git.maemo.org Git - qtrapids/blob - src/client/PreferencesDialog.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2009 by Lassi Väätämöinen   *
   3  *   lassi.vaatamoinen@ixonos.com   *
   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     *
  16  *   along with this program; if not, write to the                         *
  17  *   Free Software Foundation, Inc.,                                       *
  18  *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
  19  ***************************************************************************/
  20 #include <QDebug>
  21 #include <QBoxLayout>
  22 #include <QLineEdit>
  23 #include <QLabel>
  24 #include <QPushButton>
  25 #include <QSpinBox>
  26 #include <QDialogButtonBox>
  27 #include <QAbstractButton>
  28 #include <QFileDialog>
  29
  30 #include "qtrapids/dbus.hpp"
  31 #include "proxy.h"
  32 #include "PreferencesDialog.h"
  33
  34
  35
  36 PreferencesDialog::PreferencesDialog(QWidget* parent, Qt::WindowFlags f, QtRapidsServer *server) :
  37                 QDialog(parent, f), // Superclass
  38                 dirLineEdit_(NULL),
  39                 dialogButtons_(NULL),
  40                 uploadRateSpinBox_(NULL),
  41                 downloadRateSpinBox_(NULL),
  42                 server_(server),
  43                 settings_()
  44 {
  45         setWindowTitle("Preferences");
  46
  47         QBoxLayout *verticalBox = new QBoxLayout(QBoxLayout::TopToBottom);
  48         //QBoxLayout *horizontalBox1 = new QBoxLayout(QBoxLayout::LeftToRight);
  49         QGridLayout *grid = new QGridLayout;
  50         setLayout(verticalBox);
  51         verticalBox->addLayout(grid);
  52
  53         QLabel *dirLabel = new QLabel(tr("Download directory: "));
  54         dirLineEdit_ = new QLineEdit(this);
  55         QPushButton *browseDirButton = new QPushButton(tr("Browse.."));
  56
  57         QLabel *uploadLabel = new QLabel(tr("Max. upload rate: "));
  58         QLabel *downloadLabel = new QLabel(tr("Max. download rate: "));
  59         uploadRateSpinBox_ = new QSpinBox(this);
  60         downloadRateSpinBox_ = new QSpinBox(this);
  61
  62         grid->addWidget(dirLabel, 0, 0);
  63         grid->addWidget(dirLineEdit_, 0, 1);
  64         grid->addWidget(browseDirButton, 0, 2);
  65
  66         grid->addWidget(uploadLabel, 1, 0);
  67         grid->addWidget(uploadRateSpinBox_, 1, 1);
  68         grid->addWidget(downloadLabel, 2, 0);
  69         grid->addWidget(downloadRateSpinBox_, 2, 1);
  70
  71         uploadRateSpinBox_->setRange(0, 1000);
  72         uploadRateSpinBox_->setSuffix(" kB/s");
  73         downloadRateSpinBox_->setRange(0, 1000);
  74         downloadRateSpinBox_->setSuffix(" kB/s");
  75
  76 //      horizontalBox1->addWidget(dirLabel);
  77 //      horizontalBox1->addWidget(dirLineEdit_);
  78 //      horizontalBox1->addWidget(browseDirButton);
  79
  80         connect(browseDirButton, SIGNAL(clicked()),
  81                 this, SLOT(on_browseDirButtonClicked()));
  82
  83
  84         dialogButtons_ = new QDialogButtonBox(this);
  85         dialogButtons_->setStandardButtons(QDialogButtonBox::Ok
  86                                            | QDialogButtonBox::Apply
  87                                            | QDialogButtonBox::Cancel);
  88
  89         verticalBox->addWidget(dialogButtons_);
  90
  91         connect(dialogButtons_, SIGNAL(clicked(QAbstractButton*)),
  92                 this, SLOT(on_buttonClicked(QAbstractButton*)));
  93
  94         // Set saved preference values to fields.
  95         ReadSettings();
  96
  97 }
  98
  99
 100 PreferencesDialog::~PreferencesDialog()
 101 {
 102 }
 103
 104 // ======================== SLOTS ========================
 105 void PreferencesDialog::on_browseDirButtonClicked()
 106 {
 107         QFileDialog *dialog
 108         = new QFileDialog(this, "Download directory",
 109                           QString(), tr("Torrent files (*.torrent)"));
 110
 111         dialog->setFileMode(QFileDialog::Directory);
 112         dialog->setOption(QFileDialog::ShowDirsOnly, true);
 113
 114         connect(dialog, SIGNAL(fileSelected(const QString&)),
 115                 this, SLOT(on_downloadDirectorySelected(const QString&)));
 116
 117         dialog->show();
 118 }
 119
 120 void PreferencesDialog::on_buttonClicked(QAbstractButton* button)
 121 {
 122         switch (dialogButtons_->buttonRole ( button ) ) {
 123         case QDialogButtonBox::AcceptRole :
 124                 qDebug() << "PreferencesDialog: OK";
 125                 WriteSettings();
 126                 done(QDialog::Accepted);
 127                 break;
 128         case QDialogButtonBox::ApplyRole :
 129                 qDebug() << "PreferencesDialog: APPLY";
 130                 WriteSettings();
 131                 break;
 132         case QDialogButtonBox::RejectRole :
 133                 qDebug() << "PreferencesDialog: CANCEL";
 134                 done(QDialog::Rejected);
 135                 break;
 136         default:
 137                 return;
 138         }
 139 }
 140
 141 void PreferencesDialog::on_downloadDirectorySelected(const QString& directory)
 142 {
 143         qDebug() << "PreferencesDialog::on_downloadDirectorySelected(): " << directory;
 144         // Torrent filename empty, do nothing.
 145         if (directory == "")
 146                 return;
 147
 148         dirLineEdit_->clear();
 149         dirLineEdit_->insert(directory);
 150
 151         /// @todo check that user has privileges to write to this directory.
 152 }
 153
 154
 155 // ========================= Private functions ==========================
 156 void PreferencesDialog::WriteSettings()
 157 {
 158         int ulRate = 1000*uploadRateSpinBox_->value();
 159         int dlRate = 1000*downloadRateSpinBox_->value();
 160
 161         settings_.setValue("download/directory", dirLineEdit_->text());
 162         //settings_.setValue("net/uploadRate", ulRate);
 163         //settings_.setValue("net/downloadRate", dlRate);
 164
 165         // NOTE: We might need to call QSettigns::sync() here to instantly write settings.
 166         // settings are written also by QSettings() destructor and by event loop at regular interval.
 167
 168         // If server pointer was given, apply settings immediately.
 169         if (server_) {
 170                 /// @todo Use DBus interface
 171                 /// @todo Set parameters for server
 172                 /// @todo Add speedlimit functionality to Server.
 173                 qtrapids::ParamsMap_t options;
 174                 options["net/downloadRate"] = QString::number(dlRate);
 175                 options["net/uploadRate"] = QString::number(ulRate);
 176                 server_->setOptions(options);
 177 //              btSession_->setUploadRateLimit(ulRate);
 178 //              btSession_->setDownloadRateLimit(dlRate);
 179         }
 180
 181 }
 182
 183 void PreferencesDialog::ReadSettings()
 184 {
 185         dirLineEdit_->insert(settings_.value("download/directory").toString());
 186         uploadRateSpinBox_->setValue(settings_.value("net/uploadRate").toInt()/1000);
 187         downloadRateSpinBox_->setValue(settings_.value("net/downloadRate").toInt()/1000);
 188
 189         // NOTE: We might need to call QSettigns::sync() here to instantly write settings.
 190         // settings are written also by QSettings() destructor and by event loop at regular interval.
 191 }
 192