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annotate libgui/src/octave-gui.cc @ 22157:c5842206aaea

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maint: Strip trailing whitespace from source files.
author John W. Eaton <jwe@octave.org>
date Fri, 22 Jul 2016 08:40:20 -0400
parents ff54e7882863
children 20e684ec108e
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 /*
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2
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3 Copyright (C) 2011-2015 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 #if defined (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 <cstdio>
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33
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34 #include <iostream>
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35
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36 #if defined (HAVE_SYS_IOCTL_H)
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37 # include <sys/ioctl.h>
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38 #endif
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39
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40 #include "lo-utils.h"
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41 #include "oct-env.h"
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42 #include "oct-syscalls.h"
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43
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44 #include "builtin-defun-decls.h"
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45 #include "display.h"
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46 #if defined (HAVE_QT_GRAPHICS)
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47 # include "__init_qt__.h"
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48 #endif
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49 #include "octave.h"
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50 #include "unistd-wrappers.h"
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51
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52 #include "main-window.h"
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53 #include "octave-gui.h"
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54 #include "resource-manager.h"
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55 #include "shortcut-manager.h"
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56 #include "thread-manager.h"
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57 #include "welcome-wizard.h"
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58
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59 // Disable all Qt messages by default.
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60
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61 static void
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62 message_handler (QtMsgType, const char *)
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63 {
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64 }
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65
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66 #if defined (OCTAVE_USE_WINDOWS_API)
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67 #include <windows.h>
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68 // set app id if we have the SetCurrentProcessExplicitAppUserModelID
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69 // available (>= Win7)
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70 static void
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71 set_win_app_id ()
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72 {
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73 typedef HRESULT (WINAPI *SETCURRENTAPPID)(PCWSTR AppID);
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74 HMODULE hShell = LoadLibrary ("shell32.dll");
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75 if (hShell != NULL)
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76 {
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77 SETCURRENTAPPID pfnSetCurrentProcessExplicitAppUserModelID =
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78 reinterpret_cast<SETCURRENTAPPID> (GetProcAddress (hShell,
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79 "SetCurrentProcessExplicitAppUserModelID"));
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80
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81 if (pfnSetCurrentProcessExplicitAppUserModelID)
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82 {
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83 pfnSetCurrentProcessExplicitAppUserModelID (L"gnu.octave");
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84 }
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85 FreeLibrary (hShell);
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86 }
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87 }
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88 #endif
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89
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90 namespace octave
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91 {
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92 bool gui_application::start_gui_p (void) const
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93 {
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94 if (m_options.no_window_system ())
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95 return false;
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96
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97 std::string err_msg;
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98 if (! display_info::display_available (err_msg))
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99 {
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100 if (! (m_options.inhibit_startup_message () || err_msg.empty ()))
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101 warning (err_msg.c_str ());
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102
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103 return false;
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104 }
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105
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106 if (! m_options.line_editing ())
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107 {
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108 if (! (m_options.inhibit_startup_message ()
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109 || m_options.no_gui ()))
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110 warning ("--no-line-editing option given, disabling GUI");
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111
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112 return false;
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113 }
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114
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115 if (m_options.force_gui ())
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116 return true;
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117
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118 if (m_options.no_gui ())
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119 return false;
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120
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121 if (m_options.persist ())
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122 return true;
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123
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124 // If stdin is not a tty, then assume we are reading commands from a
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125 // pipe or a redirected file and the GUI should not start. If this
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126 // is not the case (for example, starting from a desktop "launcher"
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127 // with no terminal) and you want to start the GUI, you may use the
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128 // --force-gui option to start the GUI.
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129
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130 if (! octave_isatty_wrapper (fileno (stdin)))
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131 return false;
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132
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133 // If we have code to eval or execute from a file, and we are going
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134 // to exit immediately after executing it, don't start the gui.
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135
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136 std::string code_to_eval = m_options.code_to_eval ();
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137 if (! code_to_eval.empty () || m_have_script_file)
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138 return false;
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139
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140 return true;
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141 }
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142
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143 int gui_application::execute (void)
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144 {
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145 octave_thread_manager::block_interrupt_signal ();
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146
22153
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John Donoghue
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147 #if defined (OCTAVE_USE_WINDOWS_API)
bbaeaed0c584 set AppUserModelId for application in Windows (bug #47527)
John Donoghue
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148 set_win_app_id ();
bbaeaed0c584 set AppUserModelId for application in Windows (bug #47527)
John Donoghue
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149 #endif
bbaeaed0c584 set AppUserModelId for application in Windows (bug #47527)
John Donoghue
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150
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151 std::string show_gui_msgs = octave::sys::env::getenv ("OCTAVE_SHOW_GUI_MESSAGES");
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152
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153 // Installing our handler suppresses the messages.
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154
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155 if (show_gui_msgs.empty ())
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156 qInstallMsgHandler (message_handler);
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Jacob Dawid <jacob.dawid@gmail.com>
parents: 14804
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157
21374
1487a68a496a untangle configuration of OpenGL, FLTK, and Qt (bug #47263)
John W. Eaton <jwe@octave.org>
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158 #if defined (HAVE_QT_GRAPHICS)
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159 install___init_qt___functions ();
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Stefan Mahr <dac922@gmx.de>
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160
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161 Fregister_graphics_toolkit (ovl ("qt"));
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162 #endif
19868
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163
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164 // If START_GUI is false, we still set up the QApplication so that
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165 // we can use Qt widgets for plot windows.
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166
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167 QApplication qt_app (m_argc, m_argv);
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168 QTranslator gui_tr, qt_tr, qsci_tr;
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169
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170 // Set the codec for all strings (before wizard or any GUI object)
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171 #if ! defined (Q_OS_WIN32)
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172 QTextCodec::setCodecForCStrings (QTextCodec::codecForName ("UTF-8"));
19949
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173 #endif
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174
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175 bool start_gui = start_gui_p ();
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176
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177 // Show welcome wizard if this is the first run.
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178
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179 if (resource_manager::is_first_run () && start_gui)
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180 {
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181 // Before wizard.
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182 resource_manager::config_translators (&qt_tr, &qsci_tr, &gui_tr);
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183
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184 qt_app.installTranslator (&qt_tr);
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185 qt_app.installTranslator (&gui_tr);
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186 qt_app.installTranslator (&qsci_tr);
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187
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188 welcome_wizard welcomeWizard;
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189
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190 if (welcomeWizard.exec () == QDialog::Rejected)
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191 exit (1);
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192
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193 // Install settings file.
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194 resource_manager::reload_settings ();
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195 }
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196 else
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197 {
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198 // Get settings file.
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199 resource_manager::reload_settings ();
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200
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201 // After settings.
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202 resource_manager::config_translators (&qt_tr, &qsci_tr, &gui_tr);
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203
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204 qt_app.installTranslator (&qt_tr);
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205 qt_app.installTranslator (&gui_tr);
20246
6fe746def1aa Also load settings and translations in --no-gui mode (bugs #44222 and #45199)
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206
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207 if (start_gui)
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208 qt_app.installTranslator (&qsci_tr);
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209 }
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210
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211 if (start_gui)
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212 {
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diff changeset
213 resource_manager::update_network_settings ();
14878
a6c44c28dabe Added patch from jwe that forks the GUI process in order to have less work.
Jacob Dawid <jacob.dawid@gmail.com>
parents: 14804
diff changeset
214
22089
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215 // We provide specific terminal capabilities, so ensure that
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216 // TERM is always set appropriately.
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217
21979
d04da18a407a use OCTAVE_USE_WINDOWS_API more consistently
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diff changeset
218 #if defined (OCTAVE_USE_WINDOWS_API)
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219 octave::sys::env::putenv ("TERM", "cygwin");
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diff changeset
220 #else
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221 octave::sys::env::putenv ("TERM", "xterm");
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diff changeset
222 #endif
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diff changeset
223
22089
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diff changeset
224 shortcut_manager::init_data ();
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225 }
18611
086093fbdc1a first implementation of a shortcut manager (bug #41217)
Torsten <ttl@justmail.de>
parents: 18575
diff changeset
226
22089
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227 // Force left-to-right alignment (see bug #46204)
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diff changeset
228 qt_app.setLayoutDirection (Qt::LeftToRight);
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229
c2c668b3051b use classes for octave application and interpreter
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230 // Create and show main window.
20671
d29614aed16f Force left-to-right alignment for the whole GUI (bug #46204)
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents: 20259
diff changeset
231
22089
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diff changeset
232 main_window w (0, this);
17930
ffdbb82a0c78 allow welcome wizard dialog to be canceled
John W. Eaton <jwe@octave.org>
parents: 17925
diff changeset
233
22089
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diff changeset
234 if (start_gui)
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diff changeset
235 {
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diff changeset
236 w.read_settings ();
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diff changeset
237
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diff changeset
238 w.init_terminal_size ();
20246
6fe746def1aa Also load settings and translations in --no-gui mode (bugs #44222 and #45199)
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parents: 19973
diff changeset
239
22089
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diff changeset
240 // Connect signals for changes in visibility not before w
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241 // is shown.
17930
ffdbb82a0c78 allow welcome wizard dialog to be canceled
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parents: 17925
diff changeset
242
22089
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diff changeset
243 w.connect_visibility_changed ();
17930
ffdbb82a0c78 allow welcome wizard dialog to be canceled
John W. Eaton <jwe@octave.org>
parents: 17925
diff changeset
244
22089
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diff changeset
245 w.focus_command_window ();
17930
ffdbb82a0c78 allow welcome wizard dialog to be canceled
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diff changeset
246
22089
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diff changeset
247 gui_running (true);
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diff changeset
248 }
c2c668b3051b use classes for octave application and interpreter
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diff changeset
249 else
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diff changeset
250 qt_app.setQuitOnLastWindowClosed (false);
19593
446c46af4b42 strip trailing whitespace from most source files
John W. Eaton <jwe@octave.org>
parents: 18618
diff changeset
251
22089
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diff changeset
252 return qt_app.exec ();
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diff changeset
253 }
13501
86d6c3b90ad7 Added new gui files.
Jacob Dawid <jacob.dawid@googlemail.com>
parents:
diff changeset
254 }