annotate gui/src/octave-gui.cc @ 14878:a6c44c28dabe gui

Added patch from jwe that forks the GUI process in order to have less work. * octave-gui.cc: Added forking before actually launching the GUI.
author Jacob Dawid <jacob.dawid@gmail.com>
date Thu, 19 Jul 2012 09:30:07 -0400
parents a565c560e654
children d02b229ce693
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1 /* OctaveGUI - A graphical user interface for Octave
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2 * Copyright (C) 2011 Jacob Dawid (jacob.dawid@googlemail.com)
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3 *
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4 * This program is free software: you can redistribute it and/or modify
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5 * it under the terms of the GNU General Public License as
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6 * published by the Free Software Foundation, either version 3 of the
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7 * License, or (at your option) any later version.
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8 *
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9 * This program is distributed in the hope that it will be useful,
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10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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12 * GNU General Public License for more details.
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13 *
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14 * You should have received a copy of the GNU General Public License
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15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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16 */
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17
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18 #include <QtGui/QApplication>
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19 #include <QTranslator>
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20 #include <QSettings>
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21 #include "welcome-wizard.h"
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22 #include "resource-manager.h"
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23 #include "main-window.h"
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24
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25 int
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26 main (int argc, char *argv[])
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27 {
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28 /* dissociate from the controlling terminal, if any */
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29
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30 pid_t pid = fork ();
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31 if (pid < 0)
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32 {
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33 //fprintf (stderr, "fork failed\n");
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34 return 1;
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35 }
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36 else if (pid == 0)
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37 {
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38 /* child */
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39 //fprintf (stderr, "in child, calling setsid ()\n");
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40
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41 if (setsid () < 0)
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42 {
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43 //fprintf (stderr, "setsid error\n");
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44 return 1;
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45 }
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46 }
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47 else
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48 {
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49 /* parent */
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50 //fprintf (stderr, "in parent, exiting\n");
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51 exit (0);
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52 }
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53
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54 QApplication application (argc, argv);
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55 while (true)
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56 {
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57 if (resource_manager::instance ()->is_first_run ())
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58 {
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59 welcome_wizard welcomeWizard;
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60 welcomeWizard.exec ();
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61 resource_manager::instance ()->reload_settings ();
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62 }
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63 else
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64 {
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65 QSettings *settings = resource_manager::instance ()->get_settings ();
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66 QString language = settings->value ("language").toString ();
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67
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68 QString translatorFile = resource_manager::instance ()->find_translator_file (language);
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69 QTranslator translator;
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70 translator.load (translatorFile);
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71 application.installTranslator (&translator);
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72
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73 resource_manager::instance ()->update_network_settings ();
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74 resource_manager::instance ()->load_icons ();
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75
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76 main_window w;
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77 w.show ();
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78 return application.exec ();
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79 }
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80 }
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81 }