/*************************************************************************** * __________ __ ___. * Open \______ \ ____ ____ | | _\_ |__ _______ ___ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ * \/ \/ \/ \/ \/ * * Copyright (C) 2007 by Dominik Riebeling * $Id$ * * All files in this archive are subject to the GNU General Public License. * See the file COPYING in the source tree root for full license agreement. * * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY * KIND, either express or implied. * ****************************************************************************/ #include #include "systrace.h" #include "ui_systracefrm.h" #include "rbsettings.h" QString SysTrace::debugbuffer; QString SysTrace::lastmessage; unsigned int SysTrace::repeat = 0; SysTrace::SysTrace(QWidget *parent) : QDialog(parent) { ui.setupUi(this); ui.textTrace->setReadOnly(true); ui.textTrace->setLayoutDirection(Qt::LeftToRight); refresh(); connect(ui.buttonClose, SIGNAL(clicked()), this, SLOT(close())); connect(ui.buttonSave, SIGNAL(clicked()), this, SLOT(saveCurrentTrace())); connect(ui.buttonSavePrevious, SIGNAL(clicked()), this, SLOT(savePreviousTrace())); connect(ui.buttonRefresh, SIGNAL(clicked()), this, SLOT(refresh())); } void SysTrace::refresh(void) { int pos = ui.textTrace->verticalScrollBar()->value(); flush(); ui.textTrace->setHtml("
" + debugbuffer + "
"); ui.textTrace->verticalScrollBar()->setValue(pos); QString oldlog = RbSettings::value(RbSettings::CachePath).toString() + "/rbutil-trace.log"; ui.buttonSavePrevious->setEnabled(QFileInfo(oldlog).isFile()); } void SysTrace::save(QString filename) { if(filename.isEmpty()) filename = RbSettings::value(RbSettings::CachePath).toString() + "/rbutil-trace.log"; // make sure any repeat detection is flushed flush(); // append save date to the trace. Append it directly instead of using // qDebug() as the handler might have been unregistered. debugbuffer.append("[SysTrace] saving trace at "); debugbuffer.append(QDateTime::currentDateTime().toString(Qt::ISODate)); debugbuffer.append("\n"); QFile fh(filename); if(!fh.open(QIODevice::WriteOnly)) return; fh.write(debugbuffer.toUtf8(), debugbuffer.size()); fh.close(); } void SysTrace::saveCurrentTrace(void) { QString fp = QFileDialog::getSaveFileName(this, tr("Save system trace log"), QDir::homePath(), "*.log"); if(!fp.isEmpty()) save(fp); } void SysTrace::savePreviousTrace(void) { QString fp = QFileDialog::getSaveFileName(this, tr("Save system trace log"), QDir::homePath(), "*.log"); if(fp.isEmpty()) return; QString oldlog = RbSettings::value(RbSettings::CachePath).toString() + "/rbutil-trace.log"; QFile::copy(oldlog, fp); return; } void SysTrace::debug(QtMsgType type, const char* msg) { (void)type; if(lastmessage != msg) { lastmessage = msg; flush(); debugbuffer.append(msg); debugbuffer.append("\n"); #if !defined(NODEBUG) fprintf(stderr, "%s\n", msg); #endif repeat = 1; } else { repeat++; } } void SysTrace::flush(void) { if(repeat > 1) { debugbuffer.append( QString(" (Last message repeated %1 times.)\n").arg(repeat)); #if !defined(NODEBUG) fprintf(stderr, " (Last message repeated %i times.)\n", repeat); #endif } }