forked from mirrors/gecko-dev
a33f11e0f5
We should not be declaring forward declarations for nsString classes directly, instead we should use nsStringFwd.h. This will make changing the underlying types easier. --HG-- extra : rebase_source : b2c7554e8632f078167ff2f609392e63a136c299
175 lines
4 KiB
C++
175 lines
4 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_EventForwards_h__
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#define mozilla_EventForwards_h__
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#include <stdint.h>
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#include "nsStringFwd.h"
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#include "nsTArray.h"
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/**
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* XXX Following enums should be in BasicEvents.h. However, currently, it's
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* impossible to use foward delearation for enum.
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*/
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/**
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* Return status for event processors.
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*/
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enum nsEventStatus
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{
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// The event is ignored, do default processing
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nsEventStatus_eIgnore,
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// The event is consumed, don't do default processing
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nsEventStatus_eConsumeNoDefault,
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// The event is consumed, but do default processing
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nsEventStatus_eConsumeDoDefault,
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// Value is not for use, only for serialization
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nsEventStatus_eSentinel
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};
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namespace mozilla {
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/**
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* Event messages
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*/
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typedef uint16_t EventMessageType;
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enum EventMessage : EventMessageType
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{
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#define NS_EVENT_MESSAGE(aMessage) aMessage,
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#define NS_EVENT_MESSAGE_FIRST_LAST(aMessage, aFirst, aLast) \
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aMessage##First = aFirst, aMessage##Last = aLast,
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#include "mozilla/EventMessageList.h"
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#undef NS_EVENT_MESSAGE
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#undef NS_EVENT_MESSAGE_FIRST_LAST
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// For preventing bustage due to "," after the last item.
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eEventMessage_MaxValue
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};
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const char* ToChar(EventMessage aEventMessage);
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/**
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* Event class IDs
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*/
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typedef uint8_t EventClassIDType;
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enum EventClassID : EventClassIDType
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{
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// The event class name will be:
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// eBasicEventClass for WidgetEvent
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// eFooEventClass for WidgetFooEvent or InternalFooEvent
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#define NS_ROOT_EVENT_CLASS(aPrefix, aName) eBasic##aName##Class
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#define NS_EVENT_CLASS(aPrefix, aName) , e##aName##Class
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#include "mozilla/EventClassList.h"
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#undef NS_EVENT_CLASS
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#undef NS_ROOT_EVENT_CLASS
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};
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const char* ToChar(EventClassID aEventClassID);
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typedef uint16_t Modifiers;
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#define NS_DEFINE_KEYNAME(aCPPName, aDOMKeyName) \
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KEY_NAME_INDEX_##aCPPName,
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typedef uint16_t KeyNameIndexType;
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enum KeyNameIndex : KeyNameIndexType
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{
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#include "mozilla/KeyNameList.h"
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// If a DOM keyboard event is synthesized by script, this is used. Then,
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// specified key name should be stored and use it as .key value.
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KEY_NAME_INDEX_USE_STRING
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};
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#undef NS_DEFINE_KEYNAME
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const nsCString ToString(KeyNameIndex aKeyNameIndex);
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#define NS_DEFINE_PHYSICAL_KEY_CODE_NAME(aCPPName, aDOMCodeName) \
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CODE_NAME_INDEX_##aCPPName,
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typedef uint8_t CodeNameIndexType;
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enum CodeNameIndex : CodeNameIndexType
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{
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#include "mozilla/PhysicalKeyCodeNameList.h"
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// If a DOM keyboard event is synthesized by script, this is used. Then,
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// specified code name should be stored and use it as .code value.
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CODE_NAME_INDEX_USE_STRING
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};
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#undef NS_DEFINE_PHYSICAL_KEY_CODE_NAME
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const nsCString ToString(CodeNameIndex aCodeNameIndex);
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#define NS_DEFINE_COMMAND(aName, aCommandStr) , Command##aName
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typedef int8_t CommandInt;
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enum Command : CommandInt
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{
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CommandDoNothing
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#include "mozilla/CommandList.h"
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};
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#undef NS_DEFINE_COMMAND
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} // namespace mozilla
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/**
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* All header files should include this header instead of *Events.h.
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*/
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namespace mozilla {
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#define NS_EVENT_CLASS(aPrefix, aName) class aPrefix##aName;
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#define NS_ROOT_EVENT_CLASS(aPrefix, aName) NS_EVENT_CLASS(aPrefix, aName)
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#include "mozilla/EventClassList.h"
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#undef NS_EVENT_CLASS
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#undef NS_ROOT_EVENT_CLASS
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// BasicEvents.h
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struct BaseEventFlags;
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struct EventFlags;
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class WidgetEventTime;
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class NativeEventData;
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// TextEvents.h
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enum class AccessKeyType;
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struct AlternativeCharCode;
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struct ShortcutKeyCandidate;
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typedef nsTArray<ShortcutKeyCandidate> ShortcutKeyCandidateArray;
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typedef AutoTArray<ShortcutKeyCandidate, 10> AutoShortcutKeyCandidateArray;
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// TextRange.h
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typedef uint8_t RawTextRangeType;
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enum class TextRangeType : RawTextRangeType;
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struct TextRangeStyle;
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struct TextRange;
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class EditCommands;
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class TextRangeArray;
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// FontRange.h
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struct FontRange;
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} // namespace mozilla
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#endif // mozilla_EventForwards_h__
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