зеркало из https://github.com/mozilla/pjs.git
86 строки
3.2 KiB
C++
86 строки
3.2 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is the Mozilla browser.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1999
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Rod Spears <rods@netscape.com>
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* Stuart Parmenter <pavlov@netscape.com>
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* Dean Tessman <dean_tessman@hotmail.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef __nsIRollupListener_h__
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#define __nsIRollupListener_h__
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#include "nsTArray.h"
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class nsIContent;
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class nsIWidget;
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class nsIRollupListener {
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public:
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/**
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* Notifies the object to rollup, optionally returning the node that
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* was just rolled up.
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*
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* aCount is the number of popups in a chain to close. If this is
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* PR_UINT32_MAX, then all popups are closed.
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* If aGetLastRolledUp is true, then return the last rolled up popup,
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* if this is supported.
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*/
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virtual nsIContent* Rollup(PRUint32 aCount, bool aGetLastRolledUp = false) = 0;
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/**
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* Asks the RollupListener if it should rollup on mousevents
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*/
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virtual bool ShouldRollupOnMouseWheelEvent() = 0;
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/**
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* Asks the RollupListener if it should rollup on mouse activate, eg. X-Mouse
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*/
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virtual bool ShouldRollupOnMouseActivate() = 0;
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/*
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* Retrieve the widgets for open menus and store them in the array
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* aWidgetChain. The number of menus of the same type should be returned,
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* for example, if a context menu is open, return only the number of menus
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* that are part of the context menu chain. This allows closing up only
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* those menus in different situations. The returned value should be exactly
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* the same number of widgets added to aWidgetChain.
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*/
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virtual PRUint32 GetSubmenuWidgetChain(nsTArray<nsIWidget*> *aWidgetChain) = 0;
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};
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#endif /* __nsIRollupListener_h__ */
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