diff -r 000000000000 -r 6474c204b198 widget/ContentEvents.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/widget/ContentEvents.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,320 @@
+/* -*- 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/DataTransfer.h"
+#include "mozilla/dom/EventTarget.h"
+#include "nsCOMPtr.h"
+#include "nsRect.h"
+#include "nsStringGlue.h"
+
+class nsIContent;
+
+namespace mozilla {
+
+/******************************************************************************
+ * mozilla::InternalScrollPortEvent
+ ******************************************************************************/
+
+class InternalScrollPortEvent : public WidgetGUIEvent
+{
+public:
+  virtual InternalScrollPortEvent* AsScrollPortEvent() MOZ_OVERRIDE
+  {
+    return this;
+  }
+
+  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)
+  {
+  }
+
+  virtual WidgetEvent* Duplicate() const MOZ_OVERRIDE
+  {
+    MOZ_ASSERT(eventStructType == NS_SCROLLPORT_EVENT,
+               "Duplicate() must be overridden by sub class");
+    // Not copying widget, it is a weak reference.
+    InternalScrollPortEvent* result =
+      new InternalScrollPortEvent(false, message, nullptr);
+    result->AssignScrollPortEventData(*this, true);
+    result->mFlags = mFlags;
+    return result;
+  }
+
+  orientType orient;
+
+  void AssignScrollPortEventData(const InternalScrollPortEvent& aEvent,
+                                 bool aCopyTargets)
+  {
+    AssignGUIEventData(aEvent, aCopyTargets);
+
+    orient = aEvent.orient;
+  }
+};
+
+/******************************************************************************
+ * mozilla::InternalScrollPortEvent
+ ******************************************************************************/
+
+class InternalScrollAreaEvent : public WidgetGUIEvent
+{
+public:
+  virtual InternalScrollAreaEvent* AsScrollAreaEvent() MOZ_OVERRIDE
+  {
+    return this;
+  }
+
+  InternalScrollAreaEvent(bool aIsTrusted, uint32_t aMessage,
+                          nsIWidget* aWidget) :
+    WidgetGUIEvent(aIsTrusted, aMessage, aWidget, NS_SCROLLAREA_EVENT)
+  {
+  }
+
+  virtual WidgetEvent* Duplicate() const MOZ_OVERRIDE
+  {
+    MOZ_ASSERT(eventStructType == NS_SCROLLAREA_EVENT,
+               "Duplicate() must be overridden by sub class");
+    // Not copying widget, it is a weak reference.
+    InternalScrollAreaEvent* result =
+      new InternalScrollAreaEvent(false, message, nullptr);
+    result->AssignScrollAreaEventData(*this, true);
+    result->mFlags = mFlags;
+    return result;
+  }
+
+  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:
+  virtual InternalFormEvent* AsFormEvent() MOZ_OVERRIDE { return this; }
+
+  InternalFormEvent(bool aIsTrusted, uint32_t aMessage) :
+    WidgetEvent(aIsTrusted, aMessage, NS_FORM_EVENT),
+    originator(nullptr)
+  {
+  }
+
+  virtual WidgetEvent* Duplicate() const MOZ_OVERRIDE
+  {
+    MOZ_ASSERT(eventStructType == NS_FORM_EVENT,
+               "Duplicate() must be overridden by sub class");
+    InternalFormEvent* result = new InternalFormEvent(false, message);
+    result->AssignFormEventData(*this, true);
+    result->mFlags = mFlags;
+    return result;
+  }
+
+  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:
+  virtual InternalClipboardEvent* AsClipboardEvent() MOZ_OVERRIDE
+  {
+    return this;
+  }
+
+  InternalClipboardEvent(bool aIsTrusted, uint32_t aMessage) :
+    WidgetEvent(aIsTrusted, aMessage, NS_CLIPBOARD_EVENT)
+  {
+  }
+
+  virtual WidgetEvent* Duplicate() const MOZ_OVERRIDE
+  {
+    MOZ_ASSERT(eventStructType == NS_CLIPBOARD_EVENT,
+               "Duplicate() must be overridden by sub class");
+    InternalClipboardEvent* result = new InternalClipboardEvent(false, message);
+    result->AssignClipboardEventData(*this, true);
+    result->mFlags = mFlags;
+    return result;
+  }
+
+  nsCOMPtr<dom::DataTransfer> clipboardData;
+
+  void AssignClipboardEventData(const InternalClipboardEvent& aEvent,
+                                bool aCopyTargets)
+  {
+    AssignEventData(aEvent, aCopyTargets);
+
+    clipboardData = aEvent.clipboardData;
+  }
+};
+
+/******************************************************************************
+ * mozilla::InternalFocusEvent
+ ******************************************************************************/
+
+class InternalFocusEvent : public InternalUIEvent
+{
+public:
+  virtual InternalFocusEvent* AsFocusEvent() MOZ_OVERRIDE { return this; }
+
+  InternalFocusEvent(bool aIsTrusted, uint32_t aMessage) :
+    InternalUIEvent(aIsTrusted, aMessage, NS_FOCUS_EVENT),
+    fromRaise(false), isRefocus(false)
+  {
+  }
+
+  virtual WidgetEvent* Duplicate() const MOZ_OVERRIDE
+  {
+    MOZ_ASSERT(eventStructType == NS_FOCUS_EVENT,
+               "Duplicate() must be overridden by sub class");
+    InternalFocusEvent* result = new InternalFocusEvent(false, message);
+    result->AssignFocusEventData(*this, true);
+    result->mFlags = mFlags;
+    return result;
+  }
+
+  /// 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:
+  virtual InternalTransitionEvent* AsTransitionEvent() MOZ_OVERRIDE
+  {
+    return this;
+  }
+
+  InternalTransitionEvent(bool aIsTrusted, uint32_t aMessage)
+    : WidgetEvent(aIsTrusted, aMessage, NS_TRANSITION_EVENT)
+    , elapsedTime(0.0)
+  {
+    mFlags.mCancelable = false;
+  }
+
+  virtual WidgetEvent* Duplicate() const MOZ_OVERRIDE
+  {
+    MOZ_ASSERT(eventStructType == NS_TRANSITION_EVENT,
+               "Duplicate() must be overridden by sub class");
+    InternalTransitionEvent* result =
+      new InternalTransitionEvent(false, message);
+    result->AssignTransitionEventData(*this, true);
+    result->mFlags = mFlags;
+    return result;
+  }
+
+  nsString propertyName;
+  float elapsedTime;
+  nsString pseudoElement;
+
+  void AssignTransitionEventData(const InternalTransitionEvent& aEvent,
+                                 bool aCopyTargets)
+  {
+    AssignEventData(aEvent, aCopyTargets);
+
+    propertyName = aEvent.propertyName;
+    elapsedTime = aEvent.elapsedTime;
+    pseudoElement = aEvent.pseudoElement;
+  }
+};
+
+/******************************************************************************
+ * mozilla::InternalAnimationEvent
+ ******************************************************************************/
+
+class InternalAnimationEvent : public WidgetEvent
+{
+public:
+  virtual InternalAnimationEvent* AsAnimationEvent() MOZ_OVERRIDE
+  {
+    return this;
+  }
+
+  InternalAnimationEvent(bool aIsTrusted, uint32_t aMessage)
+    : WidgetEvent(aIsTrusted, aMessage, NS_ANIMATION_EVENT)
+    , elapsedTime(0.0)
+  {
+    mFlags.mCancelable = false;
+  }
+
+  virtual WidgetEvent* Duplicate() const MOZ_OVERRIDE
+  {
+    MOZ_ASSERT(eventStructType == NS_ANIMATION_EVENT,
+               "Duplicate() must be overridden by sub class");
+    InternalAnimationEvent* result = new InternalAnimationEvent(false, message);
+    result->AssignAnimationEventData(*this, true);
+    result->mFlags = mFlags;
+    return result;
+  }
+
+  nsString animationName;
+  float elapsedTime;
+  nsString pseudoElement;
+
+  void AssignAnimationEventData(const InternalAnimationEvent& aEvent,
+                                bool aCopyTargets)
+  {
+    AssignEventData(aEvent, aCopyTargets);
+
+    animationName = aEvent.animationName;
+    elapsedTime = aEvent.elapsedTime;
+    pseudoElement = aEvent.pseudoElement;
+  }
+};
+
+} // namespace mozilla
+
+#endif // mozilla_ContentEvents_h__