av%netscape.com f77c154953 Plugin DK, not part of the build, hopefully no duplicate files this time.
git-svn-id: svn://10.0.0.236/trunk@69270 18797224-902f-48f8-a5cc-f745e15eee43
2000-05-11 22:13:06 +00:00

95 lines
3.4 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
*
* The contents of this file are subject to the Netscape Public
* License Version 1.1 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.mozilla.org/NPL/
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
*
*/
#ifndef __INSTANCEBASE_H__
#define __INSTANCEBASE_H__
#include "nsplugin.h"
/*******************************************************************
*
* CPluginInstance class is the class for all our plugins our plugin
* instances. This is abstract class, platform specific method are
* to be implemented in derived class for a specific platform.
*
********************************************************************/
class CPluginInstance : public nsIPluginInstance
{
public:
NS_DECL_ISUPPORTS
// (Corresponds to NPP_HandleEvent.)
// Note that for Unix and Mac the nsPluginEvent structure is different
// from the old NPEvent structure -- it's no longer the native event
// record, but is instead a struct. This was done for future extensibility,
// and so that the Mac could receive the window argument too. For Windows
// and OS2, it's always been a struct, so there's no change for them.
NS_IMETHOD HandleEvent(nsPluginEvent* event, PRBool* handled);
NS_IMETHOD Initialize(nsIPluginInstancePeer* peer);
NS_IMETHOD GetPeer(nsIPluginInstancePeer* *result);
// This method is called when the plugin instance is to be started.
// This happens in two circumstances: (1) after the plugin instance
// is first initialized, and (2) after a plugin instance is returned to
// (e.g. by going back in the window history) after previously being stopped
// by the Stop method.
NS_IMETHOD Start();
// This method is called when the plugin instance is to be stopped (e.g. by
// displaying another plugin manager window, causing the page containing
// the plugin to become removed from the display).
NS_IMETHOD Stop();
// This is called once, before the plugin instance peer is to be
// destroyed. This method is used to destroy the plugin instance.
NS_IMETHOD Destroy();
// (Corresponds to NPP_SetWindow.)
NS_IMETHOD SetWindow(nsPluginWindow* window);
NS_IMETHOD NewStream(nsIPluginStreamListener** result);
NS_IMETHOD Print(nsPluginPrint* platformPrint);
NS_IMETHOD GetValue(nsPluginInstanceVariable variable, void *value);
CPluginInstance();
virtual ~CPluginInstance();
// Platrorm specific methods, which need to be implemented in the derived class
virtual nsresult PlatformNew() = 0;
virtual nsresult PlatformDestroy() = 0;
virtual nsresult PlatformSetWindow(nsPluginWindow* window) = 0;
virtual PRInt16 PlatformHandleEvent(nsPluginEvent* event) = 0;
protected:
nsIPluginInstancePeer* fPeer;
nsPluginWindow* fWindow;
nsPluginMode fMode;
};
CPluginInstance * Platform_CreatePluginInstance(nsISupports *aOuter, REFNSIID aIID, const char* aPluginMIMEType);
#endif