widget/EventForwards.h

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* This Source Code Form is subject to the terms of the Mozilla Public
   3  * License, v. 2.0. If a copy of the MPL was not distributed with this
   4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   5
   6 #ifndef mozilla_EventForwards_h__
   7 #define mozilla_EventForwards_h__
   8
   9 #include <stdint.h>
  10
  11 #include "mozilla/TypedEnum.h"
  12
  13 /**
  14  * XXX Following enums should be in BasicEvents.h.  However, currently, it's
  15  *     impossible to use foward delearation for enum.
  16  */
  17
  18 /**
  19  * Return status for event processors.
  20  */
  21 enum nsEventStatus
  22 {
  23   // The event is ignored, do default processing
  24   nsEventStatus_eIgnore,
  25   // The event is consumed, don't do default processing
  26   nsEventStatus_eConsumeNoDefault,
  27   // The event is consumed, but do default processing
  28   nsEventStatus_eConsumeDoDefault
  29 };
  30
  31 namespace mozilla {
  32
  33 typedef uint16_t Modifiers;
  34
  35 #define NS_DEFINE_KEYNAME(aCPPName, aDOMKeyName) \
  36   KEY_NAME_INDEX_##aCPPName,
  37
  38 enum KeyNameIndex
  39 {
  40 #include "nsDOMKeyNameList.h"
  41   // If a DOM keyboard event is synthesized by script, this is used.  Then,
  42   // specified key name should be stored and use it as .key value.
  43   KEY_NAME_INDEX_USE_STRING
  44 };
  45
  46 #undef NS_DEFINE_KEYNAME
  47
  48 #define NS_DEFINE_COMMAND(aName, aCommandStr) , Command##aName
  49
  50 typedef int8_t CommandInt;
  51 enum Command MOZ_ENUM_TYPE(CommandInt)
  52 {
  53   CommandDoNothing
  54
  55 #include "mozilla/CommandList.h"
  56 };
  57 #undef NS_DEFINE_COMMAND
  58
  59 } // namespace mozilla
  60
  61 /**
  62  * All header files should include this header instead of *Events.h.
  63  */
  64
  65 namespace mozilla {
  66
  67 #define NS_EVENT_CLASS(aPrefix, aName) class aPrefix##aName;
  68 #define NS_ROOT_EVENT_CLASS(aPrefix, aName) NS_EVENT_CLASS(aPrefix, aName)
  69
  70 #include "mozilla/EventClassList.h"
  71
  72 #undef NS_EVENT_CLASS
  73 #undef NS_ROOT_EVENT_CLASS
  74
  75 // BasicEvents.h
  76 struct EventFlags;
  77
  78 // TextEvents.h
  79 struct AlternativeCharCode;
  80
  81 // TextRange.h
  82 struct TextRangeStyle;
  83 struct TextRange;
  84
  85 class TextRangeArray;
  86
  87 } // namespace mozilla
  88
  89 #endif // mozilla_EventForwards_h__