Ejemplo n.º 1
0
static void
anjuta_window_maximize_widget (AnjutaShell *shell,
                            const char  *widget_name,
                            GError **error)
{
	AnjutaWindow *win = NULL;
	GtkWidget *dock_item = NULL;
	gpointer  value, key;
	GtkWidget *widget = NULL;
	GHashTableIter iter;

	/* AnjutaWindow assertions */
	g_return_if_fail (ANJUTA_IS_WINDOW (shell));
	win = ANJUTA_WINDOW (shell);

	/* If win->maximized is TRUE then another widget is already maximized.
	   Restoring the UI for a new maximization. */
	if(win->maximized)
		gdl_dock_layout_load_layout (win->layout_manager, "back-up");

	/* Back-up the layout so it can be restored */
	gdl_dock_layout_save_layout(win->layout_manager, "back-up");

	/* Mark the win as maximized (the other widgets except center are hidden) */
	win->maximized = TRUE;

	/* Hide all DockItem's except the ones positioned in the center */
	g_hash_table_iter_init (&iter, win->widgets);
	while (g_hash_table_iter_next (&iter, &key, &value))
	{
		if (value == NULL)
			continue;

		/* Widget assertions */
		widget = GTK_WIDGET (value);
		if(!GTK_IS_WIDGET (widget))
			continue;

		/* DockItem assertions */
		dock_item = g_object_get_data (G_OBJECT (widget), "dockitem");
		if(dock_item == NULL || !GDL_IS_DOCK_ITEM (dock_item))
			continue;

		if(!g_strcmp0((gchar*)key, widget_name))
		{
			/* If it's the widget requesting maximization then make sure the 
			 * widget is visible*/
			gdl_dock_item_show_item (GDL_DOCK_ITEM (dock_item));
		}
		else
		{
			/* Hide the other item */
			gdl_dock_item_hide_item (GDL_DOCK_ITEM (dock_item));
		}
	}
}
Ejemplo n.º 2
0
static void
on_toggle_widget_view (GtkCheckMenuItem *menuitem, GtkWidget *dockitem)
{
	gboolean state;
	state = gtk_check_menu_item_get_active (menuitem);
	if (state)
		gdl_dock_item_show_item (GDL_DOCK_ITEM (dockitem));
	else
		gdl_dock_item_hide_item (GDL_DOCK_ITEM (dockitem));
}
Ejemplo n.º 3
0
void
gdl_dock_master_remove (GdlDockMaster *master,
                        GdlDockObject *object)
{
    g_return_if_fail (master != NULL && object != NULL);

    /* remove from locked/unlocked hashes and property change if
     * that's the case */
    if (GDL_IS_DOCK_ITEM (object) && GDL_DOCK_ITEM_HAS_GRIP (GDL_DOCK_ITEM (object))) {
        gint locked = COMPUTE_LOCKED (master);
        if (g_hash_table_remove (master->_priv->locked_items, object) ||
            g_hash_table_remove (master->_priv->unlocked_items, object)) {
            if (COMPUTE_LOCKED (master) != locked)
                g_object_notify (G_OBJECT (master), "locked");
        }
    }
        
    /* ref the master, since removing the controller could cause master disposal */
    g_object_ref (master);
    
    /* all the interesting stuff happens in _gdl_dock_master_remove */
    _gdl_dock_master_remove (object, master);

    /* post a layout_changed emission if the item is not automatic
     * (since it should be removed from the items model) */
    if (!GDL_DOCK_OBJECT_AUTOMATIC (object)) {
        if (!master->_priv->idle_layout_changed_id)
            master->_priv->idle_layout_changed_id =
                g_idle_add (idle_emit_layout_changed, master);
    }
    
    /* balance ref count */
    g_object_unref (master);
}
Ejemplo n.º 4
0
void
gdl_dock_add_item (GdlDock          *dock,
                   GdlDockItem      *item,
                   GdlDockPlacement  placement)
{
    g_return_if_fail (dock != NULL);
    g_return_if_fail (item != NULL);

    if (placement == GDL_DOCK_FLOATING)
        /* Add the item to a new floating dock */
        gdl_dock_add_floating_item (dock, item, 0, 0, -1, -1);

    else {
        GdlDockItem *best_dock_item;
        /* Non-floating item. */
        if (dock->root) {
            GdlDockPlacement local_placement;
            GtkRequisition preferred_size;
            
            best_dock_item =
                gdl_dock_find_best_placement_item (GDL_DOCK_ITEM (dock->root),
                                                   placement, 0);
            local_placement = gdl_dock_refine_placement (dock, best_dock_item,
                                                         placement);
if(local_placement != placement) gwarn("placement changed");
            gdl_dock_object_dock (GDL_DOCK_OBJECT (best_dock_item),
                                  GDL_DOCK_OBJECT (item),
                                  local_placement, NULL);
        } else {
            gdl_dock_object_dock (GDL_DOCK_OBJECT (dock),
                                  GDL_DOCK_OBJECT (item),
                                  placement, NULL);
        }
    }
}
Ejemplo n.º 5
0
Archivo: gdl-dock.c Proyecto: vldm/gdl
/**
 * gdl_dock_add_item:
 * @dock: A #GdlDock widget
 * @item: A #GdlDockItem widget
 * @placement: A position for the widget
 *
 * Dock in @dock, the widget @item at the position defined by @placement. The
 * function takes care of finding the right parent widget eventually creating
 * it if needed.
 */
void
gdl_dock_add_item (GdlDock          *dock,
                   GdlDockItem      *item,
                   GdlDockPlacement  placement)
{
    GdlDockObject *placeholder;
    GdlDockObject *parent = NULL;
    GdlDockPlacement place;

    g_return_if_fail (dock != NULL);
    g_return_if_fail (item != NULL);

    /* Check if a placeholder widget already exist in the same dock */
    placeholder = gdl_dock_master_get_object (GDL_DOCK_MASTER (gdl_dock_object_get_master (GDL_DOCK_OBJECT (dock))), gdl_dock_object_get_name (GDL_DOCK_OBJECT (item)));
    if ((placeholder != GDL_DOCK_OBJECT (item)) && (placeholder != NULL)) {
        if (gdl_dock_object_get_toplevel (placeholder) == dock) {
            parent = gdl_dock_object_get_parent_object (placeholder);
        } else {
            gtk_widget_destroy (GTK_WIDGET (placeholder));
        }
    }

    if (parent && gdl_dock_object_child_placement (parent, placeholder, &place))
    {
        gdl_dock_object_freeze (GDL_DOCK_OBJECT (parent));
        gtk_widget_destroy (GTK_WIDGET (placeholder));

        gdl_dock_object_dock (GDL_DOCK_OBJECT (parent),
                              GDL_DOCK_OBJECT (item),
                              place, NULL);
        gdl_dock_object_thaw (GDL_DOCK_OBJECT (parent));
    }
    else if (placement == GDL_DOCK_FLOATING)
        /* Add the item to a new floating dock */
        gdl_dock_add_floating_item (dock, item, 0, 0, -1, -1);

    else {
        GdlDockItem *best_dock_item;
        /* Non-floating item. */
        if (dock->priv->root) {
            GdlDockPlacement local_placement;
            GtkRequisition preferred_size;

            best_dock_item =
                gdl_dock_find_best_placement_item (GDL_DOCK_ITEM (dock->priv->root),
                                                   placement, 0);
            local_placement = gdl_dock_refine_placement (dock, best_dock_item,
                                                         placement);
            gdl_dock_object_dock (GDL_DOCK_OBJECT (best_dock_item),
                                  GDL_DOCK_OBJECT (item),
                                  local_placement, NULL);
        } else {
            gdl_dock_object_dock (GDL_DOCK_OBJECT (dock),
                                  GDL_DOCK_OBJECT (item),
                                  placement, NULL);
        }
    }
}
Ejemplo n.º 6
0
static void
gdl_dock_add (GtkContainer *container,
              GtkWidget    *widget)
{
    g_return_if_fail (container != NULL);
    g_return_if_fail (GDL_IS_DOCK (container));
    g_return_if_fail (GDL_IS_DOCK_ITEM (widget));

    gdl_dock_add_item (GDL_DOCK (container), 
                       GDL_DOCK_ITEM (widget), 
                       GDL_DOCK_TOP);  /* default position */
}
Ejemplo n.º 7
0
void Dock::addItem(DockItem& item, DockItem::Placement placement)
{
    _dock_items.push_back(&item);
    gdl_dock_add_item(GDL_DOCK(_gdl_dock),
                      GDL_DOCK_ITEM(item.gobj()),
                      (GdlDockPlacement)placement);

    // FIXME: This is a hack to prevent the dock from expanding the main window, this can't be done
    // initially as the paned doesn't exist.
    if (Gtk::Paned *paned = getParentPaned()) {
        paned->set_resize_mode(Gtk::RESIZE_QUEUE);
    }
}
Ejemplo n.º 8
0
GdlDockItem *
gdl_dock_get_item_by_name (GdlDock     *dock,
                           const gchar *name)
{
    GdlDockObject *found;
    
    g_return_val_if_fail (dock != NULL && name != NULL, NULL);
    
    /* proxy the call to our master */
    found = gdl_dock_master_get_object (GDL_DOCK_OBJECT_GET_MASTER (dock), name);

    return (found && GDL_IS_DOCK_ITEM (found)) ? GDL_DOCK_ITEM (found) : NULL;
}
Ejemplo n.º 9
0
static gboolean
gdl_dock_floating_window_delete_event_cb (GtkWidget *widget)
{
    GdlDock *dock;
    
    g_return_val_if_fail (GTK_IS_WINDOW (widget), FALSE);
    
    dock = GDL_DOCK (g_object_get_data (G_OBJECT (widget), "dock"));
    if (dock->root) {
        /* this will call reduce on ourselves, hiding the window if appropiate */
        gdl_dock_item_hide_item (GDL_DOCK_ITEM (dock->root));
    }

    return TRUE;
}
Ejemplo n.º 10
0
static void
gdl_dock_master_lock_unlock (GdlDockMaster *master,
                             gboolean       locked)
{
    GList *l;
    
    for (l = master->toplevel_docks; l; l = l->next) {
        GdlDock *dock = GDL_DOCK (l->data);
        if (dock->root)
            foreach_lock_unlock (GDL_DOCK_ITEM (dock->root), locked);
    }

    /* just to be sure hidden items are set too */
    gdl_dock_master_foreach (master,
                             (GFunc) foreach_lock_unlock,
                             GINT_TO_POINTER (locked));
}
Ejemplo n.º 11
0
static void
anjuta_window_show_dockable_widget (AnjutaShell *shell, GtkWidget* widget,
                                 GError **error)
{
	AnjutaWindow *win = NULL;
	GtkWidget *dock_item = NULL;

	/* Argumments assertions */
	g_return_if_fail (ANJUTA_IS_WINDOW (shell));
	g_return_if_fail (GTK_IS_WIDGET (widget));

	win = ANJUTA_WINDOW (shell);
	g_return_if_fail (win->widgets != NULL);

	dock_item = g_object_get_data (G_OBJECT (widget), "dockitem");
	g_return_if_fail (dock_item != NULL);

	/* Show the dockable item */
	gdl_dock_item_show_item(GDL_DOCK_ITEM (dock_item));
}
Ejemplo n.º 12
0
static void
set_switcher_style_foreach (GtkWidget *obj, gpointer user_data)
{
    GdlSwitcherStyle style = GPOINTER_TO_INT (user_data);
    
    if (!GDL_IS_DOCK_ITEM (obj))
        return;
    
    if (GDL_IS_DOCK_NOTEBOOK (obj)) {
        
        GtkWidget *child = GDL_DOCK_ITEM (obj)->child;
        if (GDL_IS_SWITCHER (child)) {
            
            g_object_set (child, "switcher-style", style, NULL);
        }
    } else if (gdl_dock_object_is_compound (GDL_DOCK_OBJECT (obj))) {
        
        gtk_container_foreach (GTK_CONTAINER (obj),
                               set_switcher_style_foreach,
                               user_data);
    }
}
Ejemplo n.º 13
0
void
gdl_dock_master_add (GdlDockMaster *master,
                     GdlDockObject *object)
{
    g_return_if_fail (master != NULL && object != NULL);

    if (!GDL_DOCK_OBJECT_AUTOMATIC (object)) {
        GdlDockObject *found_object;
        
        /* create a name for the object if it doesn't have one */
        if (!object->name)
            /* directly set the name, since it's a construction only
               property */
            object->name = g_strdup_printf ("__dock_%u", master->_priv->number++);
        
        /* add the object to our hash list */
        if ((found_object = g_hash_table_lookup (master->dock_objects, object->name))) {
            g_warning (_("master %p: unable to add object %p[%s] to the hash.  "
                         "There already is an item with that name (%p)."),
                       master, object, object->name, found_object);
        }
        else {
            g_object_ref_sink (object);
            g_hash_table_insert (master->dock_objects, g_strdup (object->name), object);
        }
    }
    
    if (GDL_IS_DOCK (object)) {
        gboolean floating;
        
        /* if this is the first toplevel we are adding, name it controller */
        if (!master->toplevel_docks)
            /* the dock should already have the ref */
            master->controller = object;
        
        /* add dock to the toplevel list */
        g_object_get (object, "floating", &floating, NULL);
        if (floating)
            master->toplevel_docks = g_list_prepend (master->toplevel_docks, object);
        else
            master->toplevel_docks = g_list_append (master->toplevel_docks, object);

        /* we are interested in the dock request this toplevel
         * receives to update the layout */
        g_signal_connect (object, "dock",
                          G_CALLBACK (item_dock_cb), master);

    }
    else if (GDL_IS_DOCK_ITEM (object)) {
        /* we need to connect the item's signals */
        g_signal_connect (object, "dock_drag_begin",
                          G_CALLBACK (gdl_dock_master_drag_begin), master);
        g_signal_connect (object, "dock_drag_motion",
                          G_CALLBACK (gdl_dock_master_drag_motion), master);
        g_signal_connect (object, "dock_drag_end",
                          G_CALLBACK (gdl_dock_master_drag_end), master);
        g_signal_connect (object, "dock",
                          G_CALLBACK (item_dock_cb), master);
        g_signal_connect (object, "detach",
                          G_CALLBACK (item_detach_cb), master);

        /* register to "locked" notification if the item has a grip,
         * and add the item to the corresponding hash */
        if (GDL_DOCK_ITEM_HAS_GRIP (GDL_DOCK_ITEM (object))) {
            g_signal_connect (object, "notify::locked",
                              G_CALLBACK (item_notify_cb), master);
            item_notify_cb (object, NULL, master);
        }
        
        /* If the item is notebook, set the switcher style */
        if (GDL_IS_DOCK_NOTEBOOK (object) &&
            GDL_IS_SWITCHER (GDL_DOCK_ITEM (object)->child))
        {
            g_object_set (GDL_DOCK_ITEM (object)->child, "switcher-style",
                          master->_priv->switcher_style, NULL);
        }
        
        /* post a layout_changed emission if the item is not automatic
         * (since it should be added to the items model) */
        if (!GDL_DOCK_OBJECT_AUTOMATIC (object)) {
            if (!master->_priv->idle_layout_changed_id)
                master->_priv->idle_layout_changed_id =
                    g_idle_add (idle_emit_layout_changed, master);
        }
    }
}
Ejemplo n.º 14
0
static void
gdl_dock_master_drag_motion (GdlDockItem *item, 
                             gint         root_x, 
                             gint         root_y,
                             gpointer     data)
{
    GdlDockMaster  *master;
    GdlDockRequest  my_request, *request;
    GdkWindow      *window;
    gint            win_x, win_y;
    gint            x, y;
    GdlDock        *dock = NULL;
    gboolean        may_dock = FALSE;
    
    g_return_if_fail (item != NULL && data != NULL);

    master = GDL_DOCK_MASTER (data);
    request = master->_priv->drag_request;

    g_return_if_fail (GDL_DOCK_OBJECT (item) == request->applicant);
    
    my_request = *request;

    /* first look under the pointer */
    window = gdk_window_at_pointer (&win_x, &win_y);
    if (window) {
        GtkWidget *widget;
        /* ok, now get the widget who owns that window and see if we can
           get to a GdlDock by walking up the hierarchy */
        gdk_window_get_user_data (window, (gpointer) &widget);
        if (GTK_IS_WIDGET (widget)) {
            while (widget && (!GDL_IS_DOCK (widget) || 
	           GDL_DOCK_OBJECT_GET_MASTER (widget) != master))
                widget = widget->parent;
            if (widget) {
                gint win_w, win_h;
                
                /* verify that the pointer is still in that dock
                   (the user could have moved it) */
                gdk_window_get_geometry (widget->window,
                                         NULL, NULL, &win_w, &win_h, NULL);
                gdk_window_get_origin (widget->window, &win_x, &win_y);
                if (root_x >= win_x && root_x < win_x + win_w &&
                    root_y >= win_y && root_y < win_y + win_h)
                    dock = GDL_DOCK (widget);
            }
        }
    }

    if (dock) {
        /* translate root coordinates into dock object coordinates
           (i.e. widget coordinates) */
        gdk_window_get_origin (GTK_WIDGET (dock)->window, &win_x, &win_y);
        x = root_x - win_x;
        y = root_y - win_y;
        may_dock = gdl_dock_object_dock_request (GDL_DOCK_OBJECT (dock),
                                                 x, y, &my_request);
    }
    else {
        GList *l;

        /* try to dock the item in all the docks in the ring in turn */
        for (l = master->toplevel_docks; l; l = l->next) {
            dock = GDL_DOCK (l->data);
            /* translate root coordinates into dock object coordinates
               (i.e. widget coordinates) */
            gdk_window_get_origin (GTK_WIDGET (dock)->window, &win_x, &win_y);
            x = root_x - win_x;
            y = root_y - win_y;
            may_dock = gdl_dock_object_dock_request (GDL_DOCK_OBJECT (dock),
                                                     x, y, &my_request);
            if (may_dock)
                break;
        }
    }

  
    if (!may_dock) {
        GtkRequisition req;
	/* Special case for GdlDockItems : they must respect the flags */
	if(GDL_IS_DOCK_ITEM(item)
	&& GDL_DOCK_ITEM(item)->behavior & GDL_DOCK_ITEM_BEH_NEVER_FLOATING)
	    return;

        dock = NULL;
        my_request.target = GDL_DOCK_OBJECT (
            gdl_dock_object_get_toplevel (request->applicant));
        my_request.position = GDL_DOCK_FLOATING;

        gdl_dock_item_preferred_size (GDL_DOCK_ITEM (request->applicant), &req);
        my_request.rect.width = req.width;
        my_request.rect.height = req.height;

        my_request.rect.x = root_x - GDL_DOCK_ITEM (request->applicant)->dragoff_x;
        my_request.rect.y = root_y - GDL_DOCK_ITEM (request->applicant)->dragoff_y;

        /* setup extra docking information */
        if (G_IS_VALUE (&my_request.extra))
            g_value_unset (&my_request.extra);

        g_value_init (&my_request.extra, GDK_TYPE_RECTANGLE);
        g_value_set_boxed (&my_request.extra, &my_request.rect);
    }
    /* if we want to enforce GDL_DOCK_ITEM_BEH_NEVER_FLOATING		*/
    /* the item must remain attached to the controller, otherwise	*/
    /* it could be inserted in another floating dock			*/
    /* so check for the flag at this moment				*/
    else if(GDL_IS_DOCK_ITEM(item)
	&& GDL_DOCK_ITEM(item)->behavior & GDL_DOCK_ITEM_BEH_NEVER_FLOATING
	&& dock != GDL_DOCK(master->controller))
	    return;

    if (!(my_request.rect.x == request->rect.x &&
          my_request.rect.y == request->rect.y &&
          my_request.rect.width == request->rect.width &&
          my_request.rect.height == request->rect.height &&
          dock == master->_priv->rect_owner)) {

        /* erase the previous rectangle */
        if (master->_priv->rect_drawn)
            gdl_dock_master_xor_rect (master);
    }

    /* set the new values */
    *request = my_request;
    master->_priv->rect_owner = dock;
    
    /* draw the previous rectangle */
    if (~master->_priv->rect_drawn)
        gdl_dock_master_xor_rect (master);
}
Ejemplo n.º 15
0
static void
gdl_dock_dock (GdlDockObject    *object,
               GdlDockObject    *requestor,
               GdlDockPlacement  position,
               GValue           *user_data)
{
    GdlDock *dock;
    
    g_return_if_fail (GDL_IS_DOCK (object));
    /* only dock items allowed at this time */
    g_return_if_fail (GDL_IS_DOCK_ITEM (requestor));

    dock = GDL_DOCK (object);
    
    if (position == GDL_DOCK_FLOATING) {
        GdlDockItem *item = GDL_DOCK_ITEM (requestor);
        gint x, y, width, height;

        if (user_data && G_VALUE_HOLDS (user_data, GDK_TYPE_RECTANGLE)) {
            GdkRectangle *rect;

            rect = g_value_get_boxed (user_data);
            x = rect->x;
            y = rect->y;
            width = rect->width;
            height = rect->height;
        }
        else {
            x = y = 0;
            width = height = -1;
        }
        
        gdl_dock_add_floating_item (dock, item,
                                    x, y, width, height);
    }
    else if (dock->root) {
        /* This is somewhat a special case since we know which item to
           pass the request on because we only have on child */
        gdl_dock_object_dock (dock->root, requestor, position, NULL);
        gdl_dock_set_title (dock);
        
    }
    else { /* Item about to be added is root item. */
        GtkWidget *widget = GTK_WIDGET (requestor);
        
        dock->root = requestor;
        GDL_DOCK_OBJECT_SET_FLAGS (requestor, GDL_DOCK_ATTACHED);
        gtk_widget_set_parent (widget, GTK_WIDGET (dock));
        
        gdl_dock_item_show_grip (GDL_DOCK_ITEM (requestor));

        /* Realize the item (create its corresponding GdkWindow) when 
           GdlDock has been realized. */
        if (GTK_WIDGET_REALIZED (dock))
            gtk_widget_realize (widget);
        
        /* Map the widget if it's visible and the parent is visible and has 
           been mapped. This is done to make sure that the GdkWindow is 
           visible. */
        if (GTK_WIDGET_VISIBLE (dock) && 
            GTK_WIDGET_VISIBLE (widget)) {
            if (GTK_WIDGET_MAPPED (dock))
                gtk_widget_map (widget);
            
            /* Make the widget resize. */
            gtk_widget_queue_resize (widget);
        }
        gdl_dock_set_title (dock);
    }
}
Ejemplo n.º 16
0
/* Determines the best dock item to dock a new item with the given placement.
 * It traverses the dock tree and (based on the placement) tries to find
 * the best located item wrt to the placement. The approach is to find the
 * largest item on/around the placement side (for side placements) and to
 * find the largest item for center placement. In most situations, this is
 * what user wants and the heuristic should be therefore sufficient.
 */
static GdlDockItem*
gdl_dock_find_best_placement_item (GdlDockItem *dock_item,
                                   GdlDockPlacement placement,
                                   gint level /* for debugging */)
{
    GdlDockItem *ret_item = NULL;
    
    if (GDL_IS_DOCK_PANED (dock_item))
    {
        GtkOrientation orientation;
        GdlDockItem *dock_item_1, *dock_item_2;
        GList* children;
        
        children = gtk_container_get_children (GTK_CONTAINER (dock_item));
        
        g_assert (g_list_length (children) == 2);
        
        g_object_get (dock_item, "orientation", &orientation, NULL);
        if ((orientation == GTK_ORIENTATION_HORIZONTAL &&
             placement == GDL_DOCK_LEFT) ||
            (orientation == GTK_ORIENTATION_VERTICAL &&
             placement == GDL_DOCK_TOP)) {
            /* Return left or top pane widget */
            ret_item =
                gdl_dock_find_best_placement_item (GDL_DOCK_ITEM
                                                   (children->data),
                                                   placement, level + 1);
        } else if ((orientation == GTK_ORIENTATION_HORIZONTAL &&
                    placement == GDL_DOCK_RIGHT) ||
                   (orientation == GTK_ORIENTATION_VERTICAL &&
                    placement == GDL_DOCK_BOTTOM)) {
                        /* Return right or top pane widget */
            ret_item =
                gdl_dock_find_best_placement_item (GDL_DOCK_ITEM
                                                   (children->next->data),
                                                   placement, level + 1);
        } else {
            /* Evaluate which of the two sides is bigger */
            dock_item_1 =
                gdl_dock_find_best_placement_item (GDL_DOCK_ITEM
                                                   (children->data),
                                                   placement, level + 1);
            dock_item_2 =
                gdl_dock_find_best_placement_item (GDL_DOCK_ITEM
                                                   (children->next->data),
                                                   placement, level + 1);
            ret_item = gdl_dock_select_larger_item (dock_item_1,
                                                    dock_item_2,
                                                    placement, level);
        }
        g_list_free (children);
    }
    else if (GDL_IS_DOCK_ITEM (dock_item))
    {
        ret_item = dock_item;
    }
    else
    {
        /* should not be here */
        g_warning ("Should not reach here: %s:%d", __FUNCTION__, __LINE__);
    }
    return ret_item;
}