mirror of
https://github.com/rn10950/RetroZilla.git
synced 2024-11-13 11:10:13 +01:00
266 lines
7.0 KiB
C++
266 lines
7.0 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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////////////////////////////////////////////////////////////
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//
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// Implementation of plugin entry points (NPP_*)
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// most are just empty stubs for this particular plugin
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//
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#include "plugin.h"
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NPError NPP_Initialize(void)
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{
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return NPERR_NO_ERROR;
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}
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void NPP_Shutdown(void)
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{
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}
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// here the plugin creates an instance of our CPlugin object which
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// will be associated with this newly created plugin instance and
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// will do all the necessary job
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NPError NPP_New(NPMIMEType pluginType,
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NPP instance,
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uint16 mode,
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int16 argc,
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char* argn[],
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char* argv[],
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NPSavedData* saved)
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{
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if(instance == NULL)
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return NPERR_INVALID_INSTANCE_ERROR;
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NPError rv = NPERR_NO_ERROR;
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CPlugin * pPlugin = new CPlugin(instance);
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if(pPlugin == NULL)
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return NPERR_OUT_OF_MEMORY_ERROR;
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instance->pdata = (void *)pPlugin;
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return rv;
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}
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// here is the place to clean up and destroy the CPlugin object
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NPError NPP_Destroy (NPP instance, NPSavedData** save)
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{
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if(instance == NULL)
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return NPERR_INVALID_INSTANCE_ERROR;
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NPError rv = NPERR_NO_ERROR;
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CPlugin * pPlugin = (CPlugin *)instance->pdata;
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if(pPlugin != NULL) {
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pPlugin->shut();
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delete pPlugin;
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}
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return rv;
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}
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// during this call we know when the plugin window is ready or
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// is about to be destroyed so we can do some gui specific
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// initialization and shutdown
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NPError NPP_SetWindow (NPP instance, NPWindow* pNPWindow)
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{
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if(instance == NULL)
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return NPERR_INVALID_INSTANCE_ERROR;
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NPError rv = NPERR_NO_ERROR;
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if(pNPWindow == NULL)
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return NPERR_GENERIC_ERROR;
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CPlugin * pPlugin = (CPlugin *)instance->pdata;
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if(pPlugin == NULL)
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return NPERR_GENERIC_ERROR;
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// window just created
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if(!pPlugin->isInitialized() && (pNPWindow->window != NULL)) {
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if(!pPlugin->init(pNPWindow)) {
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delete pPlugin;
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pPlugin = NULL;
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return NPERR_MODULE_LOAD_FAILED_ERROR;
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}
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}
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// window goes away
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if((pNPWindow->window == NULL) && pPlugin->isInitialized())
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return NPERR_NO_ERROR;
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// window resized
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if(pPlugin->isInitialized() && (pNPWindow->window != NULL))
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return NPERR_NO_ERROR;
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// this should not happen, nothing to do
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if((pNPWindow->window == NULL) && !pPlugin->isInitialized())
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return NPERR_NO_ERROR;
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return rv;
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}
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// ==============================
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// ! Scriptability related code !
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// ==============================
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//
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// here the plugin is asked by Mozilla to tell if it is scriptable
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// we should return a valid interface id and a pointer to
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// nsScriptablePeer interface which we should have implemented
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// and which should be defined in the corressponding *.xpt file
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// in the bin/components folder
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NPError NPP_GetValue(NPP instance, NPPVariable variable, void *value)
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{
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if(instance == NULL)
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return NPERR_INVALID_INSTANCE_ERROR;
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NPError rv = NPERR_NO_ERROR;
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if(instance == NULL)
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return NPERR_GENERIC_ERROR;
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CPlugin * pPlugin = (CPlugin *)instance->pdata;
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if(pPlugin == NULL)
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return NPERR_GENERIC_ERROR;
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if (variable == NPPVpluginScriptableInstance) {
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// addref happens in getter, so we don't addref here
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nsI4xScriptablePlugin * scriptablePeer = pPlugin->getScriptablePeer();
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if (scriptablePeer) {
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*(nsISupports **)value = scriptablePeer;
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} else {
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rv = NPERR_OUT_OF_MEMORY_ERROR;
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}
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}
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else if (variable == NPPVpluginScriptableIID) {
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static nsIID scriptableIID = NS_I4XSCRIPTABLEPLUGIN_IID;
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nsIID* ptr = (nsIID *)NPN_MemAlloc(sizeof(nsIID));
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if (ptr) {
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*ptr = scriptableIID;
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*(nsIID **)value = ptr;
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} else {
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rv = NPERR_OUT_OF_MEMORY_ERROR;
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}
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}
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return rv;
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}
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NPError NPP_NewStream(NPP instance,
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NPMIMEType type,
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NPStream* stream,
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NPBool seekable,
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uint16* stype)
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{
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if(instance == NULL)
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return NPERR_INVALID_INSTANCE_ERROR;
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NPError rv = NPERR_NO_ERROR;
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return rv;
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}
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int32 NPP_WriteReady (NPP instance, NPStream *stream)
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{
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if(instance == NULL)
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return NPERR_INVALID_INSTANCE_ERROR;
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int32 rv = 0x0fffffff;
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return rv;
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}
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int32 NPP_Write (NPP instance, NPStream *stream, int32 offset, int32 len, void *buffer)
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{
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if(instance == NULL)
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return NPERR_INVALID_INSTANCE_ERROR;
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int32 rv = len;
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return rv;
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}
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NPError NPP_DestroyStream (NPP instance, NPStream *stream, NPError reason)
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{
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if(instance == NULL)
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return NPERR_INVALID_INSTANCE_ERROR;
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NPError rv = NPERR_NO_ERROR;
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return rv;
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}
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void NPP_StreamAsFile (NPP instance, NPStream* stream, const char* fname)
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{
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if(instance == NULL)
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return;
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}
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void NPP_Print (NPP instance, NPPrint* printInfo)
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{
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if(instance == NULL)
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return;
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}
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void NPP_URLNotify(NPP instance, const char* url, NPReason reason, void* notifyData)
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{
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if(instance == NULL)
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return;
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}
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NPError NPP_SetValue(NPP instance, NPNVariable variable, void *value)
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{
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if(instance == NULL)
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return NPERR_INVALID_INSTANCE_ERROR;
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NPError rv = NPERR_NO_ERROR;
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return rv;
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}
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int16 NPP_HandleEvent(NPP instance, void* event)
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{
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if(instance == NULL)
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return 0;
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int16 rv = 0;
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CPlugin * pPlugin = (CPlugin *)instance->pdata;
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if (pPlugin)
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rv = pPlugin->handleEvent(event);
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return rv;
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}
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jref NPP_GetJavaClass (void)
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{
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return NULL;
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}
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