gecko-dev/dom/events/nsContentEventHandler.h
Robert O'Callahan 1dca717865 Bug 946065. Part 5: Move content/events to dom/ and flatten away 'src' directory. r=Ms2ger
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rename : content/events/src/DOMWheelEvent.cpp => dom/events/DOMWheelEvent.cpp
rename : content/events/src/DOMWheelEvent.h => dom/events/DOMWheelEvent.h
rename : content/events/src/EventTarget.cpp => dom/events/EventTarget.cpp
rename : content/events/public/EventTarget.h => dom/events/EventTarget.h
rename : content/events/public/MutationEvent.h => dom/events/MutationEvent.h
rename : content/events/src/PointerEvent.cpp => dom/events/PointerEvent.cpp
rename : content/events/src/PointerEvent.h => dom/events/PointerEvent.h
rename : content/events/src/SpeechRecognitionError.cpp => dom/events/SpeechRecognitionError.cpp
rename : content/events/src/SpeechRecognitionError.h => dom/events/SpeechRecognitionError.h
rename : content/events/src/TextComposition.cpp => dom/events/TextComposition.cpp
rename : content/events/src/TextComposition.h => dom/events/TextComposition.h
rename : content/events/src/Touch.cpp => dom/events/Touch.cpp
rename : content/events/src/Touch.h => dom/events/Touch.h
rename : content/events/crashtests/104310-1.html => dom/events/crashtests/104310-1.html
rename : content/events/crashtests/116206-1.html => dom/events/crashtests/116206-1.html
rename : content/events/crashtests/135345-1.html => dom/events/crashtests/135345-1.html
rename : content/events/crashtests/422009-1.xhtml => dom/events/crashtests/422009-1.xhtml
rename : content/events/crashtests/457776-1.html => dom/events/crashtests/457776-1.html
rename : content/events/crashtests/496308-1.html => dom/events/crashtests/496308-1.html
rename : content/events/crashtests/682637-1.html => dom/events/crashtests/682637-1.html
rename : content/events/crashtests/crashtests.list => dom/events/crashtests/crashtests.list
rename : content/events/crashtests/eventctor-nulldictionary.html => dom/events/crashtests/eventctor-nulldictionary.html
rename : content/events/crashtests/eventctor-nullstorage.html => dom/events/crashtests/eventctor-nullstorage.html
rename : content/events/crashtests/recursive-DOMNodeInserted.html => dom/events/crashtests/recursive-DOMNodeInserted.html
rename : content/events/crashtests/recursive-onload.html => dom/events/crashtests/recursive-onload.html
rename : content/events/src/moz.build => dom/events/moz.build
rename : content/events/src/nsAsyncDOMEvent.cpp => dom/events/nsAsyncDOMEvent.cpp
rename : content/events/public/nsAsyncDOMEvent.h => dom/events/nsAsyncDOMEvent.h
rename : content/events/src/nsContentEventHandler.cpp => dom/events/nsContentEventHandler.cpp
rename : content/events/src/nsContentEventHandler.h => dom/events/nsContentEventHandler.h
rename : content/events/src/nsDOMAnimationEvent.cpp => dom/events/nsDOMAnimationEvent.cpp
rename : content/events/src/nsDOMAnimationEvent.h => dom/events/nsDOMAnimationEvent.h
rename : content/events/src/nsDOMBeforeUnloadEvent.cpp => dom/events/nsDOMBeforeUnloadEvent.cpp
rename : content/events/src/nsDOMBeforeUnloadEvent.h => dom/events/nsDOMBeforeUnloadEvent.h
rename : content/events/src/nsDOMClipboardEvent.cpp => dom/events/nsDOMClipboardEvent.cpp
rename : content/events/src/nsDOMClipboardEvent.h => dom/events/nsDOMClipboardEvent.h
rename : content/events/src/nsDOMCommandEvent.cpp => dom/events/nsDOMCommandEvent.cpp
rename : content/events/src/nsDOMCommandEvent.h => dom/events/nsDOMCommandEvent.h
rename : content/events/src/nsDOMCompositionEvent.cpp => dom/events/nsDOMCompositionEvent.cpp
rename : content/events/src/nsDOMCompositionEvent.h => dom/events/nsDOMCompositionEvent.h
rename : content/events/src/nsDOMDataContainerEvent.cpp => dom/events/nsDOMDataContainerEvent.cpp
rename : content/events/src/nsDOMDataContainerEvent.h => dom/events/nsDOMDataContainerEvent.h
rename : content/events/src/nsDOMDataTransfer.cpp => dom/events/nsDOMDataTransfer.cpp
rename : content/events/src/nsDOMDataTransfer.h => dom/events/nsDOMDataTransfer.h
rename : content/events/src/nsDOMDeviceMotionEvent.cpp => dom/events/nsDOMDeviceMotionEvent.cpp
rename : content/events/src/nsDOMDeviceMotionEvent.h => dom/events/nsDOMDeviceMotionEvent.h
rename : content/events/src/nsDOMDragEvent.cpp => dom/events/nsDOMDragEvent.cpp
rename : content/events/src/nsDOMDragEvent.h => dom/events/nsDOMDragEvent.h
rename : content/events/src/nsDOMEvent.cpp => dom/events/nsDOMEvent.cpp
rename : content/events/src/nsDOMEvent.h => dom/events/nsDOMEvent.h
rename : content/events/src/nsDOMEventTargetHelper.cpp => dom/events/nsDOMEventTargetHelper.cpp
rename : content/events/src/nsDOMEventTargetHelper.h => dom/events/nsDOMEventTargetHelper.h
rename : content/events/src/nsDOMFocusEvent.cpp => dom/events/nsDOMFocusEvent.cpp
rename : content/events/src/nsDOMFocusEvent.h => dom/events/nsDOMFocusEvent.h
rename : content/events/public/nsDOMKeyNameList.h => dom/events/nsDOMKeyNameList.h
rename : content/events/src/nsDOMKeyboardEvent.cpp => dom/events/nsDOMKeyboardEvent.cpp
rename : content/events/src/nsDOMKeyboardEvent.h => dom/events/nsDOMKeyboardEvent.h
rename : content/events/src/nsDOMMessageEvent.cpp => dom/events/nsDOMMessageEvent.cpp
rename : content/events/src/nsDOMMessageEvent.h => dom/events/nsDOMMessageEvent.h
rename : content/events/src/nsDOMMouseEvent.cpp => dom/events/nsDOMMouseEvent.cpp
rename : content/events/src/nsDOMMouseEvent.h => dom/events/nsDOMMouseEvent.h
rename : content/events/src/nsDOMMouseScrollEvent.cpp => dom/events/nsDOMMouseScrollEvent.cpp
rename : content/events/src/nsDOMMouseScrollEvent.h => dom/events/nsDOMMouseScrollEvent.h
rename : content/events/src/nsDOMMutationEvent.cpp => dom/events/nsDOMMutationEvent.cpp
rename : content/events/src/nsDOMMutationEvent.h => dom/events/nsDOMMutationEvent.h
rename : content/events/src/nsDOMNotifyAudioAvailableEvent.cpp => dom/events/nsDOMNotifyAudioAvailableEvent.cpp
rename : content/events/src/nsDOMNotifyAudioAvailableEvent.h => dom/events/nsDOMNotifyAudioAvailableEvent.h
rename : content/events/src/nsDOMNotifyPaintEvent.cpp => dom/events/nsDOMNotifyPaintEvent.cpp
rename : content/events/src/nsDOMNotifyPaintEvent.h => dom/events/nsDOMNotifyPaintEvent.h
rename : content/events/src/nsDOMScrollAreaEvent.cpp => dom/events/nsDOMScrollAreaEvent.cpp
rename : content/events/src/nsDOMScrollAreaEvent.h => dom/events/nsDOMScrollAreaEvent.h
rename : content/events/src/nsDOMSimpleGestureEvent.cpp => dom/events/nsDOMSimpleGestureEvent.cpp
rename : content/events/src/nsDOMSimpleGestureEvent.h => dom/events/nsDOMSimpleGestureEvent.h
rename : content/events/src/nsDOMTextEvent.cpp => dom/events/nsDOMTextEvent.cpp
rename : content/events/src/nsDOMTextEvent.h => dom/events/nsDOMTextEvent.h
rename : content/events/src/nsDOMTouchEvent.cpp => dom/events/nsDOMTouchEvent.cpp
rename : content/events/src/nsDOMTouchEvent.h => dom/events/nsDOMTouchEvent.h
rename : content/events/src/nsDOMTransitionEvent.cpp => dom/events/nsDOMTransitionEvent.cpp
rename : content/events/src/nsDOMTransitionEvent.h => dom/events/nsDOMTransitionEvent.h
rename : content/events/src/nsDOMUIEvent.cpp => dom/events/nsDOMUIEvent.cpp
rename : content/events/src/nsDOMUIEvent.h => dom/events/nsDOMUIEvent.h
rename : content/events/src/nsDOMXULCommandEvent.cpp => dom/events/nsDOMXULCommandEvent.cpp
rename : content/events/src/nsDOMXULCommandEvent.h => dom/events/nsDOMXULCommandEvent.h
rename : content/events/src/nsEventDispatcher.cpp => dom/events/nsEventDispatcher.cpp
rename : content/events/public/nsEventDispatcher.h => dom/events/nsEventDispatcher.h
rename : content/events/src/nsEventListenerManager.cpp => dom/events/nsEventListenerManager.cpp
rename : content/events/src/nsEventListenerManager.h => dom/events/nsEventListenerManager.h
rename : content/events/src/nsEventListenerService.cpp => dom/events/nsEventListenerService.cpp
rename : content/events/src/nsEventListenerService.h => dom/events/nsEventListenerService.h
rename : content/events/public/nsEventNameList.h => dom/events/nsEventNameList.h
rename : content/events/src/nsEventStateManager.cpp => dom/events/nsEventStateManager.cpp
rename : content/events/src/nsEventStateManager.h => dom/events/nsEventStateManager.h
rename : content/events/public/nsEventStates.h => dom/events/nsEventStates.h
rename : content/events/public/nsIEventListenerService.idl => dom/events/nsIEventListenerService.idl
rename : dom/base/nsIJSEventListener.h => dom/events/nsIJSEventListener.h
rename : content/events/src/nsIMEStateManager.cpp => dom/events/nsIMEStateManager.cpp
rename : content/events/src/nsIMEStateManager.h => dom/events/nsIMEStateManager.h
rename : content/events/public/nsIPrivateTextEvent.h => dom/events/nsIPrivateTextEvent.h
rename : content/events/public/nsIPrivateTextRange.h => dom/events/nsIPrivateTextRange.h
rename : dom/src/events/nsJSEventListener.cpp => dom/events/nsJSEventListener.cpp
rename : dom/src/events/nsJSEventListener.h => dom/events/nsJSEventListener.h
rename : content/events/src/nsPaintRequest.cpp => dom/events/nsPaintRequest.cpp
rename : content/events/src/nsPaintRequest.h => dom/events/nsPaintRequest.h
rename : content/events/src/nsPrivateTextRange.cpp => dom/events/nsPrivateTextRange.cpp
rename : content/events/src/nsPrivateTextRange.h => dom/events/nsPrivateTextRange.h
rename : content/events/public/nsVKList.h => dom/events/nsVKList.h
rename : content/events/test/bug226361_iframe.xhtml => dom/events/test/bug226361_iframe.xhtml
rename : content/events/test/bug299673.js => dom/events/test/bug299673.js
rename : content/events/test/bug322588-popup.html => dom/events/test/bug322588-popup.html
rename : content/events/test/bug415498-doc1.html => dom/events/test/bug415498-doc1.html
rename : content/events/test/bug415498-doc2.html => dom/events/test/bug415498-doc2.html
rename : content/events/test/bug426082.html => dom/events/test/bug426082.html
rename : content/events/test/bug457672.html => dom/events/test/bug457672.html
rename : content/events/test/bug591249_iframe.xul => dom/events/test/bug591249_iframe.xul
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rename : content/events/test/chrome.ini => dom/events/test/chrome.ini
rename : content/events/test/empty.js => dom/events/test/empty.js
rename : content/events/test/file_bug679494.html => dom/events/test/file_bug679494.html
rename : content/events/test/mochitest.ini => dom/events/test/mochitest.ini
rename : content/events/test/test_addEventListenerExtraArg.html => dom/events/test/test_addEventListenerExtraArg.html
rename : content/events/test/test_all_synthetic_events.html => dom/events/test/test_all_synthetic_events.html
rename : content/events/test/test_bug226361.xhtml => dom/events/test/test_bug226361.xhtml
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rename : content/events/test/test_continuous_wheel_events.html => dom/events/test/test_continuous_wheel_events.html
rename : content/events/test/test_dblclick_explicit_original_target.html => dom/events/test/test_dblclick_explicit_original_target.html
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rename : content/events/test/test_dragstart.html => dom/events/test/test_dragstart.html
rename : content/events/test/test_eventctors.html => dom/events/test/test_eventctors.html
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rename : content/events/test/test_focus_disabled.html => dom/events/test/test_focus_disabled.html
rename : content/events/test/test_messageEvent.html => dom/events/test/test_messageEvent.html
rename : content/events/test/test_moz_mouse_pixel_scroll_event.html => dom/events/test/test_moz_mouse_pixel_scroll_event.html
rename : content/events/test/test_wheel_default_action.html => dom/events/test/test_wheel_default_action.html
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rename : content/events/test/window_bug659071.html => dom/events/test/window_bug659071.html
rename : content/events/test/window_wheel_default_action.html => dom/events/test/window_wheel_default_action.html
extra : rebase_source : 5eb1db8f1791b8842ddc683e3c0ea13e4e3a933b
2014-01-10 16:03:25 +13:00

114 lines
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/* -*- 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 nsContentEventHandler_h__
#define nsContentEventHandler_h__
#include "nsCOMPtr.h"
#include "nsISelection.h"
#include "nsRange.h"
#include "mozilla/EventForwards.h"
class nsCaret;
class nsPresContext;
struct nsRect;
/*
* Query Content Event Handler
* nsContentEventHandler is a helper class for nsEventStateManager.
* The platforms request some content informations, e.g., the selected text,
* the offset of the selected text and the text for specified range.
* This class answers to NS_QUERY_* events from actual contents.
*/
class MOZ_STACK_CLASS nsContentEventHandler {
public:
nsContentEventHandler(nsPresContext *aPresContext);
// NS_QUERY_SELECTED_TEXT event handler
nsresult OnQuerySelectedText(mozilla::WidgetQueryContentEvent* aEvent);
// NS_QUERY_TEXT_CONTENT event handler
nsresult OnQueryTextContent(mozilla::WidgetQueryContentEvent* aEvent);
// NS_QUERY_CARET_RECT event handler
nsresult OnQueryCaretRect(mozilla::WidgetQueryContentEvent* aEvent);
// NS_QUERY_TEXT_RECT event handler
nsresult OnQueryTextRect(mozilla::WidgetQueryContentEvent* aEvent);
// NS_QUERY_EDITOR_RECT event handler
nsresult OnQueryEditorRect(mozilla::WidgetQueryContentEvent* aEvent);
// NS_QUERY_CONTENT_STATE event handler
nsresult OnQueryContentState(mozilla::WidgetQueryContentEvent* aEvent);
// NS_QUERY_SELECTION_AS_TRANSFERABLE event handler
nsresult OnQuerySelectionAsTransferable(
mozilla::WidgetQueryContentEvent* aEvent);
// NS_QUERY_CHARACTER_AT_POINT event handler
nsresult OnQueryCharacterAtPoint(mozilla::WidgetQueryContentEvent* aEvent);
// NS_QUERY_DOM_WIDGET_HITTEST event handler
nsresult OnQueryDOMWidgetHittest(mozilla::WidgetQueryContentEvent* aEvent);
// NS_SELECTION_* event
nsresult OnSelectionEvent(mozilla::WidgetSelectionEvent* aEvent);
protected:
nsPresContext* mPresContext;
nsCOMPtr<nsIPresShell> mPresShell;
nsCOMPtr<nsISelection> mSelection;
nsRefPtr<nsRange> mFirstSelectedRange;
nsCOMPtr<nsIContent> mRootContent;
nsresult Init(mozilla::WidgetQueryContentEvent* aEvent);
nsresult Init(mozilla::WidgetSelectionEvent* aEvent);
// InitCommon() is called from each Init().
nsresult InitCommon();
public:
// FlatText means the text that is generated from DOM tree. The BR elements
// are replaced to native linefeeds. Other elements are ignored.
// Get the offset in FlatText of the range. (also used by nsIMEStateManager)
static nsresult GetFlatTextOffsetOfRange(nsIContent* aRootContent,
nsINode* aNode,
int32_t aNodeOffset,
uint32_t* aOffset);
static nsresult GetFlatTextOffsetOfRange(nsIContent* aRootContent,
nsRange* aRange,
uint32_t* aOffset);
// Get the native text length of a content node excluding any children
static uint32_t GetNativeTextLength(nsIContent* aContent,
uint32_t aMaxLength = UINT32_MAX);
protected:
// Returns focused content (including its descendant documents).
nsIContent* GetFocusedContent();
// Returns true if the content is a plugin host.
bool IsPlugin(nsIContent* aContent);
// QueryContentRect() sets the rect of aContent's frame(s) to aEvent.
nsresult QueryContentRect(nsIContent* aContent,
mozilla::WidgetQueryContentEvent* aEvent);
// Make the DOM range from the offset of FlatText and the text length.
// If aExpandToClusterBoundaries is true, the start offset and the end one are
// expanded to nearest cluster boundaries.
nsresult SetRangeFromFlatTextOffset(nsRange* aRange,
uint32_t aNativeOffset,
uint32_t aNativeLength,
bool aExpandToClusterBoundaries,
uint32_t* aNewNativeOffset = nullptr);
// Find the first textframe for the range, and get the start offset in
// the frame.
nsresult GetStartFrameAndOffset(nsRange* aRange,
nsIFrame** aFrame,
int32_t* aOffsetInFrame);
// Convert the frame relative offset to the root view relative offset.
nsresult ConvertToRootViewRelativeOffset(nsIFrame* aFrame,
nsRect& aRect);
// Expand aXPOffset to the nearest offset in cluster boundary. aForward is
// true, it is expanded to forward.
nsresult ExpandToClusterBoundary(nsIContent* aContent, bool aForward,
uint32_t* aXPOffset);
};
#endif // nsContentEventHandler_h__