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authorSoren Sandmann <sandmann@daimi.au.dk>2003-10-30 02:26:30 +0800
committerMarco Pesenti Gritti <marco@src.gnome.org>2003-10-30 02:26:30 +0800
commitcc10162908abf03fe5e1998d5cee1b41f21e791c (patch)
tree581eb93f72aa506f35e15207347012c9c7419b18 /lib
parent12070577c357bfad452af9f0575cbd374d559a70 (diff)
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Make it use new api and make the highlighting a good deal smoother.
2003-10-29 Soren Sandmann <sandmann@daimi.au.dk> * lib/egg/egg-editable-toolbar.c: (drag_data_received_cb), (free_dragged_item), (toolbar_drag_drop_cb), (toolbar_drag_motion_cb), (toolbar_drag_leave_cb), (toolbar_added_cb), (item_removed_cb): Make it use new api and make the highlighting a good deal smoother.
Diffstat (limited to 'lib')
-rwxr-xr-xlib/egg/egg-editable-toolbar.c169
1 files changed, 102 insertions, 67 deletions
diff --git a/lib/egg/egg-editable-toolbar.c b/lib/egg/egg-editable-toolbar.c
index 349f6514a..3849b356c 100755
--- a/lib/egg/egg-editable-toolbar.c
+++ b/lib/egg/egg-editable-toolbar.c
@@ -60,8 +60,8 @@ enum
enum
{
- ACTION_REQUEST,
- LAST_SIGNAL
+ ACTION_REQUEST,
+ LAST_SIGNAL
};
static guint egg_editable_toolbar_signals[LAST_SIGNAL] = { 0 };
@@ -74,8 +74,11 @@ struct EggEditableToolbarPrivate
EggToolbarsModel *model;
gboolean edit_mode;
GtkWidget *selected_toolbar;
- GtkWidget *dragged_item;
GtkWidget *fixed_toolbar;
+
+ gboolean pending;
+ GtkToolbar *target_toolbar;
+ GtkWidget *dragged_item;
};
GType
@@ -379,22 +382,6 @@ data_is_separator (const char *data)
}
static void
-set_status_pending (GdkDragContext *context,
- GdkDragAction suggested_action)
-{
- g_object_set_data (G_OBJECT (context),
- "gtk-calendar-status-pending",
- GINT_TO_POINTER (suggested_action));
-}
-
-static GdkDragAction
-get_status_pending (GdkDragContext *context)
-{
- return GPOINTER_TO_INT (g_object_get_data (G_OBJECT (context),
- "gtk-calendar-status-pending"));
-}
-
-static void
drag_data_received_cb (GtkWidget *widget,
GdkDragContext *context,
gint x,
@@ -404,46 +391,57 @@ drag_data_received_cb (GtkWidget *widget,
guint time,
EggEditableToolbar *etoolbar)
{
- GdkDragAction suggested_action;
- int pos, toolbar_pos;
-
- suggested_action = get_status_pending (context);
+ /* This function can be called for two reasons
+ *
+ * (1) drag_motion() needs an item to pass to
+ * gtk_toolbar_set_drop_highlight_item(). We can
+ * recognize this case by etoolbar->priv->pending being TRUE
+ * We should just create an item and return.
+ *
+ * (2) The drag has finished, and drag_drop() wants us to
+ * actually add a new item to the toolbar.
+ */
- if (suggested_action)
+ if (etoolbar->priv->pending)
{
- set_status_pending (context, 0);
+ etoolbar->priv->pending = FALSE;
etoolbar->priv->dragged_item =
create_item_from_action (etoolbar, selection_data->data,
data_is_separator (selection_data->data));
- gdk_drag_status (context, suggested_action, time);
- return;
}
+ else
+ {
+ int pos, toolbar_pos;
- pos = gtk_toolbar_get_drop_index (GTK_TOOLBAR (widget), x, y);
- toolbar_pos = get_toolbar_position (etoolbar, widget);
-
- if (data_is_separator (selection_data->data))
- {
- egg_toolbars_model_add_separator (etoolbar->priv->model,
- toolbar_pos, pos);
- }
- else
- {
- GdkAtom target;
- char *type;
- char *id;
-
- target = gtk_drag_dest_find_target (widget, context, NULL);
- type = egg_toolbars_model_get_item_type (etoolbar->priv->model, target);
- id = egg_toolbars_model_get_item_id (etoolbar->priv->model, type,
- selection_data->data);
- egg_toolbars_model_add_item (etoolbar->priv->model,
- toolbar_pos, pos, id, type);
- g_free (type);
- g_free (id);
- }
+ pos = gtk_toolbar_get_drop_index (GTK_TOOLBAR (widget), x, y);
+ toolbar_pos = get_toolbar_position (etoolbar, widget);
- gtk_drag_finish (context, TRUE, context->action == GDK_ACTION_MOVE, time);
+ if (data_is_separator (selection_data->data))
+ {
+ egg_toolbars_model_add_separator (etoolbar->priv->model,
+ toolbar_pos, pos);
+ }
+ else
+ {
+ GdkAtom target;
+ char *type;
+ char *id;
+
+ target = gtk_drag_dest_find_target (widget, context, NULL);
+ type = egg_toolbars_model_get_item_type (etoolbar->priv->model,
+ target);
+ id = egg_toolbars_model_get_item_id (etoolbar->priv->model, type,
+ selection_data->data);
+
+ egg_toolbars_model_add_item (etoolbar->priv->model,
+ toolbar_pos, pos, id, type);
+ g_free (type);
+ g_free (id);
+ }
+
+ gtk_drag_finish (context, TRUE, context->action == GDK_ACTION_MOVE,
+ time);
+ }
}
static void
@@ -502,10 +500,11 @@ static void
free_dragged_item (EggEditableToolbar *etoolbar)
{
if (etoolbar->priv->dragged_item)
- {
- gtk_widget_destroy (etoolbar->priv->dragged_item);
- etoolbar->priv->dragged_item = NULL;
- }
+ {
+ gtk_widget_destroy (etoolbar->priv->dragged_item);
+ g_object_unref (etoolbar->priv->dragged_item);
+ etoolbar->priv->dragged_item = NULL;
+ }
}
static gboolean
@@ -518,8 +517,6 @@ toolbar_drag_drop_cb (GtkWidget *widget,
{
GdkAtom target;
- free_dragged_item (etoolbar);
-
target = gtk_drag_dest_find_target (widget, context, NULL);
if (target != GDK_NONE)
{
@@ -529,6 +526,8 @@ toolbar_drag_drop_cb (GtkWidget *widget,
return TRUE;
}
+ free_dragged_item (etoolbar);
+
return FALSE;
}
@@ -542,22 +541,42 @@ toolbar_drag_motion_cb (GtkWidget *widget,
{
GdkAtom target;
int index;
+ GtkToolbar *toolbar = GTK_TOOLBAR (widget);
GtkToolItem *item;
target = gtk_drag_dest_find_target (widget, context, NULL);
if (target == GDK_NONE)
{
gdk_drag_status (context, 0, time);
+ return FALSE;
}
- else
+
+ if (etoolbar->priv->target_toolbar != toolbar)
{
- set_status_pending (context, context->suggested_action);
+ if (etoolbar->priv->target_toolbar)
+ gtk_toolbar_set_drop_highlight_item (toolbar, NULL, 0);
+
+ free_dragged_item (etoolbar);
+ etoolbar->priv->pending = TRUE;
+
+ etoolbar->priv->target_toolbar = toolbar;
+
+ /* The handler will make sure the item is created */
gtk_drag_get_data (widget, context, target, time);
+
+ g_assert (etoolbar->priv->dragged_item);
+ g_assert (!etoolbar->priv->pending);
+
+ g_object_ref (etoolbar->priv->dragged_item);
+ gtk_object_sink (GTK_OBJECT (etoolbar->priv->dragged_item));
}
- index = gtk_toolbar_get_drop_index (GTK_TOOLBAR (widget), x, y);
item = GTK_TOOL_ITEM (etoolbar->priv->dragged_item);
- gtk_toolbar_highlight_drop_location (GTK_TOOLBAR (widget), index, item);
+
+ index = gtk_toolbar_get_drop_index (toolbar, x, y);
+ gtk_toolbar_set_drop_highlight_item (toolbar, item, index);
+
+ gdk_drag_status (context, context->suggested_action, time);
return TRUE;
}
@@ -568,8 +587,22 @@ toolbar_drag_leave_cb (GtkToolbar *toolbar,
guint time,
EggEditableToolbar *etoolbar)
{
- free_dragged_item (etoolbar);
- gtk_toolbar_unhighlight_drop_location (toolbar);
+ /* This is a workaround for bug 125557. Sometimes
+ * we seemingly enter another toolbar *before* leaving
+ * the current one.
+ *
+ * In that case etoolbar->priv->target_toolbar will
+ * have been set to something else and the highlighting
+ * will already have been turned off
+ */
+
+ if (etoolbar->priv->target_toolbar == toolbar)
+ {
+ gtk_toolbar_set_drop_highlight_item (toolbar, NULL, 0);
+
+ etoolbar->priv->target_toolbar = NULL;
+ free_dragged_item (etoolbar);
+ }
}
static GtkWidget *
@@ -690,6 +723,8 @@ toolbar_added_cb (EggToolbarsModel *model,
gtk_box_reorder_child (GTK_BOX (t), dock, position);
+ gtk_widget_show_all (dock);
+
update_fixed (t);
}
@@ -738,10 +773,10 @@ item_removed_cb (EggToolbarsModel *model,
gtk_container_remove (GTK_CONTAINER (toolbar), item);
if (egg_toolbars_model_n_items (model, toolbar_position) == 0)
- {
- gtk_widget_set_size_request (toolbar, -1, MIN_TOOLBAR_HEIGHT);
- egg_toolbars_model_remove_toolbar (model, toolbar_position);
- }
+ {
+ gtk_widget_set_size_request (toolbar, -1, MIN_TOOLBAR_HEIGHT);
+ egg_toolbars_model_remove_toolbar (model, toolbar_position);
+ }
}
static void