mirror of
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165 lines
6.6 KiB
C++
165 lines
6.6 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: 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 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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* Alternatively, the contents of this file may be used under the terms of
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* either of the GNU General Public License Version 2 or later (the "GPL"),
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* or 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 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 nsPresContext;
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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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class imgIContainer;
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/*
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* Event state manager interface.
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*/
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// 2270e188-6743-441e-b6e1-af83f1047a53
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#define NS_IEVENTSTATEMANAGER_IID \
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{ 0x2270e188, 0x6743, 0x441e, \
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{ 0xb6, 0xe1, 0xaf, 0x83, 0xf1, 0x04, 0x7a, 0x53 } }
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#define NS_EVENT_NEEDS_FRAME(event) (!NS_IS_FOCUS_EVENT(event))
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class nsIEventStateManager : public nsISupports {
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public:
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enum EFocusedWithType {
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eEventFocusedByUnknown, // focus gained via unknown method
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eEventFocusedByMouse, // focus gained via mouse
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eEventFocusedByKey, // focus gained via key press (like tab)
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eEventFocusedByContextMenu, // focus gained via context menu
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eEventFocusedByApplication // focus gained via Application (like script)
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};
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NS_DEFINE_STATIC_IID_ACCESSOR(NS_IEVENTSTATEMANAGER_IID)
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NS_IMETHOD Init() = 0;
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NS_IMETHOD PreHandleEvent(nsPresContext* 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(nsPresContext* 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(nsPresContext* 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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// Get the previously-focused content node for this document
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NS_IMETHOD GetLastFocusedContent(nsIContent **aContent) = 0;
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NS_IMETHOD GetFocusedFrame(nsIFrame **aFrame) = 0;
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NS_IMETHOD ContentRemoved(nsIContent* aContent) = 0;
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NS_IMETHOD EventStatusOK(nsGUIEvent* aEvent, PRBool *aOK) = 0;
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// Return whether browse with caret is enabled or not
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virtual PRBool GetBrowseWithCaret() = 0;
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// This is called after find text or when a cursor movement key is pressed
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// If aCanFocusDoc == PR_TRUE, the current document will be focused if caret is not on a focusable element
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NS_IMETHOD MoveFocusToCaret(PRBool aCanFocusDoc, PRBool *aIsSelectionWithFocus) = 0;
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NS_IMETHOD MoveCaretToFocus() = 0;
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// Set focus on any element that can receive focus, or on document via aFocusContent == nsnull
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// Must supply method that focus is being set with
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NS_IMETHOD ChangeFocusWith(nsIContent *aFocusContent, EFocusedWithType aFocusedWith) = 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(nsIContent* aContent, PRUint32 aKey) = 0;
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NS_IMETHOD UnregisterAccessKey(nsIContent* aContent, PRUint32 aKey) = 0;
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NS_IMETHOD SetCursor(PRInt32 aCursor, imgIContainer* aContainer,
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PRBool aHaveHotspot, float aHotspotX, float aHotspotY,
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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* aDefaultActionEnabled) = 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_ACTIVE 0x00000001 // mouse is down on content
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#define NS_EVENT_STATE_FOCUS 0x00000002 // content has focus
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#define NS_EVENT_STATE_HOVER 0x00000004 // mouse is hovering over content
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#define NS_EVENT_STATE_DRAGOVER 0x00000008 // drag is hovering over content
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#define NS_EVENT_STATE_URLTARGET 0x00000010 // content is URL's target (ref)
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// The following states are used only for ContentStatesChanged
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// CSS 3 Selectors
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#define NS_EVENT_STATE_CHECKED 0x00000020
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#define NS_EVENT_STATE_ENABLED 0x00000040
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#define NS_EVENT_STATE_DISABLED 0x00000080
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// CSS 3 UI
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#define NS_EVENT_STATE_REQUIRED 0x00000100
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#define NS_EVENT_STATE_OPTIONAL 0x00000200
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#define NS_EVENT_STATE_VISITED 0x00000400
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#define NS_EVENT_STATE_VALID 0x00000800
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#define NS_EVENT_STATE_INVALID 0x00001000
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#define NS_EVENT_STATE_INRANGE 0x00002000
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#define NS_EVENT_STATE_OUTOFRANGE 0x00004000
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#define NS_EVENT_STATE_MOZ_READONLY 0x00008000
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#define NS_EVENT_STATE_MOZ_READWRITE 0x00010000
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#endif // nsIEventStateManager_h__
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