtk_tree_row_reference_valid (priv->active_row);
+ /*
+ * Fixes regression reported in bug #574059. The old functionality relied on
+ * bug #572478. As a bugfix, we now emit the "changed" signal ourselves
+ * when the selection was already set to -1.
+ */
+ if (gtk_combo_box_get_active(combo_box) == -1)
+ g_signal_emit_by_name (combo_box, "changed");
+ else
+ gtk_combo_box_set_active (combo_box, -1);
+}
- if (path && is_valid_row_reference)
+static void
+gtk_combo_box_entry_active_changed (GtkComboBox *combo_box,
+ gpointer user_data)
+{
+ GtkComboBoxPrivate *priv = combo_box->priv;
+ GtkTreeModel *model;
+ GtkTreeIter iter;
+
+ if (gtk_combo_box_get_active_iter (combo_box, &iter))
{
- active_path = gtk_tree_row_reference_get_path (priv->active_row);
- path_cmp = gtk_tree_path_compare (path, active_path);
- gtk_tree_path_free (active_path);
- if (path_cmp == 0)
- return;
+ GtkEntry *entry = GTK_ENTRY (gtk_bin_get_child (GTK_BIN (combo_box)));
+
+ if (entry)
+ {
+ GValue value = {0,};
+
+ g_signal_handlers_block_by_func (entry,
+ gtk_combo_box_entry_contents_changed,
+ combo_box);
+
+ model = gtk_combo_box_get_model (combo_box);
+
+ gtk_tree_model_get_value (model, &iter,
+ priv->text_column, &value);
+ g_object_set_property (G_OBJECT (entry), "text", &value);
+ g_value_unset (&value);
+
+ g_signal_handlers_unblock_by_func (entry,
+ gtk_combo_box_entry_contents_changed,
+ combo_box);
+ }
}
+}
- if (priv->active_row)
+static GObject *
+gtk_combo_box_constructor (GType type,
+ guint n_construct_properties,
+ GObjectConstructParam *construct_properties)
+{
+ GObject *object;
+ GtkComboBox *combo_box;
+ GtkComboBoxPrivate *priv;
+ GtkStyleContext *context;
+
+ object = G_OBJECT_CLASS (gtk_combo_box_parent_class)->constructor
+ (type, n_construct_properties, construct_properties);
+
+ combo_box = GTK_COMBO_BOX (object);
+ priv = combo_box->priv;
+
+ if (!priv->area)
{
- gtk_tree_row_reference_free (priv->active_row);
- priv->active_row = NULL;
+ GtkCellArea *area = gtk_cell_area_box_new ();
+
+ priv->area = g_object_ref_sink (area);
}
-
- if (!path)
- {
- if (priv->tree_view)
- gtk_tree_selection_unselect_all (gtk_tree_view_get_selection (GTK_TREE_VIEW (priv->tree_view)));
- else
- {
- GtkMenu *menu = GTK_MENU (priv->popup_widget);
- if (GTK_IS_MENU (menu))
- gtk_menu_set_active (menu, -1);
- }
+ priv->cell_view = gtk_cell_view_new_with_context (priv->area, NULL);
+ gtk_cell_view_set_fit_model (GTK_CELL_VIEW (priv->cell_view), TRUE);
+ gtk_cell_view_set_model (GTK_CELL_VIEW (priv->cell_view), priv->model);
+ gtk_widget_set_parent (priv->cell_view, GTK_WIDGET (combo_box));
+ _gtk_bin_set_child (GTK_BIN (combo_box), priv->cell_view);
+ gtk_widget_show (priv->cell_view);
+
+ gtk_combo_box_check_appearance (combo_box);
- if (priv->cell_view)
- gtk_cell_view_set_displayed_row (GTK_CELL_VIEW (priv->cell_view), NULL);
+ context = gtk_widget_get_style_context (GTK_WIDGET (combo_box));
+ gtk_style_context_add_class (context, GTK_STYLE_CLASS_BUTTON);
- /*
- * Do not emit a "changed" signal when an already invalid selection was
- * now set to invalid.
- */
- if (!is_valid_row_reference)
- return;
- }
- else
+ if (priv->has_entry)
{
- priv->active_row =
- gtk_tree_row_reference_new (priv->model, path);
+ GtkWidget *entry;
- if (priv->tree_view)
- {
- gtk_tree_view_set_cursor (GTK_TREE_VIEW (priv->tree_view),
- path, NULL, FALSE);
- }
- else if (GTK_IS_MENU (priv->popup_widget))
- {
- /* FIXME handle nested menus better */
- gtk_menu_set_active (GTK_MENU (priv->popup_widget),
- gtk_tree_path_get_indices (path)[0]);
- }
+ entry = gtk_entry_new ();
+ gtk_widget_show (entry);
+ gtk_container_add (GTK_CONTAINER (combo_box), entry);
- if (priv->cell_view)
- gtk_cell_view_set_displayed_row (GTK_CELL_VIEW (priv->cell_view),
- path);
+ priv->text_renderer = gtk_cell_renderer_text_new ();
+ gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (combo_box),
+ priv->text_renderer, TRUE);
+
+ gtk_combo_box_set_active (GTK_COMBO_BOX (combo_box), -1);
+
+ g_signal_connect (combo_box, "changed",
+ G_CALLBACK (gtk_combo_box_entry_active_changed), NULL);
}
- g_signal_emit (combo_box, combo_box_signals[CHANGED], 0);
- g_object_notify (G_OBJECT (combo_box), "active");
- if (combo_box->priv->id_column >= 0)
- g_object_notify (G_OBJECT (combo_box), "active-id");
+ return object;
}
-/**
- * gtk_combo_box_get_active_iter:
- * @combo_box: A #GtkComboBox
- * @iter: (out): The uninitialized #GtkTreeIter
- *
- * Sets @iter to point to the current active item, if it exists.
- *
- * Return value: %TRUE, if @iter was set
- *
- * Since: 2.4
- */
-gboolean
-gtk_combo_box_get_active_iter (GtkComboBox *combo_box,
- GtkTreeIter *iter)
+static void
+gtk_combo_box_dispose(GObject* object)
{
- GtkTreePath *path;
- gboolean result;
-
- g_return_val_if_fail (GTK_IS_COMBO_BOX (combo_box), FALSE);
-
- if (!gtk_tree_row_reference_valid (combo_box->priv->active_row))
- return FALSE;
+ GtkComboBox *combo_box = GTK_COMBO_BOX (object);
- path = gtk_tree_row_reference_get_path (combo_box->priv->active_row);
- result = gtk_tree_model_get_iter (combo_box->priv->model, iter, path);
- gtk_tree_path_free (path);
+ if (GTK_IS_MENU (combo_box->priv->popup_widget))
+ {
+ gtk_combo_box_menu_destroy (combo_box);
+ gtk_menu_detach (GTK_MENU (combo_box->priv->popup_widget));
+ combo_box->priv->popup_widget = NULL;
+ }
- return result;
-}
+ if (combo_box->priv->area)
+ {
+ g_object_unref (combo_box->priv->area);
+ combo_box->priv->area = NULL;
+ }
-/**
- * gtk_combo_box_set_active_iter:
- * @combo_box: A #GtkComboBox
- * @iter: (allow-none): The #GtkTreeIter, or %NULL
- *
- * Sets the current active item to be the one referenced by @iter, or
- * unsets the active item if @iter is %NULL.
- *
- * Since: 2.4
- */
-void
-gtk_combo_box_set_active_iter (GtkComboBox *combo_box,
- GtkTreeIter *iter)
-{
- GtkTreePath *path = NULL;
+ if (GTK_IS_TREE_VIEW (combo_box->priv->tree_view))
+ gtk_combo_box_list_destroy (combo_box);
- g_return_if_fail (GTK_IS_COMBO_BOX (combo_box));
+ if (combo_box->priv->popup_window)
+ {
+ gtk_widget_destroy (combo_box->priv->popup_window);
+ combo_box->priv->popup_window = NULL;
+ }
- if (iter)
- path = gtk_tree_model_get_path (gtk_combo_box_get_model (combo_box), iter);
+ gtk_combo_box_unset_model (combo_box);
- gtk_combo_box_set_active_internal (combo_box, path);
- gtk_tree_path_free (path);
+ G_OBJECT_CLASS (gtk_combo_box_parent_class)->dispose (object);
}
-/**
- * gtk_combo_box_set_model:
- * @combo_box: A #GtkComboBox
- * @model: (allow-none): A #GtkTreeModel
- *
- * Sets the model used by @combo_box to be @model. Will unset a previously set
- * model (if applicable). If model is %NULL, then it will unset the model.
- *
- * Note that this function does not clear the cell renderers, you have to
- * call gtk_cell_layout_clear() yourself if you need to set up different
- * cell renderers for the new model.
- *
- * Since: 2.4
- */
-void
-gtk_combo_box_set_model (GtkComboBox *combo_box,
- GtkTreeModel *model)
+static void
+gtk_combo_box_finalize (GObject *object)
{
- g_return_if_fail (GTK_IS_COMBO_BOX (combo_box));
- g_return_if_fail (model == NULL || GTK_IS_TREE_MODEL (model));
-
- if (model == combo_box->priv->model)
- return;
-
- gtk_combo_box_unset_model (combo_box);
+ GtkComboBox *combo_box = GTK_COMBO_BOX (object);
- if (model == NULL)
- goto out;
+ g_free (combo_box->priv->tearoff_title);
- combo_box->priv->model = model;
- g_object_ref (combo_box->priv->model);
+ G_OBJECT_CLASS (gtk_combo_box_parent_class)->finalize (object);
+}
- combo_box->priv->inserted_id =
- g_signal_connect (combo_box->priv->model, "row-inserted",
- G_CALLBACK (gtk_combo_box_model_row_inserted),
- combo_box);
- combo_box->priv->deleted_id =
- g_signal_connect (combo_box->priv->model, "row-deleted",
- G_CALLBACK (gtk_combo_box_model_row_deleted),
- combo_box);
+static gboolean
+gtk_cell_editable_key_press (GtkWidget *widget,
+ GdkEventKey *event,
+ gpointer data)
+{
+ GtkComboBox *combo_box = GTK_COMBO_BOX (data);
- if (combo_box->priv->tree_view)
+ if (event->keyval == GDK_KEY_Escape)
{
- /* list mode */
- gtk_tree_view_set_model (GTK_TREE_VIEW (combo_box->priv->tree_view),
- combo_box->priv->model);
- gtk_combo_box_list_popup_resize (combo_box);
+ g_object_set (combo_box,
+ "editing-canceled", TRUE,
+ NULL);
+ gtk_cell_editable_editing_done (GTK_CELL_EDITABLE (combo_box));
+ gtk_cell_editable_remove_widget (GTK_CELL_EDITABLE (combo_box));
+
+ return TRUE;
}
-
- if (GTK_IS_TREE_MENU (combo_box->priv->popup_widget))
+ else if (event->keyval == GDK_KEY_Return ||
+ event->keyval == GDK_KEY_ISO_Enter ||
+ event->keyval == GDK_KEY_KP_Enter)
{
- /* menu mode */
- gtk_tree_menu_set_model (GTK_TREE_MENU (combo_box->priv->popup_widget),
- combo_box->priv->model);
+ gtk_cell_editable_editing_done (GTK_CELL_EDITABLE (combo_box));
+ gtk_cell_editable_remove_widget (GTK_CELL_EDITABLE (combo_box));
+
+ return TRUE;
}
- if (combo_box->priv->cell_view)
- gtk_cell_view_set_model (GTK_CELL_VIEW (combo_box->priv->cell_view),
- combo_box->priv->model);
+ return FALSE;
+}
- if (combo_box->priv->active != -1)
- {
- /* If an index was set in advance, apply it now */
- gtk_combo_box_set_active (combo_box, combo_box->priv->active);
- combo_box->priv->active = -1;
- }
+static gboolean
+popdown_idle (gpointer data)
+{
+ GtkComboBox *combo_box;
-out:
- g_object_notify (G_OBJECT (combo_box), "model");
+ combo_box = GTK_COMBO_BOX (data);
+
+ gtk_cell_editable_editing_done (GTK_CELL_EDITABLE (combo_box));
+ gtk_cell_editable_remove_widget (GTK_CELL_EDITABLE (combo_box));
+
+ g_object_unref (combo_box);
+
+ return FALSE;
}
-/**
- * gtk_combo_box_get_model:
- * @combo_box: A #GtkComboBox
- *
- * Returns the #GtkTreeModel which is acting as data source for @combo_box.
- *
- * Return value: (transfer none): A #GtkTreeModel which was passed
- * during construction.
- *
- * Since: 2.4
- */
-GtkTreeModel *
-gtk_combo_box_get_model (GtkComboBox *combo_box)
+static void
+popdown_handler (GtkWidget *widget,
+ gpointer data)
{
- g_return_val_if_fail (GTK_IS_COMBO_BOX (combo_box), NULL);
+ gdk_threads_add_idle (popdown_idle, g_object_ref (data));
+}
+
+static gboolean
+popup_idle (gpointer data)
+{
+ GtkComboBox *combo_box;
+
+ combo_box = GTK_COMBO_BOX (data);
+
+ if (GTK_IS_MENU (combo_box->priv->popup_widget) &&
+ combo_box->priv->cell_view)
+ g_signal_connect_object (combo_box->priv->popup_widget,
+ "unmap", G_CALLBACK (popdown_handler),
+ combo_box, 0);
+
+ /* we unset this if a menu item is activated */
+ g_object_set (combo_box,
+ "editing-canceled", TRUE,
+ NULL);
+ gtk_combo_box_popup (combo_box);
- return combo_box->priv->model;
+ combo_box->priv->popup_idle_id = 0;
+ combo_box->priv->activate_button = 0;
+ combo_box->priv->activate_time = 0;
+
+ return FALSE;
}
static void
-gtk_combo_box_entry_contents_changed (GtkEntry *entry,
- gpointer user_data)
+gtk_combo_box_start_editing (GtkCellEditable *cell_editable,
+ GdkEvent *event)
{
- GtkComboBox *combo_box = GTK_COMBO_BOX (user_data);
+ GtkComboBox *combo_box = GTK_COMBO_BOX (cell_editable);
+ GtkWidget *child;
- /*
- * Fixes regression reported in bug #574059. The old functionality relied on
- * bug #572478. As a bugfix, we now emit the "changed" signal ourselves
- * when the selection was already set to -1.
- */
- if (gtk_combo_box_get_active(combo_box) == -1)
- g_signal_emit_by_name (combo_box, "changed");
- else
- gtk_combo_box_set_active (combo_box, -1);
-}
+ combo_box->priv->is_cell_renderer = TRUE;
-static void
-gtk_combo_box_entry_active_changed (GtkComboBox *combo_box,
- gpointer user_data)
-{
- GtkComboBoxPrivate *priv = combo_box->priv;
- GtkTreeModel *model;
- GtkTreeIter iter;
+ if (combo_box->priv->cell_view)
+ {
+ g_signal_connect_object (combo_box->priv->button, "key-press-event",
+ G_CALLBACK (gtk_cell_editable_key_press),
+ cell_editable, 0);
- if (gtk_combo_box_get_active_iter (combo_box, &iter))
+ gtk_widget_grab_focus (combo_box->priv->button);
+ }
+ else
{
- GtkEntry *entry = GTK_ENTRY (gtk_bin_get_child (GTK_BIN (combo_box)));
+ child = gtk_bin_get_child (GTK_BIN (combo_box));
- if (entry)
- {
- GValue value = {0,};
+ g_signal_connect_object (child, "key-press-event",
+ G_CALLBACK (gtk_cell_editable_key_press),
+ cell_editable, 0);
- g_signal_handlers_block_by_func (entry,
- gtk_combo_box_entry_contents_changed,
- combo_box);
+ gtk_widget_grab_focus (child);
+ gtk_widget_set_can_focus (combo_box->priv->button, FALSE);
+ }
- model = gtk_combo_box_get_model (combo_box);
+ /* we do the immediate popup only for the optionmenu-like
+ * appearance
+ */
+ if (combo_box->priv->is_cell_renderer &&
+ combo_box->priv->cell_view && !combo_box->priv->tree_view)
+ {
+ if (event && event->type == GDK_BUTTON_PRESS)
+ {
+ GdkEventButton *event_button = (GdkEventButton *)event;
- gtk_tree_model_get_value (model, &iter,
- priv->text_column, &value);
- g_object_set_property (G_OBJECT (entry), "text", &value);
- g_value_unset (&value);
+ combo_box->priv->activate_button = event_button->button;
+ combo_box->priv->activate_time = event_button->time;
+ }
- g_signal_handlers_unblock_by_func (entry,
- gtk_combo_box_entry_contents_changed,
- combo_box);
- }
+ combo_box->priv->popup_idle_id =
+ gdk_threads_add_idle (popup_idle, combo_box);
}
}
+
/**
* gtk_combo_box_get_add_tearoffs:
* @combo_box: a #GtkComboBox
if (combo_box->priv->add_tearoffs != add_tearoffs)
{
combo_box->priv->add_tearoffs = add_tearoffs;
-
- if (GTK_IS_TREE_MENU (combo_box->priv->popup_widget))
- {
- /* menu mode */
- gtk_tree_menu_set_tearoff (GTK_TREE_MENU (combo_box->priv->popup_widget),
- combo_box->priv->add_tearoffs);
- /* XXX Resize ?? */
- }
-
+ gtk_combo_box_check_appearance (combo_box);
g_object_notify (G_OBJECT (combo_box), "add-tearoffs");
}
}
}
-/**
- * gtk_combo_box_popup:
- * @combo_box: a #GtkComboBox
- *
- * Pops up the menu or dropdown list of @combo_box.
- *
- * This function is mostly intended for use by accessibility technologies;
- * applications should have little use for it.
- *
- * Since: 2.4
- */
-void
-gtk_combo_box_popup (GtkComboBox *combo_box)
-{
- g_return_if_fail (GTK_IS_COMBO_BOX (combo_box));
-
- g_signal_emit (combo_box, combo_box_signals[POPUP], 0);
+static gboolean
+gtk_combo_box_buildable_custom_tag_start (GtkBuildable *buildable,
+ GtkBuilder *builder,
+ GObject *child,
+ const gchar *tagname,
+ GMarkupParser *parser,
+ gpointer *data)
+{
+ if (parent_buildable_iface->custom_tag_start (buildable, builder, child,
+ tagname, parser, data))
+ return TRUE;
+
+ return _gtk_cell_layout_buildable_custom_tag_start (buildable, builder, child,
+ tagname, parser, data);
+}
+
+static void
+gtk_combo_box_buildable_custom_tag_end (GtkBuildable *buildable,
+ GtkBuilder *builder,
+ GObject *child,
+ const gchar *tagname,
+ gpointer *data)
+{
+ if (strcmp (tagname, "attributes") == 0)
+ _gtk_cell_layout_buildable_custom_tag_end (buildable, builder, child, tagname,
+ data);
+ else
+ parent_buildable_iface->custom_tag_end (buildable, builder, child, tagname,
+ data);
+}
+
+static GObject *
+gtk_combo_box_buildable_get_internal_child (GtkBuildable *buildable,
+ GtkBuilder *builder,
+ const gchar *childname)
+{
+ GtkComboBox *combo_box = GTK_COMBO_BOX (buildable);
+
+ if (combo_box->priv->has_entry && strcmp (childname, "entry") == 0)
+ return G_OBJECT (gtk_bin_get_child (GTK_BIN (buildable)));
+
+ return parent_buildable_iface->get_internal_child (buildable, builder, childname);
+}
+
+static void
+gtk_combo_box_get_preferred_width (GtkWidget *widget,
+ gint *minimum_size,
+ gint *natural_size)
+{
+ GtkComboBox *combo_box = GTK_COMBO_BOX (widget);
+ GtkComboBoxPrivate *priv = combo_box->priv;
+ gint focus_width, focus_pad;
+ gint font_size, arrow_size;
+ PangoContext *context;
+ PangoFontMetrics *metrics;
+ PangoFontDescription *font_desc;
+ GtkWidget *child;
+ gint minimum_width = 0, natural_width = 0;
+ gint child_min, child_nat;
+ GtkStyleContext *style_context;
+ GtkStateFlags state;
+ GtkBorder *border;
+
+ child = gtk_bin_get_child (GTK_BIN (widget));
+
+ /* common */
+ gtk_widget_get_preferred_width (child, &child_min, &child_nat);
+
+ gtk_widget_style_get (GTK_WIDGET (widget),
+ "focus-line-width", &focus_width,
+ "focus-padding", &focus_pad,
+ "arrow-size", &arrow_size,
+ NULL);
+
+ style_context = gtk_widget_get_style_context (widget);
+ state = gtk_widget_get_state_flags (widget);
+
+ gtk_style_context_get (style_context, state,
+ "font", &font_desc,
+ "border-width", &border,
+ NULL);
+
+ context = gtk_widget_get_pango_context (GTK_WIDGET (widget));
+ metrics = pango_context_get_metrics (context, font_desc,
+ pango_context_get_language (context));
+ font_size = PANGO_PIXELS (pango_font_metrics_get_ascent (metrics) +
+ pango_font_metrics_get_descent (metrics));
+ pango_font_metrics_unref (metrics);
+ pango_font_description_free (font_desc);
+
+ arrow_size = MAX (arrow_size, font_size);
+
+ gtk_widget_set_size_request (priv->arrow, arrow_size, arrow_size);
+
+ if (!priv->tree_view)
+ {
+ /* menu mode */
+ if (priv->cell_view)
+ {
+ gint sep_width, arrow_width;
+ gint border_width, xpad;
+ GtkBorder button_border;
+
+ border_width = gtk_container_get_border_width (GTK_CONTAINER (combo_box));
+ get_widget_border (priv->button, &button_border);
+
+ gtk_widget_get_preferred_width (priv->separator, &sep_width, NULL);
+ gtk_widget_get_preferred_width (priv->arrow, &arrow_width, NULL);
+
+ xpad = 2 * (border_width + focus_width + focus_pad) +
+ button_border.left + button_border.right;
+
+ minimum_width = child_min + sep_width + arrow_width + xpad;
+ natural_width = child_nat + sep_width + arrow_width + xpad;
+ }
+ else
+ {
+ gint but_width, but_nat_width;
+
+ gtk_widget_get_preferred_width (priv->button,
+ &but_width, &but_nat_width);
+
+ minimum_width = child_min + but_width;
+ natural_width = child_nat + but_nat_width;
+ }
+ }
+ else
+ {
+ /* list mode */
+ gint button_width, button_nat_width;
+
+ /* sample + frame */
+ minimum_width = child_min;
+ natural_width = child_nat;
+
+ minimum_width += 2 * focus_width;
+ natural_width += 2 * focus_width;
+
+ if (priv->cell_view_frame)
+ {
+ if (priv->has_frame)
+ {
+ gint border_width, xpad;
+ GtkBorder frame_border;
+
+ border_width = gtk_container_get_border_width (GTK_CONTAINER (priv->cell_view_frame));
+ get_widget_border (priv->cell_view_frame, &frame_border);
+ xpad = (2 * border_width) + frame_border.left + frame_border.right;
+
+ minimum_width += xpad;
+ natural_width += xpad;
+ }
+ }
+
+ /* the button */
+ gtk_widget_get_preferred_width (priv->button,
+ &button_width, &button_nat_width);
+
+ minimum_width += button_width;
+ natural_width += button_nat_width;
+ }
+
+ minimum_width += border->left + border->right;
+ natural_width += border->left + border->right;
+ gtk_border_free (border);
+
+ if (minimum_size)
+ *minimum_size = minimum_width;
+
+ if (natural_size)
+ *natural_size = natural_width;
+}
+
+static void
+gtk_combo_box_get_preferred_height (GtkWidget *widget,
+ gint *minimum_size,
+ gint *natural_size)
+{
+ gint min_width;
+
+ /* Combo box is height-for-width only
+ * (so we always just reserve enough height for the minimum width) */
+ GTK_WIDGET_GET_CLASS (widget)->get_preferred_width (widget, &min_width, NULL);
+ GTK_WIDGET_GET_CLASS (widget)->get_preferred_height_for_width (widget, min_width, minimum_size, natural_size);
}
-/**
- * gtk_combo_box_popup_for_device:
- * @combo_box: a #GtkComboBox
- * @device: a #GdkDevice
- *
- * Pops up the menu or dropdown list of @combo_box, the popup window
- * will be grabbed so only @device and its associated pointer/keyboard
- * are the only #GdkDevice<!-- -->s able to send events to it.
- *
- * Since: 3.0
- **/
-void
-gtk_combo_box_popup_for_device (GtkComboBox *combo_box,
- GdkDevice *device)
+static void
+gtk_combo_box_get_preferred_width_for_height (GtkWidget *widget,
+ gint avail_size,
+ gint *minimum_size,
+ gint *natural_size)
{
- GtkComboBoxPrivate *priv = combo_box->priv;
- gint x, y, width, height;
- GtkTreePath *path = NULL, *ppath;
- GtkWidget *toplevel;
- GdkDevice *keyboard, *pointer;
- guint32 time;
+ /* Combo box is height-for-width only
+ * (so we assume we always reserved enough height for the minimum width) */
+ GTK_WIDGET_GET_CLASS (widget)->get_preferred_width (widget, minimum_size, natural_size);
+}
- g_return_if_fail (GTK_IS_COMBO_BOX (combo_box));
- g_return_if_fail (GDK_IS_DEVICE (device));
- if (!gtk_widget_get_realized (GTK_WIDGET (combo_box)))
- return;
+static void
+gtk_combo_box_get_preferred_height_for_width (GtkWidget *widget,
+ gint avail_size,
+ gint *minimum_size,
+ gint *natural_size)
+{
+ GtkComboBox *combo_box = GTK_COMBO_BOX (widget);
+ GtkComboBoxPrivate *priv = combo_box->priv;
+ gint focus_width, focus_pad;
+ gint min_height = 0, nat_height = 0;
+ gint size;
+ GtkWidget *child;
+ GtkBorder border;
- if (gtk_widget_get_mapped (priv->popup_widget))
- return;
+ gtk_widget_style_get (GTK_WIDGET (widget),
+ "focus-line-width", &focus_width,
+ "focus-padding", &focus_pad,
+ NULL);
- if (priv->grab_pointer && priv->grab_keyboard)
- return;
+ child = gtk_bin_get_child (GTK_BIN (widget));
- time = gtk_get_current_event_time ();
+ get_widget_border (widget, &border);
+ size = avail_size - border.left;
- if (gdk_device_get_source (device) == GDK_SOURCE_KEYBOARD)
- {
- keyboard = device;
- pointer = gdk_device_get_associated_device (device);
- }
- else
+ if (!priv->tree_view)
{
- pointer = device;
- keyboard = gdk_device_get_associated_device (device);
- }
+ /* menu mode */
+ if (priv->cell_view)
+ {
+ /* calculate x/y padding and separator/arrow size */
+ gint sep_width, arrow_width, sep_height, arrow_height;
+ gint border_width, xpad, ypad;
+ GtkBorder button_border;
- if (GTK_IS_MENU (priv->popup_widget))
- {
- gtk_combo_box_menu_popup (combo_box,
- priv->activate_button,
- priv->activate_time);
- return;
- }
+ border_width = gtk_container_get_border_width (GTK_CONTAINER (combo_box));
+ get_widget_border (priv->button, &button_border);
- toplevel = gtk_widget_get_toplevel (GTK_WIDGET (combo_box));
- if (GTK_IS_WINDOW (toplevel))
- gtk_window_group_add_window (gtk_window_get_group (GTK_WINDOW (toplevel)),
- GTK_WINDOW (priv->popup_window));
+ gtk_widget_get_preferred_width (priv->separator, &sep_width, NULL);
+ gtk_widget_get_preferred_width (priv->arrow, &arrow_width, NULL);
+ gtk_widget_get_preferred_height_for_width (priv->separator,
+ sep_width, &sep_height, NULL);
+ gtk_widget_get_preferred_height_for_width (priv->arrow,
+ arrow_width, &arrow_height, NULL);
- gtk_widget_show_all (priv->scrolled_window);
- gtk_combo_box_list_position (combo_box, &x, &y, &width, &height);
-
- gtk_widget_set_size_request (priv->popup_window, width, height);
- gtk_window_move (GTK_WINDOW (priv->popup_window), x, y);
+ xpad = 2 * (border_width + focus_width + focus_pad) +
+ button_border.left + button_border.right;
+ ypad = 2 * (border_width + focus_width + focus_pad) +
+ button_border.top + button_border.bottom;
- if (gtk_tree_row_reference_valid (priv->active_row))
- {
- path = gtk_tree_row_reference_get_path (priv->active_row);
- ppath = gtk_tree_path_copy (path);
- if (gtk_tree_path_up (ppath))
- gtk_tree_view_expand_to_path (GTK_TREE_VIEW (priv->tree_view),
- ppath);
- gtk_tree_path_free (ppath);
- }
- gtk_tree_view_set_hover_expand (GTK_TREE_VIEW (priv->tree_view),
- TRUE);
-
- /* popup */
- gtk_widget_show (priv->popup_window);
+ size -= sep_width + arrow_width + xpad;
- if (path)
- {
- gtk_tree_view_set_cursor (GTK_TREE_VIEW (priv->tree_view),
- path, NULL, FALSE);
- gtk_tree_path_free (path);
- }
+ /* Get height-for-width of the child widget, usually a GtkCellArea calculating
+ * and fitting the whole treemodel */
+ gtk_widget_get_preferred_height_for_width (child, size, &min_height, &nat_height);
- gtk_widget_grab_focus (priv->popup_window);
- gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (priv->button),
- TRUE);
+ arrow_height = MAX (arrow_height, sep_height);
+ min_height = MAX (min_height, arrow_height);
+ nat_height = MAX (nat_height, arrow_height);
- if (!gtk_widget_has_focus (priv->tree_view))
- gtk_widget_grab_focus (priv->tree_view);
+ min_height += ypad;
+ nat_height += ypad;
+ }
+ else
+ {
+ /* there is a custom child widget inside (no priv->cell_view) */
+ gint but_width, but_height;
- if (!popup_grab_on_window (gtk_widget_get_window (priv->popup_window),
- keyboard, pointer, time))
- {
- gtk_widget_hide (priv->popup_window);
- return;
+ gtk_widget_get_preferred_width (priv->button, &but_width, NULL);
+ gtk_widget_get_preferred_height_for_width (priv->button,
+ but_width, &but_height, NULL);
+
+ size -= but_width;
+
+ /* Get height-for-width of the child widget, usually a GtkCellArea calculating
+ * and fitting the whole treemodel */
+ gtk_widget_get_preferred_height_for_width (child, size, &min_height, &nat_height);
+
+ min_height = MAX (min_height, but_height);
+ nat_height = MAX (nat_height, but_height);
+ }
}
+ else
+ {
+ /* list mode */
+ gint but_width, but_height;
+ gint xpad = 0, ypad = 0;
- gtk_device_grab_add (priv->popup_window, pointer, TRUE);
- priv->grab_pointer = pointer;
- priv->grab_keyboard = keyboard;
-}
+ gtk_widget_get_preferred_width (priv->button, &but_width, NULL);
+ gtk_widget_get_preferred_height_for_width (priv->button,
+ but_width, &but_height, NULL);
+
+ if (priv->cell_view_frame && priv->has_frame)
+ {
+ GtkBorder frame_border;
+ gint border_width;
-/**
- * gtk_combo_box_popdown:
- * @combo_box: a #GtkComboBox
- *
- * Hides the menu or dropdown list of @combo_box.
- *
- * This function is mostly intended for use by accessibility technologies;
- * applications should have little use for it.
- *
- * Since: 2.4
- */
-void
-gtk_combo_box_popdown (GtkComboBox *combo_box)
-{
- GtkComboBoxPrivate *priv = combo_box->priv;
+ border_width = gtk_container_get_border_width (GTK_CONTAINER (priv->cell_view_frame));
+ get_widget_border (GTK_WIDGET (priv->cell_view_frame), &frame_border);
- g_return_if_fail (GTK_IS_COMBO_BOX (combo_box));
+ xpad = (2 * border_width) + border.left + frame_border.right;
+ ypad = (2 * border_width) + border.top + frame_border.bottom;
+ }
- if (GTK_IS_MENU (priv->popup_widget))
- {
- gtk_menu_popdown (GTK_MENU (priv->popup_widget));
- return;
+ size -= but_width;
+ size -= 2 * focus_width;
+ size -= xpad;
+
+ /* Get height-for-width of the child widget, usually a GtkCellArea calculating
+ * and fitting the whole treemodel */
+ gtk_widget_get_preferred_height_for_width (child, size, &min_height, &nat_height);
+
+ min_height = MAX (min_height, but_height);
+ nat_height = MAX (nat_height, but_height);
+
+ min_height += ypad;
+ nat_height += ypad;
}
- if (!gtk_widget_get_realized (GTK_WIDGET (combo_box)))
- return;
+ min_height += border.top + border.bottom;
+ nat_height += border.top + border.bottom;
- gtk_device_grab_remove (priv->popup_window, priv->grab_pointer);
- gtk_widget_hide (priv->popup_window);
- gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (priv->button),
- FALSE);
+ if (minimum_size)
+ *minimum_size = min_height;
- priv->grab_pointer = NULL;
- priv->grab_keyboard = NULL;
+ if (natural_size)
+ *natural_size = nat_height;
}
/**