зеркало из https://github.com/mozilla/pjs.git
122 строки
4.7 KiB
C++
122 строки
4.7 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: NPL 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 Netscape Public License
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* Version 1.1 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/NPL/
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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 mozilla.org code.
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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) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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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 NPL, 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 NPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef nsIEventStateManager_h__
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#define nsIEventStateManager_h__
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#include "nsEvent.h"
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#include "nsISupports.h"
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#include "nsVoidArray.h"
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class nsIContent;
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class nsIPresContext;
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class nsIDOMEvent;
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class nsIFrame;
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class nsIView;
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class nsIWidget;
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/*
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* Event listener manager interface.
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*/
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#define NS_IEVENTSTATEMANAGER_IID \
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{ /* 80a98c80-2036-11d2-bd89-00805f8ae3f4 */ \
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0x80a98c80, 0x2036, 0x11d2, \
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{0xbd, 0x89, 0x00, 0x80, 0x5f, 0x8a, 0xe3, 0xf4} }
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class nsIEventStateManager : public nsISupports {
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public:
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static const nsIID& GetIID() { static nsIID iid = NS_IEVENTSTATEMANAGER_IID; return iid; }
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NS_IMETHOD Init() = 0;
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NS_IMETHOD PreHandleEvent(nsIPresContext* aPresContext,
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nsEvent *aEvent,
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nsIFrame* aTargetFrame,
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nsEventStatus* aStatus,
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nsIView* aView) = 0;
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NS_IMETHOD PostHandleEvent(nsIPresContext* aPresContext,
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nsEvent *aEvent,
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nsIFrame* aTargetFrame,
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nsEventStatus* aStatus,
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nsIView* aView) = 0;
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NS_IMETHOD SetPresContext(nsIPresContext* aPresContext) = 0;
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NS_IMETHOD ClearFrameRefs(nsIFrame* aFrame) = 0;
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NS_IMETHOD GetEventTarget(nsIFrame **aFrame) = 0;
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NS_IMETHOD GetEventTargetContent(nsEvent* aEvent, nsIContent** aContent) = 0;
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NS_IMETHOD GetEventRelatedContent(nsIContent** aContent) = 0;
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NS_IMETHOD GetContentState(nsIContent *aContent, PRInt32& aState) = 0;
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NS_IMETHOD SetContentState(nsIContent *aContent, PRInt32 aState) = 0;
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NS_IMETHOD GetFocusedContent(nsIContent **aContent) = 0;
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NS_IMETHOD SetFocusedContent(nsIContent* aContent) = 0;
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NS_IMETHOD ContentRemoved(nsIContent* aContent) = 0;
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NS_IMETHOD GetNextTabbableContent(nsIContent* aRootContent, nsIFrame* aFrame,
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PRBool forward, nsIContent** aResult) = 0;
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// This is an experiment and may be temporary
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NS_IMETHOD ConsumeFocusEvents(PRBool aDoConsume) = 0;
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// Access Key Registration
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NS_IMETHOD RegisterAccessKey(nsIFrame * aFrame, nsIContent* aContent, PRUint32 aKey) = 0;
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NS_IMETHOD UnregisterAccessKey(nsIFrame * aFrame, nsIContent* aContent, PRUint32 aKey) = 0;
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NS_IMETHOD SetCursor(PRInt32 aCursor, nsIWidget* aWidget, PRBool aLockCursor) = 0;
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//Method for centralized distribution of new DOM events
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NS_IMETHOD DispatchNewEvent(nsISupports* aTarget, nsIDOMEvent* aEvent, PRBool* aPreventDefault) = 0;
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// Method for moving the focus forward/back.
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NS_IMETHOD ShiftFocus(PRBool aDirection, nsIContent* aStart)=0;
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};
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#define NS_EVENT_STATE_UNSPECIFIED 0x0000
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#define NS_EVENT_STATE_ACTIVE 0x0001 // mouse is down on content
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#define NS_EVENT_STATE_FOCUS 0x0002 // content has focus
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#define NS_EVENT_STATE_HOVER 0x0004 // mouse is hovering over content
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#define NS_EVENT_STATE_DRAGOVER 0x0008 // drag is hovering over content
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#endif // nsIEventStateManager_h__
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