vdr
1.7.27
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00001 /* 00002 * vdr-ttxtsubs - A plugin for the Linux Video Disk Recorder 00003 * Copyright (c) 2003 - 2008 Ragnar Sundblad <ragge@nada.kth.se> 00004 * 00005 * This program is free software; you can redistribute it and/or modify it 00006 * under the terms of the GNU General Public License as published by the 00007 * Free Software Foundation; either version 2 of the License, or (at your option) 00008 * any later version. 00009 * 00010 * This program is distributed in the hope that it will be useful, but 00011 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 00012 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more 00013 * details. 00014 * 00015 * You should have received a copy of the GNU General Public License along with 00016 * this program; if not, write to the Free Software Foundation, Inc., 00017 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 00018 * 00019 */ 00020 00021 #include <stdlib.h> 00022 #include <stdio.h> 00023 #include <stdint.h> 00024 00025 #include "vdrttxtsubshooks.h" 00026 00027 // XXX Really should be a list... 00028 static cVDRTtxtsubsHookListener *gListener; 00029 00030 // ------ class cVDRTtxtsubsHookProxy ------ 00031 00032 class cVDRTtxtsubsHookProxy : public cVDRTtxtsubsHookListener 00033 { 00034 public: 00035 virtual void HideOSD(void) { if(gListener) gListener->HideOSD(); }; 00036 virtual void ShowOSD(void) { if(gListener) gListener->ShowOSD(); }; 00037 virtual void PlayerTeletextData(uint8_t *p, int length, bool IsPesRecording, const struct tTeletextSubtitlePage teletextSubtitlePages[] = NULL, int pageCount = 0) 00038 { if(gListener) gListener->PlayerTeletextData(p, length, IsPesRecording, teletextSubtitlePages, pageCount); }; 00039 virtual int ManualPageNumber(const cChannel *channel) 00040 { if(gListener) return gListener->ManualPageNumber(channel); else return 0; }; 00041 }; 00042 00043 00044 // ------ class cVDRTtxtsubsHookListener ------ 00045 00046 cVDRTtxtsubsHookListener::~cVDRTtxtsubsHookListener() 00047 { 00048 gListener = 0; 00049 } 00050 00051 void cVDRTtxtsubsHookListener::HookAttach(void) 00052 { 00053 gListener = this; 00054 //printf("cVDRTtxtsubsHookListener::HookAttach\n"); 00055 } 00056 00057 static cVDRTtxtsubsHookProxy gProxy; 00058 00059 cVDRTtxtsubsHookListener *cVDRTtxtsubsHookListener::Hook(void) 00060 { 00061 return &gProxy; 00062 } 00063