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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commitad18d877ddd2a44d98fa12ccd3dbbcf4d0ac4299 (patch)
tree10027f336435511475e392454359edea8e25895d /widget/MiscEvents.h
parent15477ed9af4859dacb069040b5d4de600803d3bc (diff)
downloaduxp-ad18d877ddd2a44d98fa12ccd3dbbcf4d0ac4299.tar.gz
Add m-esr52 at 52.6.0
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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_MiscEvents_h__
+#define mozilla_MiscEvents_h__
+
+#include <stdint.h>
+
+#include "mozilla/BasicEvents.h"
+#include "nsCOMPtr.h"
+#include "nsIAtom.h"
+#include "nsITransferable.h"
+
+namespace mozilla {
+
+namespace dom {
+ class PBrowserParent;
+ class PBrowserChild;
+} // namespace dom
+
+/******************************************************************************
+ * mozilla::WidgetContentCommandEvent
+ ******************************************************************************/
+
+class WidgetContentCommandEvent : public WidgetGUIEvent
+{
+public:
+ virtual WidgetContentCommandEvent* AsContentCommandEvent() override
+ {
+ return this;
+ }
+
+ WidgetContentCommandEvent(bool aIsTrusted, EventMessage aMessage,
+ nsIWidget* aWidget,
+ bool aOnlyEnabledCheck = false)
+ : WidgetGUIEvent(aIsTrusted, aMessage, aWidget, eContentCommandEventClass)
+ , mOnlyEnabledCheck(aOnlyEnabledCheck)
+ , mSucceeded(false)
+ , mIsEnabled(false)
+ {
+ }
+
+ virtual WidgetEvent* Duplicate() const override
+ {
+ // This event isn't an internal event of any DOM event.
+ NS_ASSERTION(!IsAllowedToDispatchDOMEvent(),
+ "WidgetQueryContentEvent needs to support Duplicate()");
+ MOZ_CRASH("WidgetQueryContentEvent doesn't support Duplicate()");
+ return nullptr;
+ }
+
+ // eContentCommandPasteTransferable
+ nsCOMPtr<nsITransferable> mTransferable; // [in]
+
+ // eContentCommandScroll
+ // for mScroll.mUnit
+ enum
+ {
+ eCmdScrollUnit_Line,
+ eCmdScrollUnit_Page,
+ eCmdScrollUnit_Whole
+ };
+
+ struct ScrollInfo
+ {
+ ScrollInfo() :
+ mAmount(0), mUnit(eCmdScrollUnit_Line), mIsHorizontal(false)
+ {
+ }
+
+ int32_t mAmount; // [in]
+ uint8_t mUnit; // [in]
+ bool mIsHorizontal; // [in]
+ } mScroll;
+
+ bool mOnlyEnabledCheck; // [in]
+
+ bool mSucceeded; // [out]
+ bool mIsEnabled; // [out]
+
+ void AssignContentCommandEventData(const WidgetContentCommandEvent& aEvent,
+ bool aCopyTargets)
+ {
+ AssignGUIEventData(aEvent, aCopyTargets);
+
+ mScroll = aEvent.mScroll;
+ mOnlyEnabledCheck = aEvent.mOnlyEnabledCheck;
+ mSucceeded = aEvent.mSucceeded;
+ mIsEnabled = aEvent.mIsEnabled;
+ }
+};
+
+/******************************************************************************
+ * mozilla::WidgetCommandEvent
+ *
+ * This sends a command to chrome. If you want to request what is performed
+ * in focused content, you should use WidgetContentCommandEvent instead.
+ *
+ * XXX Should be |WidgetChromeCommandEvent|?
+ ******************************************************************************/
+
+class WidgetCommandEvent : public WidgetGUIEvent
+{
+public:
+ virtual WidgetCommandEvent* AsCommandEvent() override { return this; }
+
+ WidgetCommandEvent(bool aIsTrusted, nsIAtom* aEventType,
+ nsIAtom* aCommand, nsIWidget* aWidget)
+ : WidgetGUIEvent(aIsTrusted, eUnidentifiedEvent, aWidget,
+ eCommandEventClass)
+ , mCommand(aCommand)
+ {
+ mSpecifiedEventType = aEventType;
+ }
+
+ virtual WidgetEvent* Duplicate() const override
+ {
+ MOZ_ASSERT(mClass == eCommandEventClass,
+ "Duplicate() must be overridden by sub class");
+ // Not copying widget, it is a weak reference.
+ WidgetCommandEvent* result =
+ new WidgetCommandEvent(false, mSpecifiedEventType, mCommand, nullptr);
+ result->AssignCommandEventData(*this, true);
+ result->mFlags = mFlags;
+ return result;
+ }
+
+ nsCOMPtr<nsIAtom> mCommand;
+
+ // XXX Not tested by test_assign_event_data.html
+ void AssignCommandEventData(const WidgetCommandEvent& aEvent,
+ bool aCopyTargets)
+ {
+ AssignGUIEventData(aEvent, aCopyTargets);
+
+ // mCommand must have been initialized with the constructor.
+ }
+};
+
+/******************************************************************************
+ * mozilla::WidgetPluginEvent
+ *
+ * This event delivers only a native event to focused plugin.
+ ******************************************************************************/
+
+class WidgetPluginEvent : public WidgetGUIEvent
+{
+private:
+ friend class dom::PBrowserParent;
+ friend class dom::PBrowserChild;
+
+public:
+ virtual WidgetPluginEvent* AsPluginEvent() override { return this; }
+
+ WidgetPluginEvent(bool aIsTrusted, EventMessage aMessage, nsIWidget* aWidget)
+ : WidgetGUIEvent(aIsTrusted, aMessage, aWidget, ePluginEventClass)
+ , mRetargetToFocusedDocument(false)
+ {
+ }
+
+ virtual WidgetEvent* Duplicate() const override
+ {
+ // NOTE: PluginEvent has to be dispatched to nsIFrame::HandleEvent().
+ // So, this event needs to support Duplicate().
+ MOZ_ASSERT(mClass == ePluginEventClass,
+ "Duplicate() must be overridden by sub class");
+ // Not copying widget, it is a weak reference.
+ WidgetPluginEvent* result = new WidgetPluginEvent(false, mMessage, nullptr);
+ result->AssignPluginEventData(*this, true);
+ result->mFlags = mFlags;
+ return result;
+ }
+
+ // If true, this event needs to be retargeted to focused document.
+ // Otherwise, never retargeted. Defaults to false.
+ bool mRetargetToFocusedDocument;
+
+ void AssignPluginEventData(const WidgetPluginEvent& aEvent,
+ bool aCopyTargets)
+ {
+ AssignGUIEventData(aEvent, aCopyTargets);
+
+ mRetargetToFocusedDocument = aEvent.mRetargetToFocusedDocument;
+ }
+
+protected:
+ WidgetPluginEvent()
+ {
+ }
+};
+
+} // namespace mozilla
+
+#endif // mozilla_MiscEvents_h__