mirror of
https://github.com/classilla/tenfourfox.git
synced 2024-09-10 11:54:40 +00:00
760 lines
23 KiB
C++
760 lines
23 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_TextEvents_h__
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#define mozilla_TextEvents_h__
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#include <stdint.h>
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#include "mozilla/Assertions.h"
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#include "mozilla/BasicEvents.h"
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#include "mozilla/CheckedInt.h"
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#include "mozilla/EventForwards.h" // for KeyNameIndex, temporarily
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#include "mozilla/TextRange.h"
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#include "mozilla/FontRange.h"
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#include "nsCOMPtr.h"
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#include "nsIDOMKeyEvent.h"
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#include "nsISelectionListener.h"
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#include "nsITransferable.h"
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#include "nsRect.h"
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#include "nsStringGlue.h"
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#include "nsTArray.h"
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#include "WritingModes.h"
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class nsStringHashKey;
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template<class, class> class nsDataHashtable;
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/******************************************************************************
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* virtual keycode values
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******************************************************************************/
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#define NS_DEFINE_VK(aDOMKeyName, aDOMKeyCode) NS_##aDOMKeyName = aDOMKeyCode
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enum
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{
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#include "mozilla/VirtualKeyCodeList.h"
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};
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#undef NS_DEFINE_VK
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namespace mozilla {
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namespace dom {
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class PBrowserParent;
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class PBrowserChild;
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} // namespace dom
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namespace plugins {
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class PPluginInstanceChild;
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} // namespace plugins
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/******************************************************************************
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* mozilla::AlternativeCharCode
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*
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* This stores alternative charCode values of a key event with some modifiers.
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* The stored values proper for testing shortcut key or access key.
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******************************************************************************/
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struct AlternativeCharCode
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{
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AlternativeCharCode() :
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mUnshiftedCharCode(0), mShiftedCharCode(0)
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{
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}
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AlternativeCharCode(uint32_t aUnshiftedCharCode, uint32_t aShiftedCharCode) :
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mUnshiftedCharCode(aUnshiftedCharCode), mShiftedCharCode(aShiftedCharCode)
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{
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}
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uint32_t mUnshiftedCharCode;
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uint32_t mShiftedCharCode;
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};
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/******************************************************************************
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* mozilla::WidgetKeyboardEvent
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******************************************************************************/
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class WidgetKeyboardEvent : public WidgetInputEvent
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{
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private:
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friend class dom::PBrowserParent;
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friend class dom::PBrowserChild;
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protected:
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WidgetKeyboardEvent()
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{
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}
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public:
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virtual WidgetKeyboardEvent* AsKeyboardEvent() override { return this; }
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WidgetKeyboardEvent(bool aIsTrusted, EventMessage aMessage,
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nsIWidget* aWidget,
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EventClassID aEventClassID = eKeyboardEventClass)
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: WidgetInputEvent(aIsTrusted, aMessage, aWidget, aEventClassID)
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, keyCode(0)
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, charCode(0)
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, location(nsIDOMKeyEvent::DOM_KEY_LOCATION_STANDARD)
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, isChar(false)
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, mIsRepeat(false)
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, mIsComposing(false)
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, mKeyNameIndex(mozilla::KEY_NAME_INDEX_Unidentified)
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, mCodeNameIndex(CODE_NAME_INDEX_UNKNOWN)
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, mNativeKeyEvent(nullptr)
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, mUniqueId(0)
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#ifdef XP_MACOSX
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, mNativeKeyCode(0)
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, mNativeModifierFlags(0)
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#endif
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{
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}
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virtual WidgetEvent* Duplicate() const override
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{
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MOZ_ASSERT(mClass == eKeyboardEventClass,
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"Duplicate() must be overridden by sub class");
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// Not copying widget, it is a weak reference.
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WidgetKeyboardEvent* result =
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new WidgetKeyboardEvent(false, mMessage, nullptr);
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result->AssignKeyEventData(*this, true);
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result->mFlags = mFlags;
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return result;
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}
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// A DOM keyCode value or 0. If a keypress event whose charCode is 0, this
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// should be 0.
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uint32_t keyCode;
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// If the instance is a keypress event of a printable key, this is a UTF-16
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// value of the key. Otherwise, 0. This value must not be a control
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// character when some modifiers are active. Then, this value should be an
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// unmodified value except Shift and AltGr.
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uint32_t charCode;
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// One of nsIDOMKeyEvent::DOM_KEY_LOCATION_*
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uint32_t location;
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// OS translated Unicode chars which are used for accesskey and accelkey
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// handling. The handlers will try from first character to last character.
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nsTArray<AlternativeCharCode> alternativeCharCodes;
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// Indicates whether the event signifies a printable character
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bool isChar;
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// Indicates whether the event is generated by auto repeat or not.
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// if this is keyup event, always false.
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bool mIsRepeat;
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// Indicates whether the event is generated during IME (or deadkey)
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// composition. This is initialized by EventStateManager. So, key event
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// dispatchers don't need to initialize this.
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bool mIsComposing;
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// DOM KeyboardEvent.key
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KeyNameIndex mKeyNameIndex;
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// DOM KeyboardEvent.code
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CodeNameIndex mCodeNameIndex;
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// DOM KeyboardEvent.key only when mKeyNameIndex is KEY_NAME_INDEX_USE_STRING.
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nsString mKeyValue;
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// DOM KeyboardEvent.code only when mCodeNameIndex is
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// CODE_NAME_INDEX_USE_STRING.
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nsString mCodeValue;
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// OS-specific native event can optionally be preserved
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void* mNativeKeyEvent;
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// Unique id associated with a keydown / keypress event. Used in identifing
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// keypress events for removal from async event dispatch queue in metrofx
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// after preventDefault is called on keydown events. It's ok if this wraps
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// over long periods.
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uint32_t mUniqueId;
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#ifdef XP_MACOSX
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// Values given by a native NSEvent, for use with Cocoa NPAPI plugins.
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uint16_t mNativeKeyCode;
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uint32_t mNativeModifierFlags;
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nsString mNativeCharacters;
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nsString mNativeCharactersIgnoringModifiers;
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// If this is non-empty, create a text event for plugins instead of a
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// keyboard event.
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nsString mPluginTextEventString;
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#endif
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// If the key should cause keypress events, this returns true.
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// Otherwise, false.
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bool ShouldCauseKeypressEvents() const;
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void GetDOMKeyName(nsAString& aKeyName)
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{
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if (mKeyNameIndex == KEY_NAME_INDEX_USE_STRING) {
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aKeyName = mKeyValue;
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return;
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}
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GetDOMKeyName(mKeyNameIndex, aKeyName);
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}
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void GetDOMCodeName(nsAString& aCodeName)
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{
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if (mCodeNameIndex == CODE_NAME_INDEX_USE_STRING) {
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aCodeName = mCodeValue;
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return;
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}
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GetDOMCodeName(mCodeNameIndex, aCodeName);
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}
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bool IsModifierKeyEvent() const
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{
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return GetModifierForKeyName(mKeyNameIndex) != MODIFIER_NONE;
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}
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static void Shutdown();
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/**
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* ComputeLocationFromCodeValue() returns one of .location value
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* (nsIDOMKeyEvent::DOM_KEY_LOCATION_*) which is the most preferred value
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* for the specified specified code value.
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*/
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static uint32_t ComputeLocationFromCodeValue(CodeNameIndex aCodeNameIndex);
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/**
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* ComputeKeyCodeFromKeyNameIndex() return a .keyCode value which can be
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* mapped from the specified key value. Note that this returns 0 if the
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* key name index is KEY_NAME_INDEX_Unidentified or KEY_NAME_INDEX_USE_STRING.
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* This means that this method is useful only for non-printable keys.
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*/
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static uint32_t ComputeKeyCodeFromKeyNameIndex(KeyNameIndex aKeyNameIndex);
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/**
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* GetModifierForKeyName() returns a value of Modifier which is activated
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* by the aKeyNameIndex.
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*/
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static Modifier GetModifierForKeyName(KeyNameIndex aKeyNameIndex);
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/**
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* IsLockableModifier() returns true if aKeyNameIndex is a lockable modifier
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* key such as CapsLock and NumLock.
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*/
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static bool IsLockableModifier(KeyNameIndex aKeyNameIndex);
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static void GetDOMKeyName(KeyNameIndex aKeyNameIndex,
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nsAString& aKeyName);
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static void GetDOMCodeName(CodeNameIndex aCodeNameIndex,
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nsAString& aCodeName);
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static KeyNameIndex GetKeyNameIndex(const nsAString& aKeyValue);
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static CodeNameIndex GetCodeNameIndex(const nsAString& aCodeValue);
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static const char* GetCommandStr(Command aCommand);
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void AssignKeyEventData(const WidgetKeyboardEvent& aEvent, bool aCopyTargets)
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{
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AssignInputEventData(aEvent, aCopyTargets);
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keyCode = aEvent.keyCode;
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charCode = aEvent.charCode;
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location = aEvent.location;
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alternativeCharCodes = aEvent.alternativeCharCodes;
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isChar = aEvent.isChar;
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mIsRepeat = aEvent.mIsRepeat;
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mIsComposing = aEvent.mIsComposing;
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mKeyNameIndex = aEvent.mKeyNameIndex;
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mCodeNameIndex = aEvent.mCodeNameIndex;
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mKeyValue = aEvent.mKeyValue;
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mCodeValue = aEvent.mCodeValue;
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// Don't copy mNativeKeyEvent because it may be referred after its instance
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// is destroyed.
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mNativeKeyEvent = nullptr;
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mUniqueId = aEvent.mUniqueId;
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#ifdef XP_MACOSX
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mNativeKeyCode = aEvent.mNativeKeyCode;
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mNativeModifierFlags = aEvent.mNativeModifierFlags;
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mNativeCharacters.Assign(aEvent.mNativeCharacters);
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mNativeCharactersIgnoringModifiers.
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Assign(aEvent.mNativeCharactersIgnoringModifiers);
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mPluginTextEventString.Assign(aEvent.mPluginTextEventString);
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#endif
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}
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private:
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static const char16_t* kKeyNames[];
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static const char16_t* kCodeNames[];
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typedef nsDataHashtable<nsStringHashKey,
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KeyNameIndex> KeyNameIndexHashtable;
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typedef nsDataHashtable<nsStringHashKey,
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CodeNameIndex> CodeNameIndexHashtable;
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static KeyNameIndexHashtable* sKeyNameIndexHashtable;
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static CodeNameIndexHashtable* sCodeNameIndexHashtable;
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};
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/******************************************************************************
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* mozilla::InternalBeforeAfterKeyboardEvent
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*
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* This is extended from WidgetKeyboardEvent and is mapped to DOM event
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* "BeforeAfterKeyboardEvent".
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*
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* Event mMessage: eBeforeKeyDown
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* eBeforeKeyUp
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* eAfterKeyDown
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* eAfterKeyUp
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******************************************************************************/
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class InternalBeforeAfterKeyboardEvent : public WidgetKeyboardEvent
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{
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private:
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friend class dom::PBrowserParent;
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friend class dom::PBrowserChild;
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InternalBeforeAfterKeyboardEvent()
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{
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}
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public:
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// Extra member for InternalBeforeAfterKeyboardEvent. Indicates whether
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// default actions of keydown/keyup event is prevented.
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Nullable<bool> mEmbeddedCancelled;
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virtual InternalBeforeAfterKeyboardEvent* AsBeforeAfterKeyboardEvent() override
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{
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return this;
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}
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InternalBeforeAfterKeyboardEvent(bool aIsTrusted, EventMessage aMessage,
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nsIWidget* aWidget)
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: WidgetKeyboardEvent(aIsTrusted, aMessage, aWidget,
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eBeforeAfterKeyboardEventClass)
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{
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}
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virtual WidgetEvent* Duplicate() const override
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{
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MOZ_ASSERT(mClass == eBeforeAfterKeyboardEventClass,
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"Duplicate() must be overridden by sub class");
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// Not copying widget, it is a weak reference.
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InternalBeforeAfterKeyboardEvent* result =
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new InternalBeforeAfterKeyboardEvent(false, mMessage, nullptr);
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result->AssignBeforeAfterKeyEventData(*this, true);
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result->mFlags = mFlags;
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return result;
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}
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void AssignBeforeAfterKeyEventData(
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const InternalBeforeAfterKeyboardEvent& aEvent,
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bool aCopyTargets)
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{
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AssignKeyEventData(aEvent, aCopyTargets);
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mEmbeddedCancelled = aEvent.mEmbeddedCancelled;
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}
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void AssignBeforeAfterKeyEventData(
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const WidgetKeyboardEvent& aEvent,
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bool aCopyTargets)
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{
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AssignKeyEventData(aEvent, aCopyTargets);
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}
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};
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/******************************************************************************
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* mozilla::WidgetCompositionEvent
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******************************************************************************/
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class WidgetCompositionEvent : public WidgetGUIEvent
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{
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private:
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friend class mozilla::dom::PBrowserParent;
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friend class mozilla::dom::PBrowserChild;
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WidgetCompositionEvent()
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{
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}
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public:
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virtual WidgetCompositionEvent* AsCompositionEvent() override
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{
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return this;
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}
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WidgetCompositionEvent(bool aIsTrusted, EventMessage aMessage,
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nsIWidget* aWidget)
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: WidgetGUIEvent(aIsTrusted, aMessage, aWidget, eCompositionEventClass)
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, mNativeIMEContext(aWidget)
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, mOriginalMessage(eVoidEvent)
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{
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// XXX compositionstart is cancelable in draft of DOM3 Events.
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// However, it doesn't make sense for us, we cannot cancel composition
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// when we send compositionstart event.
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mFlags.mCancelable = false;
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}
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virtual WidgetEvent* Duplicate() const override
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{
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MOZ_ASSERT(mClass == eCompositionEventClass,
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"Duplicate() must be overridden by sub class");
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// Not copying widget, it is a weak reference.
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WidgetCompositionEvent* result =
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new WidgetCompositionEvent(false, mMessage, nullptr);
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result->AssignCompositionEventData(*this, true);
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result->mFlags = mFlags;
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return result;
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}
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// The composition string or the commit string. If the instance is a
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// compositionstart event, this is initialized with selected text by
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// TextComposition automatically.
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nsString mData;
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RefPtr<TextRangeArray> mRanges;
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// mNativeIMEContext stores the native IME context which causes the
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// composition event.
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widget::NativeIMEContext mNativeIMEContext;
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// If the instance is a clone of another event, mOriginalMessage stores
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// the another event's mMessage.
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EventMessage mOriginalMessage;
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void AssignCompositionEventData(const WidgetCompositionEvent& aEvent,
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bool aCopyTargets)
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{
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AssignGUIEventData(aEvent, aCopyTargets);
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mData = aEvent.mData;
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mOriginalMessage = aEvent.mOriginalMessage;
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// Currently, we don't need to copy the other members because they are
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// for internal use only (not available from JS).
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}
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bool IsComposing() const
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{
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return mRanges && mRanges->IsComposing();
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}
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uint32_t TargetClauseOffset() const
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{
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return mRanges ? mRanges->TargetClauseOffset() : 0;
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}
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uint32_t TargetClauseLength() const
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{
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uint32_t length = UINT32_MAX;
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if (mRanges) {
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length = mRanges->TargetClauseLength();
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}
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return length == UINT32_MAX ? mData.Length() : length;
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}
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uint32_t RangeCount() const
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{
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return mRanges ? mRanges->Length() : 0;
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}
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bool CausesDOMTextEvent() const
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{
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return mMessage == eCompositionChange ||
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mMessage == eCompositionCommit ||
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mMessage == eCompositionCommitAsIs;
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}
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bool CausesDOMCompositionEndEvent() const
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{
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return mMessage == eCompositionEnd ||
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mMessage == eCompositionCommit ||
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mMessage == eCompositionCommitAsIs;
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}
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bool IsFollowedByCompositionEnd() const
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{
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return mOriginalMessage == eCompositionCommit ||
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mOriginalMessage == eCompositionCommitAsIs;
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}
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};
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/******************************************************************************
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* mozilla::WidgetQueryContentEvent
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******************************************************************************/
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class WidgetQueryContentEvent : public WidgetGUIEvent
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{
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private:
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friend class dom::PBrowserParent;
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friend class dom::PBrowserChild;
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WidgetQueryContentEvent()
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{
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MOZ_CRASH("WidgetQueryContentEvent is created without proper arguments");
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}
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public:
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virtual WidgetQueryContentEvent* AsQueryContentEvent() override
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{
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return this;
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}
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WidgetQueryContentEvent(bool aIsTrusted, EventMessage aMessage,
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nsIWidget* aWidget)
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: WidgetGUIEvent(aIsTrusted, aMessage, aWidget, eQueryContentEventClass)
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, mSucceeded(false)
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, mUseNativeLineBreak(true)
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, mWithFontRanges(false)
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{
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}
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virtual WidgetEvent* Duplicate() const override
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{
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// This event isn't an internal event of any DOM event.
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NS_ASSERTION(!IsAllowedToDispatchDOMEvent(),
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"WidgetQueryContentEvent needs to support Duplicate()");
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MOZ_CRASH("WidgetQueryContentEvent doesn't support Duplicate()");
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}
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void InitForQueryTextContent(uint32_t aOffset, uint32_t aLength,
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bool aUseNativeLineBreak = true)
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{
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NS_ASSERTION(mMessage == eQueryTextContent,
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"wrong initializer is called");
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mInput.mOffset = aOffset;
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mInput.mLength = aLength;
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mUseNativeLineBreak = aUseNativeLineBreak;
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}
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void InitForQueryCaretRect(uint32_t aOffset,
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bool aUseNativeLineBreak = true)
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{
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NS_ASSERTION(mMessage == eQueryCaretRect,
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"wrong initializer is called");
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mInput.mOffset = aOffset;
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mUseNativeLineBreak = aUseNativeLineBreak;
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}
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void InitForQueryTextRect(uint32_t aOffset, uint32_t aLength,
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bool aUseNativeLineBreak = true)
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{
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NS_ASSERTION(mMessage == eQueryTextRect,
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"wrong initializer is called");
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mInput.mOffset = aOffset;
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mInput.mLength = aLength;
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mUseNativeLineBreak = aUseNativeLineBreak;
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}
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void InitForQueryDOMWidgetHittest(const mozilla::LayoutDeviceIntPoint& aPoint)
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{
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NS_ASSERTION(mMessage == eQueryDOMWidgetHittest,
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"wrong initializer is called");
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refPoint = aPoint;
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}
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|
void RequestFontRanges()
|
|
{
|
|
NS_ASSERTION(mMessage == eQueryTextContent,
|
|
"not querying text content");
|
|
mWithFontRanges = true;
|
|
}
|
|
|
|
uint32_t GetSelectionStart(void) const
|
|
{
|
|
NS_ASSERTION(mMessage == eQuerySelectedText,
|
|
"not querying selection");
|
|
return mReply.mOffset + (mReply.mReversed ? mReply.mString.Length() : 0);
|
|
}
|
|
|
|
uint32_t GetSelectionEnd(void) const
|
|
{
|
|
NS_ASSERTION(mMessage == eQuerySelectedText,
|
|
"not querying selection");
|
|
return mReply.mOffset + (mReply.mReversed ? 0 : mReply.mString.Length());
|
|
}
|
|
|
|
mozilla::WritingMode GetWritingMode(void) const
|
|
{
|
|
NS_ASSERTION(mMessage == eQuerySelectedText ||
|
|
mMessage == eQueryCaretRect ||
|
|
mMessage == eQueryTextRect,
|
|
"not querying selection or text rect");
|
|
return mReply.mWritingMode;
|
|
}
|
|
|
|
bool mSucceeded;
|
|
bool mUseNativeLineBreak;
|
|
bool mWithFontRanges;
|
|
struct
|
|
{
|
|
uint32_t EndOffset() const
|
|
{
|
|
CheckedInt<uint32_t> endOffset =
|
|
CheckedInt<uint32_t>(mOffset) + mLength;
|
|
return NS_WARN_IF(!endOffset.isValid()) ? UINT32_MAX : endOffset.value();
|
|
}
|
|
|
|
uint32_t mOffset;
|
|
uint32_t mLength;
|
|
} mInput;
|
|
|
|
struct Reply
|
|
{
|
|
void* mContentsRoot;
|
|
uint32_t mOffset;
|
|
// mTentativeCaretOffset is used by only eQueryCharacterAtPoint.
|
|
// This is the offset where caret would be if user clicked at the refPoint.
|
|
uint32_t mTentativeCaretOffset;
|
|
nsString mString;
|
|
// mRect is used by eQueryTextRect, eQueryCaretRect, eQueryCharacterAtPoint
|
|
// and eQueryEditorRect. The coordinates is system coordinates relative to
|
|
// the top level widget of mFocusedWidget. E.g., if a <xul:panel> which
|
|
// is owned by a window has focused editor, the offset of mRect is relative
|
|
// to the owner window, not the <xul:panel>.
|
|
mozilla::LayoutDeviceIntRect mRect;
|
|
// The return widget has the caret. This is set at all query events.
|
|
nsIWidget* mFocusedWidget;
|
|
// mozilla::WritingMode value at the end (focus) of the selection
|
|
mozilla::WritingMode mWritingMode;
|
|
// Used by eQuerySelectionAsTransferable
|
|
nsCOMPtr<nsITransferable> mTransferable;
|
|
// Used by eQueryTextContent with font ranges requested
|
|
nsAutoTArray<mozilla::FontRange, 1> mFontRanges;
|
|
// true if selection is reversed (end < start)
|
|
bool mReversed;
|
|
// true if the selection exists
|
|
bool mHasSelection;
|
|
// true if DOM element under mouse belongs to widget
|
|
bool mWidgetIsHit;
|
|
|
|
Reply()
|
|
: mContentsRoot(nullptr)
|
|
, mOffset(NOT_FOUND)
|
|
, mTentativeCaretOffset(NOT_FOUND)
|
|
, mFocusedWidget(nullptr)
|
|
, mReversed(false)
|
|
, mHasSelection(false)
|
|
, mWidgetIsHit(false)
|
|
{
|
|
}
|
|
} mReply;
|
|
|
|
enum
|
|
{
|
|
NOT_FOUND = UINT32_MAX
|
|
};
|
|
|
|
// values of mComputedScrollAction
|
|
enum
|
|
{
|
|
SCROLL_ACTION_NONE,
|
|
SCROLL_ACTION_LINE,
|
|
SCROLL_ACTION_PAGE
|
|
};
|
|
};
|
|
|
|
/******************************************************************************
|
|
* mozilla::WidgetSelectionEvent
|
|
******************************************************************************/
|
|
|
|
class WidgetSelectionEvent : public WidgetGUIEvent
|
|
{
|
|
private:
|
|
friend class mozilla::dom::PBrowserParent;
|
|
friend class mozilla::dom::PBrowserChild;
|
|
|
|
WidgetSelectionEvent()
|
|
: mOffset(0)
|
|
, mLength(0)
|
|
, mReversed(false)
|
|
, mExpandToClusterBoundary(true)
|
|
, mSucceeded(false)
|
|
{
|
|
}
|
|
|
|
public:
|
|
virtual WidgetSelectionEvent* AsSelectionEvent() override
|
|
{
|
|
return this;
|
|
}
|
|
|
|
WidgetSelectionEvent(bool aIsTrusted, EventMessage aMessage,
|
|
nsIWidget* aWidget)
|
|
: WidgetGUIEvent(aIsTrusted, aMessage, aWidget, eSelectionEventClass)
|
|
, mOffset(0)
|
|
, mLength(0)
|
|
, mReversed(false)
|
|
, mExpandToClusterBoundary(true)
|
|
, mSucceeded(false)
|
|
, mUseNativeLineBreak(true)
|
|
, mReason(nsISelectionListener::NO_REASON)
|
|
{
|
|
}
|
|
|
|
virtual WidgetEvent* Duplicate() const override
|
|
{
|
|
// This event isn't an internal event of any DOM event.
|
|
NS_ASSERTION(!IsAllowedToDispatchDOMEvent(),
|
|
"WidgetSelectionEvent needs to support Duplicate()");
|
|
MOZ_CRASH("WidgetSelectionEvent doesn't support Duplicate()");
|
|
return nullptr;
|
|
}
|
|
|
|
// Start offset of selection
|
|
uint32_t mOffset;
|
|
// Length of selection
|
|
uint32_t mLength;
|
|
// Selection "anchor" should be in front
|
|
bool mReversed;
|
|
// Cluster-based or character-based
|
|
bool mExpandToClusterBoundary;
|
|
// true if setting selection succeeded.
|
|
bool mSucceeded;
|
|
// true if native line breaks are used for mOffset and mLength
|
|
bool mUseNativeLineBreak;
|
|
// Fennec provides eSetSelection reason codes for downstream
|
|
// use in AccessibleCaret visibility logic.
|
|
int16_t mReason;
|
|
};
|
|
|
|
/******************************************************************************
|
|
* mozilla::InternalEditorInputEvent
|
|
******************************************************************************/
|
|
|
|
class InternalEditorInputEvent : public InternalUIEvent
|
|
{
|
|
private:
|
|
InternalEditorInputEvent()
|
|
: mIsComposing(false)
|
|
{
|
|
}
|
|
|
|
public:
|
|
virtual InternalEditorInputEvent* AsEditorInputEvent() override
|
|
{
|
|
return this;
|
|
}
|
|
|
|
InternalEditorInputEvent(bool aIsTrusted, EventMessage aMessage,
|
|
nsIWidget* aWidget)
|
|
: InternalUIEvent(aIsTrusted, aMessage, aWidget, eEditorInputEventClass)
|
|
, mIsComposing(false)
|
|
{
|
|
if (!aIsTrusted) {
|
|
mFlags.mBubbles = false;
|
|
mFlags.mCancelable = false;
|
|
return;
|
|
}
|
|
|
|
mFlags.mBubbles = true;
|
|
mFlags.mCancelable = false;
|
|
}
|
|
|
|
virtual WidgetEvent* Duplicate() const override
|
|
{
|
|
MOZ_ASSERT(mClass == eEditorInputEventClass,
|
|
"Duplicate() must be overridden by sub class");
|
|
// Not copying widget, it is a weak reference.
|
|
InternalEditorInputEvent* result =
|
|
new InternalEditorInputEvent(false, mMessage, nullptr);
|
|
result->AssignEditorInputEventData(*this, true);
|
|
result->mFlags = mFlags;
|
|
return result;
|
|
}
|
|
|
|
bool mIsComposing;
|
|
|
|
void AssignEditorInputEventData(const InternalEditorInputEvent& aEvent,
|
|
bool aCopyTargets)
|
|
{
|
|
AssignUIEventData(aEvent, aCopyTargets);
|
|
|
|
mIsComposing = aEvent.mIsComposing;
|
|
}
|
|
};
|
|
|
|
} // namespace mozilla
|
|
|
|
#endif // mozilla_TextEvents_h__
|