gecko-dev/widget/EventForwards.h

/* -*- 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 mozilla_EventForwards_h__
#define mozilla_EventForwards_h__

#include <stdint.h>

/**
 * XXX Following enums should be in BasicEvents.h.  However, currently, it's
 *     impossible to use foward delearation for enum.
 */

/**
 * Return status for event processors.
 */
enum nsEventStatus
{
  // The event is ignored, do default processing
  nsEventStatus_eIgnore,
  // The event is consumed, don't do default processing
  nsEventStatus_eConsumeNoDefault,
  // The event is consumed, but do default processing
  nsEventStatus_eConsumeDoDefault
};

namespace mozilla {

typedef uint16_t Modifiers;

#define NS_DEFINE_KEYNAME(aCPPName, aDOMKeyName) \
  KEY_NAME_INDEX_##aCPPName,

enum KeyNameIndex
{
#include "nsDOMKeyNameList.h"
  // There shouldn't be "," at the end of enum definition, this dummy item
  // avoids bustage on some platforms.
  NUMBER_OF_KEY_NAME_INDEX
};

#undef NS_DEFINE_KEYNAME

} // namespace mozilla

/**
 * All header files should include this header instead of *Events.h.
 */

// BasicEvents.h
namespace mozilla {
struct EventFlags;

class WidgetEvent;
class WidgetGUIEvent;
class WidgetInputEvent;
class InternalUIEvent;

// TextEvents.h
struct AlternativeCharCode;
struct TextRangeStyle;
struct TextRange;

typedef TextRange* TextRangeArray;

class WidgetKeyboardEvent;
class WidgetTextEvent;
class WidgetCompositionEvent;
class WidgetQueryContentEvent;
class WidgetSelectionEvent;

// MouseEvents.h
class WidgetMouseEventBase;
class WidgetMouseEvent;
class WidgetDragEvent;
class WidgetMouseScrollEvent;
class WidgetWheelEvent;

// TouchEvents.h
class WidgetGestureNotifyEvent;
class WidgetSimpleGestureEvent;
class WidgetTouchEvent;

// ContentEvents.h
class InternalScriptErrorEvent;
class InternalScrollPortEvent;
class InternalScrollAreaEvent;
class InternalFormEvent;
class InternalClipboardEvent;
class InternalFocusEvent;
class InternalTransitionEvent;
class InternalAnimationEvent;
} // namespace mozilla

// MiscEvents.h
class nsCommandEvent;
class nsContentCommandEvent;
class nsPluginEvent;

// content/events/public/nsMutationEvent.h
class nsMutationEvent;

// TODO: Remove following typedefs
typedef mozilla::WidgetEvent              nsEvent;
typedef mozilla::WidgetGUIEvent           nsGUIEvent;
typedef mozilla::WidgetInputEvent         nsInputEvent;
typedef mozilla::InternalUIEvent          nsUIEvent;
typedef mozilla::AlternativeCharCode      nsAlternativeCharCode;
typedef mozilla::WidgetKeyboardEvent      nsKeyEvent;
typedef mozilla::TextRangeStyle           nsTextRangeStyle;
typedef mozilla::TextRange                nsTextRange;
typedef mozilla::TextRangeArray           nsTextRangeArray;
typedef mozilla::WidgetTextEvent          nsTextEvent;
typedef mozilla::WidgetCompositionEvent   nsCompositionEvent;
typedef mozilla::WidgetQueryContentEvent  nsQueryContentEvent;
typedef mozilla::WidgetSelectionEvent     nsSelectionEvent;
typedef mozilla::WidgetMouseEventBase     nsMouseEvent_base;
typedef mozilla::WidgetMouseEvent         nsMouseEvent;
typedef mozilla::WidgetDragEvent          nsDragEvent;
typedef mozilla::WidgetMouseScrollEvent   nsMouseScrollEvent;

namespace mozilla {
typedef WidgetWheelEvent                  WheelEvent;
}

typedef mozilla::WidgetGestureNotifyEvent nsGestureNotifyEvent;
typedef mozilla::WidgetSimpleGestureEvent nsSimpleGestureEvent;
typedef mozilla::WidgetTouchEvent         nsTouchEvent;
typedef mozilla::InternalScriptErrorEvent nsScriptErrorEvent;
typedef mozilla::InternalScrollPortEvent  nsScrollPortEvent;
typedef mozilla::InternalScrollAreaEvent  nsScrollAreaEvent;
typedef mozilla::InternalFormEvent        nsFormEvent;
typedef mozilla::InternalClipboardEvent   nsClipboardEvent;
typedef mozilla::InternalFocusEvent       nsFocusEvent;
typedef mozilla::InternalTransitionEvent  nsTransitionEvent;
typedef mozilla::InternalAnimationEvent   nsAnimationEvent;

#endif // mozilla_EventForwards_h__