#include "gtkintl.h"
#include "gtkpaned.h"
+#include "gtkbindings.h"
+#include "gtksignal.h"
+#include "gdk/gdkkeysyms.h"
+#include "gtkwindow.h"
+#include "gtkmain.h"
+#include "gtkmarshalers.h"
enum {
PROP_0,
PROP_POSITION_SET
};
-static void gtk_paned_class_init (GtkPanedClass *klass);
-static void gtk_paned_init (GtkPaned *paned);
-static void gtk_paned_set_property (GObject *object,
- guint prop_id,
- const GValue *value,
- GParamSpec *pspec);
-static void gtk_paned_get_property (GObject *object,
- guint prop_id,
- GValue *value,
- GParamSpec *pspec);
-static void gtk_paned_realize (GtkWidget *widget);
-static void gtk_paned_unrealize (GtkWidget *widget);
-static void gtk_paned_map (GtkWidget *widget);
-static void gtk_paned_unmap (GtkWidget *widget);
-static gint gtk_paned_expose (GtkWidget *widget,
- GdkEventExpose *event);
-static void gtk_paned_add (GtkContainer *container,
- GtkWidget *widget);
-static void gtk_paned_remove (GtkContainer *container,
- GtkWidget *widget);
-static void gtk_paned_forall (GtkContainer *container,
- gboolean include_internals,
- GtkCallback callback,
- gpointer callback_data);
-static GtkType gtk_paned_child_type (GtkContainer *container);
+enum {
+ CYCLE_CHILD_FOCUS,
+ TOGGLE_HANDLE_FOCUS,
+ MOVE_HANDLE,
+ CYCLE_HANDLE_FOCUS,
+ LAST_SIGNAL,
+ ACCEPT_POSITION,
+ CANCEL_POSITION
+};
+
+static void gtk_paned_class_init (GtkPanedClass *klass);
+static void gtk_paned_init (GtkPaned *paned);
+static void gtk_paned_set_property (GObject *object,
+ guint prop_id,
+ const GValue *value,
+ GParamSpec *pspec);
+static void gtk_paned_get_property (GObject *object,
+ guint prop_id,
+ GValue *value,
+ GParamSpec *pspec);
+static void gtk_paned_realize (GtkWidget *widget);
+static void gtk_paned_unrealize (GtkWidget *widget);
+static void gtk_paned_map (GtkWidget *widget);
+static void gtk_paned_unmap (GtkWidget *widget);
+static gint gtk_paned_expose (GtkWidget *widget,
+ GdkEventExpose *event);
+static gboolean gtk_paned_focus (GtkWidget *widget,
+ GtkDirectionType direction);
+static void gtk_paned_add (GtkContainer *container,
+ GtkWidget *widget);
+static void gtk_paned_remove (GtkContainer *container,
+ GtkWidget *widget);
+static void gtk_paned_forall (GtkContainer *container,
+ gboolean include_internals,
+ GtkCallback callback,
+ gpointer callback_data);
+static void gtk_paned_set_focus_child (GtkContainer *container,
+ GtkWidget *child);
+static void gtk_paned_set_saved_focus (GtkPaned *paned,
+ GtkWidget *widget);
+static void gtk_paned_set_last_child1_focus (GtkPaned *paned,
+ GtkWidget *widget);
+static void gtk_paned_set_last_child2_focus (GtkPaned *paned,
+ GtkWidget *widget);
+static gboolean gtk_paned_cycle_child_focus (GtkPaned *paned,
+ gboolean reverse);
+static gboolean gtk_paned_cycle_handle_focus (GtkPaned *paned,
+ gboolean reverse);
+static gboolean gtk_paned_move_handle (GtkPaned *paned,
+ GtkScrollType scroll);
+static gboolean gtk_paned_accept_position (GtkPaned *paned);
+static gboolean gtk_paned_cancel_position (GtkPaned *paned);
+static gboolean gtk_paned_toggle_handle_focus (GtkPaned *paned);
+static GtkType gtk_paned_child_type (GtkContainer *container);
static GtkContainerClass *parent_class = NULL;
return paned_type;
}
+static guint signals[LAST_SIGNAL] = { 0 };
+
+static void
+add_tab_bindings (GtkBindingSet *binding_set,
+ GdkModifierType modifiers,
+ gboolean reverse)
+{
+ gtk_binding_entry_add_signal (binding_set, GDK_Tab, modifiers,
+ "cycle_handle_focus", 1,
+ G_TYPE_BOOLEAN, reverse);
+ gtk_binding_entry_add_signal (binding_set, GDK_KP_Tab, modifiers,
+ "cycle_handle_focus", 1,
+ G_TYPE_BOOLEAN, reverse);
+ gtk_binding_entry_add_signal (binding_set, GDK_ISO_Left_Tab, modifiers,
+ "cycle_handle_focus", 1,
+ G_TYPE_BOOLEAN, reverse);
+}
+
+static void
+add_move_binding (GtkBindingSet *binding_set,
+ guint keyval,
+ GdkModifierType mask,
+ GtkScrollType scroll)
+{
+ gtk_binding_entry_add_signal (binding_set, keyval, mask,
+ "move_handle", 1,
+ GTK_TYPE_SCROLL_TYPE, scroll);
+}
+
static void
gtk_paned_class_init (GtkPanedClass *class)
{
GObjectClass *object_class;
GtkWidgetClass *widget_class;
GtkContainerClass *container_class;
+ GtkPanedClass *paned_class;
+ GtkBindingSet *binding_set;
object_class = (GObjectClass *) class;
widget_class = (GtkWidgetClass *) class;
container_class = (GtkContainerClass *) class;
+ paned_class = (GtkPanedClass *) class;
parent_class = gtk_type_class (GTK_TYPE_CONTAINER);
widget_class->map = gtk_paned_map;
widget_class->unmap = gtk_paned_unmap;
widget_class->expose_event = gtk_paned_expose;
+ widget_class->focus = gtk_paned_focus;
container_class->add = gtk_paned_add;
container_class->remove = gtk_paned_remove;
container_class->forall = gtk_paned_forall;
container_class->child_type = gtk_paned_child_type;
-
+ container_class->set_focus_child = gtk_paned_set_focus_child;
+
+ paned_class->cycle_child_focus = gtk_paned_cycle_child_focus;
+ paned_class->toggle_handle_focus = gtk_paned_toggle_handle_focus;
+ paned_class->move_handle = gtk_paned_move_handle;
+ paned_class->cycle_handle_focus = gtk_paned_cycle_handle_focus;
+ paned_class->accept_position = gtk_paned_accept_position;
+ paned_class->cancel_position = gtk_paned_cancel_position;
+
g_object_class_install_property (object_class,
PROP_POSITION,
g_param_spec_int ("position",
G_MAXINT,
5,
G_PARAM_READABLE));
+
+ signals [CYCLE_HANDLE_FOCUS] =
+ g_signal_new ("cycle_child_focus",
+ G_TYPE_FROM_CLASS (object_class),
+ G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
+ G_STRUCT_OFFSET (GtkPanedClass, cycle_child_focus),
+ NULL, NULL,
+ _gtk_marshal_BOOLEAN__BOOLEAN,
+ G_TYPE_BOOLEAN, 1,
+ G_TYPE_BOOLEAN);
+
+ signals [TOGGLE_HANDLE_FOCUS] =
+ g_signal_new ("toggle_handle_focus",
+ G_TYPE_FROM_CLASS (object_class),
+ G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
+ G_STRUCT_OFFSET (GtkPanedClass, toggle_handle_focus),
+ NULL, NULL,
+ _gtk_marshal_BOOLEAN__VOID,
+ G_TYPE_BOOLEAN, 0);
+
+ signals[MOVE_HANDLE] =
+ g_signal_new ("move_handle",
+ G_TYPE_FROM_CLASS (object_class),
+ G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
+ G_STRUCT_OFFSET (GtkPanedClass, move_handle),
+ NULL, NULL,
+ _gtk_marshal_BOOLEAN__ENUM,
+ G_TYPE_BOOLEAN, 1,
+ GTK_TYPE_SCROLL_TYPE);
+
+ signals [CYCLE_HANDLE_FOCUS] =
+ g_signal_new ("cycle_handle_focus",
+ G_TYPE_FROM_CLASS (object_class),
+ G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
+ G_STRUCT_OFFSET (GtkPanedClass, cycle_handle_focus),
+ NULL, NULL,
+ _gtk_marshal_BOOLEAN__BOOLEAN,
+ G_TYPE_BOOLEAN, 1,
+ G_TYPE_BOOLEAN);
+
+ signals [ACCEPT_POSITION] =
+ g_signal_new ("accept_position",
+ G_TYPE_FROM_CLASS (object_class),
+ G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
+ G_STRUCT_OFFSET (GtkPanedClass, accept_position),
+ NULL, NULL,
+ _gtk_marshal_BOOLEAN__VOID,
+ G_TYPE_BOOLEAN, 0);
+
+ signals [CANCEL_POSITION] =
+ g_signal_new ("cancel_position",
+ G_TYPE_FROM_CLASS (object_class),
+ G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
+ G_STRUCT_OFFSET (GtkPanedClass, cancel_position),
+ NULL, NULL,
+ _gtk_marshal_BOOLEAN__VOID,
+ G_TYPE_BOOLEAN, 0);
+
+ binding_set = gtk_binding_set_by_class (object_class);
+
+ /* F6 and friends */
+ gtk_binding_entry_add_signal (binding_set,
+ GDK_F6, 0,
+ "cycle_child_focus", 1,
+ G_TYPE_BOOLEAN, FALSE);
+ gtk_binding_entry_add_signal (binding_set,
+ GDK_F6, GDK_SHIFT_MASK,
+ "cycle_child_focus", 1,
+ G_TYPE_BOOLEAN, TRUE);
+
+ /* F8 and friends */
+ gtk_binding_entry_add_signal (binding_set,
+ GDK_F8, 0,
+ "toggle_handle_focus", 0);
+
+ add_tab_bindings (binding_set, 0, GTK_DIR_TAB_FORWARD);
+ add_tab_bindings (binding_set, GDK_CONTROL_MASK, GTK_DIR_TAB_FORWARD);
+ add_tab_bindings (binding_set, GDK_SHIFT_MASK, GTK_DIR_TAB_BACKWARD);
+ add_tab_bindings (binding_set, GDK_CONTROL_MASK | GDK_SHIFT_MASK, GTK_DIR_TAB_BACKWARD);
+
+ /* accept and cancel positions */
+ gtk_binding_entry_add_signal (binding_set,
+ GDK_Escape, 0,
+ "cancel_position", 0);
+
+ gtk_binding_entry_add_signal (binding_set,
+ GDK_Return, 0,
+ "accept_position", 0);
+ gtk_binding_entry_add_signal (binding_set,
+ GDK_KP_Enter, 0,
+ "accept_position", 0);
+ gtk_binding_entry_add_signal (binding_set,
+ GDK_space, 0,
+ "accept_position", 0);
+ gtk_binding_entry_add_signal (binding_set,
+ GDK_KP_Space, 0,
+ "accept_position", 0);
+
+ /* move handle */
+ add_move_binding (binding_set, GDK_Left, 0, GTK_SCROLL_STEP_LEFT);
+ add_move_binding (binding_set, GDK_KP_Left, 0, GTK_SCROLL_STEP_LEFT);
+ add_move_binding (binding_set, GDK_Left, GDK_CONTROL_MASK, GTK_SCROLL_PAGE_LEFT);
+ add_move_binding (binding_set, GDK_KP_Left, GDK_CONTROL_MASK, GTK_SCROLL_PAGE_LEFT);
+
+ add_move_binding (binding_set, GDK_Right, 0, GTK_SCROLL_STEP_RIGHT);
+ add_move_binding (binding_set, GDK_Right, GDK_CONTROL_MASK, GTK_SCROLL_PAGE_RIGHT);
+ add_move_binding (binding_set, GDK_KP_Right, 0, GTK_SCROLL_STEP_RIGHT);
+ add_move_binding (binding_set, GDK_KP_Right, GDK_CONTROL_MASK, GTK_SCROLL_PAGE_RIGHT);
+
+ add_move_binding (binding_set, GDK_Up, 0, GTK_SCROLL_STEP_UP);
+ add_move_binding (binding_set, GDK_Up, GDK_CONTROL_MASK, GTK_SCROLL_PAGE_UP);
+ add_move_binding (binding_set, GDK_KP_Up, 0, GTK_SCROLL_STEP_UP);
+ add_move_binding (binding_set, GDK_KP_Up, GDK_CONTROL_MASK, GTK_SCROLL_PAGE_UP);
+ add_move_binding (binding_set, GDK_Page_Up, 0, GTK_SCROLL_PAGE_UP);
+ add_move_binding (binding_set, GDK_KP_Page_Up, 0, GTK_SCROLL_PAGE_UP);
+
+ add_move_binding (binding_set, GDK_Down, 0, GTK_SCROLL_STEP_DOWN);
+ add_move_binding (binding_set, GDK_Down, GDK_CONTROL_MASK, GTK_SCROLL_PAGE_DOWN);
+ add_move_binding (binding_set, GDK_KP_Down, 0, GTK_SCROLL_STEP_DOWN);
+ add_move_binding (binding_set, GDK_KP_Down, GDK_CONTROL_MASK, GTK_SCROLL_PAGE_DOWN);
+ add_move_binding (binding_set, GDK_Page_Down, 0, GTK_SCROLL_PAGE_RIGHT);
+ add_move_binding (binding_set, GDK_KP_Page_Down, 0, GTK_SCROLL_PAGE_RIGHT);
+
+ add_move_binding (binding_set, GDK_Home, 0, GTK_SCROLL_START);
+ add_move_binding (binding_set, GDK_KP_Home, 0, GTK_SCROLL_START);
+ add_move_binding (binding_set, GDK_End, 0, GTK_SCROLL_END);
+ add_move_binding (binding_set, GDK_KP_End, 0, GTK_SCROLL_END);
}
static GtkType
static void
gtk_paned_init (GtkPaned *paned)
{
- GTK_WIDGET_SET_FLAGS (paned, GTK_NO_WINDOW);
+ GTK_WIDGET_SET_FLAGS (paned, GTK_NO_WINDOW | GTK_CAN_FOCUS);
paned->child1 = NULL;
paned->child2 = NULL;
paned->position_set = FALSE;
paned->last_allocation = -1;
paned->in_drag = FALSE;
+
+ paned->saved_focus = NULL;
+ paned->last_child1_focus = NULL;
+ paned->last_child2_focus = NULL;
+ paned->in_recursion = FALSE;
+ paned->original_position = -1;
paned->handle_pos.x = -1;
paned->handle_pos.y = -1;
paned->handle = NULL;
}
+ gtk_paned_set_last_child1_focus (paned, NULL);
+ gtk_paned_set_last_child2_focus (paned, NULL);
+ gtk_paned_set_saved_focus (paned, NULL);
+
if (GTK_WIDGET_CLASS (parent_class)->unrealize)
(* GTK_WIDGET_CLASS (parent_class)->unrealize) (widget);
}
if (!gdk_region_empty (region))
{
+ GtkStateType state;
GdkRectangle clip;
gdk_region_get_clipbox (region, &clip);
+
+ state = GTK_WIDGET_STATE (widget);
+ if (gtk_widget_is_focus (widget))
+ state = GTK_STATE_SELECTED;
gtk_paint_handle (widget->style, widget->window,
- GTK_STATE_NORMAL, GTK_SHADOW_NONE,
+ state, GTK_SHADOW_NONE,
&clip, widget, "paned",
paned->handle_pos.x, paned->handle_pos.y,
paned->handle_pos.width, paned->handle_pos.height,
return FALSE;
}
+static gboolean
+gtk_paned_focus (GtkWidget *widget,
+ GtkDirectionType direction)
+
+{
+ gboolean retval;
+
+ /* This is a hack, but how can this be done without
+ * excessive cut-and-paste from gtkcontainer.c?
+ */
+
+ GTK_WIDGET_UNSET_FLAGS (widget, GTK_CAN_FOCUS);
+ retval = (* GTK_WIDGET_CLASS (parent_class)->focus) (widget, direction);
+ GTK_WIDGET_SET_FLAGS (widget, GTK_CAN_FOCUS);
+
+ return retval;
+}
+
void
gtk_paned_add1 (GtkPaned *paned,
GtkWidget *widget)
paned->last_allocation = allocation;
}
+
+static void
+gtk_paned_set_saved_focus (GtkPaned *paned, GtkWidget *widget)
+{
+ if (paned->saved_focus)
+ g_object_remove_weak_pointer (G_OBJECT (paned->saved_focus),
+ (gpointer *)&(paned->saved_focus));
+
+ paned->saved_focus = widget;
+
+ if (paned->saved_focus)
+ g_object_add_weak_pointer (G_OBJECT (paned->saved_focus),
+ (gpointer *)&(paned->saved_focus));
+}
+
+static void
+gtk_paned_set_last_child1_focus (GtkPaned *paned, GtkWidget *widget)
+{
+ if (paned->last_child1_focus)
+ g_object_remove_weak_pointer (G_OBJECT (paned->last_child1_focus),
+ (gpointer *)&(paned->last_child1_focus));
+
+ paned->last_child1_focus = widget;
+
+ if (paned->last_child1_focus)
+ g_object_add_weak_pointer (G_OBJECT (paned->last_child1_focus),
+ (gpointer *)&(paned->last_child1_focus));
+}
+
+static void
+gtk_paned_set_last_child2_focus (GtkPaned *paned, GtkWidget *widget)
+{
+ if (paned->last_child2_focus)
+ g_object_remove_weak_pointer (G_OBJECT (paned->last_child2_focus),
+ (gpointer *)&(paned->last_child2_focus));
+
+ paned->last_child2_focus = widget;
+
+ if (paned->last_child2_focus)
+ g_object_add_weak_pointer (G_OBJECT (paned->last_child2_focus),
+ (gpointer *)&(paned->last_child2_focus));
+}
+
+static GtkWidget *
+paned_get_focus_widget (GtkPaned *paned)
+{
+ GtkWidget *toplevel;
+
+ toplevel = gtk_widget_get_toplevel (GTK_WIDGET (paned));
+ if (GTK_WIDGET_TOPLEVEL (toplevel))
+ return GTK_WINDOW (toplevel)->focus_widget;
+
+ return NULL;
+}
+
+static void
+gtk_paned_set_focus_child (GtkContainer *container,
+ GtkWidget *focus_child)
+{
+ GtkPaned *paned;
+
+ g_return_if_fail (GTK_IS_PANED (container));
+
+ paned = GTK_PANED (container);
+
+ if (focus_child == NULL)
+ {
+ GtkWidget *last_focus;
+ GtkWidget *w;
+
+ last_focus = paned_get_focus_widget (paned);
+
+ if (last_focus)
+ {
+ /* If there is one or more paned widgets between us and the
+ * focus widget, we want the topmost of those as last_focus
+ */
+ for (w = last_focus; w != GTK_WIDGET (paned); w = w->parent)
+ if (GTK_IS_PANED (w))
+ last_focus = w;
+
+ if (container->focus_child == paned->child1)
+ gtk_paned_set_last_child1_focus (paned, last_focus);
+ else if (container->focus_child == paned->child2)
+ gtk_paned_set_last_child2_focus (paned, last_focus);
+ }
+ }
+
+ if (parent_class->set_focus_child)
+ (* parent_class->set_focus_child) (container, focus_child);
+}
+
+static void
+gtk_paned_get_cycle_chain (GtkPaned *paned,
+ GtkDirectionType direction,
+ GList **widgets)
+{
+ GtkContainer *container = GTK_CONTAINER (paned);
+ GtkWidget *ancestor = NULL;
+ GList *temp_list = NULL;
+ GList *list;
+
+ if (paned->in_recursion)
+ return;
+
+ g_assert (widgets != NULL);
+
+ if (paned->last_child1_focus &&
+ !gtk_widget_is_ancestor (paned->last_child1_focus, GTK_WIDGET (paned)))
+ {
+ gtk_paned_set_last_child1_focus (paned, NULL);
+ }
+
+ if (paned->last_child2_focus &&
+ !gtk_widget_is_ancestor (paned->last_child2_focus, GTK_WIDGET (paned)))
+ {
+ gtk_paned_set_last_child2_focus (paned, NULL);
+ }
+
+ if (GTK_WIDGET (paned)->parent)
+ ancestor = gtk_widget_get_ancestor (GTK_WIDGET (paned)->parent, GTK_TYPE_PANED);
+
+ /* The idea here is that temp_list is a list of widgets we want to cycle
+ * to. The list is prioritized so that the first element is our first
+ * choice, the next our second, and so on.
+ *
+ * We can't just use g_list_reverse(), because we want to try
+ * paned->last_child?_focus before paned->child?, both when we
+ * are going forward and backward.
+ */
+ if (direction == GTK_DIR_TAB_FORWARD)
+ {
+ if (container->focus_child == paned->child1)
+ {
+ temp_list = g_list_append (temp_list, paned->last_child2_focus);
+ temp_list = g_list_append (temp_list, paned->child2);
+ temp_list = g_list_append (temp_list, ancestor);
+ }
+ else if (container->focus_child == paned->child2)
+ {
+ temp_list = g_list_append (temp_list, ancestor);
+ temp_list = g_list_append (temp_list, paned->last_child1_focus);
+ temp_list = g_list_append (temp_list, paned->child1);
+ }
+ else
+ {
+ temp_list = g_list_append (temp_list, paned->last_child1_focus);
+ temp_list = g_list_append (temp_list, paned->child1);
+ temp_list = g_list_append (temp_list, paned->last_child2_focus);
+ temp_list = g_list_append (temp_list, paned->child2);
+ temp_list = g_list_append (temp_list, ancestor);
+ }
+ }
+ else
+ {
+ if (container->focus_child == paned->child1)
+ {
+ temp_list = g_list_append (temp_list, ancestor);
+ temp_list = g_list_append (temp_list, paned->last_child2_focus);
+ temp_list = g_list_append (temp_list, paned->child2);
+ }
+ else if (container->focus_child == paned->child2)
+ {
+ temp_list = g_list_append (temp_list, paned->last_child1_focus);
+ temp_list = g_list_append (temp_list, paned->child1);
+ temp_list = g_list_append (temp_list, ancestor);
+ }
+ else
+ {
+ temp_list = g_list_append (temp_list, paned->last_child2_focus);
+ temp_list = g_list_append (temp_list, paned->child2);
+ temp_list = g_list_append (temp_list, paned->last_child1_focus);
+ temp_list = g_list_append (temp_list, paned->child1);
+ temp_list = g_list_append (temp_list, ancestor);
+ }
+ }
+
+ /* Walk through the list and expand all the paned widgets. */
+ for (list = temp_list; list != NULL; list = list->next)
+ {
+ GtkWidget *widget = list->data;
+
+ if (widget)
+ {
+ if (GTK_IS_PANED (widget))
+ {
+ paned->in_recursion = TRUE;
+ gtk_paned_get_cycle_chain (GTK_PANED (widget), direction, widgets);
+ paned->in_recursion = FALSE;
+ }
+ else
+ {
+ *widgets = g_list_append (*widgets, widget);
+ }
+ }
+ }
+
+ g_list_free (temp_list);
+}
+
+static gboolean
+gtk_paned_cycle_child_focus (GtkPaned *paned,
+ gboolean reversed)
+{
+ GList *cycle_chain = NULL;
+ GList *list;
+
+ GtkDirectionType direction = reversed? GTK_DIR_TAB_BACKWARD : GTK_DIR_TAB_FORWARD;
+
+ /* ignore f6 if the handle is focused */
+ if (gtk_widget_is_focus (GTK_WIDGET (paned)))
+ return TRUE;
+
+ /* we can't just let the event propagate up the hierarchy,
+ * because the paned will want to cycle focus _unless_ an
+ * ancestor paned handles the event
+ */
+ gtk_paned_get_cycle_chain (paned, direction, &cycle_chain);
+
+ for (list = cycle_chain; list != NULL; list = list->next)
+ if (gtk_widget_child_focus (GTK_WIDGET (list->data), direction))
+ break;
+
+ g_list_free (cycle_chain);
+
+ return TRUE;
+}
+
+static void
+get_child_panes (GtkWidget *widget,
+ GList **panes)
+{
+ if (GTK_IS_PANED (widget))
+ {
+ GtkPaned *paned = GTK_PANED (widget);
+
+ get_child_panes (paned->child1, panes);
+ *panes = g_list_prepend (*panes, widget);
+ get_child_panes (paned->child2, panes);
+ }
+ else if (GTK_IS_CONTAINER (widget))
+ {
+ gtk_container_foreach (GTK_CONTAINER (widget),
+ (GtkCallback)get_child_panes, panes);
+ }
+}
+
+static GList *
+get_all_panes (GtkPaned *paned)
+{
+ GtkPaned *topmost = NULL;
+ GList *result = NULL;
+ GtkWidget *w;
+
+ for (w = GTK_WIDGET (paned); w != NULL; w = w->parent)
+ {
+ if (GTK_IS_PANED (w))
+ topmost = GTK_PANED (w);
+ }
+
+ g_assert (topmost);
+
+ get_child_panes (GTK_WIDGET (topmost), &result);
+
+ return g_list_reverse (result);
+}
+
+static void
+gtk_paned_find_neighbours (GtkPaned *paned,
+ GtkPaned **next,
+ GtkPaned **prev)
+{
+ GList *all_panes = get_all_panes (paned);
+ GList *this_link;
+
+ g_assert (all_panes);
+
+ this_link = g_list_find (all_panes, paned);
+
+ g_assert (this_link);
+
+ if (this_link->next)
+ *next = this_link->next->data;
+ else
+ *next = all_panes->data;
+
+ if (this_link->prev)
+ *prev = this_link->prev->data;
+ else
+ *prev = g_list_last (all_panes)->data;
+
+ if (*next == paned)
+ *next = NULL;
+
+ if (*prev == paned)
+ *prev = NULL;
+
+ g_list_free (all_panes);
+}
+
+static gboolean
+gtk_paned_move_handle (GtkPaned *paned,
+ GtkScrollType scroll)
+{
+ if (gtk_widget_is_focus (GTK_WIDGET (paned)))
+ {
+ gint old_position;
+ gint new_position;
+
+ enum {
+ SINGLE_STEP_SIZE = 1,
+ PAGE_STEP_SIZE = 75,
+ };
+
+ old_position = gtk_paned_get_position (paned);
+
+ switch (scroll)
+ {
+ case GTK_SCROLL_STEP_LEFT:
+ case GTK_SCROLL_STEP_UP:
+ case GTK_SCROLL_STEP_BACKWARD:
+ new_position = old_position - SINGLE_STEP_SIZE;
+ break;
+
+ case GTK_SCROLL_STEP_RIGHT:
+ case GTK_SCROLL_STEP_DOWN:
+ case GTK_SCROLL_STEP_FORWARD:
+ new_position = old_position + SINGLE_STEP_SIZE;
+ break;
+
+ case GTK_SCROLL_PAGE_LEFT:
+ case GTK_SCROLL_PAGE_UP:
+ case GTK_SCROLL_PAGE_BACKWARD:
+ new_position = old_position - PAGE_STEP_SIZE;
+ break;
+
+ case GTK_SCROLL_PAGE_RIGHT:
+ case GTK_SCROLL_PAGE_DOWN:
+ case GTK_SCROLL_PAGE_FORWARD:
+ new_position = old_position + PAGE_STEP_SIZE;
+ break;
+
+ case GTK_SCROLL_START:
+ new_position = paned->min_position;
+ break;
+
+ case GTK_SCROLL_END:
+ new_position = paned->max_position;
+ break;
+
+ default:
+ new_position = old_position;
+ break;
+ }
+
+ new_position = CLAMP (new_position, paned->min_position, paned->max_position);
+
+ if (old_position != new_position)
+ gtk_paned_set_position (paned, new_position);
+
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+static void
+gtk_paned_restore_focus (GtkPaned *paned)
+{
+ if (gtk_widget_is_focus (GTK_WIDGET (paned)))
+ {
+ if (paned->saved_focus && GTK_WIDGET_SENSITIVE (paned->saved_focus))
+ {
+ gtk_widget_grab_focus (paned->saved_focus);
+ }
+ else
+ {
+ /* the saved focus is somehow not available for focusing,
+ * try
+ * 1) tabbing into the paned widget
+ * if that didn't work,
+ * 2) unset focus for the window if there is one
+ */
+
+ if (!gtk_widget_child_focus (GTK_WIDGET (paned), GTK_DIR_TAB_FORWARD))
+ {
+ GtkWidget *toplevel = gtk_widget_get_toplevel (GTK_WIDGET (paned));
+
+ if (GTK_IS_WINDOW (toplevel))
+ gtk_window_set_focus (GTK_WINDOW (toplevel), NULL);
+ }
+ }
+
+ gtk_paned_set_saved_focus (paned, NULL);
+ }
+}
+
+static gboolean
+gtk_paned_accept_position (GtkPaned *paned)
+{
+ if (gtk_widget_is_focus (GTK_WIDGET (paned)))
+ {
+ paned->original_position = -1;
+ gtk_paned_restore_focus (paned);
+
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+
+static gboolean
+gtk_paned_cancel_position (GtkPaned *paned)
+{
+ if (gtk_widget_is_focus (GTK_WIDGET (paned)))
+ {
+ if (paned->original_position != -1)
+ {
+ gtk_paned_set_position (paned, paned->original_position);
+ paned->original_position = -1;
+ }
+
+ gtk_paned_restore_focus (paned);
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+static gboolean
+gtk_paned_cycle_handle_focus (GtkPaned *paned,
+ gboolean reversed)
+{
+ if (gtk_widget_is_focus (GTK_WIDGET (paned)))
+ {
+ GtkPaned *next, *prev;
+ GtkPaned *focus = NULL;
+
+ gtk_paned_find_neighbours (paned, &next, &prev);
+
+ if (reversed && prev)
+ focus = prev;
+ else if (!reversed && next)
+ focus = next;
+
+ if (focus)
+ {
+ gtk_paned_set_saved_focus (focus, paned->saved_focus);
+ gtk_paned_set_saved_focus (paned, NULL);
+ gtk_widget_grab_focus (GTK_WIDGET (focus));
+
+ if (!gtk_widget_is_focus (GTK_WIDGET (paned)))
+ {
+ paned->original_position = -1;
+ focus->original_position = gtk_paned_get_position (focus);
+ }
+ }
+
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+static gboolean
+gtk_paned_toggle_handle_focus (GtkPaned *paned)
+{
+ if (gtk_widget_is_focus (GTK_WIDGET (paned)))
+ {
+ gtk_paned_accept_position (paned);
+ }
+ else
+ {
+ GtkWidget *toplevel = gtk_widget_get_toplevel (GTK_WIDGET (paned));
+
+ if (GTK_IS_WINDOW (toplevel))
+ gtk_paned_set_saved_focus (paned, GTK_WINDOW (toplevel)->focus_widget);
+
+ gtk_widget_grab_focus (GTK_WIDGET (paned));
+ paned->original_position = gtk_paned_get_position (paned);
+ }
+
+ return TRUE;
+}
gtk_widget_destroy (window);
}
+/*
+ * Paned keyboard navigation
+ */
+
+static GtkWidget*
+paned_keyboard_window1 (void)
+{
+ GtkWidget *window1;
+ GtkWidget *hpaned1;
+ GtkWidget *frame1;
+ GtkWidget *vbox1;
+ GtkWidget *button7;
+ GtkWidget *button8;
+ GtkWidget *button9;
+ GtkWidget *vpaned1;
+ GtkWidget *frame2;
+ GtkWidget *frame5;
+ GtkWidget *hbox1;
+ GtkWidget *button5;
+ GtkWidget *button6;
+ GtkWidget *frame3;
+ GtkWidget *frame4;
+ GtkWidget *table1;
+ GtkWidget *button1;
+ GtkWidget *button2;
+ GtkWidget *button3;
+ GtkWidget *button4;
+
+ window1 = gtk_window_new (GTK_WINDOW_TOPLEVEL);
+ gtk_window_set_title (GTK_WINDOW (window1), "Basic paned navigation");
+
+ hpaned1 = gtk_hpaned_new ();
+ gtk_container_add (GTK_CONTAINER (window1), hpaned1);
+
+ frame1 = gtk_frame_new (NULL);
+ gtk_paned_pack1 (GTK_PANED (hpaned1), frame1, FALSE, TRUE);
+ gtk_frame_set_shadow_type (GTK_FRAME (frame1), GTK_SHADOW_IN);
+
+ vbox1 = gtk_vbox_new (FALSE, 0);
+ gtk_container_add (GTK_CONTAINER (frame1), vbox1);
+
+ button7 = gtk_button_new_with_label ("button7");
+ gtk_box_pack_start (GTK_BOX (vbox1), button7, FALSE, FALSE, 0);
+
+ button8 = gtk_button_new_with_label ("button8");
+ gtk_box_pack_start (GTK_BOX (vbox1), button8, FALSE, FALSE, 0);
+
+ button9 = gtk_button_new_with_label ("button9");
+ gtk_box_pack_start (GTK_BOX (vbox1), button9, FALSE, FALSE, 0);
+
+ vpaned1 = gtk_vpaned_new ();
+ gtk_paned_pack2 (GTK_PANED (hpaned1), vpaned1, TRUE, TRUE);
+
+ frame2 = gtk_frame_new (NULL);
+ gtk_paned_pack1 (GTK_PANED (vpaned1), frame2, FALSE, TRUE);
+ gtk_frame_set_shadow_type (GTK_FRAME (frame2), GTK_SHADOW_IN);
+
+ frame5 = gtk_frame_new (NULL);
+ gtk_container_add (GTK_CONTAINER (frame2), frame5);
+
+ hbox1 = gtk_hbox_new (FALSE, 0);
+ gtk_container_add (GTK_CONTAINER (frame5), hbox1);
+
+ button5 = gtk_button_new_with_label ("button5");
+ gtk_box_pack_start (GTK_BOX (hbox1), button5, FALSE, FALSE, 0);
+
+ button6 = gtk_button_new_with_label ("button6");
+ gtk_box_pack_start (GTK_BOX (hbox1), button6, FALSE, FALSE, 0);
+
+ frame3 = gtk_frame_new (NULL);
+ gtk_paned_pack2 (GTK_PANED (vpaned1), frame3, TRUE, TRUE);
+ gtk_frame_set_shadow_type (GTK_FRAME (frame3), GTK_SHADOW_IN);
+
+ frame4 = gtk_frame_new ("Buttons");
+ gtk_container_add (GTK_CONTAINER (frame3), frame4);
+ gtk_container_set_border_width (GTK_CONTAINER (frame4), 15);
+
+ table1 = gtk_table_new (2, 2, FALSE);
+ gtk_container_add (GTK_CONTAINER (frame4), table1);
+ gtk_container_set_border_width (GTK_CONTAINER (table1), 11);
+
+ button1 = gtk_button_new_with_label ("button1");
+ gtk_table_attach (GTK_TABLE (table1), button1, 0, 1, 0, 1,
+ (GtkAttachOptions) (GTK_FILL),
+ (GtkAttachOptions) (0), 0, 0);
+
+ button2 = gtk_button_new_with_label ("button2");
+ gtk_table_attach (GTK_TABLE (table1), button2, 1, 2, 0, 1,
+ (GtkAttachOptions) (GTK_FILL),
+ (GtkAttachOptions) (0), 0, 0);
+
+ button3 = gtk_button_new_with_label ("button3");
+ gtk_table_attach (GTK_TABLE (table1), button3, 0, 1, 1, 2,
+ (GtkAttachOptions) (GTK_FILL),
+ (GtkAttachOptions) (0), 0, 0);
+
+ button4 = gtk_button_new_with_label ("button4");
+ gtk_table_attach (GTK_TABLE (table1), button4, 1, 2, 1, 2,
+ (GtkAttachOptions) (GTK_FILL),
+ (GtkAttachOptions) (0), 0, 0);
+
+ return window1;
+}
+
+static GtkWidget*
+paned_keyboard_window2 (void)
+{
+ GtkWidget *window2;
+ GtkWidget *hpaned2;
+ GtkWidget *frame6;
+ GtkWidget *button13;
+ GtkWidget *hbox2;
+ GtkWidget *vpaned2;
+ GtkWidget *frame7;
+ GtkWidget *button12;
+ GtkWidget *frame8;
+ GtkWidget *button11;
+ GtkWidget *button10;
+
+ window2 = gtk_window_new (GTK_WINDOW_TOPLEVEL);
+ gtk_window_set_title (GTK_WINDOW (window2), "\"button 10\" is not inside the horisontal pane");
+
+ hpaned2 = gtk_hpaned_new ();
+ gtk_container_add (GTK_CONTAINER (window2), hpaned2);
+
+ frame6 = gtk_frame_new (NULL);
+ gtk_paned_pack1 (GTK_PANED (hpaned2), frame6, FALSE, TRUE);
+ gtk_frame_set_shadow_type (GTK_FRAME (frame6), GTK_SHADOW_IN);
+
+ button13 = gtk_button_new_with_label ("button13");
+ gtk_container_add (GTK_CONTAINER (frame6), button13);
+
+ hbox2 = gtk_hbox_new (FALSE, 0);
+ gtk_paned_pack2 (GTK_PANED (hpaned2), hbox2, TRUE, TRUE);
+
+ vpaned2 = gtk_vpaned_new ();
+ gtk_box_pack_start (GTK_BOX (hbox2), vpaned2, TRUE, TRUE, 0);
+
+ frame7 = gtk_frame_new (NULL);
+ gtk_paned_pack1 (GTK_PANED (vpaned2), frame7, FALSE, TRUE);
+ gtk_frame_set_shadow_type (GTK_FRAME (frame7), GTK_SHADOW_IN);
+
+ button12 = gtk_button_new_with_label ("button12");
+ gtk_container_add (GTK_CONTAINER (frame7), button12);
+
+ frame8 = gtk_frame_new (NULL);
+ gtk_paned_pack2 (GTK_PANED (vpaned2), frame8, TRUE, TRUE);
+ gtk_frame_set_shadow_type (GTK_FRAME (frame8), GTK_SHADOW_IN);
+
+ button11 = gtk_button_new_with_label ("button11");
+ gtk_container_add (GTK_CONTAINER (frame8), button11);
+
+ button10 = gtk_button_new_with_label ("button10");
+ gtk_box_pack_start (GTK_BOX (hbox2), button10, FALSE, FALSE, 0);
+
+ return window2;
+}
+
+static GtkWidget*
+paned_keyboard_window3 (void)
+{
+ GtkWidget *window3;
+ GtkWidget *vbox2;
+ GtkWidget *label1;
+ GtkWidget *hpaned3;
+ GtkWidget *frame9;
+ GtkWidget *button14;
+ GtkWidget *hpaned4;
+ GtkWidget *frame10;
+ GtkWidget *button15;
+ GtkWidget *hpaned5;
+ GtkWidget *frame11;
+ GtkWidget *button16;
+ GtkWidget *frame12;
+ GtkWidget *button17;
+
+ window3 = gtk_window_new (GTK_WINDOW_TOPLEVEL);
+ gtk_object_set_data (GTK_OBJECT (window3), "window3", window3);
+ gtk_window_set_title (GTK_WINDOW (window3), "Nested panes");
+
+ vbox2 = gtk_vbox_new (FALSE, 0);
+ gtk_container_add (GTK_CONTAINER (window3), vbox2);
+
+ label1 = gtk_label_new ("Three panes nested inside each other");
+ gtk_box_pack_start (GTK_BOX (vbox2), label1, FALSE, FALSE, 0);
+
+ hpaned3 = gtk_hpaned_new ();
+ gtk_box_pack_start (GTK_BOX (vbox2), hpaned3, TRUE, TRUE, 0);
+
+ frame9 = gtk_frame_new (NULL);
+ gtk_paned_pack1 (GTK_PANED (hpaned3), frame9, FALSE, TRUE);
+ gtk_frame_set_shadow_type (GTK_FRAME (frame9), GTK_SHADOW_IN);
+
+ button14 = gtk_button_new_with_label ("button14");
+ gtk_container_add (GTK_CONTAINER (frame9), button14);
+
+ hpaned4 = gtk_hpaned_new ();
+ gtk_paned_pack2 (GTK_PANED (hpaned3), hpaned4, TRUE, TRUE);
+
+ frame10 = gtk_frame_new (NULL);
+ gtk_paned_pack1 (GTK_PANED (hpaned4), frame10, FALSE, TRUE);
+ gtk_frame_set_shadow_type (GTK_FRAME (frame10), GTK_SHADOW_IN);
+
+ button15 = gtk_button_new_with_label ("button15");
+ gtk_container_add (GTK_CONTAINER (frame10), button15);
+
+ hpaned5 = gtk_hpaned_new ();
+ gtk_paned_pack2 (GTK_PANED (hpaned4), hpaned5, TRUE, TRUE);
+
+ frame11 = gtk_frame_new (NULL);
+ gtk_paned_pack1 (GTK_PANED (hpaned5), frame11, FALSE, TRUE);
+ gtk_frame_set_shadow_type (GTK_FRAME (frame11), GTK_SHADOW_IN);
+
+ button16 = gtk_button_new_with_label ("button16");
+ gtk_container_add (GTK_CONTAINER (frame11), button16);
+
+ frame12 = gtk_frame_new (NULL);
+ gtk_paned_pack2 (GTK_PANED (hpaned5), frame12, TRUE, TRUE);
+ gtk_frame_set_shadow_type (GTK_FRAME (frame12), GTK_SHADOW_IN);
+
+ button17 = gtk_button_new_with_label ("button17");
+ gtk_container_add (GTK_CONTAINER (frame12), button17);
+
+ return window3;
+}
+
+static GtkWidget*
+paned_keyboard_window4 (void)
+{
+ GtkWidget *window4;
+ GtkWidget *vbox3;
+ GtkWidget *label2;
+ GtkWidget *hpaned6;
+ GtkWidget *vpaned3;
+ GtkWidget *button19;
+ GtkWidget *button18;
+ GtkWidget *hbox3;
+ GtkWidget *vpaned4;
+ GtkWidget *button21;
+ GtkWidget *button20;
+ GtkWidget *vpaned5;
+ GtkWidget *button23;
+ GtkWidget *button22;
+ GtkWidget *vpaned6;
+ GtkWidget *button25;
+ GtkWidget *button24;
+
+ window4 = gtk_window_new (GTK_WINDOW_TOPLEVEL);
+ gtk_object_set_data (GTK_OBJECT (window4), "window4", window4);
+ gtk_window_set_title (GTK_WINDOW (window4), "window4");
+
+ vbox3 = gtk_vbox_new (FALSE, 0);
+ gtk_container_add (GTK_CONTAINER (window4), vbox3);
+
+ label2 = gtk_label_new ("Widget tree:\n\nhpaned \n - vpaned\n - hbox\n - vpaned\n - vpaned\n - vpaned\n");
+ gtk_box_pack_start (GTK_BOX (vbox3), label2, FALSE, FALSE, 0);
+ gtk_label_set_justify (GTK_LABEL (label2), GTK_JUSTIFY_LEFT);
+
+ hpaned6 = gtk_hpaned_new ();
+ gtk_box_pack_start (GTK_BOX (vbox3), hpaned6, TRUE, TRUE, 0);
+
+ vpaned3 = gtk_vpaned_new ();
+ gtk_paned_pack1 (GTK_PANED (hpaned6), vpaned3, FALSE, TRUE);
+
+ button19 = gtk_button_new_with_label ("button19");
+ gtk_paned_pack1 (GTK_PANED (vpaned3), button19, FALSE, TRUE);
+
+ button18 = gtk_button_new_with_label ("button18");
+ gtk_paned_pack2 (GTK_PANED (vpaned3), button18, TRUE, TRUE);
+
+ hbox3 = gtk_hbox_new (FALSE, 0);
+ gtk_paned_pack2 (GTK_PANED (hpaned6), hbox3, TRUE, TRUE);
+
+ vpaned4 = gtk_vpaned_new ();
+ gtk_box_pack_start (GTK_BOX (hbox3), vpaned4, TRUE, TRUE, 0);
+
+ button21 = gtk_button_new_with_label ("button21");
+ gtk_paned_pack1 (GTK_PANED (vpaned4), button21, FALSE, TRUE);
+
+ button20 = gtk_button_new_with_label ("button20");
+ gtk_paned_pack2 (GTK_PANED (vpaned4), button20, TRUE, TRUE);
+
+ vpaned5 = gtk_vpaned_new ();
+ gtk_box_pack_start (GTK_BOX (hbox3), vpaned5, TRUE, TRUE, 0);
+
+ button23 = gtk_button_new_with_label ("button23");
+ gtk_paned_pack1 (GTK_PANED (vpaned5), button23, FALSE, TRUE);
+
+ button22 = gtk_button_new_with_label ("button22");
+ gtk_paned_pack2 (GTK_PANED (vpaned5), button22, TRUE, TRUE);
+
+ vpaned6 = gtk_vpaned_new ();
+ gtk_box_pack_start (GTK_BOX (hbox3), vpaned6, TRUE, TRUE, 0);
+
+ button25 = gtk_button_new_with_label ("button25");
+ gtk_paned_pack1 (GTK_PANED (vpaned6), button25, FALSE, TRUE);
+
+ button24 = gtk_button_new_with_label ("button24");
+ gtk_paned_pack2 (GTK_PANED (vpaned6), button24, TRUE, TRUE);
+
+ return window4;
+}
+
+static void
+create_paned_keyboard_navigation (void)
+{
+ static GtkWidget *window1 = NULL;
+ static GtkWidget *window2 = NULL;
+ static GtkWidget *window3 = NULL;
+ static GtkWidget *window4 = NULL;
+
+ if (!window1)
+ {
+ window1 = paned_keyboard_window1 ();
+ gtk_signal_connect (GTK_OBJECT (window1), "destroy",
+ GTK_SIGNAL_FUNC(gtk_widget_destroyed),
+ &window1);
+ }
+
+ if (!window2)
+ {
+ window2 = paned_keyboard_window2 ();
+ gtk_signal_connect (GTK_OBJECT (window2), "destroy",
+ GTK_SIGNAL_FUNC(gtk_widget_destroyed),
+ &window2);
+ }
+
+ if (!window3)
+ {
+ window3 = paned_keyboard_window3 ();
+ gtk_signal_connect (GTK_OBJECT (window3), "destroy",
+ GTK_SIGNAL_FUNC(gtk_widget_destroyed),
+ &window3);
+ }
+
+ if (!window4)
+ {
+ window4 = paned_keyboard_window4 ();
+ gtk_signal_connect (GTK_OBJECT (window4), "destroy",
+ GTK_SIGNAL_FUNC(gtk_widget_destroyed),
+ &window4);
+ }
+
+ if (GTK_WIDGET_VISIBLE (window1))
+ gtk_widget_destroy (GTK_WIDGET (window1));
+ else
+ gtk_widget_show_all (GTK_WIDGET (window1));
+
+ if (GTK_WIDGET_VISIBLE (window2))
+ gtk_widget_destroy (GTK_WIDGET (window2));
+ else
+ gtk_widget_show_all (GTK_WIDGET (window2));
+
+ if (GTK_WIDGET_VISIBLE (window3))
+ gtk_widget_destroy (GTK_WIDGET (window3));
+ else
+ gtk_widget_show_all (GTK_WIDGET (window3));
+
+ if (GTK_WIDGET_VISIBLE (window4))
+ gtk_widget_destroy (GTK_WIDGET (window4));
+ else
+ gtk_widget_show_all (GTK_WIDGET (window4));
+}
+
+
/*
* Shaped Windows
*/
{ "modal window", create_modal_window, TRUE },
{ "notebook", create_notebook },
{ "panes", create_panes },
+ { "paned keyboard", create_paned_keyboard_navigation },
{ "pixmap", create_pixmap },
{ "preview color", create_color_preview, TRUE },
{ "preview gray", create_gray_preview, TRUE },
projects / ~andy / gtk / commitdiff