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Breadcrumbs go here --> </ul> </div> <div class="toolbuttons toolblock"> <ul> <li id="smallA" class="t_button">A</li> <li id="medA" class="t_button active">A</li> <li id="bigA" class="t_button">A</li> <li id="print" class="t_button"><a href="javascript:this.print();"> <span>Print</span></a></li> </ul> </div> </div> <div class="content mainContent"> <h1 class="title">window.cpp Example File</h1> <span class="small-subtitle">itemviews/customsortfiltermodel/window.cpp</span> <!-- $$$itemviews/customsortfiltermodel/window.cpp-description --> <div class="descr"> <a name="details"></a> <pre class="cpp"> <span class="comment">/**************************************************************************** ** ** Copyright (C) 2015 The Qt Company Ltd. ** Contact: http://www.qt.io/licensing/ ** ** This file is part of the examples of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:BSD$ ** You may use this file under the terms of the BSD license as follows: ** ** "Redistribution and use in source and binary forms, with or without ** modification, are permitted provided that the following conditions are ** met: ** * Redistributions of source code must retain the above copyright ** notice, this list of conditions and the following disclaimer. ** * Redistributions in binary form must reproduce the above copyright ** notice, this list of conditions and the following disclaimer in ** the documentation and/or other materials provided with the ** distribution. ** * Neither the name of The Qt Company Ltd nor the names of its ** contributors may be used to endorse or promote products derived ** from this software without specific prior written permission. ** ** ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." ** ** $QT_END_LICENSE$ ** ****************************************************************************/</span> <span class="preprocessor">#include <QtGui></span> <span class="preprocessor">#include "mysortfilterproxymodel.h"</span> <span class="preprocessor">#include "window.h"</span> Window<span class="operator">::</span>Window() { proxyModel <span class="operator">=</span> <span class="keyword">new</span> MySortFilterProxyModel(<span class="keyword">this</span>); proxyModel<span class="operator">-</span><span class="operator">></span>setDynamicSortFilter(<span class="keyword">true</span>); sourceView <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qtreeview.html">QTreeView</a></span>; sourceView<span class="operator">-</span><span class="operator">></span>setRootIsDecorated(<span class="keyword">false</span>); sourceView<span class="operator">-</span><span class="operator">></span>setAlternatingRowColors(<span class="keyword">true</span>); <span class="type"><a href="qhboxlayout.html">QHBoxLayout</a></span> <span class="operator">*</span>sourceLayout <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qhboxlayout.html">QHBoxLayout</a></span>; sourceLayout<span class="operator">-</span><span class="operator">></span>addWidget(sourceView); <span class="preprocessor">#if defined(Q_OS_SYMBIAN) || defined(Q_WS_MAEMO_5) || defined(Q_WS_SIMULATOR)</span> sourceWidget <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qwidget.html">QWidget</a></span>; sourceWidget<span class="operator">-</span><span class="operator">></span>setLayout(sourceLayout); <span class="preprocessor">#else</span> sourceGroupBox <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qgroupbox.html">QGroupBox</a></span>(tr(<span class="string">"Original Model"</span>)); sourceGroupBox<span class="operator">-</span><span class="operator">></span>setLayout(sourceLayout); <span class="preprocessor">#endif</span> filterCaseSensitivityCheckBox <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qcheckbox.html">QCheckBox</a></span>(tr(<span class="string">"Case sensitive filter"</span>)); filterCaseSensitivityCheckBox<span class="operator">-</span><span class="operator">></span>setChecked(<span class="keyword">true</span>); filterPatternLineEdit <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qlineedit.html">QLineEdit</a></span>; filterPatternLineEdit<span class="operator">-</span><span class="operator">></span>setText(<span class="string">"Grace|Sports"</span>); filterPatternLabel <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qlabel.html">QLabel</a></span>(tr(<span class="string">"&Filter pattern:"</span>)); filterPatternLabel<span class="operator">-</span><span class="operator">></span>setBuddy(filterPatternLineEdit); filterSyntaxComboBox <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qcombobox.html">QComboBox</a></span>; filterSyntaxComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Regular expression"</span>)<span class="operator">,</span> <span class="type"><a href="qregexp.html">QRegExp</a></span><span class="operator">::</span>RegExp); filterSyntaxComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Wildcard"</span>)<span class="operator">,</span> <span class="type"><a href="qregexp.html">QRegExp</a></span><span class="operator">::</span>Wildcard); filterSyntaxComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Fixed string"</span>)<span class="operator">,</span> <span class="type"><a href="qregexp.html">QRegExp</a></span><span class="operator">::</span>FixedString); fromDateEdit <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qdateedit.html">QDateEdit</a></span>; fromDateEdit<span class="operator">-</span><span class="operator">></span>setDate(<span class="type"><a href="qdate.html">QDate</a></span>(<span class="number">1970</span><span class="operator">,</span> <span class="number">01</span><span class="operator">,</span> <span class="number">01</span>)); fromLabel <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qlabel.html">QLabel</a></span>(tr(<span class="string">"F&rom:"</span>)); fromLabel<span class="operator">-</span><span class="operator">></span>setBuddy(fromDateEdit); toDateEdit <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qdateedit.html">QDateEdit</a></span>; toDateEdit<span class="operator">-</span><span class="operator">></span>setDate(<span class="type"><a href="qdate.html">QDate</a></span>(<span class="number">2099</span><span class="operator">,</span> <span class="number">12</span><span class="operator">,</span> <span class="number">31</span>)); toLabel <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qlabel.html">QLabel</a></span>(tr(<span class="string">"&To:"</span>)); toLabel<span class="operator">-</span><span class="operator">></span>setBuddy(toDateEdit); connect(filterPatternLineEdit<span class="operator">,</span> SIGNAL(textChanged(<span class="type"><a href="qstring.html">QString</a></span>))<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(textFilterChanged())); connect(filterSyntaxComboBox<span class="operator">,</span> SIGNAL(currentIndexChanged(<span class="type">int</span>))<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(textFilterChanged())); connect(filterCaseSensitivityCheckBox<span class="operator">,</span> SIGNAL(toggled(<span class="type">bool</span>))<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(textFilterChanged())); connect(fromDateEdit<span class="operator">,</span> SIGNAL(dateChanged(<span class="type"><a href="qdate.html">QDate</a></span>))<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(dateFilterChanged())); connect(toDateEdit<span class="operator">,</span> SIGNAL(dateChanged(<span class="type"><a href="qdate.html">QDate</a></span>))<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(dateFilterChanged())); proxyView <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qtreeview.html">QTreeView</a></span>; proxyView<span class="operator">-</span><span class="operator">></span>setRootIsDecorated(<span class="keyword">false</span>); proxyView<span class="operator">-</span><span class="operator">></span>setAlternatingRowColors(<span class="keyword">true</span>); proxyView<span class="operator">-</span><span class="operator">></span>setModel(proxyModel); proxyView<span class="operator">-</span><span class="operator">></span>setSortingEnabled(<span class="keyword">true</span>); proxyView<span class="operator">-</span><span class="operator">></span>sortByColumn(<span class="number">1</span><span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>AscendingOrder); <span class="preprocessor">#if defined(Q_OS_SYMBIAN) || defined(Q_WS_MAEMO_5) || defined(Q_WS_SIMULATOR)</span> <span class="type"><a href="qgridlayout.html">QGridLayout</a></span> <span class="operator">*</span>filterLayout <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qgridlayout.html">QGridLayout</a></span>; filterLayout<span class="operator">-</span><span class="operator">></span>addWidget(filterPatternLabel<span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="number">0</span>); filterLayout<span class="operator">-</span><span class="operator">></span>addWidget(filterPatternLineEdit<span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="number">1</span>); filterLayout<span class="operator">-</span><span class="operator">></span>addWidget(filterSyntaxComboBox<span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="number">2</span>); filterLayout<span class="operator">-</span><span class="operator">></span>addWidget(filterCaseSensitivityCheckBox<span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">3</span>); filterLayout<span class="operator">-</span><span class="operator">></span>addWidget(fromLabel<span class="operator">,</span> <span class="number">2</span><span class="operator">,</span> <span class="number">0</span>); filterLayout<span class="operator">-</span><span class="operator">></span>addWidget(fromDateEdit<span class="operator">,</span> <span class="number">2</span><span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">2</span>); filterLayout<span class="operator">-</span><span class="operator">></span>addWidget(toLabel<span class="operator">,</span> <span class="number">3</span><span class="operator">,</span> <span class="number">0</span>); filterLayout<span class="operator">-</span><span class="operator">></span>addWidget(toDateEdit<span class="operator">,</span> <span class="number">3</span><span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">2</span>); filterWidget <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qwidget.html">QWidget</a></span>; filterWidget<span class="operator">-</span><span class="operator">></span>setLayout(filterLayout); <span class="type"><a href="qhboxlayout.html">QHBoxLayout</a></span> <span class="operator">*</span>proxyLayout <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qhboxlayout.html">QHBoxLayout</a></span>; proxyLayout<span class="operator">-</span><span class="operator">></span>addWidget(proxyView); proxyWidget <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qwidget.html">QWidget</a></span>; proxyWidget<span class="operator">-</span><span class="operator">></span>setLayout(proxyLayout); <span class="preprocessor">#else</span> <span class="type"><a href="qgridlayout.html">QGridLayout</a></span> <span class="operator">*</span>proxyLayout <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qgridlayout.html">QGridLayout</a></span>; proxyLayout<span class="operator">-</span><span class="operator">></span>addWidget(proxyView<span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">3</span>); proxyLayout<span class="operator">-</span><span class="operator">></span>addWidget(filterPatternLabel<span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">0</span>); proxyLayout<span class="operator">-</span><span class="operator">></span>addWidget(filterPatternLineEdit<span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">1</span>); proxyLayout<span class="operator">-</span><span class="operator">></span>addWidget(filterSyntaxComboBox<span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">2</span>); proxyLayout<span class="operator">-</span><span class="operator">></span>addWidget(filterCaseSensitivityCheckBox<span class="operator">,</span> <span class="number">2</span><span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">3</span>); proxyLayout<span class="operator">-</span><span class="operator">></span>addWidget(fromLabel<span class="operator">,</span> <span class="number">3</span><span class="operator">,</span> <span class="number">0</span>); proxyLayout<span class="operator">-</span><span class="operator">></span>addWidget(fromDateEdit<span class="operator">,</span> <span class="number">3</span><span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">2</span>); proxyLayout<span class="operator">-</span><span class="operator">></span>addWidget(toLabel<span class="operator">,</span> <span class="number">4</span><span class="operator">,</span> <span class="number">0</span>); proxyLayout<span class="operator">-</span><span class="operator">></span>addWidget(toDateEdit<span class="operator">,</span> <span class="number">4</span><span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">2</span>); proxyGroupBox <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qgroupbox.html">QGroupBox</a></span>(tr(<span class="string">"Sorted/Filtered Model"</span>)); proxyGroupBox<span class="operator">-</span><span class="operator">></span>setLayout(proxyLayout); <span class="preprocessor">#endif</span> <span class="preprocessor">#if defined(Q_OS_SYMBIAN) || defined(Q_WS_MAEMO_5) || defined(Q_WS_SIMULATOR)</span> <span class="type"><a href="qtabwidget.html">QTabWidget</a></span> <span class="operator">*</span>tabWidget <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qtabwidget.html">QTabWidget</a></span>; tabWidget<span class="operator">-</span><span class="operator">></span>addTab(sourceWidget<span class="operator">,</span> <span class="string">"Original"</span>); tabWidget<span class="operator">-</span><span class="operator">></span>addTab(filterWidget<span class="operator">,</span> <span class="string">"Filters"</span>); tabWidget<span class="operator">-</span><span class="operator">></span>addTab(proxyWidget<span class="operator">,</span> <span class="string">"Sorted"</span>); <span class="type"><a href="qvboxlayout.html">QVBoxLayout</a></span> <span class="operator">*</span>mainLayout <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qvboxlayout.html">QVBoxLayout</a></span>; mainLayout<span class="operator">-</span><span class="operator">></span>addWidget(tabWidget); setLayout(mainLayout); setWindowTitle(tr(<span class="string">"Custom Model"</span>)); <span class="preprocessor">#else</span> <span class="type"><a href="qvboxlayout.html">QVBoxLayout</a></span> <span class="operator">*</span>mainLayout <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qvboxlayout.html">QVBoxLayout</a></span>; mainLayout<span class="operator">-</span><span class="operator">></span>addWidget(sourceGroupBox); mainLayout<span class="operator">-</span><span class="operator">></span>addWidget(proxyGroupBox); setLayout(mainLayout); setWindowTitle(tr(<span class="string">"Custom Sort/Filter Model"</span>)); resize(<span class="number">500</span><span class="operator">,</span> <span class="number">450</span>); <span class="preprocessor">#endif</span> } <span class="type">void</span> Window<span class="operator">::</span>setSourceModel(<span class="type"><a href="qabstractitemmodel.html">QAbstractItemModel</a></span> <span class="operator">*</span>model) { proxyModel<span class="operator">-</span><span class="operator">></span>setSourceModel(model); sourceView<span class="operator">-</span><span class="operator">></span>setModel(model); } <span class="type">void</span> Window<span class="operator">::</span>textFilterChanged() { <span class="type"><a href="qregexp.html">QRegExp</a></span><span class="operator">::</span>PatternSyntax syntax <span class="operator">=</span> <span class="type"><a href="qregexp.html">QRegExp</a></span><span class="operator">::</span>PatternSyntax(filterSyntaxComboBox<span class="operator">-</span><span class="operator">></span>itemData( filterSyntaxComboBox<span class="operator">-</span><span class="operator">></span>currentIndex())<span class="operator">.</span>toInt()); <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>CaseSensitivity caseSensitivity <span class="operator">=</span> filterCaseSensitivityCheckBox<span class="operator">-</span><span class="operator">></span>isChecked() <span class="operator">?</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>CaseSensitive : <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>CaseInsensitive; <span class="type"><a href="qregexp.html">QRegExp</a></span> regExp(filterPatternLineEdit<span class="operator">-</span><span class="operator">></span>text()<span class="operator">,</span> caseSensitivity<span class="operator">,</span> syntax); proxyModel<span class="operator">-</span><span class="operator">></span>setFilterRegExp(regExp); } <span class="type">void</span> Window<span class="operator">::</span>dateFilterChanged() { proxyModel<span class="operator">-</span><span class="operator">></span>setFilterMinimumDate(fromDateEdit<span class="operator">-</span><span class="operator">></span>date()); proxyModel<span class="operator">-</span><span class="operator">></span>setFilterMaximumDate(toDateEdit<span class="operator">-</span><span class="operator">></span>date()); }</pre> </div> <!-- @@@itemviews/customsortfiltermodel/window.cpp --> </div> </div> </div> <div class="ft"> <span></span> </div> </div> <div class="footer"> <p> <acronym title="Copyright">©</acronym> 2015 The Qt Company Ltd. 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