#include "gtkhbox.h"
#include "gtkarrow.h"
#include "gtkintl.h"
+#include "gtkbindings.h"
#include <gdk/gdkkeysyms.h>
EXPAND_ROW,
COLLAPSE_ROW,
COLUMNS_CHANGED,
+ MOVE_CURSOR,
LAST_SIGNAL
};
static void gtk_tree_view_set_adjustments (GtkTreeView *tree_view,
GtkAdjustment *hadj,
GtkAdjustment *vadj);
+static void gtk_tree_view_real_move_cursor (GtkTreeView *tree_view,
+ GtkMovementStep step,
+ gint count,
+ gboolean extend_selection);
static void gtk_tree_view_range_changed (GtkTreeModel *model,
GtkTreePath *path,
GtkTreeIter *iter,
gint *new_order,
gpointer data);
/* Internal functions */
+
+static void gtk_tree_view_add_move_binding (GtkBindingSet *binding_set,
+ guint keyval,
+ guint modmask,
+ GtkMovementStep step,
+ gint count);
static void gtk_tree_view_unref_tree (GtkTreeView *tree_view,
GtkRBTree *tree);
static void gtk_tree_view_queue_draw_node (GtkTreeView *tree_view,
static gboolean gtk_tree_view_maybe_begin_dragging_row (GtkTreeView *tree_view,
GdkEventMotion *event);
static void _gtk_tree_view_update_col_width (GtkTreeView *tree_view);
-
+static void gtk_tree_view_set_cursor_focus (GtkTreeView *tree_view);
+static void gtk_tree_view_move_cursor_up_down (GtkTreeView *tree_view,
+ gint count,
+ gboolean extend_selection);
static GtkContainerClass *parent_class = NULL;
static guint tree_view_signals[LAST_SIGNAL] = { 0 };
GtkObjectClass *object_class;
GtkWidgetClass *widget_class;
GtkContainerClass *container_class;
+ GtkBindingSet *binding_set;
parent_class = g_type_class_peek_parent (class);
+ binding_set = gtk_binding_set_by_class (class);
o_class = (GObjectClass *) class;
object_class = (GtkObjectClass *) class;
container_class->set_focus_child = gtk_tree_view_set_focus_child;
class->set_scroll_adjustments = gtk_tree_view_set_adjustments;
+ class->move_cursor = gtk_tree_view_real_move_cursor;
+ /* Properties */
g_object_class_install_property (o_class,
PROP_MODEL,
FALSE,
G_PARAM_READWRITE));
+ /* Style properties */
+ /* the width of the column resize windows */
+#define _TREE_VIEW_EXPANDER_WIDTH 14
+#define _TREE_VIEW_EXPANDER_HEIGHT 14
+#define _TREE_VIEW_VERTICAL_SEPARATOR 2
+#define _TREE_VIEW_HORIZONTAL_SEPARATOR 0
+
+ gtk_widget_class_install_style_property (widget_class,
+ g_param_spec_int ("expander_width",
+ _("Expander Width"),
+ _("Width of the expander arrow"),
+ 0,
+ G_MAXINT,
+ _TREE_VIEW_EXPANDER_WIDTH,
+ G_PARAM_READABLE));
+
+ gtk_widget_class_install_style_property (widget_class,
+ g_param_spec_int ("expander_height",
+ _("Expander Height"),
+ _("Height of the expander arrow"),
+ 4,
+ G_MAXINT,
+ _TREE_VIEW_EXPANDER_HEIGHT,
+ G_PARAM_READABLE));
+
+ gtk_widget_class_install_style_property (widget_class,
+ g_param_spec_int ("vertical_separator",
+ _("Vertical Separator Width"),
+ _("Vertical space between cells"),
+ 0,
+ G_MAXINT,
+ _TREE_VIEW_VERTICAL_SEPARATOR,
+ G_PARAM_READABLE));
+
+ gtk_widget_class_install_style_property (widget_class,
+ g_param_spec_int ("horizontal_separator",
+ _("Horizontal Separator Width"),
+ _("Horizontal space between cells"),
+ 0,
+ G_MAXINT,
+ _TREE_VIEW_HORIZONTAL_SEPARATOR,
+ G_PARAM_READABLE));
+
+ /* Signals */
widget_class->set_scroll_adjustments_signal =
gtk_signal_new ("set_scroll_adjustments",
GTK_RUN_LAST,
gtk_marshal_NONE__NONE,
G_TYPE_NONE, 0);
-/* the width of the column resize windows */
-#define _TREE_VIEW_EXPANDER_WIDTH 14
-#define _TREE_VIEW_EXPANDER_HEIGHT 14
-#define _TREE_VIEW_VERTICAL_SEPARATOR 2
-#define _TREE_VIEW_HORIZONTAL_SEPARATOR 0
+ tree_view_signals[MOVE_CURSOR] =
+ g_signal_newc ("move_cursor",
+ G_TYPE_FROM_CLASS (object_class),
+ G_SIGNAL_RUN_LAST | GTK_RUN_ACTION,
+ G_STRUCT_OFFSET (GtkTreeViewClass, move_cursor),
+ NULL, NULL,
+ gtk_marshal_VOID__ENUM_INT_BOOLEAN,
+ GTK_TYPE_NONE, 3, GTK_TYPE_MOVEMENT_STEP, GTK_TYPE_INT, GTK_TYPE_BOOL);
- gtk_widget_class_install_style_property (widget_class,
- g_param_spec_int ("expander_width",
- _("Expander Width"),
- _("Width of the expander arrow"),
- 0,
- G_MAXINT,
- _TREE_VIEW_EXPANDER_WIDTH,
- G_PARAM_READABLE));
+ /* Key bindings */
+ gtk_tree_view_add_move_binding (binding_set, GDK_Right, 0,
+ GTK_MOVEMENT_VISUAL_POSITIONS, 1);
- gtk_widget_class_install_style_property (widget_class,
- g_param_spec_int ("expander_height",
- _("Expander Height"),
- _("Height of the expander arrow"),
- 4,
- G_MAXINT,
- _TREE_VIEW_EXPANDER_HEIGHT,
- G_PARAM_READABLE));
+ gtk_tree_view_add_move_binding (binding_set, GDK_Left, 0,
+ GTK_MOVEMENT_VISUAL_POSITIONS, -1);
- gtk_widget_class_install_style_property (widget_class,
- g_param_spec_int ("vertical_separator",
- _("Vertical Separator Width"),
- _("Vertical space between cells"),
- 0,
- G_MAXINT,
- _TREE_VIEW_VERTICAL_SEPARATOR,
- G_PARAM_READABLE));
+ gtk_tree_view_add_move_binding (binding_set, GDK_f, GDK_CONTROL_MASK,
+ GTK_MOVEMENT_LOGICAL_POSITIONS, 1);
- gtk_widget_class_install_style_property (widget_class,
- g_param_spec_int ("horizontal_separator",
- _("Horizontal Separator Width"),
- _("Horizontal space between cells"),
- 0,
- G_MAXINT,
- _TREE_VIEW_HORIZONTAL_SEPARATOR,
- G_PARAM_READABLE));
+ gtk_tree_view_add_move_binding (binding_set, GDK_b, GDK_CONTROL_MASK,
+ GTK_MOVEMENT_LOGICAL_POSITIONS, -1);
+
+ gtk_tree_view_add_move_binding (binding_set, GDK_Up, 0,
+ GTK_MOVEMENT_DISPLAY_LINES, -1);
+
+ gtk_tree_view_add_move_binding (binding_set, GDK_Down, 0,
+ GTK_MOVEMENT_DISPLAY_LINES, 1);
+
+ gtk_tree_view_add_move_binding (binding_set, GDK_p, GDK_CONTROL_MASK,
+ GTK_MOVEMENT_DISPLAY_LINES, -1);
+
+ gtk_tree_view_add_move_binding (binding_set, GDK_n, GDK_CONTROL_MASK,
+ GTK_MOVEMENT_DISPLAY_LINES, 1);
+
+ gtk_tree_view_add_move_binding (binding_set, GDK_Home, 0,
+ GTK_MOVEMENT_BUFFER_ENDS, -1);
+
+ gtk_tree_view_add_move_binding (binding_set, GDK_End, 0,
+ GTK_MOVEMENT_BUFFER_ENDS, 1);
+
+ gtk_tree_view_add_move_binding (binding_set, GDK_Page_Up, 0,
+ GTK_MOVEMENT_PAGES, -1);
+
+ gtk_tree_view_add_move_binding (binding_set, GDK_Page_Down, 0,
+ GTK_MOVEMENT_PAGES, 1);
}
static void
}
return TRUE;
}
- return FALSE;
+ return (* GTK_WIDGET_CLASS (parent_class)->key_press_event) (widget, event);
}
/* FIXME Is this function necessary? Can I get an enter_notify event
focus_child = container->focus_child;
- /* Case 1. Headers have focus. */
+ /* Case 1. Headers currently have focus. */
if (focus_child)
{
switch (direction)
{
case GTK_DIR_LEFT:
case GTK_DIR_RIGHT:
- return (gtk_tree_view_header_focus (tree_view, direction));
+ gtk_tree_view_header_focus (tree_view, direction);
+ return TRUE;
case GTK_DIR_TAB_BACKWARD:
case GTK_DIR_UP:
return FALSE;
case GTK_DIR_TAB_FORWARD:
case GTK_DIR_DOWN:
-
if (tree_view->priv->tree == NULL)
return FALSE;
-
- GTK_TREE_VIEW_SET_FLAG (tree_view, GTK_TREE_VIEW_DRAW_KEYFOCUS);
- gtk_widget_grab_focus (GTK_WIDGET (container));
-
- if (tree_view->priv->selection == NULL)
- tree_view->priv->selection =
- _gtk_tree_selection_new_with_tree_view (tree_view);
-
- /* if there is no keyboard focus yet, we select the first node
- */
-
- cursor_path = NULL;
-
- if (tree_view->priv->cursor)
- cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
-
- if (cursor_path == NULL)
- {
- GtkTreePath *tmp_path = gtk_tree_path_new_root ();
-
- if (tree_view->priv->cursor)
- gtk_tree_row_reference_free (tree_view->priv->cursor);
-
- tree_view->priv->cursor =
- gtk_tree_row_reference_new_proxy (G_OBJECT (tree_view), tree_view->priv->model, tmp_path);
- cursor_path = tmp_path;
- }
-
- gtk_tree_selection_select_path (tree_view->priv->selection,
- cursor_path);
-
- gtk_tree_view_queue_draw_path (tree_view, cursor_path, NULL);
-
- gtk_tree_path_free (cursor_path);
-
+ gtk_tree_view_set_cursor_focus (tree_view);
return TRUE;
}
}
/* Case 2. We don't have focus at all. */
if (!GTK_WIDGET_HAS_FOCUS (container))
{
- if ((direction == GTK_DIR_TAB_FORWARD) ||
- (direction == GTK_DIR_RIGHT) ||
- (direction == GTK_DIR_DOWN) ||
- (direction == GTK_DIR_LEFT) ||
- (tree_view->priv->tree == NULL))
+ if (tree_view->priv->tree == NULL &&
+ (direction == GTK_DIR_TAB_BACKWARD ||
+ direction == GTK_DIR_UP))
return gtk_tree_view_header_focus (tree_view, direction);
+ if (((direction == GTK_DIR_TAB_FORWARD) ||
+ (direction == GTK_DIR_RIGHT) ||
+ (direction == GTK_DIR_DOWN) ||
+ (direction == GTK_DIR_LEFT)) &&
+ gtk_tree_view_header_focus (tree_view, direction))
+ return TRUE;
- /* The headers didn't want the focus, so we take it. */
- GTK_TREE_VIEW_SET_FLAG (tree_view, GTK_TREE_VIEW_DRAW_KEYFOCUS);
- gtk_widget_grab_focus (GTK_WIDGET (container));
-
- if (tree_view->priv->selection == NULL)
- tree_view->priv->selection =
- _gtk_tree_selection_new_with_tree_view (tree_view);
-
- cursor_path = NULL;
- if (tree_view->priv->cursor)
- cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
-
- if (cursor_path == NULL)
- {
- GtkTreePath *tmp_path = gtk_tree_path_new_root ();
-
- if (tree_view->priv->cursor)
- gtk_tree_row_reference_free (tree_view->priv->cursor);
-
- tree_view->priv->cursor =
- gtk_tree_row_reference_new_proxy (G_OBJECT (tree_view), tree_view->priv->model, tmp_path);
- cursor_path = tmp_path;
- }
-
- gtk_tree_selection_select_path (tree_view->priv->selection,
- cursor_path);
-
- gtk_tree_view_queue_draw_path (tree_view, cursor_path, NULL);
-
- gtk_tree_path_free (cursor_path);
-
+ if (tree_view->priv->tree == NULL)
+ return FALSE;
+ gtk_tree_view_set_cursor_focus (tree_view);
return TRUE;
}
/* Case 3. We have focus already. */
if (tree_view->priv->tree == NULL)
- return FALSE;
+ return gtk_tree_view_header_focus (tree_view, direction);
if (direction == GTK_DIR_TAB_BACKWARD)
return (gtk_tree_view_header_focus (tree_view, direction));
else if (direction == GTK_DIR_TAB_FORWARD)
return FALSE;
+ /* Other directions caught by the keybindings */
+ return TRUE;
+#if 0
cursor_path = NULL;
if (tree_view->priv->cursor)
cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
/* we've reached the end of the tree. Go on. */
return FALSE;
+#endif
}
gtk_tree_view_adjustment_changed (NULL, tree_view);
}
+static void
+gtk_tree_view_real_move_cursor (GtkTreeView *tree_view,
+ GtkMovementStep step,
+ gint count,
+ gboolean extend_selection)
+{
+ g_return_if_fail (GTK_IS_TREE_VIEW (tree_view));
+ g_return_if_fail (step == GTK_MOVEMENT_LOGICAL_POSITIONS ||
+ step == GTK_MOVEMENT_VISUAL_POSITIONS ||
+ step == GTK_MOVEMENT_DISPLAY_LINES ||
+ step == GTK_MOVEMENT_PAGES ||
+ step == GTK_MOVEMENT_BUFFER_ENDS);
+
+ switch (step)
+ {
+ /* currently we make no distinction. When we go bi-di, we need to */
+ case GTK_MOVEMENT_LOGICAL_POSITIONS:
+ case GTK_MOVEMENT_VISUAL_POSITIONS:
+ if (count == 1)
+ g_print ("go right\n");
+ else
+ g_print ("go_left\n");
+ break;
+ case GTK_MOVEMENT_DISPLAY_LINES:
+ gtk_tree_view_move_cursor_up_down (tree_view, count, extend_selection);
+ break;
+ case GTK_MOVEMENT_PAGES:
+ if (count == -1)
+ g_print ("page up\n");
+ else
+ g_print ("page_down\n");
+ break;
+ case GTK_MOVEMENT_BUFFER_ENDS:
+ if (count == -1)
+ g_print ("start\n");
+ else
+ g_print ("end\n");
+ break;
+ default:
+ g_assert_not_reached ();
+ }
+}
/* TreeModel Callbacks
*/
while (1);
}
+static void
+gtk_tree_view_add_move_binding (GtkBindingSet *binding_set,
+ guint keyval,
+ guint modmask,
+ GtkMovementStep step,
+ gint count)
+{
+ g_return_if_fail ((modmask & GDK_SHIFT_MASK) == 0);
+
+ gtk_binding_entry_add_signal (binding_set, keyval, modmask,
+ "move_cursor", 3,
+ GTK_TYPE_ENUM, step,
+ GTK_TYPE_INT, count,
+ GTK_TYPE_BOOL, FALSE);
+
+ /* Selection-extending version */
+ gtk_binding_entry_add_signal (binding_set, keyval, modmask | GDK_SHIFT_MASK,
+ "move_cursor", 3,
+ GTK_TYPE_ENUM, step,
+ GTK_TYPE_INT, count,
+ GTK_TYPE_BOOL, TRUE);
+}
+
static void
gtk_tree_view_unref_tree_helper (GtkTreeModel *model,
GtkTreeIter *iter,
column->displayed_width = MAX (GTK_WIDGET (tree_view)->allocation.width, tree_view->priv->width) - width;
}
+static void
+gtk_tree_view_set_cursor_focus (GtkTreeView *tree_view)
+
+{
+ GtkTreePath *cursor_path;
+
+ if ((tree_view->priv->tree == NULL) ||
+ (! GTK_WIDGET_REALIZED (tree_view)))
+ return;
+
+ if (tree_view->priv->selection == NULL)
+ tree_view->priv->selection =
+ _gtk_tree_selection_new_with_tree_view (tree_view);
+
+ GTK_TREE_VIEW_SET_FLAG (tree_view, GTK_TREE_VIEW_DRAW_KEYFOCUS);
+ gtk_widget_grab_focus (GTK_WIDGET (tree_view));
+
+ cursor_path = NULL;
+ if (tree_view->priv->cursor)
+ cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
+
+ if (cursor_path == NULL)
+ {
+ GtkTreePath *tmp_path = gtk_tree_path_new_root ();
+ /* FIXME: Get the first one visible!!! */
+ if (tree_view->priv->cursor)
+ gtk_tree_row_reference_free (tree_view->priv->cursor);
+
+ tree_view->priv->cursor =
+ gtk_tree_row_reference_new_proxy (G_OBJECT (tree_view), tree_view->priv->model, tmp_path);
+ cursor_path = tmp_path;
+ }
+
+ gtk_tree_selection_select_path (tree_view->priv->selection, cursor_path);
+ gtk_tree_view_queue_draw_path (tree_view, cursor_path, NULL);
+ gtk_tree_path_free (cursor_path);
+
+}
+
+static void
+gtk_tree_view_move_cursor_up_down (GtkTreeView *tree_view,
+ gint count,
+ gboolean extend_selection)
+{
+ GtkRBTree *cursor_tree = NULL;
+ GtkRBNode *cursor_node = NULL;
+ GtkTreePath *cursor_path = NULL;
+
+ cursor_path = NULL;
+ if (tree_view->priv->cursor)
+ cursor_path = gtk_tree_row_reference_get_path (tree_view->priv->cursor);
+
+ g_print ("up_down: cursor path is %s\n", cursor_path?"non NULL":"NULL");
+ _gtk_tree_view_find_node (tree_view, cursor_path,
+ &cursor_tree,
+ &cursor_node);
+ gtk_tree_view_queue_draw_path (tree_view, cursor_path, NULL);
+ if (tree_view->priv->cursor)
+ {
+ gtk_tree_row_reference_free (tree_view->priv->cursor);
+ tree_view->priv->cursor = NULL;
+ }
+
+ if (count == -1)
+ _gtk_rbtree_prev_full (cursor_tree, cursor_node,
+ &cursor_tree, &cursor_node);
+ else
+ _gtk_rbtree_next_full (cursor_tree, cursor_node,
+ &cursor_tree, &cursor_node);
+ gtk_tree_path_free (cursor_path);
+
+ if (cursor_node)
+ {
+ cursor_path = _gtk_tree_view_find_path (tree_view,
+ cursor_tree,
+ cursor_node);
+ if (cursor_path)
+ {
+ _gtk_tree_selection_internal_select_node (tree_view->priv->selection,
+ cursor_node,
+ cursor_tree,
+ cursor_path,
+ extend_selection?0:0);
+
+ tree_view->priv->cursor = gtk_tree_row_reference_new_proxy (G_OBJECT (tree_view), tree_view->priv->model, cursor_path);
+ gtk_tree_view_queue_draw_path (tree_view, cursor_path, NULL);
+
+ gtk_tree_path_free (cursor_path);
+ }
+ gtk_tree_view_clamp_node_visible (tree_view, cursor_tree, cursor_node);
+ gtk_widget_grab_focus (GTK_WIDGET (tree_view));
+ }
+}
+
void
_gtk_tree_view_update_size (GtkTreeView *tree_view)
{
gint position,
gchar *title,
GtkCellRenderer *cell,
- GtkCellDataFunc func,
+ GtkTreeCellDataFunc func,
gpointer data,
GDestroyNotify dnotify)
{
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