gecko/widget/ContentEvents.h

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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 mozilla_ContentEvents_h__
#define mozilla_ContentEvents_h__
#include <stdint.h>
#include "mozilla/BasicEvents.h"
#include "mozilla/dom/EventTarget.h"
#include "nsCOMPtr.h"
#include "nsIDOMDataTransfer.h"
#include "nsRect.h"
#include "nsStringGlue.h"
class nsIContent;
namespace mozilla {
/******************************************************************************
* mozilla::InternalScriptErrorEvent
******************************************************************************/
class InternalScriptErrorEvent : public WidgetEvent
{
public:
InternalScriptErrorEvent(bool aIsTrusted, uint32_t aMessage) :
WidgetEvent(aIsTrusted, aMessage, NS_SCRIPT_ERROR_EVENT),
lineNr(0), errorMsg(nullptr), fileName(nullptr)
{
}
int32_t lineNr;
const PRUnichar* errorMsg;
const PRUnichar* fileName;
// XXX Not tested by test_assign_event_data.html
void AssignScriptErrorEventData(const InternalScriptErrorEvent& aEvent,
bool aCopyTargets)
{
AssignEventData(aEvent, aCopyTargets);
lineNr = aEvent.lineNr;
// We don't copy errorMsg and fileName. If it's necessary, perhaps, this
// should duplicate the characters and free them at destructing.
errorMsg = nullptr;
fileName = nullptr;
}
};
/******************************************************************************
* mozilla::InternalScrollPortEvent
******************************************************************************/
class InternalScrollPortEvent : public WidgetGUIEvent
{
public:
enum orientType
{
vertical = 0,
horizontal = 1,
both = 2
};
InternalScrollPortEvent(bool aIsTrusted, uint32_t aMessage,
nsIWidget* aWidget) :
WidgetGUIEvent(aIsTrusted, aMessage, aWidget, NS_SCROLLPORT_EVENT),
orient(vertical)
{
}
orientType orient;
void AssignScrollPortEventData(const InternalScrollPortEvent& aEvent,
bool aCopyTargets)
{
AssignGUIEventData(aEvent, aCopyTargets);
orient = aEvent.orient;
}
};
/******************************************************************************
* mozilla::InternalScrollPortEvent
******************************************************************************/
class InternalScrollAreaEvent : public WidgetGUIEvent
{
public:
InternalScrollAreaEvent(bool aIsTrusted, uint32_t aMessage,
nsIWidget* aWidget) :
WidgetGUIEvent(aIsTrusted, aMessage, aWidget, NS_SCROLLAREA_EVENT)
{
}
nsRect mArea;
void AssignScrollAreaEventData(const InternalScrollAreaEvent& aEvent,
bool aCopyTargets)
{
AssignGUIEventData(aEvent, aCopyTargets);
mArea = aEvent.mArea;
}
};
/******************************************************************************
* mozilla::InternalFormEvent
*
* We hold the originating form control for form submit and reset events.
* originator is a weak pointer (does not hold a strong reference).
******************************************************************************/
class InternalFormEvent : public WidgetEvent
{
public:
InternalFormEvent(bool aIsTrusted, uint32_t aMessage) :
WidgetEvent(aIsTrusted, aMessage, NS_FORM_EVENT),
originator(nullptr)
{
}
nsIContent *originator;
void AssignFormEventData(const InternalFormEvent& aEvent, bool aCopyTargets)
{
AssignEventData(aEvent, aCopyTargets);
// Don't copy originator due to a weak pointer.
}
};
/******************************************************************************
* mozilla::InternalClipboardEvent
******************************************************************************/
class InternalClipboardEvent : public WidgetEvent
{
public:
InternalClipboardEvent(bool aIsTrusted, uint32_t aMessage) :
WidgetEvent(aIsTrusted, aMessage, NS_CLIPBOARD_EVENT)
{
}
nsCOMPtr<nsIDOMDataTransfer> clipboardData;
void AssignClipboardEventData(const InternalClipboardEvent& aEvent,
bool aCopyTargets)
{
AssignEventData(aEvent, aCopyTargets);
clipboardData = aEvent.clipboardData;
}
};
/******************************************************************************
* mozilla::InternalFocusEvent
******************************************************************************/
class InternalFocusEvent : public InternalUIEvent
{
public:
InternalFocusEvent(bool aIsTrusted, uint32_t aMessage) :
InternalUIEvent(aIsTrusted, aMessage, NS_FOCUS_EVENT, 0),
fromRaise(false), isRefocus(false)
{
}
/// The possible related target
nsCOMPtr<dom::EventTarget> relatedTarget;
bool fromRaise;
bool isRefocus;
void AssignFocusEventData(const InternalFocusEvent& aEvent, bool aCopyTargets)
{
AssignUIEventData(aEvent, aCopyTargets);
relatedTarget = aCopyTargets ? aEvent.relatedTarget : nullptr;
fromRaise = aEvent.fromRaise;
isRefocus = aEvent.isRefocus;
}
};
/******************************************************************************
* mozilla::InternalTransitionEvent
******************************************************************************/
class InternalTransitionEvent : public WidgetEvent
{
public:
InternalTransitionEvent(bool aIsTrusted, uint32_t aMessage,
const nsAString& aPropertyName, float aElapsedTime,
const nsAString& aPseudoElement) :
WidgetEvent(aIsTrusted, aMessage, NS_TRANSITION_EVENT),
propertyName(aPropertyName), elapsedTime(aElapsedTime),
pseudoElement(aPseudoElement)
{
}
nsString propertyName;
float elapsedTime;
nsString pseudoElement;
void AssignTransitionEventData(const InternalTransitionEvent& aEvent,
bool aCopyTargets)
{
AssignEventData(aEvent, aCopyTargets);
// propertyName, elapsedTime and pseudoElement must have been initialized
// with the constructor.
}
};
/******************************************************************************
* mozilla::InternalAnimationEvent
******************************************************************************/
class InternalAnimationEvent : public WidgetEvent
{
public:
InternalAnimationEvent(bool aIsTrusted, uint32_t aMessage,
const nsAString& aAnimationName, float aElapsedTime,
const nsAString& aPseudoElement) :
WidgetEvent(aIsTrusted, aMessage, NS_ANIMATION_EVENT),
animationName(aAnimationName), elapsedTime(aElapsedTime),
pseudoElement(aPseudoElement)
{
}
nsString animationName;
float elapsedTime;
nsString pseudoElement;
void AssignAnimationEventData(const InternalAnimationEvent& aEvent,
bool aCopyTargets)
{
AssignEventData(aEvent, aCopyTargets);
// animationName, elapsedTime and pseudoElement must have been initialized
// with the constructor.
}
};
} // namespace mozilla
#endif // mozilla_ContentEvents_h__