git.maemo.org Git - urpo/blob - src/urpomainwindow.cpp

   1 /**************************************************************************
   2
   3     URPO
   4
   5     Unix Remote Printing Operation
   6     Copyright (c) Arto Hyvättinen 2010
   7
   8     This file is part of URPO.
   9
  10     URPO is free software: you can redistribute it and/or modify
  11     it under the terms of the GNU General Public License as published by
  12     the Free Software Foundation, either version 3 of the License, or
  13     (at your option) any later version.
  14
  15     URPO is distributed in the hope that it will be useful,
  16     but WITHOUT ANY WARRANTY; without even the implied warranty of
  17     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18     GNU General Public License for more details.
  19
  20
  21 **************************************************************************/
  22
  23 #include "urpomainwindow.h"
  24
  25
  26 #include "urpoconnectionsettings.h"
  27 #include "printerlistjob.h"
  28 #include "debugconsole.h"
  29 #include "printwidget.h"
  30 #include "printjob.h"
  31
  32 #include <QMenuBar>
  33 #include <QMessageBox>
  34 #include <QApplication>
  35 #include <QTextBrowser>
  36 #include <QUrl>
  37 #include <QLocale>
  38 #include <QFile>
  39
  40 #include <cstdlib>
  41
  42 #include "settingsdialog.h"
  43
  44 #define VERSION "0.92"   /*! Program version */
  45
  46 UrpoMainWindow::UrpoMainWindow(QWidget *parent)
  47     : QMainWindow(parent)
  48 {
  49     setWindowTitle(QString("URPO ") + VERSION );
  50     setWindowIcon( QIcon(":/urpo.png"));
  51
  52     // Load connection settings
  53     settings_ = new UrpoConnectionSettings("Urpo","Urpo");
  54     settings_->load();
  55
  56     // Connect to debug monitor
  57     monitor_ = new DebugConsole();
  58     settings_->setDebugMonitor(monitor_);
  59
  60     // Init central widget
  61     printWidget_ = new PrintWidget;
  62     setCentralWidget(printWidget_);
  63
  64     // Init Help
  65     initHelp();
  66     // Init menu
  67     initMenu();
  68
  69     // Connect buttons
  70     connect( printWidget_, SIGNAL(reconnect()), this, SLOT(getPrinters()));
  71     connect( printWidget_, SIGNAL(print(QString,QString)), this, SLOT(print(QString,QString)));
  72
  73     // Init jobs
  74
  75     // Init printers list job to get printers list
  76      printerListJob_ = new PrinterListJob( settings_);
  77     //  Connect finished to printersReceives:
  78     //  - if success, enable printing
  79     //  - if fail, go to Settings dialog
  80     connect( printerListJob_, SIGNAL(finished(bool,QString)), this, SLOT(printersReceived(bool,QString)));
  81
  82     // Init print job
  83     printJob_ = new PrintJob(settings_);
  84     connect( printJob_, SIGNAL(finished(bool,QString)), this, SLOT(printFinished(bool,QString)));
  85
  86     if( settings_->getHost().isEmpty())
  87         // If no host settings, go first to settings
  88         settings();
  89     else
  90         // Try to get printers list
  91         getPrinters();
  92
  93
  94 }
  95
  96 UrpoMainWindow::~UrpoMainWindow()
  97 {
  98
  99 }
 100
 101 void UrpoMainWindow::getPrinters()
 102 {
 103
 104     printWidget_->setStatus(tr("Connecting..."),true);
 105     connect(printWidget_, SIGNAL(cancel()), printerListJob_, SLOT(cancel()));
 106     printerListJob_->start();
 107
 108 }
 109
 110
 111 void UrpoMainWindow::initMenu()
 112 {
 113
 114     QAction* settingsAction = new QAction( tr("Settings"), this);
 115     connect(settingsAction, SIGNAL(triggered()), this, SLOT(settings()) );
 116     menuBar()->addAction(settingsAction);
 117
 118     QAction* debugAction = new QAction( tr("Debug"), this);
 119     debugAction->setStatusTip(tr("Open debug console"));
 120     connect(debugAction, SIGNAL(triggered()), this, SLOT(debugWindow() ));
 121     menuBar()->addAction(debugAction);
 122
 123     QAction* aboutAction = new QAction( tr("About"), this);
 124     connect(aboutAction, SIGNAL(triggered()), this, SLOT(about()));
 125     menuBar()->addAction(aboutAction);
 126
 127     QAction* aboutQtAction = new QAction( tr("About Qt"), this );
 128     connect(aboutQtAction, SIGNAL(triggered()), qApp, SLOT(aboutQt()));
 129     menuBar()->addAction(aboutQtAction);
 130
 131
 132     QAction* helpAction = new QAction( tr("Help"), this );
 133     connect( helpAction, SIGNAL(triggered()), this, SLOT(helpWindow()));
 134     menuBar()->addAction(helpAction);
 135
 136 }
 137
 138 void UrpoMainWindow::initHelp()
 139 {
 140
 141
 142
 143     // Init help
 144     helpBrowser_ = new QTextBrowser();
 145     helpBrowser_->setWindowTitle(tr("Urpo Help"));
 146
 147     // Load help file
 148     // Try to load locale version index_fi etc.
 149
 150     // using LANG enviroment variable instead of QLocale because of Qt on Maemo problem
 151     // bug #6136
 152     QString language = std::getenv("LANG");
 153
 154     QString helpfilename = QString(":/help/index_") + language.left(2).toLower() + QString(".html");
 155
 156     QFile helpfile( helpfilename );
 157     if( helpfile.exists() )
 158         helpBrowser_->setSource(QUrl( QString("qrc") + helpfilename  ));
 159     else
 160         // Not find, load general
 161         helpBrowser_->setSource(QUrl("qrc:/help/index.html"));
 162
 163     helpBrowser_->setOpenExternalLinks(true);
 164
 165 }
 166
 167 void UrpoMainWindow::printersReceived(bool success, QString error)
 168 {
 169     // Disconnect cancel button out of printerListJob
 170     disconnect(printWidget_, SIGNAL(cancel()), printerListJob_, SLOT(cancel()));
 171     if(success)
 172     {
 173         // PrinterListJob successed
 174         printWidget_->setPrinters( printerListJob_->getPrinters());
 175         if( printerListJob_->getPrinters().isEmpty())
 176         {
 177             // No printers, can't print
 178             printWidget_->setStatus( QString("<font color=red>") + tr("No printers found") + QString("</font>"),false);
 179             printWidget_->setReady(false);
 180         }
 181         else
 182         {
 183             // Ready to print
 184             printWidget_->setReady( true );
 185         }
 186
 187     }
 188     else
 189     {
 190         // Unsuccess!
 191         printWidget_->setStatus(  QString("<font color=red>") + error + QString("</font>") );
 192         printWidget_->setReady(false);
 193     }
 194 }
 195
 196 void UrpoMainWindow::about()
 197 {
 198     QMessageBox::about(this, tr("About Urpo"),
 199                        tr("<b>Unix Remote Printing Operation %1 </b>"
 200                           "<p>Copyright &copy; Arto Hyv&auml;ttinen 2010"
 201                           "<p>License: General Public License v3"
 202                           ).arg(VERSION));
 203 }
 204
 205 void UrpoMainWindow::settings()
 206 {
 207     printWidget_->doCancel(); // Cancel current process
 208
 209     SettingsDialog* dialog = new SettingsDialog(this);
 210     dialog->setSettings(settings_);
 211     dialog->setHelp(helpBrowser_);
 212     dialog->show();
 213
 214     // Dialog done -> get printers
 215     connect( dialog, SIGNAL(accepted()), this, SLOT(getPrinters()));
 216
 217 }
 218
 219 void UrpoMainWindow::debugWindow()
 220 {
 221     monitor_->show();
 222     monitor_->raise();
 223     monitor_->activateWindow();
 224 }
 225
 226 void UrpoMainWindow::helpWindow()
 227 {
 228
 229     // Show help
 230     helpBrowser_->home();
 231     helpBrowser_->show();
 232     helpBrowser_->raise();
 233     helpBrowser_->activateWindow();
 234 }
 235
 236 void UrpoMainWindow::print(QString file, QString options)
 237 {
 238     printWidget_->setStatus( tr("Printing..."), true );
 239     connect( printWidget_, SIGNAL(cancel()), printJob_, SLOT(cancel()));
 240     printJob_->printFile(file,options);
 241 }
 242
 243 void UrpoMainWindow::printFinished(bool success, QString errorStr)
 244 {
 245     disconnect( printWidget_, SIGNAL(cancel()), printJob_, SLOT(cancel()));
 246     printWidget_->setReady(true); // Ready to print again!
 247     if( success == false )  // Error -- set error message!
 248     {
 249         printWidget_->setReady(true);
 250         printWidget_->setStatus( QString("<font color=red>") + errorStr + QString("</font>"));
 251     }
 252 }