Mercurial > octave
annotate libgui/src/m-editor/find-dialog.cc @ 18184:5f7f58866922 gui-release
fix search and replace all in find dialog (bug #41051)
* find-dialog.cc (contructor): init flag for replace all with 0 (false);
(find): fix cursor position when searching backwards, handle case when
searching and replacing all;
(replace): only replace when there is selected text and a find result;
(replace_all): search and replace all only from the beginning to the end
* find-dialog.h: new flag _rep_all
author | Torsten <ttl@justmail.de> |
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date | Wed, 01 Jan 2014 18:18:34 +0100 |
parents | 86c6ae5f969e |
children | 775e7874b38d f227bb47314f |
rev | line source |
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1 /**************************************************************************** |
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2 |
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3 Find dialog derived from an example from Qt Toolkit (license below (**)) |
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4 |
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5 Copyright (C) 2012-2013 Torsten <ttl@justmail.de> |
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6 Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). |
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7 All rights reserved. |
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8 Contact: Nokia Corporation (qt-info@nokia.com) |
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9 |
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10 This file is part of Octave. |
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11 |
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12 Octave is free software; you can redistribute it and/or modify it |
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13 under the terms of the GNU General Public License as published by the |
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14 Free Software Foundation; either version 3 of the License, or (at your |
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15 option) any later version. |
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16 |
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17 Octave is distributed in the hope that it will be useful, but WITHOUT |
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18 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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19 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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20 for more details. |
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21 |
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22 You should have received a copy of the GNU General Public License |
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23 along with Octave; see the file COPYING. If not, see |
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24 <http://www.gnu.org/licenses/>. |
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25 |
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26 ** This file is part of the examples of the Qt Toolkit. |
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27 ** |
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28 ** $QT_BEGIN_LICENSE:LGPL$ |
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29 ** Commercial Usage |
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30 ** Licensees holding valid Qt Commercial licenses may use this file in |
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31 ** accordance with the Qt Commercial License Agreement provided with the |
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32 ** Software or, alternatively, in accordance with the terms contained in |
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33 ** a written agreement between you and Nokia. |
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34 ** |
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35 ** GNU Lesser General Public License Usage |
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36 ** Alternatively, this file may be used under the terms of the GNU Lesser |
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37 ** General Public License version 2.1 as published by the Free Software |
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38 ** Foundation and appearing in the file LICENSE.LGPL included in the |
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39 ** packaging of this file. Please review the following information to |
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40 ** ensure the GNU Lesser General Public License version 2.1 requirements |
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41 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
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42 ** |
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43 ** In addition, as a special exception, Nokia gives you certain additional |
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44 ** rights. These rights are described in the Nokia Qt LGPL Exception |
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45 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
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46 ** |
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47 ** GNU General Public License Usage |
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48 ** Alternatively, this file may be used under the terms of the GNU |
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49 ** General Public License version 3.0 as published by the Free Software |
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50 ** Foundation and appearing in the file LICENSE.GPL included in the |
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51 ** packaging of this file. Please review the following information to |
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52 ** ensure the GNU General Public License version 3.0 requirements will be |
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53 ** met: http://www.gnu.org/copyleft/gpl.html. |
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54 ** |
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55 ** If you have questions regarding the use of this file, please contact |
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56 ** Nokia at qt-info@nokia.com. |
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57 ** $QT_END_LICENSE$ |
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58 ** |
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59 ****************************************************************************/ |
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60 |
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61 #ifdef HAVE_CONFIG_H |
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62 #include <config.h> |
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63 #endif |
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64 |
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65 #ifdef HAVE_QSCINTILLA |
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66 |
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67 #include <QtGui> |
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68 #include <QIcon> |
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69 #include "find-dialog.h" |
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70 |
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71 find_dialog::find_dialog (QsciScintilla* edit_area, QWidget *p) |
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72 : QDialog (p) |
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73 { |
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74 setWindowTitle ("Find and Replace"); |
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75 setWindowIcon (QIcon(":/actions/icons/search.png")); |
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76 |
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77 _search_label = new QLabel (tr ("Find &what:")); |
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78 _search_line_edit = new QLineEdit; |
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79 _search_label->setBuddy (_search_line_edit); |
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80 _replace_label = new QLabel (tr ("Re&place with:")); |
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81 _replace_line_edit = new QLineEdit; |
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82 _replace_label->setBuddy (_replace_line_edit); |
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83 |
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84 _case_check_box = new QCheckBox (tr ("Match &case")); |
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85 _from_start_check_box = new QCheckBox (tr ("Search from &start")); |
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86 _wrap_check_box = new QCheckBox (tr ("&Wrap while searching")); |
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87 _wrap_check_box->setChecked(true); |
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88 _find_next_button = new QPushButton (tr ("&Find Next")); |
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89 _find_prev_button = new QPushButton (tr ("Find &Previous")); |
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90 _replace_button = new QPushButton (tr ("&Replace")); |
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91 _replace_all_button = new QPushButton (tr ("Replace &All")); |
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92 |
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93 _more_button = new QPushButton (tr ("&More")); |
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94 _more_button->setCheckable (true); |
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95 _more_button->setAutoDefault (false); |
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96 |
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97 _button_box = new QDialogButtonBox (Qt::Vertical); |
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98 _button_box->addButton (_find_next_button, QDialogButtonBox::ActionRole); |
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99 _button_box->addButton (_find_prev_button, QDialogButtonBox::ActionRole); |
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100 _button_box->addButton (_replace_button, QDialogButtonBox::ActionRole); |
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101 _button_box->addButton (_replace_all_button, QDialogButtonBox::ActionRole); |
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102 _button_box->addButton (_more_button, QDialogButtonBox::ActionRole); |
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103 _button_box->addButton (QDialogButtonBox::Close); |
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104 |
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105 _extension = new QWidget (this); |
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106 _whole_words_check_box = new QCheckBox (tr ("&Whole words")); |
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107 _regex_check_box = new QCheckBox (tr ("Regular E&xpressions")); |
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108 _backward_check_box = new QCheckBox (tr ("Search &backward")); |
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109 _search_selection_check_box = new QCheckBox (tr ("Search se&lection")); |
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110 _search_selection_check_box->setCheckable (false); // TODO: Not implemented. |
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111 _search_selection_check_box->setEnabled (false); |
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112 |
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113 _edit_area = edit_area; |
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114 connect (_find_next_button, SIGNAL (clicked ()), |
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115 this, SLOT (find_next ())); |
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116 connect (_find_prev_button, SIGNAL (clicked ()), |
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117 this, SLOT (find_prev ())); |
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118 connect (_more_button, SIGNAL (toggled (bool)), |
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119 _extension, SLOT (setVisible (bool))); |
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120 connect (_replace_button, SIGNAL (clicked ()), |
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121 this, SLOT (replace ())); |
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122 connect (_replace_all_button, SIGNAL (clicked ()), |
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123 this, SLOT (replace_all ())); |
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124 connect (_backward_check_box, SIGNAL (stateChanged (int)), |
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125 this, SLOT (handle_backward_search_changed (int))); |
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126 connect (_button_box, SIGNAL (rejected ()), |
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127 this, SLOT (close ())); |
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128 |
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129 QVBoxLayout *extension_layout = new QVBoxLayout (); |
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130 extension_layout->setMargin (0); |
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131 extension_layout->addWidget (_whole_words_check_box); |
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132 extension_layout->addWidget (_backward_check_box); |
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133 extension_layout->addWidget (_search_selection_check_box); |
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134 _extension->setLayout (extension_layout); |
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135 |
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136 QGridLayout *top_left_layout = new QGridLayout; |
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137 top_left_layout->addWidget (_search_label, 1, 1); |
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138 top_left_layout->addWidget (_search_line_edit, 1, 2); |
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139 top_left_layout->addWidget (_replace_label, 2, 1); |
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140 top_left_layout->addWidget (_replace_line_edit, 2, 2); |
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141 |
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142 QVBoxLayout *left_layout = new QVBoxLayout; |
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143 left_layout->addLayout (top_left_layout); |
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144 left_layout->insertStretch (1, 5); |
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145 left_layout->addWidget (_case_check_box); |
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146 left_layout->addWidget (_from_start_check_box); |
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147 left_layout->addWidget (_wrap_check_box); |
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148 left_layout->addWidget (_regex_check_box); |
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149 |
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150 QGridLayout *main_layout = new QGridLayout; |
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151 main_layout->setSizeConstraint (QLayout::SetFixedSize); |
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152 main_layout->addLayout (left_layout, 0, 0); |
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153 main_layout->addWidget (_button_box, 0, 1); |
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154 main_layout->addWidget (_extension, 1, 0); |
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155 setLayout (main_layout); |
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156 |
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157 _extension->hide (); |
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158 _find_next_button->setDefault (true); |
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159 _find_result_available = false; |
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160 _rep_all = 0; |
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161 |
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162 // move dialog to side of the parent if there is room on the desktop to do so. |
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163 QWidget * desktop = QApplication::desktop (); |
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164 int xp = p->x () + p->frameGeometry ().width (); |
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165 int yp= p->y (); |
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166 if (desktop != 0 && sizeHint ().isValid ()) |
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167 { |
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168 if (xp + sizeHint ().width () > desktop->width ()) |
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169 xp = desktop->width () - sizeHint ().width (); |
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170 } |
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171 |
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172 move (xp, yp); |
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173 |
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174 } |
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175 |
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176 // set text of "search from start" depending on backward search |
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177 void |
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178 find_dialog::handle_backward_search_changed (int backward) |
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179 { |
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180 if (backward) |
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181 _from_start_check_box->setText (tr ("Search from end")); |
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182 else |
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183 _from_start_check_box->setText (tr ("Search from start")); |
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184 } |
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185 |
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186 // initialize search text with selected text if this is in one single line |
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187 void |
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188 find_dialog::init_search_text () |
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189 { |
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190 if (_edit_area->hasSelectedText ()) |
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191 { |
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192 int lbeg, lend, cbeg, cend; |
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193 _edit_area->getSelection(&lbeg,&cbeg,&lend,&cend); |
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194 if (lbeg == lend) |
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195 _search_line_edit->setText (_edit_area->selectedText ()); |
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196 } |
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197 } |
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198 |
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199 void |
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200 find_dialog::find_next () |
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201 { |
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202 find (!_backward_check_box->isChecked ()); |
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203 } |
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204 |
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205 void |
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206 find_dialog::find_prev () |
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207 { |
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208 find (_backward_check_box->isChecked ()); |
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209 } |
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210 |
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211 void |
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212 find_dialog::find (bool forward) |
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213 { |
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214 int line = -1, col = -1; |
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215 bool do_wrap = _wrap_check_box->isChecked (); |
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216 bool do_forward = forward; |
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217 |
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218 if (!forward && _find_result_available) |
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219 { // we found a match last time, cursor is at the end of the match |
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220 // backward: go to start of selection or we will find the same again |
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221 int line_end, col_end; |
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222 _edit_area->getSelection (&line,&col,&line_end,&col_end); |
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223 if (line > -1) |
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224 _edit_area->setCursorPosition (line,col); |
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225 } |
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226 |
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227 _find_result_available = false; |
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228 |
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229 if (_rep_all) |
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230 { |
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231 if (_rep_all == 1) |
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232 { |
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233 line = 0; |
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234 col = 0; |
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235 } |
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236 do_wrap = false; |
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237 do_forward = true; |
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238 } |
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239 else |
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240 { |
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241 if (_from_start_check_box->isChecked ()) |
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242 { |
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243 line = 0; |
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244 col = 0; |
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245 if (_backward_check_box->isChecked ()) |
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246 do_wrap = true; |
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247 } |
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248 } |
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249 |
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250 if (_edit_area) |
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251 { |
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252 _find_result_available |
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253 = _edit_area->findFirst (_search_line_edit->text (), |
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254 _regex_check_box->isChecked (), |
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255 _case_check_box->isChecked (), |
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256 _whole_words_check_box->isChecked (), |
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257 do_wrap, |
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258 do_forward, |
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259 line,col, |
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260 true |
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261 #ifdef HAVE_QSCI_VERSION_2_6_0 |
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262 , true |
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263 #endif |
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264 ); |
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265 } |
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266 if (_find_result_available) |
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267 _from_start_check_box->setChecked (0); |
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268 else if (! _rep_all) |
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269 no_matches_message (); |
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270 } |
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271 |
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272 |
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273 void |
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274 find_dialog::replace () |
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275 { |
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276 if (_edit_area) |
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277 { |
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278 if (_find_result_available && _edit_area->hasSelectedText ()) |
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279 _edit_area->replace (_replace_line_edit->text ()); |
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280 find_next (); |
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281 } |
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282 } |
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283 |
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284 void |
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285 find_dialog::replace_all () |
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286 { |
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287 int line, col; |
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288 |
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289 if (_edit_area) |
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290 { |
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291 _edit_area->getCursorPosition (&line,&col); |
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292 |
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293 _rep_all = 1; |
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294 find_next (); // find first occurence (forward) |
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295 while (_find_result_available) // while search string is found |
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296 { |
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297 _edit_area->replace (_replace_line_edit->text ()); // replace |
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298 _rep_all++; // inc counter |
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299 find_next (); // find next |
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300 } |
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301 |
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302 QMessageBox msg_box (QMessageBox::Information, tr ("Replace Result"), |
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303 tr ("%1 items replaced").arg(_rep_all-1), |
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304 QMessageBox::Ok, this); |
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305 msg_box.exec (); |
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306 |
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307 _rep_all = 0; |
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308 _edit_area->setCursorPosition (line,col); |
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309 } |
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310 } |
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311 |
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312 void |
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313 find_dialog::no_matches_message () |
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314 { |
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315 QMessageBox msg_box (QMessageBox::Information, tr ("Find Result"), |
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316 tr ("No more matches found"), QMessageBox::Ok, this); |
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317 msg_box.exec (); |
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318 } |
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319 |
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320 |
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321 #endif |