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annotate libgui/src/dialog.h @ 16565:e4b94abfeb96

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use generic dialog for cd or addpath question * dialog.h, dialog.cc (cd_or_addpath_dialog): Delete class. (QUIWidgetCreator::get_dialog_button): Return QString, not QString*. Change all uses. (QUIWidgetCreator::signal_debug_cd_or_addpath): Delete. (QUIWidgetCreator::create_debug_cd_or_addpath_dialog): Delete. * file-editor-tab.cc (file_editor_tab::file_in_path): Also use same_file to compare curr_dir and info.path. * main-window.h, main-window.cc (main_window::handle_create_debug_cd_or_addpath_dialog): Delete. (main_window::connect_uiwidget_links): Delete connection from uiwidget_creator::create_debug_cd_or_addpath_dialog to main_window::handle_create_debug_cd_or_addpath_dialog. * octave-qt-link.cc (octave_qt_link::do_debug_cd_or_addpath_error): Use generic dialog for cd or addpath question.
author John W. Eaton <jwe@octave.org>
date Thu, 25 Apr 2013 00:11:01 -0400
parents 6ae555fc8c43
children 7f8db1942dc0
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) 2013 John W. Eaton
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4 Copyright (C) 2013 Daniel J. Sebald
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5
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6 This file is part of Octave.
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7
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8 Octave is free software; you can redistribute it and/or modify it
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9 under the terms of the GNU General Public License as published by the
7f2395651a1c dialog boxes with Qt widgets
Daniel J Sebald <daniel.sebald@ieee.org>, John W. Eaton <jwe@octave.org>
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10 Free Software Foundation; either version 3 of the License, or (at your
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11 option) any later version.
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12
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13 Octave is distributed in the hope that it will be useful, but WITHOUT
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14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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16 for more details.
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17
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18 You should have received a copy of the GNU General Public License
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19 along with Octave; see the file COPYING. If not, see
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20 <http://www.gnu.org/licenses/>.
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21
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22 */
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23
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24 #if !defined (octave_guifcn_dialog_h)
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25 #define octave_guifcn_dialog_h 1
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26
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27 #include <QMutex>
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28 #include <QWaitCondition>
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29 #include <QAbstractButton>
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30 #include <QList>
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31 #include <QItemSelectionModel>
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32 #include <QDialog>
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33 #include <QMessageBox>
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34 #include <QLineEdit>
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35
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36 // Defined for purposes of sending QList<int> as part of signal.
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37 typedef QList<int> QIntList;
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38
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39 // Defined for purposes of sending QList<float> as part of signal.
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40 typedef QList<float> QFloatList;
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42
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43 class QUIWidgetCreator : public QObject
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44 {
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45 Q_OBJECT
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46
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47 public:
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48
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49 QUIWidgetCreator (void);
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50
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51 ~QUIWidgetCreator (void);
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52
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53 public:
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54
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55 void signal_dialog (const QString& message, const QString& title,
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56 const QString& icon, const QStringList& button,
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57 const QString& defbutton, const QStringList& role)
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58 {
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59
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60 // Use the last button in the list as the reject result, i.e., when no
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61 // button is pressed such as in the case of the upper right close tab.
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62 if (!button.isEmpty ())
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63 dialog_button = button.last ();
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64
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65 QString xicon = icon;
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66 if (xicon.isEmpty ())
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67 xicon = "none";
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68
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69 emit create_dialog (message, title, xicon, button, defbutton, role);
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70 };
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71
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72 int get_dialog_result (void) { return dialog_result; }
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73
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74 QString get_dialog_button (void) { return dialog_button; }
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75
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76 bool signal_listview (const QStringList& list, const QString& mode,
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77 int wd, int ht, const QList<int>& initial,
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78 const QString& name, const QStringList& prompt,
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79 const QString& ok_string, const QString& cancel_string)
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80 {
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81 if (list.isEmpty ())
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82 return false;
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83
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84 emit create_listview (list, mode, wd, ht, initial, name,
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85 prompt, ok_string, cancel_string);
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86
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87 return true;
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88 };
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89
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90 const QIntList *get_list_index (void) { return list_index; }
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91
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92 bool signal_inputlayout (const QStringList& prompt, const QString& title,
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93 const QFloatList& nr, const QFloatList& nc,
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94 const QStringList& defaults)
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95 {
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96 if (prompt.isEmpty ())
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97 return false;
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98
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99 emit create_inputlayout (prompt, title, nr, nc, defaults);
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100
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101 return true;
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102 };
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103
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104 const QStringList *get_string_list (void) { return string_list; }
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105
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106 void wait (void)
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107 {
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108 // Wait while the user is responding to message box.
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109 waitcondition.wait (&mutex);
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110 }
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111
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112 signals:
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113
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114 void create_dialog (const QString&, const QString&, const QString&,
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115 const QStringList&, const QString&, const QStringList&);
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116
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117 void create_listview (const QStringList&, const QString&, int, int,
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118 const QIntList&, const QString&, const QStringList&,
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119 const QString&, const QString&);
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120
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121 void create_inputlayout (const QStringList&, const QString&,
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122 const QFloatList&, const QFloatList&,
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123 const QStringList&);
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124
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125 public slots:
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126
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127 void dialog_button_clicked (QAbstractButton *button);
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128
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129 void list_select_finished (const QIntList& selected,
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130 const int button_pressed);
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131
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132 void input_finished (const QStringList& input, const int button_pressed);
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133
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134 private:
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135
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136 int dialog_result;
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137 QString dialog_button;
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138
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139 // The list could conceivably be big. Not sure how things are
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140 // stored internally, so keep off of the stack.
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141 QStringList *string_list;
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142 QIntList *list_index;
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143
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144 // GUI objects cannot be accessed in the non-GUI thread. However,
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145 // signals can be sent to slots across threads with proper
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146 // synchronization. Hence, the use of QWaitCondition.
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147
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148 QMutex mutex;
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149
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150 QWaitCondition waitcondition;
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151 };
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152
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153 extern QUIWidgetCreator uiwidget_creator;
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154
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155
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156 class MessageDialog : public QMessageBox
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157 {
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158 Q_OBJECT
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159
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160 public:
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161
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162 explicit MessageDialog (const QString& message, const QString& title,
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163 const QString& icon, const QStringList& button,
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164 const QString& defbutton,
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165 const QStringList& role);
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166
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167 private:
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168
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169 void closeEvent (QCloseEvent *)
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170 {
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171 // Reroute the close tab to a button click so there is only a single
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172 // route to waking the wait condition.
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173 emit buttonClicked (0);
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174 }
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175 };
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176
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177
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178 class ListDialog : public QDialog
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179 {
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180 Q_OBJECT
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181
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182 QItemSelectionModel *selector;
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183
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184 public:
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185
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186 explicit ListDialog (const QStringList& list, const QString& mode,
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187 int width, int height, const QList<int>& initial,
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188 const QString& name, const QStringList& prompt,
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189 const QString& ok_string, const QString& cancel_string);
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190
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191 signals:
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192
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193 void finish_selection (const QIntList&, const int);
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194
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195 public slots:
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196
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197 void buttonOk_clicked (void);
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198
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199 void buttonCancel_clicked (void);
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200
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201 void reject (void);
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202 };
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203
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204
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205 class InputDialog : public QDialog
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206 {
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207 Q_OBJECT
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208
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209 QList<QLineEdit *> input_line;
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210
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211 public:
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212
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213 explicit InputDialog (const QStringList& prompt, const QString& title,
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214 const QFloatList& nr, const QFloatList& nc,
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215 const QStringList& defaults);
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216
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217 signals:
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218
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219 void finish_input (const QStringList&, const int);
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220
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221 public slots:
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222
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223 void buttonOk_clicked (void);
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224
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225 void buttonCancel_clicked (void);
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226
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227 void reject (void);
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228 };
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229
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230 #endif