Qt5开发FireFox(NpApi)插件.rar

/**************************************************************************** ** ** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies). ** Contact: http://www.qt-project.org/legal ** ** This file is part of the Qt Solutions component. ** ** $QT_BEGIN_LICENSE:BSD$ ** You may use this file under the terms of the BSD license as follows: ** ** "Redistribution and use in source and binary forms, with or without ** modification, are permitted provided that the following conditions are ** met: ** * Redistributions of source code must retain the above copyright ** notice, this list of conditions and the following disclaimer. ** * Redistributions in binary form must reproduce the above copyright ** notice, this list of conditions and the following disclaimer in ** the documentation and/or other materials provided with the ** distribution. ** * Neither the name of Digia Plc and its Subsidiary(-ies) nor the names ** of its contributors may be used to endorse or promote products derived ** from this software without specific prior written permission. ** ** ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." ** ** $QT_END_LICENSE$ ** ****************************************************************************/ #include <QtGui> #include "qtnpapi.h" #include "qtbrowserplugin.h" #include "qtbrowserplugin_p.h" #include <QStatusBar> #ifndef WINAPI # ifdef Q_OS_WIN # define WINAPI __stdcall # else # define WINAPI # endif #endif #ifdef Q_WS_X11 # ifdef Bool # undef Bool # endif /* static void debuginfo(const QString &str) { static bool inited = false; QFile file("/tmp/qnsdebug.txt"); if (file.open(QFile::WriteOnly | QFile::Append)) { if (!inited) { file.write("\n\n*** New run started ***\n"); inited = true; } file.write(qtNPFactory()->pluginName().toLatin1() + ": " + str.toLatin1() + '\n'); file.close(); } } */ #endif static QtNPFactory *qNP = 0; static NPNetscapeFuncs *qNetscapeFuncs = 0; // The single global plugin QtNPFactory *qtNPFactory() { extern QtNPFactory *qtns_instantiate(); if (!qNP) { qNP = qtns_instantiate(); } return qNP; } // NPN functions, forwarding to function pointers provided by browser void NPN_Version(int* plugin_major, int* plugin_minor, int* netscape_major, int* netscape_minor) { Q_ASSERT(qNetscapeFuncs); *plugin_major = NP_VERSION_MAJOR; *plugin_minor = NP_VERSION_MINOR; *netscape_major = qNetscapeFuncs->version >> 8; // Major version is in high byte *netscape_minor = qNetscapeFuncs->version & 0xFF; // Minor version is in low byte } #define NPN_Prolog(x) \ Q_ASSERT(qNetscapeFuncs); \ Q_ASSERT(qNetscapeFuncs->x); \ const char *NPN_UserAgent(NPP instance) { NPN_Prolog(uagent); return FIND_FUNCTION_POINTER(NPN_UserAgentFP, qNetscapeFuncs->uagent)(instance); } void NPN_Status(NPP instance, const char* message) { NPN_Prolog(status); FIND_FUNCTION_POINTER(NPN_StatusFP, qNetscapeFuncs->status)(instance, message); } NPError NPN_GetURL(NPP instance, const char* url, const char* window) { NPN_Prolog(geturl); return FIND_FUNCTION_POINTER(NPN_GetURLFP, qNetscapeFuncs->geturl)(instance, url, window); } NPError NPN_GetURLNotify(NPP instance, const char* url, const char* window, void* notifyData) { if ((qNetscapeFuncs->version & 0xFF) < NPVERS_HAS_NOTIFICATION) return NPERR_INCOMPATIBLE_VERSION_ERROR; NPN_Prolog(geturlnotify); return FIND_FUNCTION_POINTER(NPN_GetURLNotifyFP, qNetscapeFuncs->geturlnotify)(instance, url, window, notifyData); } NPError NPN_PostURLNotify(NPP instance, const char* url, const char* window, uint32 len, const char* buf, NPBool file, void* notifyData) { if ((qNetscapeFuncs->version & 0xFF) < NPVERS_HAS_NOTIFICATION) return NPERR_INCOMPATIBLE_VERSION_ERROR; NPN_Prolog(posturlnotify); return FIND_FUNCTION_POINTER(NPN_PostURLNotifyFP, qNetscapeFuncs->posturlnotify)(instance, url, window, len, buf, file, notifyData); } void* NPN_MemAlloc(uint32 size) { NPN_Prolog(memalloc); return FIND_FUNCTION_POINTER(NPN_MemAllocFP, qNetscapeFuncs->memalloc)(size); } void NPN_MemFree(void* ptr) { NPN_Prolog(memfree); FIND_FUNCTION_POINTER(NPN_MemFreeFP, qNetscapeFuncs->memfree)(ptr); } uint32 NPN_MemFlush(uint32 size) { NPN_Prolog(memflush); return FIND_FUNCTION_POINTER(NPN_MemFlushFP, qNetscapeFuncs->memflush)(size); } NPError NPN_GetValue(NPP instance, NPNVariable variable, void *ret_value) { NPN_Prolog(getvalue); return FIND_FUNCTION_POINTER(NPN_GetValueFP, qNetscapeFuncs->getvalue)(instance, variable, ret_value); } NPError NPN_SetValue(NPP instance, NPPVariable variable, void *ret_value) { NPN_Prolog(setvalue); return FIND_FUNCTION_POINTER(NPN_SetValueFP, qNetscapeFuncs->setvalue)(instance, variable, ret_value); } NPIdentifier NPN_GetStringIdentifier(const char* name) { NPN_Prolog(getstringidentifier); return FIND_FUNCTION_POINTER(NPN_GetStringIdentifierFP, qNetscapeFuncs->getstringidentifier)(name); } void NPN_GetStringIdentifiers(const char** names, int32 nameCount, NPIdentifier* identifiers) { NPN_Prolog(getstringidentifiers); FIND_FUNCTION_POINTER(NPN_GetStringIdentifiersFP, qNetscapeFuncs->getstringidentifiers)(names, nameCount, identifiers); } NPIdentifier NPN_GetIntIdentifier(int32 intid) { NPN_Prolog(getintidentifier); return FIND_FUNCTION_POINTER(NPN_GetIntIdentifierFP, qNetscapeFuncs->getintidentifier)(intid); } bool NPN_IdentifierIsString(NPIdentifier identifier) { NPN_Prolog(identifierisstring); return FIND_FUNCTION_POINTER(NPN_IdentifierIsStringFP, qNetscapeFuncs->identifierisstring)(identifier); } char* NPN_UTF8FromIdentifier(NPIdentifier identifier) { NPN_Prolog(utf8fromidentifier); return FIND_FUNCTION_POINTER(NPN_UTF8FromIdentifierFP, qNetscapeFuncs->utf8fromidentifier)(identifier); } int32 NPN_IntFromIdentifier(NPIdentifier identifier) { NPN_Prolog(intfromidentifier); return FIND_FUNCTION_POINTER(NPN_IntFromIdentifierFP, qNetscapeFuncs->intfromidentifier)(identifier); } NPObject* NPN_CreateObject(NPP npp, NPClass *aClass) { NPN_Prolog(createobject); return FIND_FUNCTION_POINTER(NPN_CreateObjectFP, qNetscapeFuncs->createobject)(npp, aClass); } NPObject* NPN_RetainObject(NPObject *obj) { NPN_Prolog(retainobject); return FIND_FUNCTION_POINTER(NPN_RetainObjectFP, qNetscapeFuncs->retainobject)(obj); } void NPN_ReleaseObject(NPObject *obj) { NPN_Prolog(releaseobject); FIND_FUNCTION_POINTER(NPN_ReleaseObjectFP, qNetscapeFuncs->releaseobject)(obj); } // Scripting implementation (QObject calling JavaScript in browser) - we don't use those bool NPN_Invoke(NPP npp, NPObject* obj, NPIdentifier methodName, const NPVariant *args, int32 argCount, NPVariant *result) { NPN_Prolog(invoke); return FIND_FUNCTION_POINTER(NPN_InvokeFP, qNetscapeFuncs->invoke)(npp, obj, methodName, args, argCount, result); } bool NPN_InvokeDefault(NPP npp, NPObject* obj, const NPVariant *args, int32 argCount, NPVariant *result) { NPN_Prolog(invokedefault); return FIND_FUNCTION_POINTER(NPN_InvokeDefaultFP, qNetscapeFuncs->invokedefault)(npp, obj, args, ar