1 files changed, 65 insertions, 0 deletions
diff --git a/shell/ev-utils.c b/shell/ev-utils.c
index 38281f6..9021726 100644
--- a/shell/ev-utils.c
+++ b/shell/ev-utils.c
@@ -304,3 +304,68 @@ save_print_config_to_file (GnomePrintConfig *config)
 }
 #endif /* WITH_GNOME_PRINT */
 
+static void
+ev_gui_sanitise_popup_position (GtkMenu *menu,
+				GtkWidget *widget,
+				gint *x,
+				gint *y)
+{
+	GdkScreen *screen = gtk_widget_get_screen (widget);
+	gint monitor_num;
+	GdkRectangle monitor;
+	GtkRequisition req;
+
+	g_return_if_fail (widget != NULL);
+
+	gtk_widget_size_request (GTK_WIDGET (menu), &req);
+
+	monitor_num = gdk_screen_get_monitor_at_point (screen, *x, *y);
+	gtk_menu_set_monitor (menu, monitor_num);
+	gdk_screen_get_monitor_geometry (screen, monitor_num, &monitor);
+
+	*x = CLAMP (*x, monitor.x, monitor.x + MAX (0, monitor.width - req.width));
+	*y = CLAMP (*y, monitor.y, monitor.y + MAX (0, monitor.height - req.height));
+}
+
+void
+ev_gui_menu_position_tree_selection (GtkMenu   *menu,
+				     gint      *x,
+				     gint      *y,
+				     gboolean  *push_in,
+				     gpointer  user_data)
+{
+	GtkTreeSelection *selection;
+	GList *selected_rows;
+	GtkTreeModel *model;
+	GtkTreeView *tree_view = GTK_TREE_VIEW (user_data);
+	GtkWidget *widget = GTK_WIDGET (user_data);
+	GtkRequisition req;
+	GdkRectangle visible;
+
+	gtk_widget_size_request (GTK_WIDGET (menu), &req);
+	gdk_window_get_origin (widget->window, x, y);
+
+	*x += (widget->allocation.width - req.width) / 2;
+
+	/* Add on height for the treeview title */
+	gtk_tree_view_get_visible_rect (tree_view, &visible);
+	*y += widget->allocation.height - visible.height;
+
+	selection = gtk_tree_view_get_selection (tree_view);
+	selected_rows = gtk_tree_selection_get_selected_rows (selection, &model);
+	if (selected_rows)
+	{
+		GdkRectangle cell_rect;
+
+		gtk_tree_view_get_cell_area (tree_view, selected_rows->data,
+					     NULL, &cell_rect);
+
+		*y += CLAMP (cell_rect.y + cell_rect.height, 0, visible.height);
+
+		g_list_foreach (selected_rows, (GFunc)gtk_tree_path_free, NULL);
+		g_list_free (selected_rows);
+	}
+
+	ev_gui_sanitise_popup_position (menu, widget, x, y);
+}
+