/* Ignores (x, y) on input, translates event coordinates to
* allocation relative (x, y) of the returned widget.
*/
static GtkWidget *
find_topmost_widget_coords_from_event (GdkEvent *event,
gint *x,
gint *y)
{
gint tx, ty;
gdouble dx, dy;
GtkWidget *tmp;
gdk_event_get_coords (event, &dx, &dy);
tx = dx;
ty = dy;
/* Returns coordinates relative to tmp's allocation. */
tmp = find_widget_under_pointer (event->any.window, &tx, &ty);
if (!tmp)
return NULL;
/* Make sure the pointer can actually be on the widget returned. */
if (tx < 0 || tx >= tmp->allocation.width ||
ty < 0 || ty >= tmp->allocation.height)
return NULL;
if (x)
*x = tx;
if (y)
*y = ty;
return tmp;
}
static gboolean
gimp_ui_manager_item_key_press (GtkWidget *widget,
GdkEventKey *kevent,
GimpUIManager *manager)
{
gchar *help_id = NULL;
while (! help_id)
{
GtkWidget *menu_item = GTK_MENU_SHELL (widget)->active_menu_item;
if (! menu_item && GTK_IS_MENU (widget))
{
GtkWidget *parent = gtk_widget_get_parent (widget);
GdkWindow *window = gtk_widget_get_window (parent);
gint x, y;
gdk_window_get_pointer (window, &x, &y, NULL);
menu_item = find_widget_under_pointer (window, &x, &y);
if (menu_item && ! GTK_IS_MENU_ITEM (menu_item))
{
menu_item = gtk_widget_get_ancestor (menu_item,
GTK_TYPE_MENU_ITEM);
if (! GTK_IS_MENU_ITEM (menu_item))
menu_item = NULL;
}
}
/* first, get the help page from the item...
*/
if (menu_item)
{
help_id = g_object_get_qdata (G_OBJECT (menu_item), GIMP_HELP_ID);
if (help_id && ! strlen (help_id))
help_id = NULL;
}
/* ...then try the parent menu...
*/
if (! help_id)
{
help_id = g_object_get_qdata (G_OBJECT (widget), GIMP_HELP_ID);
if (help_id && ! strlen (help_id))
help_id = NULL;
}
/* ...finally try the menu's parent (if any)
*/
if (! help_id)
{
menu_item = NULL;
if (GTK_IS_MENU (widget))
menu_item = gtk_menu_get_attach_widget (GTK_MENU (widget));
if (! menu_item)
break;
widget = gtk_widget_get_parent (menu_item);
if (! widget)
break;
}
}
/* For any valid accelerator key except F1, continue with the
* standard GtkMenuShell callback and assign a new shortcut, but
* don't assign a shortcut to the help menu entries ...
*/
if (kevent->keyval != GDK_KEY_F1)
{
if (help_id &&
gtk_accelerator_valid (kevent->keyval, 0) &&
(strcmp (help_id, GIMP_HELP_HELP) == 0 ||
strcmp (help_id, GIMP_HELP_HELP_CONTEXT) == 0))
{
return TRUE;
}
return FALSE;
}
/* ...finally, if F1 was pressed over any menu, show its help page... */
if (help_id)
{
gchar *help_domain = NULL;
gchar *help_string = NULL;
gchar *domain_separator;
help_id = g_strdup (help_id);
domain_separator = strchr (help_id, '?');
if (domain_separator)
{
*domain_separator = '\0';
help_domain = g_strdup (help_id);
help_string = g_strdup (domain_separator + 1);
}
else
{
help_string = g_strdup (help_id);
}
gimp_help (manager->gimp, NULL, help_domain, help_string);
g_free (help_domain);
g_free (help_string);
g_free (help_id);
}
return TRUE;
}
static void
gtk_tooltip_show_tooltip (GdkDisplay *display)
{
gint x, y;
GdkScreen *screen;
GdkWindow *window;
GtkWidget *tooltip_widget;
GtkWidget *pointer_widget;
GtkTooltip *tooltip;
gboolean has_tooltip;
gboolean return_value = FALSE;
tooltip = g_object_get_data (G_OBJECT (display),
"gdk-display-current-tooltip");
if (tooltip->keyboard_mode_enabled)
{
x = y = -1;
pointer_widget = tooltip_widget = tooltip->keyboard_widget;
}
else
{
window = tooltip->last_window;
if (!GDK_IS_WINDOW (window))
return;
gdk_window_get_origin (window, &x, &y);
x = tooltip->last_x - x;
y = tooltip->last_y - y;
pointer_widget = tooltip_widget = find_widget_under_pointer (window,
&x, &y);
}
if (!tooltip_widget)
return;
g_object_get (tooltip_widget, "has-tooltip", &has_tooltip, NULL);
return_value = gtk_tooltip_run_requery (&tooltip_widget, tooltip, &x, &y);
if (!return_value)
return;
if (!tooltip->current_window)
{
if (gtk_widget_get_tooltip_window (tooltip_widget))
tooltip->current_window = gtk_widget_get_tooltip_window (tooltip_widget);
else
tooltip->current_window = GTK_WINDOW (GTK_TOOLTIP (tooltip)->window);
}
screen = gtk_widget_get_screen (tooltip_widget);
/* FIXME: should use tooltip->current_window iso tooltip->window */
if (screen != gtk_widget_get_screen (tooltip->window))
{
g_signal_handlers_disconnect_by_func (display,
gtk_tooltip_display_closed,
tooltip);
gtk_window_set_screen (GTK_WINDOW (tooltip->window), screen);
g_signal_connect (display, "closed",
G_CALLBACK (gtk_tooltip_display_closed), tooltip);
}
gtk_tooltip_position (tooltip, display, tooltip_widget);
/* Now a tooltip is visible again on the display, make sure browse
* mode is enabled.
*/
tooltip->browse_mode_enabled = TRUE;
if (tooltip->browse_mode_timeout_id)
{
g_source_remove (tooltip->browse_mode_timeout_id);
tooltip->browse_mode_timeout_id = 0;
}
}