Revision bc4e9bd8dd8b17ca49ccc9e6182c8b7390adb42b authored by Brian R. Bondy on 20 September 2012, 19:40:45 UTC, committed by Brian R. Bondy on 20 September 2012, 19:40:45 UTC
1 parent 851bd10
nsIRollupListener.h
/* -*- 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 {
public:
/**
* 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
* PR_UINT32_MAX, then all popups are closed.
* If aGetLastRolledUp is true, then return the last rolled up popup,
* if this is supported.
*/
virtual nsIContent* Rollup(PRUint32 aCount, bool aGetLastRolledUp = false) = 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 PRUint32 GetSubmenuWidgetChain(nsTArray<nsIWidget*> *aWidgetChain) = 0;
/**
* Notify the RollupListener that the widget did a Move or Resize.
*/
virtual void NotifyGeometryChange() = 0;
};
#endif /* __nsIRollupListener_h__ */
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