src/win_help.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Simple x264 Launcher
   3 // Copyright (C) 2004-2015 LoRd_MuldeR <MuldeR2@GMX.de>
   4 //
   5 // This program is free software; you can redistribute it and/or modify
   6 // it under the terms of the GNU General Public License as published by
   7 // the Free Software Foundation; either version 2 of the License, or
   8 // (at your option) any later version.
   9 //
  10 // This program is distributed in the hope that it will be useful,
  11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 // GNU General Public License for more details.
  14 //
  15 // You should have received a copy of the GNU General Public License along
  16 // with this program; if not, write to the Free Software Foundation, Inc.,
  17 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18 //
  19 // http://www.gnu.org/licenses/gpl-2.0.txt
  20 ///////////////////////////////////////////////////////////////////////////////
  21
  22 #include "win_help.h"
  23 #include "UIC_win_help.h"
  24
  25 //Internal
  26 #include "global.h"
  27 #include "model_options.h"
  28 #include "binaries.h"
  29 #include "encoder_factory.h"
  30
  31 //MUtils
  32 #include <MUtils/Sound.h>
  33
  34 //Qt
  35 #include <QProcess>
  36 #include <QScrollBar>
  37 #include <QTimer>
  38
  39 ///////////////////////////////////////////////////////////////////////////////
  40 // Constructor & Destructor
  41 ///////////////////////////////////////////////////////////////////////////////
  42
  43 HelpDialog::HelpDialog(QWidget *parent, bool avs2yuv, const SysinfoModel *const sysinfo, const OptionsModel *const options, const PreferencesModel *const preferences)
  44 :
  45         QDialog(parent),
  46         m_avs2yuv(avs2yuv),
  47         m_sysinfo(sysinfo),
  48         m_preferences(preferences),
  49         m_options(options),
  50         m_process(new QProcess()),
  51         ui(new Ui::HelpDialog())
  52 {
  53         //Init the dialog, from the .ui file
  54         ui->setupUi(this);
  55         setWindowFlags(windowFlags() & (~Qt::WindowContextHelpButtonHint));
  56
  57         //Fix size
  58         setMinimumSize(size());
  59
  60         //Prepare process
  61         m_process->setReadChannelMode(QProcess::MergedChannels);
  62         m_process->setReadChannel(QProcess::StandardOutput);
  63         connect(m_process, SIGNAL(readyRead()), this, SLOT(readyRead()));
  64         connect(m_process, SIGNAL(finished(int, QProcess::ExitStatus)), this, SLOT(finished()));
  65
  66         m_startAgain = true;
  67 }
  68
  69 HelpDialog::~HelpDialog(void)
  70 {
  71         delete m_process;
  72         delete ui;
  73 }
  74
  75 ///////////////////////////////////////////////////////////////////////////////
  76 // Events
  77 ///////////////////////////////////////////////////////////////////////////////
  78
  79 void HelpDialog::showEvent(QShowEvent *event)
  80 {
  81         ui->logo_x264->setHidden(m_avs2yuv);
  82         ui->logo_avisynth->setVisible(m_avs2yuv);
  83
  84         QDialog::showEvent(event);
  85
  86         m_startAgain = true;
  87
  88         if(!m_avs2yuv)
  89         {
  90                 m_process->start(EncoderFactory::getEncoderInfo(m_options->encType()).getBinaryPath(m_sysinfo, m_options->encArch(), m_options->encVariant()), QStringList() << "--version");
  91         }
  92         else
  93         {
  94                 m_process->start(AVS_BINARY(m_sysinfo, m_preferences), QStringList());
  95         }
  96
  97         if(!m_process->waitForStarted())
  98         {
  99                 ui->plainTextEdit->appendPlainText(tr("Failed to create x264 process :-("));
 100         }
 101 }
 102
 103 void HelpDialog::closeEvent(QCloseEvent *e)
 104 {
 105         if(m_process->state() != QProcess::NotRunning)
 106         {
 107                 e->ignore();
 108                 MUtils::Sound::beep(MUtils::Sound::BEEP_WRN);
 109                 return;
 110         }
 111
 112         QDialog::closeEvent(e);
 113 }
 114
 115 ///////////////////////////////////////////////////////////////////////////////
 116 // Slots
 117 ///////////////////////////////////////////////////////////////////////////////
 118
 119 void HelpDialog::readyRead(void)
 120 {
 121         while(m_process->canReadLine())
 122         {
 123                 QString line = QString::fromLatin1(m_process->readLine());
 124                 while(line.endsWith('\r') || line.endsWith('\n'))
 125                 {
 126                         line = line.left(line.length() - 1);
 127                 }
 128                 ui->plainTextEdit->appendPlainText(line);
 129         }
 130 }
 131
 132 void HelpDialog::finished(void)
 133 {
 134         if(m_startAgain)
 135         {
 136                 m_startAgain = false;
 137                 if(!m_avs2yuv)
 138                 {
 139                         m_process->start(EncoderFactory::getEncoderInfo(m_options->encType()).getBinaryPath(m_sysinfo, m_options->encArch(), m_options->encVariant()), QStringList() << "--fullhelp");
 140                         ui->plainTextEdit->appendPlainText("\n--------\n");
 141
 142                         if(!m_process->waitForStarted())
 143                         {
 144                                 ui->plainTextEdit->appendPlainText(tr("Failed to create x264 process :-("));
 145                         }
 146                 }
 147         }
 148         else
 149         {
 150                 ui->plainTextEdit->verticalScrollBar()->setSliderPosition(0);
 151         }
 152 }