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annotate libgui/src/octave-gui.cc @ 17790:86c6ae5f969e

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Use GNU style coding conventions for code in libgui/ * libgui/qterminal/libqterminal/QTerminal.h, libgui/src/color-picker.cc, libgui/src/color-picker.h, libgui/src/dialog.cc, libgui/src/dialog.h, libgui/src/documentation-dock-widget.cc, libgui/src/files-dock-widget.cc, libgui/src/files-dock-widget.h, libgui/src/find-files-dialog.cc, libgui/src/find-files-dialog.h, libgui/src/find-files-model.cc, libgui/src/find-files-model.h, libgui/src/history-dock-widget.cc, libgui/src/history-dock-widget.h, libgui/src/m-editor/file-editor-interface.h, libgui/src/m-editor/file-editor-tab.cc, libgui/src/m-editor/file-editor-tab.h, libgui/src/m-editor/file-editor.cc, libgui/src/m-editor/find-dialog.cc, libgui/src/m-editor/find-dialog.h, libgui/src/m-editor/octave-qscintilla.cc, libgui/src/main-window.cc, libgui/src/main-window.h, libgui/src/news-dock-widget.h, libgui/src/octave-dock-widget.cc, libgui/src/octave-dock-widget.h, libgui/src/octave-gui.cc, libgui/src/octave-qt-link.cc, libgui/src/octave-qt-link.h, libgui/src/qtinfo/parser.cc, libgui/src/qtinfo/parser.h, libgui/src/qtinfo/webinfo.cc, libgui/src/qtinfo/webinfo.h, libgui/src/resource-manager.cc, libgui/src/settings-dialog.cc, libgui/src/settings-dialog.h, libgui/src/terminal-dock-widget.cc, libgui/src/welcome-wizard.cc, libgui/src/workspace-model.cc, libgui/src/workspace-model.h, libgui/src/workspace-view.cc, libgui/src/workspace-view.h: Use GNU style coding conventions for code in libgui/
author Rik <rik@octave.org>
date Tue, 29 Oct 2013 09:54:40 -0700
parents b5d58667d32d
children f3e25230b1f3
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1 /*
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2
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3 Copyright (C) 2011-2013 Jacob Dawid
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4
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5 This file is part of Octave.
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6
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7 Octave is free software; you can redistribute it and/or modify it
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8 under the terms of the GNU General Public License as published by the
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9 Free Software Foundation; either version 3 of the License, or (at your
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10 option) any later version.
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11
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12 Octave is distributed in the hope that it will be useful, but WITHOUT
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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15 for more details.
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16
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17 You should have received a copy of the GNU General Public License
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18 along with Octave; see the file COPYING. If not, see
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19 <http://www.gnu.org/licenses/>.
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20
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21 */
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22
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23 #ifdef HAVE_CONFIG_H
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24 #include <config.h>
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25 #endif
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26
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27 #include <QApplication>
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28 #include <QTextCodec>
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29 #include <QThread>
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30 #include <QTranslator>
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31
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32 #include <iostream>
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33
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34 #include <unistd.h>
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35 #include <fcntl.h>
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36
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37 #if defined (HAVE_SYS_IOCTL_H)
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38 #include <sys/ioctl.h>
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39 #endif
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40
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41 #include "lo-utils.h"
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42 #include "oct-env.h"
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43 #include "oct-syscalls.h"
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44 #include "syswait.h"
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45
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46 #include "octave.h"
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47 #include "sighandlers.h"
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48
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49 #include "welcome-wizard.h"
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50 #include "resource-manager.h"
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51 #include "main-window.h"
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52 #include "octave-gui.h"
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53
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54 // Allow the Octave interpreter to start as in CLI mode with a
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55 // QApplication context so that it can use Qt for things like plotting
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56 // and UI widgets.
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57
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58 class octave_cli_thread : public QThread
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59 {
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60 public:
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61
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62 octave_cli_thread (int argc, char **argv)
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63 : m_argc (argc), m_argv (argv), m_result (0) { }
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64
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65 int result (void) const { return m_result; }
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66
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67 protected:
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68
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69 void run (void)
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70 {
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71 octave_initialize_interpreter (m_argc, m_argv, 0);
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72
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73 m_result = octave_execute_interpreter ();
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74
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75 QApplication::exit (m_result);
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76 }
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77
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78 private:
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79
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80 int m_argc;
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81 char** m_argv;
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82 int m_result;
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83 };
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84
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85
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86 // Custom message handler for filtering some messages from Qt.
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87
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88 void message_handler (QtMsgType type, const char *msg)
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89 {
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90 switch (type)
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91 {
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92 case QtDebugMsg:
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93 if (strncmp (msg, "QFileSystemWatcher: skipping native engine",42) != 0)
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94 std::cerr << "Debug: " << msg << std::endl;
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95 break;
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96
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97 case QtWarningMsg:
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98 std::cerr << "Warning: " << msg << std::endl;
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99 break;
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100
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101 case QtCriticalMsg:
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102 std::cerr << "Critical: " << msg << std::endl;
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103 break;
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104
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105 case QtFatalMsg:
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106 std::cerr << "Fatal: " << msg << std::endl;
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107 abort ();
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108
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109 default:
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110 break;
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111 }
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112 }
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113
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114 // If START_GUI is false, we still set up the QApplication so that we
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115 // can use Qt widgets for plot windows.
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116
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117 int
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118 octave_start_gui (int argc, char *argv[], bool start_gui)
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119 {
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120 qInstallMsgHandler (message_handler);
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121
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122 QApplication application (argc, argv);
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123
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124 if (start_gui)
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125 {
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126 // Set the codec for all strings
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127 QTextCodec::setCodecForCStrings (QTextCodec::codecForName ("UTF-8"));
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128
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129 // install translators for the gui and qt text
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130 QTranslator gui_tr, qt_tr, qsci_tr;
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131 resource_manager::config_translators (&qt_tr,&qsci_tr,&gui_tr);
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132 application.installTranslator (&qt_tr);
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133 application.installTranslator (&qsci_tr);
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134 application.installTranslator (&gui_tr);
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135
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136 while (true)
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137 {
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138 if (resource_manager::is_first_run ())
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139 {
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140 welcome_wizard welcomeWizard;
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141 welcomeWizard.exec ();
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142 resource_manager::reload_settings ();
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143 }
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144 else
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145 {
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146 // update network-settings
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147 resource_manager::update_network_settings ();
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148
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149 #if ! defined (__WIN32__) || defined (__CYGWIN__)
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150 // If we were started from a launcher, TERM might not be
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151 // defined, but we provide a terminal with xterm
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152 // capabilities.
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153
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154 std::string term = octave_env::getenv ("TERM");
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155
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156 if (term.empty ())
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157 octave_env::putenv ("TERM", "xterm");
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158 #else
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159 std::string term = octave_env::getenv ("TERM");
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160
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161 if (term.empty ())
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162 octave_env::putenv ("TERM", "cygwin");
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163 #endif
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164
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165 // create main window, read settings, and show window
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166 main_window w;
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167 w.read_settings (); // get widget settings and window layout
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168 w.focus_command_window ();
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169 w.connect_visibility_changed (); // connect signals for changes
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170 // in visibility not before w
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171 // is shown
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172 return application.exec ();
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173 }
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174 }
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175 }
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176 else
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177 {
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178 octave_cli_thread main_thread (argc, argv);
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179
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180 application.setQuitOnLastWindowClosed (false);
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181
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182 main_thread.start ();
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183
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184 return application.exec ();
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185 }
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186 }