author Peter Van der Beken <peterv@propagandism.org>
Thu, 10 Jan 2013 10:54:46 +0100
changeset 134015 f0e817895413302b92a04e1af1e9cd0599f5a2f5
parent 120177 6a9691cfc118dc485a8df23c46738c55a4708401
child 135481 9a9d1528a3e7a353374822a470a3bf2edcac4eaa
permissions -rw-r--r--
Fix for bug 844225 (Remove some DOMCI and quickstubs). r=bz.

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef __nsIRollupListener_h__
#define __nsIRollupListener_h__

#include "nsTArray.h"

class nsIContent;
class nsIWidget;

class nsIRollupListener {

   * Notifies the object to rollup, optionally returning the node that
   * was just rolled up.
   * aCount is the number of popups in a chain to close. If this is
   * UINT32_MAX, then all popups are closed.
   * If aLastRolledUp is non-null, it will be set to the last rolled up popup,
   * if this is supported. aLastRolledUp is not addrefed.
   * Returns true if the event that the caller is processing should be consumed.
  virtual bool Rollup(uint32_t aCount, nsIContent** aLastRolledUp) = 0;

   * Asks the RollupListener if it should rollup on mousevents
  virtual bool ShouldRollupOnMouseWheelEvent() = 0;

   * Asks the RollupListener if it should rollup on mouse activate, eg. X-Mouse
  virtual bool ShouldRollupOnMouseActivate() = 0;

   * Retrieve the widgets for open menus and store them in the array
   * aWidgetChain. The number of menus of the same type should be returned,
   * for example, if a context menu is open, return only the number of menus
   * that are part of the context menu chain. This allows closing up only
   * those menus in different situations. The returned value should be exactly
   * the same number of widgets added to aWidgetChain.
  virtual uint32_t GetSubmenuWidgetChain(nsTArray<nsIWidget*> *aWidgetChain) = 0;

   * Notify the RollupListener that the widget did a Move or Resize.
  virtual void NotifyGeometryChange() = 0;

  virtual nsIWidget* GetRollupWidget() = 0;

#endif /* __nsIRollupListener_h__ */