<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en_US" lang="en_US"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>Qt 4.8: mainwindow.cpp Example File (widgets/icons/mainwindow.cpp)</title> <link rel="stylesheet" type="text/css" href="style/style.css" /> <script src="scripts/jquery.js" type="text/javascript"></script> <script src="scripts/functions.js" type="text/javascript"></script> <link rel="stylesheet" type="text/css" href="style/superfish.css" /> <link rel="stylesheet" type="text/css" href="style/narrow.css" /> <!--[if IE]> <meta name="MSSmartTagsPreventParsing" content="true"> <meta http-equiv="imagetoolbar" content="no"> <![endif]--> <!--[if lt IE 7]> <link rel="stylesheet" type="text/css" href="style/style_ie6.css"> <![endif]--> <!--[if IE 7]> <link rel="stylesheet" type="text/css" href="style/style_ie7.css"> <![endif]--> <!--[if IE 8]> <link rel="stylesheet" type="text/css" href="style/style_ie8.css"> <![endif]--> <script src="scripts/superfish.js" type="text/javascript"></script> <script src="scripts/narrow.js" type="text/javascript"></script> </head> <body class="" onload="CheckEmptyAndLoadList();"> <div class="header" id="qtdocheader"> <div class="content"> <div id="nav-logo"> <a href="index.html">Home</a></div> <a href="index.html" class="qtref"><span>Qt Reference Documentation</span></a> <div id="narrowsearch"></div> <div id="nav-topright"> <ul> <li class="nav-topright-home"><a href="http://qt.digia.com/">Qt HOME</a></li> <li class="nav-topright-dev"><a href="http://qt-project.org/">DEV</a></li> <li class="nav-topright-doc nav-topright-doc-active"><a href="http://qt-project.org/doc/"> DOC</a></li> <li class="nav-topright-blog"><a href="http://blog.qt.digia.com/">BLOG</a></li> </ul> </div> <div id="shortCut"> <ul> <li class="shortCut-topleft-inactive"><span><a href="index.html">Qt 4.8</a></span></li> <li class="shortCut-topleft-active"><a href="http://qt-project.org/doc/">ALL VERSIONS </a></li> </ul> </div> <ul class="sf-menu" id="narrowmenu"> <li><a href="#">API Lookup</a> <ul> <li><a href="classes.html">Class index</a></li> <li><a href="functions.html">Function index</a></li> <li><a href="modules.html">Modules</a></li> <li><a href="namespaces.html">Namespaces</a></li> <li><a href="qtglobal.html">Global Declarations</a></li> <li><a href="qdeclarativeelements.html">QML elements</a></li> </ul> </li> <li><a href="#">Qt Topics</a> <ul> <li><a href="qt-basic-concepts.html">Programming with Qt</a></li> <li><a href="qtquick.html">Device UIs & Qt Quick</a></li> <li><a href="qt-gui-concepts.html">UI Design with Qt</a></li> <li><a href="supported-platforms.html">Supported Platforms</a></li> <li><a href="technology-apis.html">Qt and Key Technologies</a></li> <li><a href="best-practices.html">How-To's and Best Practices</a></li> </ul> </li> <li><a href="#">Examples</a> <ul> <li><a href="all-examples.html">Examples</a></li> <li><a href="tutorials.html">Tutorials</a></li> <li><a href="demos.html">Demos</a></li> <li><a href="qdeclarativeexamples.html">QML Examples</a></li> </ul> </li> </ul> </div> </div> <div class="wrapper"> <div class="hd"> <span></span> </div> <div class="bd group"> <div class="sidebar"> <div class="searchlabel"> Search index:</div> <div class="search" id="sidebarsearch"> <form id="qtdocsearch" action="" onsubmit="return false;"> <fieldset> <input type="text" name="searchstring" id="pageType" value="" /> <div id="resultdialog"> <a href="#" id="resultclose">Close</a> <p id="resultlinks" class="all"><a href="#" id="showallresults">All</a> | <a href="#" id="showapiresults">API</a> | <a href="#" id="showarticleresults">Articles</a> | <a href="#" id="showexampleresults">Examples</a></p> <p id="searchcount" class="all"><span id="resultcount"></span><span id="apicount"></span><span id="articlecount"></span><span id="examplecount"></span> results:</p> <ul id="resultlist" class="all"> </ul> </div> </fieldset> </form> </div> <div class="box first bottombar" id="lookup"> <h2 title="API Lookup"><span></span> API Lookup</h2> <div id="list001" class="list"> <ul id="ul001" > <li class="defaultLink"><a href="classes.html">Class index</a></li> <li class="defaultLink"><a href="functions.html">Function index</a></li> <li class="defaultLink"><a href="modules.html">Modules</a></li> <li class="defaultLink"><a href="namespaces.html">Namespaces</a></li> <li class="defaultLink"><a href="qtglobal.html">Global Declarations</a></li> <li class="defaultLink"><a href="qdeclarativeelements.html">QML elements</a></li> </ul> </div> </div> <div class="box bottombar" id="topics"> <h2 title="Qt Topics"><span></span> Qt Topics</h2> <div id="list002" class="list"> <ul id="ul002" > <li class="defaultLink"><a href="qt-basic-concepts.html">Programming with Qt</a></li> <li class="defaultLink"><a href="qtquick.html">Device UIs & Qt Quick</a></li> <li class="defaultLink"><a href="qt-gui-concepts.html">UI Design with Qt</a></li> <li class="defaultLink"><a href="supported-platforms.html">Supported Platforms</a></li> <li class="defaultLink"><a href="technology-apis.html">Qt and Key Technologies</a></li> <li class="defaultLink"><a href="best-practices.html">How-To's and Best Practices</a></li> </ul> </div> </div> <div class="box" id="examples"> <h2 title="Examples"><span></span> Examples</h2> <div id="list003" class="list"> <ul id="ul003"> <li class="defaultLink"><a href="all-examples.html">Examples</a></li> <li class="defaultLink"><a href="tutorials.html">Tutorials</a></li> <li class="defaultLink"><a href="demos.html">Demos</a></li> <li class="defaultLink"><a href="qdeclarativeexamples.html">QML Examples</a></li> </ul> </div> </div> </div> <div class="wrap"> <div class="toolbar"> <div class="breadcrumb toolblock"> <ul> <li class="first"><a href="index.html">Home</a></li> <!-- 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">mainwindow.cpp Example File</h1> <span class="small-subtitle">widgets/icons/mainwindow.cpp</span> <!-- $$$widgets/icons/mainwindow.cpp-description --> <div class="descr"> <a name="details"></a> <pre class="cpp"> <span class="comment">/**************************************************************************** ** ** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies). ** Contact: http://www.qt-project.org/legal ** ** 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 Digia Plc and its Subsidiary(-ies) 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 "iconpreviewarea.h"</span> <span class="preprocessor">#include "iconsizespinbox.h"</span> <span class="preprocessor">#include "imagedelegate.h"</span> <span class="preprocessor">#include "mainwindow.h"</span> MainWindow<span class="operator">::</span>MainWindow() { centralWidget <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qwidget.html">QWidget</a></span>; setCentralWidget(centralWidget); createPreviewGroupBox(); createImagesGroupBox(); createIconSizeGroupBox(); createActions(); createMenus(); createContextMenu(); <span class="type"><a href="qgridlayout.html">QGridLayout</a></span> <span class="operator">*</span>mainLayout <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qgridlayout.html">QGridLayout</a></span>; mainLayout<span class="operator">-</span><span class="operator">></span>addWidget(previewGroupBox<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">2</span>); mainLayout<span class="operator">-</span><span class="operator">></span>addWidget(imagesGroupBox<span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">0</span>); mainLayout<span class="operator">-</span><span class="operator">></span>addWidget(iconSizeGroupBox<span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">1</span>); centralWidget<span class="operator">-</span><span class="operator">></span>setLayout(mainLayout); setWindowTitle(tr(<span class="string">"Icons"</span>)); checkCurrentStyle(); otherRadioButton<span class="operator">-</span><span class="operator">></span>click(); resize(minimumSizeHint()); } <span class="type">void</span> MainWindow<span class="operator">::</span>about() { <span class="type"><a href="qmessagebox.html">QMessageBox</a></span><span class="operator">::</span>about(<span class="keyword">this</span><span class="operator">,</span> tr(<span class="string">"About Icons"</span>)<span class="operator">,</span> tr(<span class="string">"The <b>Icons</b> example illustrates how Qt renders an icon in "</span> <span class="string">"different modes (active, normal, disabled, and selected) and "</span> <span class="string">"states (on and off) based on a set of images."</span>)); } <span class="type">void</span> MainWindow<span class="operator">::</span>changeStyle(<span class="type">bool</span> checked) { <span class="keyword">if</span> (<span class="operator">!</span>checked) <span class="keyword">return</span>; <span class="type"><a href="qaction.html">QAction</a></span> <span class="operator">*</span>action <span class="operator">=</span> qobject_cast<span class="operator"><</span><span class="type"><a href="qaction.html">QAction</a></span> <span class="operator">*</span><span class="operator">></span>(sender()); <span class="type"><a href="qstyle.html">QStyle</a></span> <span class="operator">*</span>style <span class="operator">=</span> <span class="type"><a href="qstylefactory.html">QStyleFactory</a></span><span class="operator">::</span>create(action<span class="operator">-</span><span class="operator">></span>data()<span class="operator">.</span>toString()); Q_ASSERT(style); <span class="type"><a href="qapplication.html">QApplication</a></span><span class="operator">::</span>setStyle(style); smallRadioButton<span class="operator">-</span><span class="operator">></span>setText(tr(<span class="string">"Small (%1 x %1)"</span>) <span class="operator">.</span>arg(style<span class="operator">-</span><span class="operator">></span>pixelMetric(<span class="type"><a href="qstyle.html">QStyle</a></span><span class="operator">::</span>PM_SmallIconSize))); largeRadioButton<span class="operator">-</span><span class="operator">></span>setText(tr(<span class="string">"Large (%1 x %1)"</span>) <span class="operator">.</span>arg(style<span class="operator">-</span><span class="operator">></span>pixelMetric(<span class="type"><a href="qstyle.html">QStyle</a></span><span class="operator">::</span>PM_LargeIconSize))); toolBarRadioButton<span class="operator">-</span><span class="operator">></span>setText(tr(<span class="string">"Toolbars (%1 x %1)"</span>) <span class="operator">.</span>arg(style<span class="operator">-</span><span class="operator">></span>pixelMetric(<span class="type"><a href="qstyle.html">QStyle</a></span><span class="operator">::</span>PM_ToolBarIconSize))); listViewRadioButton<span class="operator">-</span><span class="operator">></span>setText(tr(<span class="string">"List views (%1 x %1)"</span>) <span class="operator">.</span>arg(style<span class="operator">-</span><span class="operator">></span>pixelMetric(<span class="type"><a href="qstyle.html">QStyle</a></span><span class="operator">::</span>PM_ListViewIconSize))); iconViewRadioButton<span class="operator">-</span><span class="operator">></span>setText(tr(<span class="string">"Icon views (%1 x %1)"</span>) <span class="operator">.</span>arg(style<span class="operator">-</span><span class="operator">></span>pixelMetric(<span class="type"><a href="qstyle.html">QStyle</a></span><span class="operator">::</span>PM_IconViewIconSize))); tabBarRadioButton<span class="operator">-</span><span class="operator">></span>setText(tr(<span class="string">"Tab bars (%1 x %1)"</span>) <span class="operator">.</span>arg(style<span class="operator">-</span><span class="operator">></span>pixelMetric(<span class="type"><a href="qstyle.html">QStyle</a></span><span class="operator">::</span>PM_TabBarIconSize))); changeSize(); } <span class="type">void</span> MainWindow<span class="operator">::</span>changeSize(<span class="type">bool</span> checked) { <span class="keyword">if</span> (<span class="operator">!</span>checked) <span class="keyword">return</span>; <span class="type">int</span> extent; <span class="keyword">if</span> (otherRadioButton<span class="operator">-</span><span class="operator">></span>isChecked()) { extent <span class="operator">=</span> otherSpinBox<span class="operator">-</span><span class="operator">></span>value(); } <span class="keyword">else</span> { <span class="type"><a href="qstyle.html">QStyle</a></span><span class="operator">::</span>PixelMetric metric; <span class="keyword">if</span> (smallRadioButton<span class="operator">-</span><span class="operator">></span>isChecked()) { metric <span class="operator">=</span> <span class="type"><a href="qstyle.html">QStyle</a></span><span class="operator">::</span>PM_SmallIconSize; } <span class="keyword">else</span> <span class="keyword">if</span> (largeRadioButton<span class="operator">-</span><span class="operator">></span>isChecked()) { metric <span class="operator">=</span> <span class="type"><a href="qstyle.html">QStyle</a></span><span class="operator">::</span>PM_LargeIconSize; } <span class="keyword">else</span> <span class="keyword">if</span> (toolBarRadioButton<span class="operator">-</span><span class="operator">></span>isChecked()) { metric <span class="operator">=</span> <span class="type"><a href="qstyle.html">QStyle</a></span><span class="operator">::</span>PM_ToolBarIconSize; } <span class="keyword">else</span> <span class="keyword">if</span> (listViewRadioButton<span class="operator">-</span><span class="operator">></span>isChecked()) { metric <span class="operator">=</span> <span class="type"><a href="qstyle.html">QStyle</a></span><span class="operator">::</span>PM_ListViewIconSize; } <span class="keyword">else</span> <span class="keyword">if</span> (iconViewRadioButton<span class="operator">-</span><span class="operator">></span>isChecked()) { metric <span class="operator">=</span> <span class="type"><a href="qstyle.html">QStyle</a></span><span class="operator">::</span>PM_IconViewIconSize; } <span class="keyword">else</span> { metric <span class="operator">=</span> <span class="type"><a href="qstyle.html">QStyle</a></span><span class="operator">::</span>PM_TabBarIconSize; } extent <span class="operator">=</span> <span class="type"><a href="qapplication.html">QApplication</a></span><span class="operator">::</span>style()<span class="operator">-</span><span class="operator">></span>pixelMetric(metric); } previewArea<span class="operator">-</span><span class="operator">></span>setSize(<span class="type"><a href="qsize.html">QSize</a></span>(extent<span class="operator">,</span> extent)); otherSpinBox<span class="operator">-</span><span class="operator">></span>setEnabled(otherRadioButton<span class="operator">-</span><span class="operator">></span>isChecked()); } <span class="type">void</span> MainWindow<span class="operator">::</span>changeIcon() { <span class="type"><a href="qicon.html">QIcon</a></span> icon; <span class="keyword">for</span> (<span class="type">int</span> row <span class="operator">=</span> <span class="number">0</span>; row <span class="operator"><</span> imagesTable<span class="operator">-</span><span class="operator">></span>rowCount(); <span class="operator">+</span><span class="operator">+</span>row) { <span class="type"><a href="qtablewidgetitem.html">QTableWidgetItem</a></span> <span class="operator">*</span>item0 <span class="operator">=</span> imagesTable<span class="operator">-</span><span class="operator">></span>item(row<span class="operator">,</span> <span class="number">0</span>); <span class="type"><a href="qtablewidgetitem.html">QTableWidgetItem</a></span> <span class="operator">*</span>item1 <span class="operator">=</span> imagesTable<span class="operator">-</span><span class="operator">></span>item(row<span class="operator">,</span> <span class="number">1</span>); <span class="type"><a href="qtablewidgetitem.html">QTableWidgetItem</a></span> <span class="operator">*</span>item2 <span class="operator">=</span> imagesTable<span class="operator">-</span><span class="operator">></span>item(row<span class="operator">,</span> <span class="number">2</span>); <span class="keyword">if</span> (item0<span class="operator">-</span><span class="operator">></span>checkState() <span class="operator">=</span><span class="operator">=</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>Checked) { <span class="type"><a href="qicon.html">QIcon</a></span><span class="operator">::</span>Mode mode; <span class="keyword">if</span> (item1<span class="operator">-</span><span class="operator">></span>text() <span class="operator">=</span><span class="operator">=</span> tr(<span class="string">"Normal"</span>)) { mode <span class="operator">=</span> <span class="type"><a href="qicon.html">QIcon</a></span><span class="operator">::</span>Normal; } <span class="keyword">else</span> <span class="keyword">if</span> (item1<span class="operator">-</span><span class="operator">></span>text() <span class="operator">=</span><span class="operator">=</span> tr(<span class="string">"Active"</span>)) { mode <span class="operator">=</span> <span class="type"><a href="qicon.html">QIcon</a></span><span class="operator">::</span>Active; } <span class="keyword">else</span> <span class="keyword">if</span> (item1<span class="operator">-</span><span class="operator">></span>text() <span class="operator">=</span><span class="operator">=</span> tr(<span class="string">"Disabled"</span>)) { mode <span class="operator">=</span> <span class="type"><a href="qicon.html">QIcon</a></span><span class="operator">::</span>Disabled; } <span class="keyword">else</span> { mode <span class="operator">=</span> <span class="type"><a href="qicon.html">QIcon</a></span><span class="operator">::</span>Selected; } <span class="type"><a href="qicon.html">QIcon</a></span><span class="operator">::</span>State state; <span class="keyword">if</span> (item2<span class="operator">-</span><span class="operator">></span>text() <span class="operator">=</span><span class="operator">=</span> tr(<span class="string">"On"</span>)) { state <span class="operator">=</span> <span class="type"><a href="qicon.html">QIcon</a></span><span class="operator">::</span>On; } <span class="keyword">else</span> { state <span class="operator">=</span> <span class="type"><a href="qicon.html">QIcon</a></span><span class="operator">::</span>Off; } <span class="type"><a href="qstring.html">QString</a></span> fileName <span class="operator">=</span> item0<span class="operator">-</span><span class="operator">></span>data(<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>UserRole)<span class="operator">.</span>toString(); <span class="type"><a href="qimage.html">QImage</a></span> image(fileName); <span class="keyword">if</span> (<span class="operator">!</span>image<span class="operator">.</span>isNull()) icon<span class="operator">.</span>addPixmap(<span class="type"><a href="qpixmap.html">QPixmap</a></span><span class="operator">::</span>fromImage(image)<span class="operator">,</span> mode<span class="operator">,</span> state); } } previewArea<span class="operator">-</span><span class="operator">></span>setIcon(icon); } <span class="type">void</span> MainWindow<span class="operator">::</span>addImages() { <span class="type"><a href="qstringlist.html">QStringList</a></span> fileNames <span class="operator">=</span> <span class="type"><a href="qfiledialog.html">QFileDialog</a></span><span class="operator">::</span>getOpenFileNames(<span class="keyword">this</span><span class="operator">,</span> tr(<span class="string">"Open Images"</span>)<span class="operator">,</span> <span class="string">""</span><span class="operator">,</span> tr(<span class="string">"Images (*.png *.xpm *.jpg);;"</span> <span class="string">"All Files (*)"</span>)); <span class="keyword">if</span> (<span class="operator">!</span>fileNames<span class="operator">.</span>isEmpty()) { foreach (<span class="type"><a href="qstring.html">QString</a></span> fileName<span class="operator">,</span> fileNames) { <span class="type">int</span> row <span class="operator">=</span> imagesTable<span class="operator">-</span><span class="operator">></span>rowCount(); imagesTable<span class="operator">-</span><span class="operator">></span>setRowCount(row <span class="operator">+</span> <span class="number">1</span>); <span class="type"><a href="qstring.html">QString</a></span> imageName <span class="operator">=</span> <span class="type"><a href="qfileinfo.html">QFileInfo</a></span>(fileName)<span class="operator">.</span>baseName(); <span class="type"><a href="qtablewidgetitem.html">QTableWidgetItem</a></span> <span class="operator">*</span>item0 <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qtablewidgetitem.html">QTableWidgetItem</a></span>(imageName); item0<span class="operator">-</span><span class="operator">></span>setData(<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>UserRole<span class="operator">,</span> fileName); item0<span class="operator">-</span><span class="operator">></span>setFlags(item0<span class="operator">-</span><span class="operator">></span>flags() <span class="operator">&</span> <span class="operator">~</span><span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>ItemIsEditable); <span class="type"><a href="qtablewidgetitem.html">QTableWidgetItem</a></span> <span class="operator">*</span>item1 <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qtablewidgetitem.html">QTableWidgetItem</a></span>(tr(<span class="string">"Normal"</span>)); <span class="type"><a href="qtablewidgetitem.html">QTableWidgetItem</a></span> <span class="operator">*</span>item2 <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qtablewidgetitem.html">QTableWidgetItem</a></span>(tr(<span class="string">"Off"</span>)); <span class="keyword">if</span> (guessModeStateAct<span class="operator">-</span><span class="operator">></span>isChecked()) { <span class="keyword">if</span> (fileName<span class="operator">.</span>contains(<span class="string">"_act"</span>)) { item1<span class="operator">-</span><span class="operator">></span>setText(tr(<span class="string">"Active"</span>)); } <span class="keyword">else</span> <span class="keyword">if</span> (fileName<span class="operator">.</span>contains(<span class="string">"_dis"</span>)) { item1<span class="operator">-</span><span class="operator">></span>setText(tr(<span class="string">"Disabled"</span>)); } <span class="keyword">else</span> <span class="keyword">if</span> (fileName<span class="operator">.</span>contains(<span class="string">"_sel"</span>)) { item1<span class="operator">-</span><span class="operator">></span>setText(tr(<span class="string">"Selected"</span>)); } <span class="keyword">if</span> (fileName<span class="operator">.</span>contains(<span class="string">"_on"</span>)) item2<span class="operator">-</span><span class="operator">></span>setText(tr(<span class="string">"On"</span>)); } imagesTable<span class="operator">-</span><span class="operator">></span>setItem(row<span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> item0); imagesTable<span class="operator">-</span><span class="operator">></span>setItem(row<span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> item1); imagesTable<span class="operator">-</span><span class="operator">></span>setItem(row<span class="operator">,</span> <span class="number">2</span><span class="operator">,</span> item2); imagesTable<span class="operator">-</span><span class="operator">></span>openPersistentEditor(item1); imagesTable<span class="operator">-</span><span class="operator">></span>openPersistentEditor(item2); item0<span class="operator">-</span><span class="operator">></span>setCheckState(<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>Checked); } } } <span class="type">void</span> MainWindow<span class="operator">::</span>removeAllImages() { imagesTable<span class="operator">-</span><span class="operator">></span>setRowCount(<span class="number">0</span>); changeIcon(); } <span class="type">void</span> MainWindow<span class="operator">::</span>createPreviewGroupBox() { previewGroupBox <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qgroupbox.html">QGroupBox</a></span>(tr(<span class="string">"Preview"</span>)); previewArea <span class="operator">=</span> <span class="keyword">new</span> IconPreviewArea; <span class="type"><a href="qvboxlayout.html">QVBoxLayout</a></span> <span class="operator">*</span>layout <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qvboxlayout.html">QVBoxLayout</a></span>; layout<span class="operator">-</span><span class="operator">></span>addWidget(previewArea); previewGroupBox<span class="operator">-</span><span class="operator">></span>setLayout(layout); } <span class="type">void</span> MainWindow<span class="operator">::</span>createImagesGroupBox() { imagesGroupBox <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qgroupbox.html">QGroupBox</a></span>(tr(<span class="string">"Images"</span>)); imagesTable <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qtablewidget.html">QTableWidget</a></span>; imagesTable<span class="operator">-</span><span class="operator">></span>setSelectionMode(<span class="type"><a href="qabstractitemview.html">QAbstractItemView</a></span><span class="operator">::</span>NoSelection); imagesTable<span class="operator">-</span><span class="operator">></span>setItemDelegate(<span class="keyword">new</span> ImageDelegate(<span class="keyword">this</span>)); <span class="type"><a href="qstringlist.html">QStringList</a></span> labels; labels <span class="operator"><</span><span class="operator"><</span> tr(<span class="string">"Image"</span>) <span class="operator"><</span><span class="operator"><</span> tr(<span class="string">"Mode"</span>) <span class="operator"><</span><span class="operator"><</span> tr(<span class="string">"State"</span>); imagesTable<span class="operator">-</span><span class="operator">></span>horizontalHeader()<span class="operator">-</span><span class="operator">></span>setDefaultSectionSize(<span class="number">90</span>); imagesTable<span class="operator">-</span><span class="operator">></span>setColumnCount(<span class="number">3</span>); imagesTable<span class="operator">-</span><span class="operator">></span>setHorizontalHeaderLabels(labels); imagesTable<span class="operator">-</span><span class="operator">></span>horizontalHeader()<span class="operator">-</span><span class="operator">></span>setResizeMode(<span class="number">0</span><span class="operator">,</span> <span class="type"><a href="qheaderview.html">QHeaderView</a></span><span class="operator">::</span>Stretch); imagesTable<span class="operator">-</span><span class="operator">></span>horizontalHeader()<span class="operator">-</span><span class="operator">></span>setResizeMode(<span class="number">1</span><span class="operator">,</span> <span class="type"><a href="qheaderview.html">QHeaderView</a></span><span class="operator">::</span>Fixed); imagesTable<span class="operator">-</span><span class="operator">></span>horizontalHeader()<span class="operator">-</span><span class="operator">></span>setResizeMode(<span class="number">2</span><span class="operator">,</span> <span class="type"><a href="qheaderview.html">QHeaderView</a></span><span class="operator">::</span>Fixed); imagesTable<span class="operator">-</span><span class="operator">></span>verticalHeader()<span class="operator">-</span><span class="operator">></span>hide(); connect(imagesTable<span class="operator">,</span> SIGNAL(itemChanged(<span class="type"><a href="qtablewidgetitem.html">QTableWidgetItem</a></span><span class="operator">*</span>))<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(changeIcon())); <span class="type"><a href="qvboxlayout.html">QVBoxLayout</a></span> <span class="operator">*</span>layout <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qvboxlayout.html">QVBoxLayout</a></span>; layout<span class="operator">-</span><span class="operator">></span>addWidget(imagesTable); imagesGroupBox<span class="operator">-</span><span class="operator">></span>setLayout(layout); } <span class="type">void</span> MainWindow<span class="operator">::</span>createIconSizeGroupBox() { iconSizeGroupBox <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qgroupbox.html">QGroupBox</a></span>(tr(<span class="string">"Icon Size"</span>)); smallRadioButton <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qradiobutton.html">QRadioButton</a></span>; largeRadioButton <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qradiobutton.html">QRadioButton</a></span>; toolBarRadioButton <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qradiobutton.html">QRadioButton</a></span>; listViewRadioButton <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qradiobutton.html">QRadioButton</a></span>; iconViewRadioButton <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qradiobutton.html">QRadioButton</a></span>; tabBarRadioButton <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qradiobutton.html">QRadioButton</a></span>; otherRadioButton <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qradiobutton.html">QRadioButton</a></span>(tr(<span class="string">"Other:"</span>)); otherSpinBox <span class="operator">=</span> <span class="keyword">new</span> IconSizeSpinBox; otherSpinBox<span class="operator">-</span><span class="operator">></span>setRange(<span class="number">8</span><span class="operator">,</span> <span class="number">128</span>); otherSpinBox<span class="operator">-</span><span class="operator">></span>setValue(<span class="number">64</span>); connect(smallRadioButton<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(changeSize(<span class="type">bool</span>))); connect(largeRadioButton<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(changeSize(<span class="type">bool</span>))); connect(toolBarRadioButton<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(changeSize(<span class="type">bool</span>))); connect(listViewRadioButton<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(changeSize(<span class="type">bool</span>))); connect(iconViewRadioButton<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(changeSize(<span class="type">bool</span>))); connect(tabBarRadioButton<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(changeSize(<span class="type">bool</span>))); connect(otherRadioButton<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(changeSize(<span class="type">bool</span>))); connect(otherSpinBox<span class="operator">,</span> SIGNAL(valueChanged(<span class="type">int</span>))<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(changeSize())); <span class="type"><a href="qhboxlayout.html">QHBoxLayout</a></span> <span class="operator">*</span>otherSizeLayout <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qhboxlayout.html">QHBoxLayout</a></span>; otherSizeLayout<span class="operator">-</span><span class="operator">></span>addWidget(otherRadioButton); otherSizeLayout<span class="operator">-</span><span class="operator">></span>addWidget(otherSpinBox); otherSizeLayout<span class="operator">-</span><span class="operator">></span>addStretch(); <span class="type"><a href="qgridlayout.html">QGridLayout</a></span> <span class="operator">*</span>layout <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qgridlayout.html">QGridLayout</a></span>; layout<span class="operator">-</span><span class="operator">></span>addWidget(smallRadioButton<span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="number">0</span>); layout<span class="operator">-</span><span class="operator">></span>addWidget(largeRadioButton<span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">0</span>); layout<span class="operator">-</span><span class="operator">></span>addWidget(toolBarRadioButton<span class="operator">,</span> <span class="number">2</span><span class="operator">,</span> <span class="number">0</span>); layout<span class="operator">-</span><span class="operator">></span>addWidget(listViewRadioButton<span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="number">1</span>); layout<span class="operator">-</span><span class="operator">></span>addWidget(iconViewRadioButton<span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">1</span>); layout<span class="operator">-</span><span class="operator">></span>addWidget(tabBarRadioButton<span class="operator">,</span> <span class="number">2</span><span class="operator">,</span> <span class="number">1</span>); layout<span class="operator">-</span><span class="operator">></span>addLayout(otherSizeLayout<span class="operator">,</span> <span class="number">3</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">2</span>); layout<span class="operator">-</span><span class="operator">></span>setRowStretch(<span class="number">4</span><span class="operator">,</span> <span class="number">1</span>); iconSizeGroupBox<span class="operator">-</span><span class="operator">></span>setLayout(layout); } <span class="type">void</span> MainWindow<span class="operator">::</span>createActions() { addImagesAct <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qaction.html">QAction</a></span>(tr(<span class="string">"&Add Images..."</span>)<span class="operator">,</span> <span class="keyword">this</span>); addImagesAct<span class="operator">-</span><span class="operator">></span>setShortcut(tr(<span class="string">"Ctrl+A"</span>)); connect(addImagesAct<span class="operator">,</span> SIGNAL(triggered())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(addImages())); removeAllImagesAct <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qaction.html">QAction</a></span>(tr(<span class="string">"&Remove All Images"</span>)<span class="operator">,</span> <span class="keyword">this</span>); removeAllImagesAct<span class="operator">-</span><span class="operator">></span>setShortcut(tr(<span class="string">"Ctrl+R"</span>)); connect(removeAllImagesAct<span class="operator">,</span> SIGNAL(triggered())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(removeAllImages())); exitAct <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qaction.html">QAction</a></span>(tr(<span class="string">"&Quit"</span>)<span class="operator">,</span> <span class="keyword">this</span>); exitAct<span class="operator">-</span><span class="operator">></span>setShortcuts(<span class="type"><a href="qkeysequence.html">QKeySequence</a></span><span class="operator">::</span>Quit); connect(exitAct<span class="operator">,</span> SIGNAL(triggered())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(close())); styleActionGroup <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qactiongroup.html">QActionGroup</a></span>(<span class="keyword">this</span>); foreach (<span class="type"><a href="qstring.html">QString</a></span> styleName<span class="operator">,</span> <span class="type"><a href="qstylefactory.html">QStyleFactory</a></span><span class="operator">::</span>keys()) { <span class="type"><a href="qaction.html">QAction</a></span> <span class="operator">*</span>action <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qaction.html">QAction</a></span>(styleActionGroup); action<span class="operator">-</span><span class="operator">></span>setText(tr(<span class="string">"%1 Style"</span>)<span class="operator">.</span>arg(styleName)); action<span class="operator">-</span><span class="operator">></span>setData(styleName); action<span class="operator">-</span><span class="operator">></span>setCheckable(<span class="keyword">true</span>); connect(action<span class="operator">,</span> SIGNAL(triggered(<span class="type">bool</span>))<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(changeStyle(<span class="type">bool</span>))); } guessModeStateAct <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qaction.html">QAction</a></span>(tr(<span class="string">"&Guess Image Mode/State"</span>)<span class="operator">,</span> <span class="keyword">this</span>); guessModeStateAct<span class="operator">-</span><span class="operator">></span>setCheckable(<span class="keyword">true</span>); guessModeStateAct<span class="operator">-</span><span class="operator">></span>setChecked(<span class="keyword">true</span>); aboutAct <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qaction.html">QAction</a></span>(tr(<span class="string">"&About"</span>)<span class="operator">,</span> <span class="keyword">this</span>); connect(aboutAct<span class="operator">,</span> SIGNAL(triggered())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(about())); aboutQtAct <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qaction.html">QAction</a></span>(tr(<span class="string">"About &Qt"</span>)<span class="operator">,</span> <span class="keyword">this</span>); connect(aboutQtAct<span class="operator">,</span> SIGNAL(triggered())<span class="operator">,</span> qApp<span class="operator">,</span> SLOT(aboutQt())); } <span class="type">void</span> MainWindow<span class="operator">::</span>createMenus() { fileMenu <span class="operator">=</span> menuBar()<span class="operator">-</span><span class="operator">></span>addMenu(tr(<span class="string">"&File"</span>)); fileMenu<span class="operator">-</span><span class="operator">></span>addAction(addImagesAct); fileMenu<span class="operator">-</span><span class="operator">></span>addAction(removeAllImagesAct); fileMenu<span class="operator">-</span><span class="operator">></span>addSeparator(); fileMenu<span class="operator">-</span><span class="operator">></span>addAction(exitAct); viewMenu <span class="operator">=</span> menuBar()<span class="operator">-</span><span class="operator">></span>addMenu(tr(<span class="string">"&View"</span>)); foreach (<span class="type"><a href="qaction.html">QAction</a></span> <span class="operator">*</span>action<span class="operator">,</span> styleActionGroup<span class="operator">-</span><span class="operator">></span>actions()) viewMenu<span class="operator">-</span><span class="operator">></span>addAction(action); viewMenu<span class="operator">-</span><span class="operator">></span>addSeparator(); viewMenu<span class="operator">-</span><span class="operator">></span>addAction(guessModeStateAct); menuBar()<span class="operator">-</span><span class="operator">></span>addSeparator(); helpMenu <span class="operator">=</span> menuBar()<span class="operator">-</span><span class="operator">></span>addMenu(tr(<span class="string">"&Help"</span>)); helpMenu<span class="operator">-</span><span class="operator">></span>addAction(aboutAct); helpMenu<span class="operator">-</span><span class="operator">></span>addAction(aboutQtAct); } <span class="type">void</span> MainWindow<span class="operator">::</span>createContextMenu() { imagesTable<span class="operator">-</span><span class="operator">></span>setContextMenuPolicy(<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>ActionsContextMenu); imagesTable<span class="operator">-</span><span class="operator">></span>addAction(addImagesAct); imagesTable<span class="operator">-</span><span class="operator">></span>addAction(removeAllImagesAct); } <span class="type">void</span> MainWindow<span class="operator">::</span>checkCurrentStyle() { foreach (<span class="type"><a href="qaction.html">QAction</a></span> <span class="operator">*</span>action<span class="operator">,</span> styleActionGroup<span class="operator">-</span><span class="operator">></span>actions()) { <span class="type"><a href="qstring.html">QString</a></span> styleName <span class="operator">=</span> action<span class="operator">-</span><span class="operator">></span>data()<span class="operator">.</span>toString(); <span class="type"><a href="qstyle.html">QStyle</a></span> <span class="operator">*</span>candidate <span class="operator">=</span> <span class="type"><a href="qstylefactory.html">QStyleFactory</a></span><span class="operator">::</span>create(styleName); Q_ASSERT(candidate); <span class="keyword">if</span> (candidate<span class="operator">-</span><span class="operator">></span>metaObject()<span class="operator">-</span><span class="operator">></span>className() <span class="operator">=</span><span class="operator">=</span> <span class="type"><a href="qapplication.html">QApplication</a></span><span class="operator">::</span>style()<span class="operator">-</span><span class="operator">></span>metaObject()<span class="operator">-</span><span class="operator">></span>className()) { action<span class="operator">-</span><span class="operator">></span>trigger(); <span class="keyword">return</span>; } <span class="keyword">delete</span> candidate; } }</pre> </div> <!-- @@@widgets/icons/mainwindow.cpp --> </div> </div> </div> <div class="ft"> <span></span> </div> </div> <div class="footer"> <p> <acronym title="Copyright">©</acronym> 2013 Digia Plc and/or its subsidiaries. Documentation contributions included herein are the copyrights of their respective owners.</p> <br /> <p> The documentation provided herein is licensed under the terms of the <a href="http://www.gnu.org/licenses/fdl.html">GNU Free Documentation License version 1.3</a> as published by the Free Software Foundation.</p> <p> Documentation sources may be obtained from <a href="http://www.qt-project.org"> www.qt-project.org</a>.</p> <br /> <p> Digia, Qt and their respective logos are trademarks of Digia Plc in Finland and/or other countries worldwide. All other trademarks are property of their respective owners. <a title="Privacy Policy" href="http://en.gitorious.org/privacy_policy/">Privacy Policy</a></p> </div> <script src="scripts/functions.js" type="text/javascript"></script> </body> </html>