gecko-dev/dom/plugins/base/nsPluginNativeWindow.h
Sylvestre Ledru 265e672179 Bug 1511181 - Reformat everything to the Google coding style r=ehsan a=clang-format
# ignore-this-changeset

--HG--
extra : amend_source : 4d301d3b0b8711c4692392aa76088ba7fd7d1022
2018-11-30 11:46:48 +01:00

77 lines
2.3 KiB
C++

/* -*- 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 _nsPluginNativeWindow_h_
#define _nsPluginNativeWindow_h_
#include "nscore.h"
#include "nsCOMPtr.h"
#include "nsISupportsImpl.h"
#include "nsNPAPIPluginInstance.h"
#include "npapi.h"
#include "nsIWidget.h"
/**
* base class for native plugin window implementations
*/
class nsPluginNativeWindow : public NPWindow {
public:
nsPluginNativeWindow() : NPWindow() { MOZ_COUNT_CTOR(nsPluginNativeWindow); }
virtual ~nsPluginNativeWindow() { MOZ_COUNT_DTOR(nsPluginNativeWindow); }
/**
* !!! CAUTION !!!
*
* The base class |nsPluginWindow| is defined as a struct in nsplugindefs.h,
* thus it does not have a destructor of its own.
* One should never attempt to delete |nsPluginNativeWindow| object instance
* (or derivatives) using a pointer of |nsPluginWindow *| type. Should such
* necessity occur it must be properly casted first.
*/
public:
nsresult GetPluginInstance(RefPtr<nsNPAPIPluginInstance> &aPluginInstance) {
aPluginInstance = mPluginInstance;
return NS_OK;
}
nsresult SetPluginInstance(nsNPAPIPluginInstance *aPluginInstance) {
if (mPluginInstance != aPluginInstance) mPluginInstance = aPluginInstance;
return NS_OK;
}
nsresult GetPluginWidget(nsIWidget **aWidget) const {
NS_IF_ADDREF(*aWidget = mWidget);
return NS_OK;
}
nsresult SetPluginWidget(nsIWidget *aWidget) {
mWidget = aWidget;
return NS_OK;
}
public:
virtual nsresult CallSetWindow(
RefPtr<nsNPAPIPluginInstance> &aPluginInstance) {
// null aPluginInstance means that we want to call SetWindow(null)
if (aPluginInstance)
aPluginInstance->SetWindow(this);
else if (mPluginInstance)
mPluginInstance->SetWindow(nullptr);
SetPluginInstance(aPluginInstance);
return NS_OK;
}
protected:
RefPtr<nsNPAPIPluginInstance> mPluginInstance;
nsCOMPtr<nsIWidget> mWidget;
};
nsresult PLUG_NewPluginNativeWindow(nsPluginNativeWindow **aPluginNativeWindow);
nsresult PLUG_DeletePluginNativeWindow(
nsPluginNativeWindow *aPluginNativeWindow);
#endif //_nsPluginNativeWindow_h_