gecko/widget/windows/nsWindowBase.h
Wes Kocher 8c3f67ddfc Backed out 9 changesets (bug 602787) on suspicion of breaking mochitest-metro on a CLOSED TREE
Backed out changeset 1730bcae2c45 (bug 602787)
Backed out changeset 70606b9b1e42 (bug 602787)
Backed out changeset 57ca2861ea30 (bug 602787)
Backed out changeset 3b9f1062d915 (bug 602787)
Backed out changeset 3ee56eacc84b (bug 602787)
Backed out changeset 1c35693be3d3 (bug 602787)
Backed out changeset ef095c3aef98 (bug 602787)
Backed out changeset 4827bdae97fd (bug 602787)
Backed out changeset fa0f355e7871 (bug 602787)
2013-10-22 13:11:53 -04:00

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/* -*- Mode: C++; tab-width: 4; 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 nsWindowBase_h_
#define nsWindowBase_h_
#include "mozilla/MiscEvents.h"
#include "nsBaseWidget.h"
#include "npapi.h"
#include <windows.h>
/*
* nsWindowBase - Base class of common methods other classes need to access
* in both win32 and winrt window classes.
*/
class nsWindowBase : public nsBaseWidget
{
public:
/*
* Return the HWND or null for this widget.
*/
virtual HWND GetWindowHandle() MOZ_FINAL {
return static_cast<HWND>(GetNativeData(NS_NATIVE_WINDOW));
}
/*
* Return the parent window, if it exists.
*/
virtual nsWindowBase* GetParentWindowBase(bool aIncludeOwner) = 0;
/*
* Return true if this is a top level widget.
*/
virtual bool IsTopLevelWidget() = 0;
/*
* Init a standard gecko event for this widget.
* @param aEvent the event to initialize.
* @param aPoint message position in physical coordinates.
*/
virtual void InitEvent(mozilla::WidgetGUIEvent& aEvent,
nsIntPoint* aPoint = nullptr) = 0;
/*
* Dispatch a gecko event for this widget.
* Returns true if it's consumed. Otherwise, false.
*/
virtual bool DispatchWindowEvent(mozilla::WidgetGUIEvent* aEvent) = 0;
/*
* Dispatch a gecko keyboard event for this widget. This
* is called by KeyboardLayout to dispatch gecko events.
* Returns true if it's consumed. Otherwise, false.
*/
virtual bool DispatchKeyboardEvent(mozilla::WidgetGUIEvent* aEvent) = 0;
/*
* Default dispatch of a plugin event.
*/
virtual bool DispatchPluginEvent(const MSG &aMsg)
{
if (!PluginHasFocus()) {
return false;
}
mozilla::WidgetPluginEvent pluginEvent(true, NS_PLUGIN_INPUT_EVENT, this);
nsIntPoint point(0, 0);
InitEvent(pluginEvent, &point);
NPEvent npEvent;
npEvent.event = aMsg.message;
npEvent.wParam = aMsg.wParam;
npEvent.lParam = aMsg.lParam;
pluginEvent.pluginEvent = (void *)&npEvent;
pluginEvent.retargetToFocusedDocument = true;
return DispatchWindowEvent(&pluginEvent);
}
/*
* Returns true if a plugin has focus on this widget. Otherwise, false.
*/
virtual bool PluginHasFocus() const MOZ_FINAL
{
return (mInputContext.mIMEState.mEnabled == IMEState::PLUGIN);
}
protected:
InputContext mInputContext;
};
#endif // nsWindowBase_h_