npp_gate.cpp
上传用户:hongyu5696
上传日期:2018-01-22
资源大小:391k
文件大小:10k
- /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
- /* ***** BEGIN LICENSE BLOCK *****
- * Version: NPL 1.1/GPL 2.0/LGPL 2.1
- *
- * 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 the Initial Developer are Copyright (C) 1998
- * the Initial Developer. All Rights Reserved.
- *
- * Contributor(s):
- *
- * Alternatively, the contents of this file may be used under the terms of
- * either the GNU General Public License Version 2 or later (the "GPL"), or
- * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
- * in which case the provisions of the GPL or the LGPL are applicable instead
- * of those above. If you wish to allow use of your version of this file only
- * under the terms of either the GPL or the LGPL, and not to allow others to
- * use your version of this file under the terms of the NPL, indicate your
- * decision by deleting the provisions above and replace them with the notice
- * and other provisions required by the GPL or the LGPL. If you do not delete
- * the provisions above, a recipient may use your version of this file under
- * the terms of any one of the NPL, the GPL or the LGPL.
- *
- * ***** END LICENSE BLOCK ***** */
- ////////////////////////////////////////////////////////////
- //
- // Implementation of plugin entry points (NPP_*)
- //
- #include "pluginbase.h"
- // here the plugin creates a plugin instance object which
- // will be associated with this newly created NPP instance and
- // will do all the neccessary job
- NPError NPP_New(NPMIMEType pluginType, NPP instance, uint16 mode, int16 argc, char* argn[], char* argv[], NPSavedData* saved)
- {
- if(instance == NULL)
- return NPERR_INVALID_INSTANCE_ERROR;
- NPError rv = NPERR_NO_ERROR;
- // create a new plugin instance object
- // initialization will be done when the associated window is ready
- nsPluginCreateData ds;
-
- ds.instance = instance;
- ds.type = pluginType;
- ds.mode = mode;
- ds.argc = argc;
- ds.argn = argn;
- ds.argv = argv;
- ds.saved = saved;
- nsPluginInstanceBase * plugin = NS_NewPluginInstance(&ds);
- if(plugin == NULL)
- return NPERR_OUT_OF_MEMORY_ERROR;
- // associate the plugin instance object with NPP instance
- instance->pdata = (void *)plugin;
- return rv;
- }
- // here is the place to clean up and destroy the nsPluginInstance object
- NPError NPP_Destroy (NPP instance, NPSavedData** save)
- {
- if(instance == NULL)
- return NPERR_INVALID_INSTANCE_ERROR;
- NPError rv = NPERR_NO_ERROR;
- nsPluginInstanceBase * plugin = (nsPluginInstanceBase *)instance->pdata;
- if(plugin != NULL) {
- plugin->shut();
- NS_DestroyPluginInstance(plugin);
- }
- return rv;
- }
- // during this call we know when the plugin window is ready or
- // is about to be destroyed so we can do some gui specific
- // initialization and shutdown
- NPError NPP_SetWindow (NPP instance, NPWindow* pNPWindow)
- {
- if(instance == NULL)
- return NPERR_INVALID_INSTANCE_ERROR;
- NPError rv = NPERR_NO_ERROR;
- if(pNPWindow == NULL)
- return NPERR_GENERIC_ERROR;
- nsPluginInstanceBase * plugin = (nsPluginInstanceBase *)instance->pdata;
- if(plugin == NULL)
- return NPERR_GENERIC_ERROR;
- // window just created
- if(!plugin->isInitialized() && (pNPWindow->window != NULL)) {
- if(!plugin->init(pNPWindow)) {
- NS_DestroyPluginInstance(plugin);
- return NPERR_MODULE_LOAD_FAILED_ERROR;
- }
- }
- // window goes away
- if((pNPWindow->window == NULL) && plugin->isInitialized())
- return plugin->SetWindow(pNPWindow);
- // window resized?
- if(plugin->isInitialized() && (pNPWindow->window != NULL))
- return plugin->SetWindow(pNPWindow);
- // this should not happen, nothing to do
- if((pNPWindow->window == NULL) && !plugin->isInitialized())
- return plugin->SetWindow(pNPWindow);
- return rv;
- }
- NPError NPP_NewStream(NPP instance, NPMIMEType type, NPStream* stream, NPBool seekable, uint16* stype)
- {
- if(instance == NULL)
- return NPERR_INVALID_INSTANCE_ERROR;
- nsPluginInstanceBase * plugin = (nsPluginInstanceBase *)instance->pdata;
- if(plugin == NULL)
- return NPERR_GENERIC_ERROR;
- NPError rv = plugin->NewStream(type, stream, seekable, stype);
- return rv;
- }
- int32 NPP_WriteReady (NPP instance, NPStream *stream)
- {
- if(instance == NULL)
- return 0x0fffffff;
- nsPluginInstanceBase * plugin = (nsPluginInstanceBase *)instance->pdata;
- if(plugin == NULL)
- return 0x0fffffff;
- int32 rv = plugin->WriteReady(stream);
- return rv;
- }
- int32 NPP_Write (NPP instance, NPStream *stream, int32 offset, int32 len, void *buffer)
- {
- if(instance == NULL)
- return len;
- nsPluginInstanceBase * plugin = (nsPluginInstanceBase *)instance->pdata;
- if(plugin == NULL)
- return len;
- int32 rv = plugin->Write(stream, offset, len, buffer);
- return rv;
- }
- NPError NPP_DestroyStream (NPP instance, NPStream *stream, NPError reason)
- {
- if(instance == NULL)
- return NPERR_INVALID_INSTANCE_ERROR;
- nsPluginInstanceBase * plugin = (nsPluginInstanceBase *)instance->pdata;
- if(plugin == NULL)
- return NPERR_GENERIC_ERROR;
- NPError rv = plugin->DestroyStream(stream, reason);
- return rv;
- }
- void NPP_StreamAsFile (NPP instance, NPStream* stream, const char* fname)
- {
- if(instance == NULL)
- return;
- nsPluginInstanceBase * plugin = (nsPluginInstanceBase *)instance->pdata;
- if(plugin == NULL)
- return;
- plugin->StreamAsFile(stream, fname);
- }
- void NPP_Print (NPP instance, NPPrint* printInfo)
- {
- if(instance == NULL)
- return;
- nsPluginInstanceBase * plugin = (nsPluginInstanceBase *)instance->pdata;
- if(plugin == NULL)
- return;
- plugin->Print(printInfo);
- }
- void NPP_URLNotify(NPP instance, const char* url, NPReason reason, void* notifyData)
- {
- if(instance == NULL)
- return;
- nsPluginInstanceBase * plugin = (nsPluginInstanceBase *)instance->pdata;
- if(plugin == NULL)
- return;
- plugin->URLNotify(url, reason, notifyData);
- }
- NPError NPP_GetValue(NPP instance, NPPVariable variable, void *value)
- {
- if(instance == NULL)
- return NPERR_INVALID_INSTANCE_ERROR;
- nsPluginInstanceBase * plugin = (nsPluginInstanceBase *)instance->pdata;
- if(plugin == NULL)
- return NPERR_GENERIC_ERROR;
- NPError rv = plugin->GetValue(variable, value);
- return rv;
- }
- NPError NPP_SetValue(NPP instance, NPNVariable variable, void *value)
- {
- if(instance == NULL)
- return NPERR_INVALID_INSTANCE_ERROR;
- nsPluginInstanceBase * plugin = (nsPluginInstanceBase *)instance->pdata;
- if(plugin == NULL)
- return NPERR_GENERIC_ERROR;
- NPError rv = plugin->SetValue(variable, value);
- return rv;
- }
- int16 NPP_HandleEvent(NPP instance, void* event)
- {
- if(instance == NULL)
- return 0;
- nsPluginInstanceBase * plugin = (nsPluginInstanceBase *)instance->pdata;
- if(plugin == NULL)
- return 0;
- uint16 rv = plugin->HandleEvent(event);
- return rv;
- }
- #ifdef OJI
- jref NPP_GetJavaClass (void)
- {
- return NULL;
- }
- #endif
- /**************************************************/
- /* */
- /* Mac */
- /* */
- /**************************************************/
- // Mac needs these wrappers, see npplat.h for more info
- #ifdef XP_MAC
- NPError Private_New(NPMIMEType pluginType, NPP instance, uint16 mode, int16 argc, char* argn[], char* argv[], NPSavedData* saved)
- {
- NPError rv = NPP_New(pluginType, instance, mode, argc, argn, argv, saved);
- return rv;
- }
- NPError Private_Destroy(NPP instance, NPSavedData** save)
- {
- NPError rv = NPP_Destroy(instance, save);
- return rv;
- }
- NPError Private_SetWindow(NPP instance, NPWindow* window)
- {
- NPError rv = NPP_SetWindow(instance, window);
- return rv;
- }
- NPError Private_NewStream(NPP instance, NPMIMEType type, NPStream* stream, NPBool seekable, uint16* stype)
- {
- NPError rv = NPP_NewStream(instance, type, stream, seekable, stype);
- return rv;
- }
- int32 Private_WriteReady(NPP instance, NPStream* stream)
- {
- int32 rv = NPP_WriteReady(instance, stream);
- return rv;
- }
- int32 Private_Write(NPP instance, NPStream* stream, int32 offset, int32 len, void* buffer)
- {
- int32 rv = NPP_Write(instance, stream, offset, len, buffer);
- return rv;
- }
- void Private_StreamAsFile(NPP instance, NPStream* stream, const char* fname)
- {
- NPP_StreamAsFile(instance, stream, fname);
- }
- NPError Private_DestroyStream(NPP instance, NPStream* stream, NPError reason)
- {
- NPError rv = NPP_DestroyStream(instance, stream, reason);
- return rv;
- }
- int16 Private_HandleEvent(NPP instance, void* event)
- {
- int16 rv = NPP_HandleEvent(instance, event);
- return rv;
- }
- void Private_Print(NPP instance, NPPrint* platformPrint)
- {
- NPP_Print(instance, platformPrint);
- }
- void Private_URLNotify(NPP instance, const char* url, NPReason reason, void* notifyData)
- {
- NPP_URLNotify(instance, url, reason, notifyData);
- }
- jref Private_GetJavaClass(void)
- {
- return NULL;
- }
- NPError Private_GetValue(NPP instance, NPPVariable variable, void *result)
- {
- NPError rv = NPP_GetValue(instance, variable, result);
- return rv;
- }
- NPError Private_SetValue(NPP instance, NPNVariable variable, void *value)
- {
- NPError rv = NPP_SetValue(instance, variable, value);
- return rv;
- }
- #endif //XP_MAC