mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
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243 lines
6.8 KiB
C++
243 lines
6.8 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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// Implementation of plugin entry points (NPP_*)
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#include "pluginbase.h"
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// here the plugin creates a plugin instance object which
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// will be associated with this newly created NPP instance and
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// will do all the necessary job
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NPError NPP_New(NPMIMEType pluginType, NPP instance, uint16_t mode, int16_t argc, char* argn[], char* argv[], NPSavedData* saved)
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{
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if (!instance)
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return NPERR_INVALID_INSTANCE_ERROR;
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// create a new plugin instance object
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// initialization will be done when the associated window is ready
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nsPluginCreateData ds;
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ds.instance = instance;
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ds.type = pluginType;
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ds.mode = mode;
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ds.argc = argc;
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ds.argn = argn;
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ds.argv = argv;
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ds.saved = saved;
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nsPluginInstanceBase * plugin = NS_NewPluginInstance(&ds);
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if (!plugin)
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return NPERR_OUT_OF_MEMORY_ERROR;
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// associate the plugin instance object with NPP instance
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instance->pdata = (void *)plugin;
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return NPERR_NO_ERROR;
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}
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// here is the place to clean up and destroy the nsPluginInstance object
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NPError NPP_Destroy (NPP instance, NPSavedData** save)
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{
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if (!instance)
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return NPERR_INVALID_INSTANCE_ERROR;
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nsPluginInstanceBase * plugin = (nsPluginInstanceBase *)instance->pdata;
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if (plugin) {
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plugin->shut();
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NS_DestroyPluginInstance(plugin);
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}
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return NPERR_NO_ERROR;
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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)
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return NPERR_INVALID_INSTANCE_ERROR;
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if (!pNPWindow)
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return NPERR_GENERIC_ERROR;
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nsPluginInstanceBase * plugin = (nsPluginInstanceBase *)instance->pdata;
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if (!plugin)
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return NPERR_GENERIC_ERROR;
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// window just created
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if (!plugin->isInitialized() && pNPWindow->window) {
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if (!plugin->init(pNPWindow)) {
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NS_DestroyPluginInstance(plugin);
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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 && plugin->isInitialized())
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return plugin->SetWindow(pNPWindow);
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// window resized?
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if (plugin->isInitialized() && pNPWindow->window)
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return plugin->SetWindow(pNPWindow);
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// this should not happen, nothing to do
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if (!pNPWindow->window && !plugin->isInitialized())
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return plugin->SetWindow(pNPWindow);
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return NPERR_NO_ERROR;
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}
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NPError NPP_NewStream(NPP instance, NPMIMEType type, NPStream* stream, NPBool seekable, uint16_t* stype)
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{
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if (!instance)
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return NPERR_INVALID_INSTANCE_ERROR;
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nsPluginInstanceBase * plugin = (nsPluginInstanceBase *)instance->pdata;
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if (!plugin)
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return NPERR_GENERIC_ERROR;
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return plugin->NewStream(type, stream, seekable, stype);
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}
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int32_t NPP_WriteReady (NPP instance, NPStream *stream)
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{
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if (!instance)
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return 0x0fffffff;
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nsPluginInstanceBase * plugin = (nsPluginInstanceBase *)instance->pdata;
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if (!plugin)
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return 0x0fffffff;
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return plugin->WriteReady(stream);
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}
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int32_t NPP_Write (NPP instance, NPStream *stream, int32_t offset, int32_t len, void *buffer)
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{
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if (!instance)
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return len;
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nsPluginInstanceBase * plugin = (nsPluginInstanceBase *)instance->pdata;
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if (!plugin)
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return len;
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return plugin->Write(stream, offset, len, buffer);
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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)
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return NPERR_INVALID_INSTANCE_ERROR;
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nsPluginInstanceBase * plugin = (nsPluginInstanceBase *)instance->pdata;
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if (!plugin)
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return NPERR_GENERIC_ERROR;
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return plugin->DestroyStream(stream, reason);
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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)
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return;
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nsPluginInstanceBase * plugin = (nsPluginInstanceBase *)instance->pdata;
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if (!plugin)
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return;
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plugin->StreamAsFile(stream, fname);
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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)
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return;
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nsPluginInstanceBase * plugin = (nsPluginInstanceBase *)instance->pdata;
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if (!plugin)
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return;
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plugin->Print(printInfo);
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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)
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return;
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nsPluginInstanceBase * plugin = (nsPluginInstanceBase *)instance->pdata;
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if (!plugin)
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return;
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plugin->URLNotify(url, reason, notifyData);
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}
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NPError NPP_GetValue(NPP instance, NPPVariable variable, void *value)
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{
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if (!instance)
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return NPERR_INVALID_INSTANCE_ERROR;
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nsPluginInstanceBase * plugin = (nsPluginInstanceBase *)instance->pdata;
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if (!plugin)
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return NPERR_GENERIC_ERROR;
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return plugin->GetValue(variable, value);
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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)
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return NPERR_INVALID_INSTANCE_ERROR;
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nsPluginInstanceBase * plugin = (nsPluginInstanceBase *)instance->pdata;
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if (!plugin)
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return NPERR_GENERIC_ERROR;
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return plugin->SetValue(variable, value);
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}
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int16_t NPP_HandleEvent(NPP instance, void* event)
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{
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if (!instance)
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return 0;
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nsPluginInstanceBase * plugin = (nsPluginInstanceBase *)instance->pdata;
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if (!plugin)
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return 0;
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return plugin->HandleEvent(event);
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}
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