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ProgressOutput.h

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00001 /* 00002 * steghide 0.5.1 - a steganography program 00003 * Copyright (C) 1999-2003 Stefan Hetzl <shetzl@chello.at> 00004 * 00005 * This program is free software; you can redistribute it and/or 00006 * modify it under the terms of the GNU General Public License 00007 * as published by the Free Software Foundation; either version 2 00008 * of the License, or (at your option) any later version. 00009 * 00010 * This program is distributed in the hope that it will be useful, 00011 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00013 * GNU General Public License for more details. 00014 * 00015 * You should have received a copy of the GNU General Public License 00016 * along with this program; if not, write to the Free Software 00017 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 00018 * 00019 */ 00020 00021 #ifndef SH_PROGRESSOUTPUT_H 00022 #define SH_PROGRESSOUTPUT_H 00023 00024 #include <cstdarg> 00025 #include <ctime> 00026 #include <string> 00027 00032 class ProgressOutput { 00033 public: 00037 ProgressOutput (void) ; 00038 00043 ProgressOutput (const std::string& m) ; 00044 00045 void setMessage (const std::string& m) 00046 { Message = m ; } ; 00047 00048 void setMessage (const char *msgfmt, ...) ; 00049 00053 void update (float rate) ; 00054 00058 void done (void) const ; 00059 00065 void done (float rate, float avgweight = NoAvgWeight) const ; 00066 00067 static const float NoAvgWeight = -1.0 ; 00068 00069 protected: 00070 std::string vcompose (const char *msgfmt, va_list ap) const ; 00071 00072 private: 00073 std::string Message ; 00074 time_t LastUpdate ; 00075 } ; 00076 00077 #endif // ndef SH_PROGRESSOUTPUT_H

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