Mercurial > octave

annotate gui/src/m-editor/find-dialog.cc @ 15105:f4ea22ef2beb gui

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Incorporated patch that adds replace from Torsten and modified it. * file-editor.cc: Added replace functionality. * find-dialog: Added replace functionality and rearranged UI elements.
author Jacob Dawid <jacob.dawid@gmail.com>
date Sat, 04 Aug 2012 11:18:20 +0200
parents 093961d9ebed
children d52bac6b9813
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1 /****************************************************************************
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2 **
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3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
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4 ** All rights reserved.
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5 ** Contact: Nokia Corporation (qt-info@nokia.com)
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6 **
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7 ** This file is part of the examples of the Qt Toolkit.
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8 **
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9 ** $QT_BEGIN_LICENSE:LGPL$
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10 ** Commercial Usage
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11 ** Licensees holding valid Qt Commercial licenses may use this file in
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12 ** accordance with the Qt Commercial License Agreement provided with the
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13 ** Software or, alternatively, in accordance with the terms contained in
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14 ** a written agreement between you and Nokia.
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15 **
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16 ** GNU Lesser General Public License Usage
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17 ** Alternatively, this file may be used under the terms of the GNU Lesser
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18 ** General Public License version 2.1 as published by the Free Software
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19 ** Foundation and appearing in the file LICENSE.LGPL included in the
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20 ** packaging of this file. Please review the following information to
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21 ** ensure the GNU Lesser General Public License version 2.1 requirements
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22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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23 **
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24 ** In addition, as a special exception, Nokia gives you certain additional
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25 ** rights. These rights are described in the Nokia Qt LGPL Exception
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26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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27 **
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28 ** GNU General Public License Usage
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29 ** Alternatively, this file may be used under the terms of the GNU
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30 ** General Public License version 3.0 as published by the Free Software
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31 ** Foundation and appearing in the file LICENSE.GPL included in the
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32 ** packaging of this file. Please review the following information to
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33 ** ensure the GNU General Public License version 3.0 requirements will be
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34 ** met: http://www.gnu.org/copyleft/gpl.html.
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35 **
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36 ** If you have questions regarding the use of this file, please contact
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37 ** Nokia at qt-info@nokia.com.
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38 ** $QT_END_LICENSE$
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39 **
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40 ****************************************************************************/
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41
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42 #include <QtGui>
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43 #include <QIcon>
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44 #include "find-dialog.h"
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45
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46 find_dialog::find_dialog (QsciScintilla* edit_area, QWidget *parent)
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47 : QDialog (parent)
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48 {
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49 setWindowTitle ("Find and Replace");
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50 setWindowIcon (QIcon(":/actions/icons/logo.png"));
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51
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52 _search_label = new QLabel (tr ("Find &what:"));
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53 _search_line_edit = new QLineEdit;
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54 _search_label->setBuddy (_search_line_edit);
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55 _replace_label = new QLabel (tr ("Re&place with:"));
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56 _replace_line_edit = new QLineEdit;
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57 _replace_label->setBuddy (_replace_line_edit);
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58
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59 _case_check_box = new QCheckBox (tr ("Match &case"));
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60 _from_start_check_box = new QCheckBox (tr ("Search from &start"));
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61 _wrap_check_box = new QCheckBox (tr ("&Wrap while searching"));
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62 _wrap_check_box->setChecked(true);
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63 _find_next_button = new QPushButton (tr ("&Find Next"));
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64 _find_next_button->setDefault (true);
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65 _replace_button = new QPushButton (tr ("&Replace"));
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66 _replace_all_button = new QPushButton (tr ("Replace &All"));
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67
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68 _more_button = new QPushButton (tr ("&More"));
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69 _more_button->setCheckable (true);
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70 _more_button->setAutoDefault (false);
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71
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72 _button_box = new QDialogButtonBox (Qt::Vertical);
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73 _button_box->addButton (_find_next_button, QDialogButtonBox::ActionRole);
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74 _button_box->addButton (_replace_button, QDialogButtonBox::ActionRole);
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75 _button_box->addButton (_replace_all_button, QDialogButtonBox::ActionRole);
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76 _button_box->addButton (_more_button, QDialogButtonBox::ActionRole);
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77
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78 _extension = new QWidget (this);
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79 _whole_words_check_box = new QCheckBox (tr ("&Whole words"));
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80 _regex_check_box = new QCheckBox (tr ("Regular E&xpressions"));
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81 _backward_check_box = new QCheckBox (tr ("Search &backward"));
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82 _search_selection_check_box = new QCheckBox (tr ("Search se&lection"));
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83 _search_selection_check_box->setCheckable (false); // TODO: Not implemented.
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84 _search_selection_check_box->setEnabled (false);
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85
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86 _edit_area = edit_area;
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87 connect (_find_next_button, SIGNAL (clicked ()),
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88 this, SLOT (search_next ()));
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89 connect (_more_button, SIGNAL (toggled (bool)),
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90 _extension, SLOT (setVisible (bool)));
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91 connect (_replace_button, SIGNAL (clicked ()),
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92 this, SLOT (replace ()));
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93 connect (_replace_all_button, SIGNAL (clicked ()),
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94 this, SLOT (replace_all ()));
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95
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96 QVBoxLayout *extension_layout = new QVBoxLayout ();
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97 extension_layout->setMargin (0);
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98 extension_layout->addWidget (_whole_words_check_box);
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99 extension_layout->addWidget (_backward_check_box);
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100 extension_layout->addWidget (_search_selection_check_box);
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101 _extension->setLayout (extension_layout);
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102
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103 QGridLayout *top_left_layout = new QGridLayout;
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104 top_left_layout->addWidget (_search_label, 1, 1);
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105 top_left_layout->addWidget (_search_line_edit, 1, 2);
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106 top_left_layout->addWidget (_replace_label, 2, 1);
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107 top_left_layout->addWidget (_replace_line_edit, 2, 2);
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108
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109 QVBoxLayout *left_layout = new QVBoxLayout;
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110 left_layout->addLayout (top_left_layout);
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111 left_layout->insertStretch (1, 5);
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112 left_layout->addWidget (_case_check_box);
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113 left_layout->addWidget (_from_start_check_box);
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114 left_layout->addWidget (_wrap_check_box);
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115 left_layout->addWidget (_regex_check_box);
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116
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117 QGridLayout *main_layout = new QGridLayout;
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118 main_layout->setSizeConstraint (QLayout::SetFixedSize);
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119 main_layout->addLayout (left_layout, 0, 0);
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120 main_layout->addWidget (_button_box, 0, 1);
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121 main_layout->addWidget (_extension, 1, 0, 1, 2);
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122 setLayout (main_layout);
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123
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124 _extension->hide ();
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125 }
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126
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127 void
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128 find_dialog::search_next ()
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129 {
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130 int line = -1, col = -1;
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131
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132 _find_result_available = false;
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133 if (_from_start_check_box->isChecked ())
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134 {
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135 line = 1;
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136 col = 1;
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137 }
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138
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139 if (_edit_area)
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140 {
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141 _find_result_available = _edit_area->findFirst (_search_line_edit->text (),
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142 _regex_check_box->isChecked (),
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143 _case_check_box->isChecked (),
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144 _whole_words_check_box->isChecked (),
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145 _wrap_check_box->isChecked (),
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146 !_backward_check_box->isChecked (),
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147 line,col,
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148 true,
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149 true
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150 );
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151 }
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152 }
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153
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154
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155 void
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156 find_dialog::replace ()
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157 {
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158 if (_edit_area)
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159 {
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160 _edit_area->replace (_replace_line_edit->text ());
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161 _edit_area->findNext();
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162 }
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163 }
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164
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165 void
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166 find_dialog::replace_all ()
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167 {
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168 int count = 0;
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169
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170 // check whether find & replace srings are different (avoid endless loop!)
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171 int strDiff;
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172 Qt::CaseSensitivity cs;
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173 if (_case_check_box->isChecked())
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174 {
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175 cs = Qt::CaseSensitive;
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176 }
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177 else
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178 {
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179 cs = Qt::CaseInsensitive;
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180 }
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181 strDiff = QString::compare(_search_line_edit->text(),_replace_line_edit->text(),cs);
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182
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183 // replace all if strings are different
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184 if (_edit_area && strDiff )
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185 {
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186 search_next (); // find first occurence
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187 while (_find_result_available) // while search string is found
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188 {
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189 _edit_area->replace (_replace_line_edit->text ()); // replace
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190 count++; // inc counter
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191 _find_result_available = _edit_area->findNext(); // and find next
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192 }
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193 }
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194 // TODO: Show number of replaced strings
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195 }