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qt4-x11/doc/html/demos-textedit-textedit-cpp.html
2025-08-24 20:55:26 +08:00

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<h1 class="title">textedit.cpp Example File</h1>
<span class="small-subtitle">demos/textedit/textedit.cpp</span>
<!-- $$$demos/textedit/textedit.cpp-description -->
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<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 demonstration applications of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
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** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** As a special exception, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
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**
****************************************************************************/</span>
<span class="preprocessor">#include &quot;textedit.h&quot;</span>
<span class="preprocessor">#include &lt;QAction&gt;</span>
<span class="preprocessor">#include &lt;QApplication&gt;</span>
<span class="preprocessor">#include &lt;QClipboard&gt;</span>
<span class="preprocessor">#include &lt;QColorDialog&gt;</span>
<span class="preprocessor">#include &lt;QComboBox&gt;</span>
<span class="preprocessor">#include &lt;QFontComboBox&gt;</span>
<span class="preprocessor">#include &lt;QFile&gt;</span>
<span class="preprocessor">#include &lt;QFileDialog&gt;</span>
<span class="preprocessor">#include &lt;QFileInfo&gt;</span>
<span class="preprocessor">#include &lt;QFontDatabase&gt;</span>
<span class="preprocessor">#include &lt;QMenu&gt;</span>
<span class="preprocessor">#include &lt;QMenuBar&gt;</span>
<span class="preprocessor">#include &lt;QPrintDialog&gt;</span>
<span class="preprocessor">#include &lt;QPrinter&gt;</span>
<span class="preprocessor">#include &lt;QTextCodec&gt;</span>
<span class="preprocessor">#include &lt;QTextEdit&gt;</span>
<span class="preprocessor">#include &lt;QToolBar&gt;</span>
<span class="preprocessor">#include &lt;QTextCursor&gt;</span>
<span class="preprocessor">#include &lt;QTextDocumentWriter&gt;</span>
<span class="preprocessor">#include &lt;QTextList&gt;</span>
<span class="preprocessor">#include &lt;QtDebug&gt;</span>
<span class="preprocessor">#include &lt;QCloseEvent&gt;</span>
<span class="preprocessor">#include &lt;QMessageBox&gt;</span>
<span class="preprocessor">#include &lt;QPrintPreviewDialog&gt;</span>
<span class="preprocessor">#ifdef Q_WS_MAC</span>
<span class="keyword">const</span> <span class="type"><a href="qstring.html">QString</a></span> rsrcPath <span class="operator">=</span> <span class="string">&quot;:/images/mac&quot;</span>;
<span class="preprocessor">#else</span>
<span class="keyword">const</span> <span class="type"><a href="qstring.html">QString</a></span> rsrcPath <span class="operator">=</span> <span class="string">&quot;:/images/win&quot;</span>;
<span class="preprocessor">#endif</span>
TextEdit<span class="operator">::</span>TextEdit(<span class="type"><a href="qwidget.html">QWidget</a></span> <span class="operator">*</span>parent)
: <span class="type"><a href="qmainwindow.html">QMainWindow</a></span>(parent)
{
setToolButtonStyle(<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>ToolButtonFollowStyle);
setupFileActions();
setupEditActions();
setupTextActions();
{
<span class="type"><a href="qmenu.html">QMenu</a></span> <span class="operator">*</span>helpMenu <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qmenu.html">QMenu</a></span>(tr(<span class="string">&quot;Help&quot;</span>)<span class="operator">,</span> <span class="keyword">this</span>);
menuBar()<span class="operator">-</span><span class="operator">&gt;</span>addMenu(helpMenu);
helpMenu<span class="operator">-</span><span class="operator">&gt;</span>addAction(tr(<span class="string">&quot;About&quot;</span>)<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(about()));
helpMenu<span class="operator">-</span><span class="operator">&gt;</span>addAction(tr(<span class="string">&quot;About &amp;Qt&quot;</span>)<span class="operator">,</span> qApp<span class="operator">,</span> SLOT(aboutQt()));
}
textEdit <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qtextedit.html">QTextEdit</a></span>(<span class="keyword">this</span>);
connect(textEdit<span class="operator">,</span> SIGNAL(currentCharFormatChanged(<span class="type"><a href="qtextcharformat.html">QTextCharFormat</a></span>))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(currentCharFormatChanged(<span class="type"><a href="qtextcharformat.html">QTextCharFormat</a></span>)));
connect(textEdit<span class="operator">,</span> SIGNAL(cursorPositionChanged())<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(cursorPositionChanged()));
setCentralWidget(textEdit);
textEdit<span class="operator">-</span><span class="operator">&gt;</span>setFocus();
setCurrentFileName(<span class="type"><a href="qstring.html">QString</a></span>());
fontChanged(textEdit<span class="operator">-</span><span class="operator">&gt;</span>font());
colorChanged(textEdit<span class="operator">-</span><span class="operator">&gt;</span>textColor());
alignmentChanged(textEdit<span class="operator">-</span><span class="operator">&gt;</span>alignment());
connect(textEdit<span class="operator">-</span><span class="operator">&gt;</span>document()<span class="operator">,</span> SIGNAL(modificationChanged(<span class="type">bool</span>))<span class="operator">,</span>
actionSave<span class="operator">,</span> SLOT(setEnabled(<span class="type">bool</span>)));
connect(textEdit<span class="operator">-</span><span class="operator">&gt;</span>document()<span class="operator">,</span> SIGNAL(modificationChanged(<span class="type">bool</span>))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(setWindowModified(<span class="type">bool</span>)));
connect(textEdit<span class="operator">-</span><span class="operator">&gt;</span>document()<span class="operator">,</span> SIGNAL(undoAvailable(<span class="type">bool</span>))<span class="operator">,</span>
actionUndo<span class="operator">,</span> SLOT(setEnabled(<span class="type">bool</span>)));
connect(textEdit<span class="operator">-</span><span class="operator">&gt;</span>document()<span class="operator">,</span> SIGNAL(redoAvailable(<span class="type">bool</span>))<span class="operator">,</span>
actionRedo<span class="operator">,</span> SLOT(setEnabled(<span class="type">bool</span>)));
setWindowModified(textEdit<span class="operator">-</span><span class="operator">&gt;</span>document()<span class="operator">-</span><span class="operator">&gt;</span>isModified());
actionSave<span class="operator">-</span><span class="operator">&gt;</span>setEnabled(textEdit<span class="operator">-</span><span class="operator">&gt;</span>document()<span class="operator">-</span><span class="operator">&gt;</span>isModified());
actionUndo<span class="operator">-</span><span class="operator">&gt;</span>setEnabled(textEdit<span class="operator">-</span><span class="operator">&gt;</span>document()<span class="operator">-</span><span class="operator">&gt;</span>isUndoAvailable());
actionRedo<span class="operator">-</span><span class="operator">&gt;</span>setEnabled(textEdit<span class="operator">-</span><span class="operator">&gt;</span>document()<span class="operator">-</span><span class="operator">&gt;</span>isRedoAvailable());
connect(actionUndo<span class="operator">,</span> SIGNAL(triggered())<span class="operator">,</span> textEdit<span class="operator">,</span> SLOT(undo()));
connect(actionRedo<span class="operator">,</span> SIGNAL(triggered())<span class="operator">,</span> textEdit<span class="operator">,</span> SLOT(redo()));
actionCut<span class="operator">-</span><span class="operator">&gt;</span>setEnabled(<span class="keyword">false</span>);
actionCopy<span class="operator">-</span><span class="operator">&gt;</span>setEnabled(<span class="keyword">false</span>);
connect(actionCut<span class="operator">,</span> SIGNAL(triggered())<span class="operator">,</span> textEdit<span class="operator">,</span> SLOT(cut()));
connect(actionCopy<span class="operator">,</span> SIGNAL(triggered())<span class="operator">,</span> textEdit<span class="operator">,</span> SLOT(copy()));
connect(actionPaste<span class="operator">,</span> SIGNAL(triggered())<span class="operator">,</span> textEdit<span class="operator">,</span> SLOT(paste()));
connect(textEdit<span class="operator">,</span> SIGNAL(copyAvailable(<span class="type">bool</span>))<span class="operator">,</span> actionCut<span class="operator">,</span> SLOT(setEnabled(<span class="type">bool</span>)));
connect(textEdit<span class="operator">,</span> SIGNAL(copyAvailable(<span class="type">bool</span>))<span class="operator">,</span> actionCopy<span class="operator">,</span> SLOT(setEnabled(<span class="type">bool</span>)));
<span class="preprocessor">#ifndef QT_NO_CLIPBOARD</span>
connect(<span class="type"><a href="qapplication.html">QApplication</a></span><span class="operator">::</span>clipboard()<span class="operator">,</span> SIGNAL(dataChanged())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(clipboardDataChanged()));
<span class="preprocessor">#endif</span>
<span class="type"><a href="qstring.html">QString</a></span> initialFile <span class="operator">=</span> <span class="string">&quot;:/example.html&quot;</span>;
<span class="keyword">const</span> <span class="type"><a href="qstringlist.html">QStringList</a></span> args <span class="operator">=</span> <span class="type"><a href="qcoreapplication.html">QCoreApplication</a></span><span class="operator">::</span>arguments();
<span class="keyword">if</span> (args<span class="operator">.</span>count() <span class="operator">=</span><span class="operator">=</span> <span class="number">2</span>)
initialFile <span class="operator">=</span> args<span class="operator">.</span>at(<span class="number">1</span>);
<span class="keyword">if</span> (<span class="operator">!</span>load(initialFile))
fileNew();
}
<span class="type">void</span> TextEdit<span class="operator">::</span>closeEvent(<span class="type"><a href="qcloseevent.html">QCloseEvent</a></span> <span class="operator">*</span>e)
{
<span class="keyword">if</span> (maybeSave())
e<span class="operator">-</span><span class="operator">&gt;</span>accept();
<span class="keyword">else</span>
e<span class="operator">-</span><span class="operator">&gt;</span>ignore();
}
<span class="type">void</span> TextEdit<span class="operator">::</span>setupFileActions()
{
<span class="type"><a href="qtoolbar.html">QToolBar</a></span> <span class="operator">*</span>tb <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qtoolbar.html">QToolBar</a></span>(<span class="keyword">this</span>);
tb<span class="operator">-</span><span class="operator">&gt;</span>setWindowTitle(tr(<span class="string">&quot;File Actions&quot;</span>));
addToolBar(tb);
<span class="type"><a href="qmenu.html">QMenu</a></span> <span class="operator">*</span>menu <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qmenu.html">QMenu</a></span>(tr(<span class="string">&quot;&amp;File&quot;</span>)<span class="operator">,</span> <span class="keyword">this</span>);
menuBar()<span class="operator">-</span><span class="operator">&gt;</span>addMenu(menu);
<span class="type"><a href="qaction.html">QAction</a></span> <span class="operator">*</span>a;
<span class="type"><a href="qicon.html">QIcon</a></span> newIcon <span class="operator">=</span> <span class="type"><a href="qicon.html">QIcon</a></span><span class="operator">::</span>fromTheme(<span class="string">&quot;document-new&quot;</span><span class="operator">,</span> <span class="type"><a href="qicon.html">QIcon</a></span>(rsrcPath <span class="operator">+</span> <span class="string">&quot;/filenew.png&quot;</span>));
a <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qaction.html">QAction</a></span>( newIcon<span class="operator">,</span> tr(<span class="string">&quot;&amp;New&quot;</span>)<span class="operator">,</span> <span class="keyword">this</span>);
a<span class="operator">-</span><span class="operator">&gt;</span>setPriority(<span class="type"><a href="qaction.html">QAction</a></span><span class="operator">::</span>LowPriority);
a<span class="operator">-</span><span class="operator">&gt;</span>setShortcut(<span class="type"><a href="qkeysequence.html">QKeySequence</a></span><span class="operator">::</span>New);
connect(a<span class="operator">,</span> SIGNAL(triggered())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(fileNew()));
tb<span class="operator">-</span><span class="operator">&gt;</span>addAction(a);
menu<span class="operator">-</span><span class="operator">&gt;</span>addAction(a);
a <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qaction.html">QAction</a></span>(<span class="type"><a href="qicon.html">QIcon</a></span><span class="operator">::</span>fromTheme(<span class="string">&quot;document-open&quot;</span><span class="operator">,</span> <span class="type"><a href="qicon.html">QIcon</a></span>(rsrcPath <span class="operator">+</span> <span class="string">&quot;/fileopen.png&quot;</span>))<span class="operator">,</span>
tr(<span class="string">&quot;&amp;Open...&quot;</span>)<span class="operator">,</span> <span class="keyword">this</span>);
a<span class="operator">-</span><span class="operator">&gt;</span>setShortcut(<span class="type"><a href="qkeysequence.html">QKeySequence</a></span><span class="operator">::</span>Open);
connect(a<span class="operator">,</span> SIGNAL(triggered())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(fileOpen()));
tb<span class="operator">-</span><span class="operator">&gt;</span>addAction(a);
menu<span class="operator">-</span><span class="operator">&gt;</span>addAction(a);
menu<span class="operator">-</span><span class="operator">&gt;</span>addSeparator();
actionSave <span class="operator">=</span> a <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qaction.html">QAction</a></span>(<span class="type"><a href="qicon.html">QIcon</a></span><span class="operator">::</span>fromTheme(<span class="string">&quot;document-save&quot;</span><span class="operator">,</span> <span class="type"><a href="qicon.html">QIcon</a></span>(rsrcPath <span class="operator">+</span> <span class="string">&quot;/filesave.png&quot;</span>))<span class="operator">,</span>
tr(<span class="string">&quot;&amp;Save&quot;</span>)<span class="operator">,</span> <span class="keyword">this</span>);
a<span class="operator">-</span><span class="operator">&gt;</span>setShortcut(<span class="type"><a href="qkeysequence.html">QKeySequence</a></span><span class="operator">::</span>Save);
connect(a<span class="operator">,</span> SIGNAL(triggered())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(fileSave()));
a<span class="operator">-</span><span class="operator">&gt;</span>setEnabled(<span class="keyword">false</span>);
tb<span class="operator">-</span><span class="operator">&gt;</span>addAction(a);
menu<span class="operator">-</span><span class="operator">&gt;</span>addAction(a);
a <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qaction.html">QAction</a></span>(tr(<span class="string">&quot;Save &amp;As...&quot;</span>)<span class="operator">,</span> <span class="keyword">this</span>);
a<span class="operator">-</span><span class="operator">&gt;</span>setPriority(<span class="type"><a href="qaction.html">QAction</a></span><span class="operator">::</span>LowPriority);
connect(a<span class="operator">,</span> SIGNAL(triggered())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(fileSaveAs()));
menu<span class="operator">-</span><span class="operator">&gt;</span>addAction(a);
menu<span class="operator">-</span><span class="operator">&gt;</span>addSeparator();
<span class="preprocessor">#ifndef QT_NO_PRINTER</span>
a <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qaction.html">QAction</a></span>(<span class="type"><a href="qicon.html">QIcon</a></span><span class="operator">::</span>fromTheme(<span class="string">&quot;document-print&quot;</span><span class="operator">,</span> <span class="type"><a href="qicon.html">QIcon</a></span>(rsrcPath <span class="operator">+</span> <span class="string">&quot;/fileprint.png&quot;</span>))<span class="operator">,</span>
tr(<span class="string">&quot;&amp;Print...&quot;</span>)<span class="operator">,</span> <span class="keyword">this</span>);
a<span class="operator">-</span><span class="operator">&gt;</span>setPriority(<span class="type"><a href="qaction.html">QAction</a></span><span class="operator">::</span>LowPriority);
a<span class="operator">-</span><span class="operator">&gt;</span>setShortcut(<span class="type"><a href="qkeysequence.html">QKeySequence</a></span><span class="operator">::</span>Print);
connect(a<span class="operator">,</span> SIGNAL(triggered())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(filePrint()));
tb<span class="operator">-</span><span class="operator">&gt;</span>addAction(a);
menu<span class="operator">-</span><span class="operator">&gt;</span>addAction(a);
a <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qaction.html">QAction</a></span>(<span class="type"><a href="qicon.html">QIcon</a></span><span class="operator">::</span>fromTheme(<span class="string">&quot;fileprint&quot;</span><span class="operator">,</span> <span class="type"><a href="qicon.html">QIcon</a></span>(rsrcPath <span class="operator">+</span> <span class="string">&quot;/fileprint.png&quot;</span>))<span class="operator">,</span>
tr(<span class="string">&quot;Print Preview...&quot;</span>)<span class="operator">,</span> <span class="keyword">this</span>);
connect(a<span class="operator">,</span> SIGNAL(triggered())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(filePrintPreview()));
menu<span class="operator">-</span><span class="operator">&gt;</span>addAction(a);
a <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qaction.html">QAction</a></span>(<span class="type"><a href="qicon.html">QIcon</a></span><span class="operator">::</span>fromTheme(<span class="string">&quot;exportpdf&quot;</span><span class="operator">,</span> <span class="type"><a href="qicon.html">QIcon</a></span>(rsrcPath <span class="operator">+</span> <span class="string">&quot;/exportpdf.png&quot;</span>))<span class="operator">,</span>
tr(<span class="string">&quot;&amp;Export PDF...&quot;</span>)<span class="operator">,</span> <span class="keyword">this</span>);
a<span class="operator">-</span><span class="operator">&gt;</span>setPriority(<span class="type"><a href="qaction.html">QAction</a></span><span class="operator">::</span>LowPriority);
a<span class="operator">-</span><span class="operator">&gt;</span>setShortcut(<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>CTRL <span class="operator">+</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>Key_D);
connect(a<span class="operator">,</span> SIGNAL(triggered())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(filePrintPdf()));
tb<span class="operator">-</span><span class="operator">&gt;</span>addAction(a);
menu<span class="operator">-</span><span class="operator">&gt;</span>addAction(a);
menu<span class="operator">-</span><span class="operator">&gt;</span>addSeparator();
<span class="preprocessor">#endif</span>
a <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qaction.html">QAction</a></span>(tr(<span class="string">&quot;&amp;Quit&quot;</span>)<span class="operator">,</span> <span class="keyword">this</span>);
a<span class="operator">-</span><span class="operator">&gt;</span>setShortcut(<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>CTRL <span class="operator">+</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>Key_Q);
connect(a<span class="operator">,</span> SIGNAL(triggered())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(close()));
menu<span class="operator">-</span><span class="operator">&gt;</span>addAction(a);
}
<span class="type">void</span> TextEdit<span class="operator">::</span>setupEditActions()
{
<span class="type"><a href="qtoolbar.html">QToolBar</a></span> <span class="operator">*</span>tb <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qtoolbar.html">QToolBar</a></span>(<span class="keyword">this</span>);
tb<span class="operator">-</span><span class="operator">&gt;</span>setWindowTitle(tr(<span class="string">&quot;Edit Actions&quot;</span>));
addToolBar(tb);
<span class="type"><a href="qmenu.html">QMenu</a></span> <span class="operator">*</span>menu <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qmenu.html">QMenu</a></span>(tr(<span class="string">&quot;&amp;Edit&quot;</span>)<span class="operator">,</span> <span class="keyword">this</span>);
menuBar()<span class="operator">-</span><span class="operator">&gt;</span>addMenu(menu);
<span class="type"><a href="qaction.html">QAction</a></span> <span class="operator">*</span>a;
a <span class="operator">=</span> actionUndo <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qaction.html">QAction</a></span>(<span class="type"><a href="qicon.html">QIcon</a></span><span class="operator">::</span>fromTheme(<span class="string">&quot;edit-undo&quot;</span><span class="operator">,</span> <span class="type"><a href="qicon.html">QIcon</a></span>(rsrcPath <span class="operator">+</span> <span class="string">&quot;/editundo.png&quot;</span>))<span class="operator">,</span>
tr(<span class="string">&quot;&amp;Undo&quot;</span>)<span class="operator">,</span> <span class="keyword">this</span>);
a<span class="operator">-</span><span class="operator">&gt;</span>setShortcut(<span class="type"><a href="qkeysequence.html">QKeySequence</a></span><span class="operator">::</span>Undo);
tb<span class="operator">-</span><span class="operator">&gt;</span>addAction(a);
menu<span class="operator">-</span><span class="operator">&gt;</span>addAction(a);
a <span class="operator">=</span> actionRedo <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qaction.html">QAction</a></span>(<span class="type"><a href="qicon.html">QIcon</a></span><span class="operator">::</span>fromTheme(<span class="string">&quot;edit-redo&quot;</span><span class="operator">,</span> <span class="type"><a href="qicon.html">QIcon</a></span>(rsrcPath <span class="operator">+</span> <span class="string">&quot;/editredo.png&quot;</span>))<span class="operator">,</span>
tr(<span class="string">&quot;&amp;Redo&quot;</span>)<span class="operator">,</span> <span class="keyword">this</span>);
a<span class="operator">-</span><span class="operator">&gt;</span>setPriority(<span class="type"><a href="qaction.html">QAction</a></span><span class="operator">::</span>LowPriority);
a<span class="operator">-</span><span class="operator">&gt;</span>setShortcut(<span class="type"><a href="qkeysequence.html">QKeySequence</a></span><span class="operator">::</span>Redo);
tb<span class="operator">-</span><span class="operator">&gt;</span>addAction(a);
menu<span class="operator">-</span><span class="operator">&gt;</span>addAction(a);
menu<span class="operator">-</span><span class="operator">&gt;</span>addSeparator();
a <span class="operator">=</span> actionCut <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qaction.html">QAction</a></span>(<span class="type"><a href="qicon.html">QIcon</a></span><span class="operator">::</span>fromTheme(<span class="string">&quot;edit-cut&quot;</span><span class="operator">,</span> <span class="type"><a href="qicon.html">QIcon</a></span>(rsrcPath <span class="operator">+</span> <span class="string">&quot;/editcut.png&quot;</span>))<span class="operator">,</span>
tr(<span class="string">&quot;Cu&amp;t&quot;</span>)<span class="operator">,</span> <span class="keyword">this</span>);
a<span class="operator">-</span><span class="operator">&gt;</span>setPriority(<span class="type"><a href="qaction.html">QAction</a></span><span class="operator">::</span>LowPriority);
a<span class="operator">-</span><span class="operator">&gt;</span>setShortcut(<span class="type"><a href="qkeysequence.html">QKeySequence</a></span><span class="operator">::</span>Cut);
tb<span class="operator">-</span><span class="operator">&gt;</span>addAction(a);
menu<span class="operator">-</span><span class="operator">&gt;</span>addAction(a);
a <span class="operator">=</span> actionCopy <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qaction.html">QAction</a></span>(<span class="type"><a href="qicon.html">QIcon</a></span><span class="operator">::</span>fromTheme(<span class="string">&quot;edit-copy&quot;</span><span class="operator">,</span> <span class="type"><a href="qicon.html">QIcon</a></span>(rsrcPath <span class="operator">+</span> <span class="string">&quot;/editcopy.png&quot;</span>))<span class="operator">,</span>
tr(<span class="string">&quot;&amp;Copy&quot;</span>)<span class="operator">,</span> <span class="keyword">this</span>);
a<span class="operator">-</span><span class="operator">&gt;</span>setPriority(<span class="type"><a href="qaction.html">QAction</a></span><span class="operator">::</span>LowPriority);
a<span class="operator">-</span><span class="operator">&gt;</span>setShortcut(<span class="type"><a href="qkeysequence.html">QKeySequence</a></span><span class="operator">::</span>Copy);
tb<span class="operator">-</span><span class="operator">&gt;</span>addAction(a);
menu<span class="operator">-</span><span class="operator">&gt;</span>addAction(a);
a <span class="operator">=</span> actionPaste <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qaction.html">QAction</a></span>(<span class="type"><a href="qicon.html">QIcon</a></span><span class="operator">::</span>fromTheme(<span class="string">&quot;edit-paste&quot;</span><span class="operator">,</span> <span class="type"><a href="qicon.html">QIcon</a></span>(rsrcPath <span class="operator">+</span> <span class="string">&quot;/editpaste.png&quot;</span>))<span class="operator">,</span>
tr(<span class="string">&quot;&amp;Paste&quot;</span>)<span class="operator">,</span> <span class="keyword">this</span>);
a<span class="operator">-</span><span class="operator">&gt;</span>setPriority(<span class="type"><a href="qaction.html">QAction</a></span><span class="operator">::</span>LowPriority);
a<span class="operator">-</span><span class="operator">&gt;</span>setShortcut(<span class="type"><a href="qkeysequence.html">QKeySequence</a></span><span class="operator">::</span>Paste);
tb<span class="operator">-</span><span class="operator">&gt;</span>addAction(a);
menu<span class="operator">-</span><span class="operator">&gt;</span>addAction(a);
<span class="preprocessor">#ifndef QT_NO_CLIPBOARD</span>
<span class="keyword">if</span> (<span class="keyword">const</span> <span class="type"><a href="qmimedata.html">QMimeData</a></span> <span class="operator">*</span>md <span class="operator">=</span> <span class="type"><a href="qapplication.html">QApplication</a></span><span class="operator">::</span>clipboard()<span class="operator">-</span><span class="operator">&gt;</span>mimeData())
actionPaste<span class="operator">-</span><span class="operator">&gt;</span>setEnabled(md<span class="operator">-</span><span class="operator">&gt;</span>hasText());
<span class="preprocessor">#endif</span>
}
<span class="type">void</span> TextEdit<span class="operator">::</span>setupTextActions()
{
<span class="type"><a href="qtoolbar.html">QToolBar</a></span> <span class="operator">*</span>tb <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qtoolbar.html">QToolBar</a></span>(<span class="keyword">this</span>);
tb<span class="operator">-</span><span class="operator">&gt;</span>setWindowTitle(tr(<span class="string">&quot;Format Actions&quot;</span>));
addToolBar(tb);
<span class="type"><a href="qmenu.html">QMenu</a></span> <span class="operator">*</span>menu <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qmenu.html">QMenu</a></span>(tr(<span class="string">&quot;F&amp;ormat&quot;</span>)<span class="operator">,</span> <span class="keyword">this</span>);
menuBar()<span class="operator">-</span><span class="operator">&gt;</span>addMenu(menu);
actionTextBold <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qaction.html">QAction</a></span>(<span class="type"><a href="qicon.html">QIcon</a></span><span class="operator">::</span>fromTheme(<span class="string">&quot;format-text-bold&quot;</span><span class="operator">,</span> <span class="type"><a href="qicon.html">QIcon</a></span>(rsrcPath <span class="operator">+</span> <span class="string">&quot;/textbold.png&quot;</span>))<span class="operator">,</span>
tr(<span class="string">&quot;&amp;Bold&quot;</span>)<span class="operator">,</span> <span class="keyword">this</span>);
actionTextBold<span class="operator">-</span><span class="operator">&gt;</span>setShortcut(<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>CTRL <span class="operator">+</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>Key_B);
actionTextBold<span class="operator">-</span><span class="operator">&gt;</span>setPriority(<span class="type"><a href="qaction.html">QAction</a></span><span class="operator">::</span>LowPriority);
<span class="type"><a href="qfont.html">QFont</a></span> bold;
bold<span class="operator">.</span>setBold(<span class="keyword">true</span>);
actionTextBold<span class="operator">-</span><span class="operator">&gt;</span>setFont(bold);
connect(actionTextBold<span class="operator">,</span> SIGNAL(triggered())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(textBold()));
tb<span class="operator">-</span><span class="operator">&gt;</span>addAction(actionTextBold);
menu<span class="operator">-</span><span class="operator">&gt;</span>addAction(actionTextBold);
actionTextBold<span class="operator">-</span><span class="operator">&gt;</span>setCheckable(<span class="keyword">true</span>);
actionTextItalic <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qaction.html">QAction</a></span>(<span class="type"><a href="qicon.html">QIcon</a></span><span class="operator">::</span>fromTheme(<span class="string">&quot;format-text-italic&quot;</span><span class="operator">,</span> <span class="type"><a href="qicon.html">QIcon</a></span>(rsrcPath <span class="operator">+</span> <span class="string">&quot;/textitalic.png&quot;</span>))<span class="operator">,</span>
tr(<span class="string">&quot;&amp;Italic&quot;</span>)<span class="operator">,</span> <span class="keyword">this</span>);
actionTextItalic<span class="operator">-</span><span class="operator">&gt;</span>setPriority(<span class="type"><a href="qaction.html">QAction</a></span><span class="operator">::</span>LowPriority);
actionTextItalic<span class="operator">-</span><span class="operator">&gt;</span>setShortcut(<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>CTRL <span class="operator">+</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>Key_I);
<span class="type"><a href="qfont.html">QFont</a></span> italic;
italic<span class="operator">.</span>setItalic(<span class="keyword">true</span>);
actionTextItalic<span class="operator">-</span><span class="operator">&gt;</span>setFont(italic);
connect(actionTextItalic<span class="operator">,</span> SIGNAL(triggered())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(textItalic()));
tb<span class="operator">-</span><span class="operator">&gt;</span>addAction(actionTextItalic);
menu<span class="operator">-</span><span class="operator">&gt;</span>addAction(actionTextItalic);
actionTextItalic<span class="operator">-</span><span class="operator">&gt;</span>setCheckable(<span class="keyword">true</span>);
actionTextUnderline <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qaction.html">QAction</a></span>(<span class="type"><a href="qicon.html">QIcon</a></span><span class="operator">::</span>fromTheme(<span class="string">&quot;format-text-underline&quot;</span><span class="operator">,</span> <span class="type"><a href="qicon.html">QIcon</a></span>(rsrcPath <span class="operator">+</span> <span class="string">&quot;/textunder.png&quot;</span>))<span class="operator">,</span>
tr(<span class="string">&quot;&amp;Underline&quot;</span>)<span class="operator">,</span> <span class="keyword">this</span>);
actionTextUnderline<span class="operator">-</span><span class="operator">&gt;</span>setShortcut(<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>CTRL <span class="operator">+</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>Key_U);
actionTextUnderline<span class="operator">-</span><span class="operator">&gt;</span>setPriority(<span class="type"><a href="qaction.html">QAction</a></span><span class="operator">::</span>LowPriority);
<span class="type"><a href="qfont.html">QFont</a></span> underline;
underline<span class="operator">.</span>setUnderline(<span class="keyword">true</span>);
actionTextUnderline<span class="operator">-</span><span class="operator">&gt;</span>setFont(underline);
connect(actionTextUnderline<span class="operator">,</span> SIGNAL(triggered())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(textUnderline()));
tb<span class="operator">-</span><span class="operator">&gt;</span>addAction(actionTextUnderline);
menu<span class="operator">-</span><span class="operator">&gt;</span>addAction(actionTextUnderline);
actionTextUnderline<span class="operator">-</span><span class="operator">&gt;</span>setCheckable(<span class="keyword">true</span>);
menu<span class="operator">-</span><span class="operator">&gt;</span>addSeparator();
<span class="type"><a href="qactiongroup.html">QActionGroup</a></span> <span class="operator">*</span>grp <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qactiongroup.html">QActionGroup</a></span>(<span class="keyword">this</span>);
connect(grp<span class="operator">,</span> SIGNAL(triggered(<span class="type"><a href="qaction.html">QAction</a></span><span class="operator">*</span>))<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(textAlign(<span class="type"><a href="qaction.html">QAction</a></span><span class="operator">*</span>)));
<span class="comment">// Make sure the alignLeft is always left of the alignRight</span>
<span class="keyword">if</span> (<span class="type"><a href="qapplication.html">QApplication</a></span><span class="operator">::</span>isLeftToRight()) {
actionAlignLeft <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qaction.html">QAction</a></span>(<span class="type"><a href="qicon.html">QIcon</a></span><span class="operator">::</span>fromTheme(<span class="string">&quot;format-justify-left&quot;</span><span class="operator">,</span> <span class="type"><a href="qicon.html">QIcon</a></span>(rsrcPath <span class="operator">+</span> <span class="string">&quot;/textleft.png&quot;</span>))<span class="operator">,</span>
tr(<span class="string">&quot;&amp;Left&quot;</span>)<span class="operator">,</span> grp);
actionAlignCenter <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qaction.html">QAction</a></span>(<span class="type"><a href="qicon.html">QIcon</a></span><span class="operator">::</span>fromTheme(<span class="string">&quot;format-justify-center&quot;</span><span class="operator">,</span> <span class="type"><a href="qicon.html">QIcon</a></span>(rsrcPath <span class="operator">+</span> <span class="string">&quot;/textcenter.png&quot;</span>))<span class="operator">,</span> tr(<span class="string">&quot;C&amp;enter&quot;</span>)<span class="operator">,</span> grp);
actionAlignRight <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qaction.html">QAction</a></span>(<span class="type"><a href="qicon.html">QIcon</a></span><span class="operator">::</span>fromTheme(<span class="string">&quot;format-justify-right&quot;</span><span class="operator">,</span> <span class="type"><a href="qicon.html">QIcon</a></span>(rsrcPath <span class="operator">+</span> <span class="string">&quot;/textright.png&quot;</span>))<span class="operator">,</span> tr(<span class="string">&quot;&amp;Right&quot;</span>)<span class="operator">,</span> grp);
} <span class="keyword">else</span> {
actionAlignRight <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qaction.html">QAction</a></span>(<span class="type"><a href="qicon.html">QIcon</a></span><span class="operator">::</span>fromTheme(<span class="string">&quot;format-justify-right&quot;</span><span class="operator">,</span> <span class="type"><a href="qicon.html">QIcon</a></span>(rsrcPath <span class="operator">+</span> <span class="string">&quot;/textright.png&quot;</span>))<span class="operator">,</span> tr(<span class="string">&quot;&amp;Right&quot;</span>)<span class="operator">,</span> grp);
actionAlignCenter <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qaction.html">QAction</a></span>(<span class="type"><a href="qicon.html">QIcon</a></span><span class="operator">::</span>fromTheme(<span class="string">&quot;format-justify-center&quot;</span><span class="operator">,</span> <span class="type"><a href="qicon.html">QIcon</a></span>(rsrcPath <span class="operator">+</span> <span class="string">&quot;/textcenter.png&quot;</span>))<span class="operator">,</span> tr(<span class="string">&quot;C&amp;enter&quot;</span>)<span class="operator">,</span> grp);
actionAlignLeft <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qaction.html">QAction</a></span>(<span class="type"><a href="qicon.html">QIcon</a></span><span class="operator">::</span>fromTheme(<span class="string">&quot;format-justify-left&quot;</span><span class="operator">,</span> <span class="type"><a href="qicon.html">QIcon</a></span>(rsrcPath <span class="operator">+</span> <span class="string">&quot;/textleft.png&quot;</span>))<span class="operator">,</span> tr(<span class="string">&quot;&amp;Left&quot;</span>)<span class="operator">,</span> grp);
}
actionAlignJustify <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qaction.html">QAction</a></span>(<span class="type"><a href="qicon.html">QIcon</a></span><span class="operator">::</span>fromTheme(<span class="string">&quot;format-justify-fill&quot;</span><span class="operator">,</span> <span class="type"><a href="qicon.html">QIcon</a></span>(rsrcPath <span class="operator">+</span> <span class="string">&quot;/textjustify.png&quot;</span>))<span class="operator">,</span> tr(<span class="string">&quot;&amp;Justify&quot;</span>)<span class="operator">,</span> grp);
actionAlignLeft<span class="operator">-</span><span class="operator">&gt;</span>setShortcut(<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>CTRL <span class="operator">+</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>Key_L);
actionAlignLeft<span class="operator">-</span><span class="operator">&gt;</span>setCheckable(<span class="keyword">true</span>);
actionAlignLeft<span class="operator">-</span><span class="operator">&gt;</span>setPriority(<span class="type"><a href="qaction.html">QAction</a></span><span class="operator">::</span>LowPriority);
actionAlignCenter<span class="operator">-</span><span class="operator">&gt;</span>setShortcut(<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>CTRL <span class="operator">+</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>Key_E);
actionAlignCenter<span class="operator">-</span><span class="operator">&gt;</span>setCheckable(<span class="keyword">true</span>);
actionAlignCenter<span class="operator">-</span><span class="operator">&gt;</span>setPriority(<span class="type"><a href="qaction.html">QAction</a></span><span class="operator">::</span>LowPriority);
actionAlignRight<span class="operator">-</span><span class="operator">&gt;</span>setShortcut(<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>CTRL <span class="operator">+</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>Key_R);
actionAlignRight<span class="operator">-</span><span class="operator">&gt;</span>setCheckable(<span class="keyword">true</span>);
actionAlignRight<span class="operator">-</span><span class="operator">&gt;</span>setPriority(<span class="type"><a href="qaction.html">QAction</a></span><span class="operator">::</span>LowPriority);
actionAlignJustify<span class="operator">-</span><span class="operator">&gt;</span>setShortcut(<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>CTRL <span class="operator">+</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>Key_J);
actionAlignJustify<span class="operator">-</span><span class="operator">&gt;</span>setCheckable(<span class="keyword">true</span>);
actionAlignJustify<span class="operator">-</span><span class="operator">&gt;</span>setPriority(<span class="type"><a href="qaction.html">QAction</a></span><span class="operator">::</span>LowPriority);
tb<span class="operator">-</span><span class="operator">&gt;</span>addActions(grp<span class="operator">-</span><span class="operator">&gt;</span>actions());
menu<span class="operator">-</span><span class="operator">&gt;</span>addActions(grp<span class="operator">-</span><span class="operator">&gt;</span>actions());
menu<span class="operator">-</span><span class="operator">&gt;</span>addSeparator();
<span class="type"><a href="qpixmap.html">QPixmap</a></span> pix(<span class="number">16</span><span class="operator">,</span> <span class="number">16</span>);
pix<span class="operator">.</span>fill(<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>black);
actionTextColor <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qaction.html">QAction</a></span>(pix<span class="operator">,</span> tr(<span class="string">&quot;&amp;Color...&quot;</span>)<span class="operator">,</span> <span class="keyword">this</span>);
connect(actionTextColor<span class="operator">,</span> SIGNAL(triggered())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(textColor()));
tb<span class="operator">-</span><span class="operator">&gt;</span>addAction(actionTextColor);
menu<span class="operator">-</span><span class="operator">&gt;</span>addAction(actionTextColor);
tb <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qtoolbar.html">QToolBar</a></span>(<span class="keyword">this</span>);
tb<span class="operator">-</span><span class="operator">&gt;</span>setAllowedAreas(<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>TopToolBarArea <span class="operator">|</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>BottomToolBarArea);
tb<span class="operator">-</span><span class="operator">&gt;</span>setWindowTitle(tr(<span class="string">&quot;Format Actions&quot;</span>));
addToolBarBreak(<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>TopToolBarArea);
addToolBar(tb);
comboStyle <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qcombobox.html">QComboBox</a></span>(tb);
tb<span class="operator">-</span><span class="operator">&gt;</span>addWidget(comboStyle);
comboStyle<span class="operator">-</span><span class="operator">&gt;</span>addItem(<span class="string">&quot;Standard&quot;</span>);
comboStyle<span class="operator">-</span><span class="operator">&gt;</span>addItem(<span class="string">&quot;Bullet List (Disc)&quot;</span>);
comboStyle<span class="operator">-</span><span class="operator">&gt;</span>addItem(<span class="string">&quot;Bullet List (Circle)&quot;</span>);
comboStyle<span class="operator">-</span><span class="operator">&gt;</span>addItem(<span class="string">&quot;Bullet List (Square)&quot;</span>);
comboStyle<span class="operator">-</span><span class="operator">&gt;</span>addItem(<span class="string">&quot;Ordered List (Decimal)&quot;</span>);
comboStyle<span class="operator">-</span><span class="operator">&gt;</span>addItem(<span class="string">&quot;Ordered List (Alpha lower)&quot;</span>);
comboStyle<span class="operator">-</span><span class="operator">&gt;</span>addItem(<span class="string">&quot;Ordered List (Alpha upper)&quot;</span>);
comboStyle<span class="operator">-</span><span class="operator">&gt;</span>addItem(<span class="string">&quot;Ordered List (Roman lower)&quot;</span>);
comboStyle<span class="operator">-</span><span class="operator">&gt;</span>addItem(<span class="string">&quot;Ordered List (Roman upper)&quot;</span>);
connect(comboStyle<span class="operator">,</span> SIGNAL(activated(<span class="type">int</span>))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(textStyle(<span class="type">int</span>)));
comboFont <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qfontcombobox.html">QFontComboBox</a></span>(tb);
tb<span class="operator">-</span><span class="operator">&gt;</span>addWidget(comboFont);
connect(comboFont<span class="operator">,</span> SIGNAL(activated(<span class="type"><a href="qstring.html">QString</a></span>))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(textFamily(<span class="type"><a href="qstring.html">QString</a></span>)));
comboSize <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qcombobox.html">QComboBox</a></span>(tb);
comboSize<span class="operator">-</span><span class="operator">&gt;</span>setObjectName(<span class="string">&quot;comboSize&quot;</span>);
tb<span class="operator">-</span><span class="operator">&gt;</span>addWidget(comboSize);
comboSize<span class="operator">-</span><span class="operator">&gt;</span>setEditable(<span class="keyword">true</span>);
<span class="type"><a href="qfontdatabase.html">QFontDatabase</a></span> db;
foreach(<span class="type">int</span> size<span class="operator">,</span> db<span class="operator">.</span>standardSizes())
comboSize<span class="operator">-</span><span class="operator">&gt;</span>addItem(<span class="type"><a href="qstring.html">QString</a></span><span class="operator">::</span>number(size));
connect(comboSize<span class="operator">,</span> SIGNAL(activated(<span class="type"><a href="qstring.html">QString</a></span>))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(textSize(<span class="type"><a href="qstring.html">QString</a></span>)));
comboSize<span class="operator">-</span><span class="operator">&gt;</span>setCurrentIndex(comboSize<span class="operator">-</span><span class="operator">&gt;</span>findText(<span class="type"><a href="qstring.html">QString</a></span><span class="operator">::</span>number(<span class="type"><a href="qapplication.html">QApplication</a></span><span class="operator">::</span>font()
<span class="operator">.</span>pointSize())));
}
<span class="type">bool</span> TextEdit<span class="operator">::</span>load(<span class="keyword">const</span> <span class="type"><a href="qstring.html">QString</a></span> <span class="operator">&amp;</span>f)
{
<span class="keyword">if</span> (<span class="operator">!</span><span class="type"><a href="qfile.html">QFile</a></span><span class="operator">::</span>exists(f))
<span class="keyword">return</span> <span class="keyword">false</span>;
<span class="type"><a href="qfile.html">QFile</a></span> file(f);
<span class="keyword">if</span> (<span class="operator">!</span>file<span class="operator">.</span>open(<span class="type"><a href="qfile.html">QFile</a></span><span class="operator">::</span>ReadOnly))
<span class="keyword">return</span> <span class="keyword">false</span>;
<span class="type"><a href="qbytearray.html">QByteArray</a></span> data <span class="operator">=</span> file<span class="operator">.</span>readAll();
<span class="type"><a href="qtextcodec.html">QTextCodec</a></span> <span class="operator">*</span>codec <span class="operator">=</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>codecForHtml(data);
<span class="type"><a href="qstring.html">QString</a></span> str <span class="operator">=</span> codec<span class="operator">-</span><span class="operator">&gt;</span>toUnicode(data);
<span class="keyword">if</span> (<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>mightBeRichText(str)) {
textEdit<span class="operator">-</span><span class="operator">&gt;</span>setHtml(str);
} <span class="keyword">else</span> {
str <span class="operator">=</span> <span class="type"><a href="qstring.html">QString</a></span><span class="operator">::</span>fromLocal8Bit(data);
textEdit<span class="operator">-</span><span class="operator">&gt;</span>setPlainText(str);
}
setCurrentFileName(f);
<span class="keyword">return</span> <span class="keyword">true</span>;
}
<span class="type">bool</span> TextEdit<span class="operator">::</span>maybeSave()
{
<span class="keyword">if</span> (<span class="operator">!</span>textEdit<span class="operator">-</span><span class="operator">&gt;</span>document()<span class="operator">-</span><span class="operator">&gt;</span>isModified())
<span class="keyword">return</span> <span class="keyword">true</span>;
<span class="keyword">if</span> (fileName<span class="operator">.</span>startsWith(QLatin1String(<span class="string">&quot;:/&quot;</span>)))
<span class="keyword">return</span> <span class="keyword">true</span>;
<span class="type"><a href="qmessagebox.html">QMessageBox</a></span><span class="operator">::</span>StandardButton ret;
ret <span class="operator">=</span> <span class="type"><a href="qmessagebox.html">QMessageBox</a></span><span class="operator">::</span>warning(<span class="keyword">this</span><span class="operator">,</span> tr(<span class="string">&quot;Application&quot;</span>)<span class="operator">,</span>
tr(<span class="string">&quot;The document has been modified.\n&quot;</span>
<span class="string">&quot;Do you want to save your changes?&quot;</span>)<span class="operator">,</span>
<span class="type"><a href="qmessagebox.html">QMessageBox</a></span><span class="operator">::</span>Save <span class="operator">|</span> <span class="type"><a href="qmessagebox.html">QMessageBox</a></span><span class="operator">::</span>Discard
<span class="operator">|</span> <span class="type"><a href="qmessagebox.html">QMessageBox</a></span><span class="operator">::</span>Cancel);
<span class="keyword">if</span> (ret <span class="operator">=</span><span class="operator">=</span> <span class="type"><a href="qmessagebox.html">QMessageBox</a></span><span class="operator">::</span>Save)
<span class="keyword">return</span> fileSave();
<span class="keyword">else</span> <span class="keyword">if</span> (ret <span class="operator">=</span><span class="operator">=</span> <span class="type"><a href="qmessagebox.html">QMessageBox</a></span><span class="operator">::</span>Cancel)
<span class="keyword">return</span> <span class="keyword">false</span>;
<span class="keyword">return</span> <span class="keyword">true</span>;
}
<span class="type">void</span> TextEdit<span class="operator">::</span>setCurrentFileName(<span class="keyword">const</span> <span class="type"><a href="qstring.html">QString</a></span> <span class="operator">&amp;</span>fileName)
{
<span class="keyword">this</span><span class="operator">-</span><span class="operator">&gt;</span>fileName <span class="operator">=</span> fileName;
textEdit<span class="operator">-</span><span class="operator">&gt;</span>document()<span class="operator">-</span><span class="operator">&gt;</span>setModified(<span class="keyword">false</span>);
<span class="type"><a href="qstring.html">QString</a></span> shownName;
<span class="keyword">if</span> (fileName<span class="operator">.</span>isEmpty())
shownName <span class="operator">=</span> <span class="string">&quot;untitled.txt&quot;</span>;
<span class="keyword">else</span>
shownName <span class="operator">=</span> <span class="type"><a href="qfileinfo.html">QFileInfo</a></span>(fileName)<span class="operator">.</span>fileName();
setWindowTitle(tr(<span class="string">&quot;%1[*] - %2&quot;</span>)<span class="operator">.</span>arg(shownName)<span class="operator">.</span>arg(tr(<span class="string">&quot;Rich Text&quot;</span>)));
setWindowModified(<span class="keyword">false</span>);
}
<span class="type">void</span> TextEdit<span class="operator">::</span>fileNew()
{
<span class="keyword">if</span> (maybeSave()) {
textEdit<span class="operator">-</span><span class="operator">&gt;</span>clear();
setCurrentFileName(<span class="type"><a href="qstring.html">QString</a></span>());
}
}
<span class="type">void</span> TextEdit<span class="operator">::</span>fileOpen()
{
<span class="type"><a href="qstring.html">QString</a></span> fn <span class="operator">=</span> <span class="type"><a href="qfiledialog.html">QFileDialog</a></span><span class="operator">::</span>getOpenFileName(<span class="keyword">this</span><span class="operator">,</span> tr(<span class="string">&quot;Open File...&quot;</span>)<span class="operator">,</span>
<span class="type"><a href="qstring.html">QString</a></span>()<span class="operator">,</span> tr(<span class="string">&quot;HTML-Files (*.htm *.html);;All Files (*)&quot;</span>));
<span class="keyword">if</span> (<span class="operator">!</span>fn<span class="operator">.</span>isEmpty())
load(fn);
}
<span class="type">bool</span> TextEdit<span class="operator">::</span>fileSave()
{
<span class="keyword">if</span> (fileName<span class="operator">.</span>isEmpty())
<span class="keyword">return</span> fileSaveAs();
<span class="type"><a href="qtextdocumentwriter.html">QTextDocumentWriter</a></span> writer(fileName);
<span class="type">bool</span> success <span class="operator">=</span> writer<span class="operator">.</span>write(textEdit<span class="operator">-</span><span class="operator">&gt;</span>document());
<span class="keyword">if</span> (success)
textEdit<span class="operator">-</span><span class="operator">&gt;</span>document()<span class="operator">-</span><span class="operator">&gt;</span>setModified(<span class="keyword">false</span>);
<span class="keyword">return</span> success;
}
<span class="type">bool</span> TextEdit<span class="operator">::</span>fileSaveAs()
{
<span class="type"><a href="qstring.html">QString</a></span> fn <span class="operator">=</span> <span class="type"><a href="qfiledialog.html">QFileDialog</a></span><span class="operator">::</span>getSaveFileName(<span class="keyword">this</span><span class="operator">,</span> tr(<span class="string">&quot;Save as...&quot;</span>)<span class="operator">,</span>
<span class="type"><a href="qstring.html">QString</a></span>()<span class="operator">,</span> tr(<span class="string">&quot;ODF files (*.odt);;HTML-Files (*.htm *.html);;All Files (*)&quot;</span>));
<span class="keyword">if</span> (fn<span class="operator">.</span>isEmpty())
<span class="keyword">return</span> <span class="keyword">false</span>;
<span class="keyword">if</span> (<span class="operator">!</span> (fn<span class="operator">.</span>endsWith(<span class="string">&quot;.odt&quot;</span><span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>CaseInsensitive) <span class="operator">|</span><span class="operator">|</span> fn<span class="operator">.</span>endsWith(<span class="string">&quot;.htm&quot;</span><span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>CaseInsensitive) <span class="operator">|</span><span class="operator">|</span> fn<span class="operator">.</span>endsWith(<span class="string">&quot;.html&quot;</span><span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>CaseInsensitive)) )
fn <span class="operator">+</span><span class="operator">=</span> <span class="string">&quot;.odt&quot;</span>; <span class="comment">// default</span>
setCurrentFileName(fn);
<span class="keyword">return</span> fileSave();
}
<span class="type">void</span> TextEdit<span class="operator">::</span>filePrint()
{
<span class="preprocessor">#ifndef QT_NO_PRINTER</span>
<span class="type"><a href="qprinter.html">QPrinter</a></span> printer(<span class="type"><a href="qprinter.html">QPrinter</a></span><span class="operator">::</span>HighResolution);
<span class="type"><a href="qprintdialog.html">QPrintDialog</a></span> <span class="operator">*</span>dlg <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qprintdialog.html">QPrintDialog</a></span>(<span class="operator">&amp;</span>printer<span class="operator">,</span> <span class="keyword">this</span>);
<span class="keyword">if</span> (textEdit<span class="operator">-</span><span class="operator">&gt;</span>textCursor()<span class="operator">.</span>hasSelection())
dlg<span class="operator">-</span><span class="operator">&gt;</span>addEnabledOption(<span class="type"><a href="qabstractprintdialog.html">QAbstractPrintDialog</a></span><span class="operator">::</span>PrintSelection);
dlg<span class="operator">-</span><span class="operator">&gt;</span>setWindowTitle(tr(<span class="string">&quot;Print Document&quot;</span>));
<span class="keyword">if</span> (dlg<span class="operator">-</span><span class="operator">&gt;</span>exec() <span class="operator">=</span><span class="operator">=</span> <span class="type"><a href="qdialog.html">QDialog</a></span><span class="operator">::</span>Accepted) {
textEdit<span class="operator">-</span><span class="operator">&gt;</span>print(<span class="operator">&amp;</span>printer);
}
<span class="keyword">delete</span> dlg;
<span class="preprocessor">#endif</span>
}
<span class="type">void</span> TextEdit<span class="operator">::</span>filePrintPreview()
{
<span class="preprocessor">#ifndef QT_NO_PRINTER</span>
<span class="type"><a href="qprinter.html">QPrinter</a></span> printer(<span class="type"><a href="qprinter.html">QPrinter</a></span><span class="operator">::</span>HighResolution);
<span class="type"><a href="qprintpreviewdialog.html">QPrintPreviewDialog</a></span> preview(<span class="operator">&amp;</span>printer<span class="operator">,</span> <span class="keyword">this</span>);
connect(<span class="operator">&amp;</span>preview<span class="operator">,</span> SIGNAL(paintRequested(<span class="type"><a href="qprinter.html">QPrinter</a></span><span class="operator">*</span>))<span class="operator">,</span> SLOT(printPreview(<span class="type"><a href="qprinter.html">QPrinter</a></span><span class="operator">*</span>)));
preview<span class="operator">.</span>exec();
<span class="preprocessor">#endif</span>
}
<span class="type">void</span> TextEdit<span class="operator">::</span>printPreview(<span class="type"><a href="qprinter.html">QPrinter</a></span> <span class="operator">*</span>printer)
{
<span class="preprocessor">#ifdef QT_NO_PRINTER</span>
Q_UNUSED(printer);
<span class="preprocessor">#else</span>
textEdit<span class="operator">-</span><span class="operator">&gt;</span>print(printer);
<span class="preprocessor">#endif</span>
}
<span class="type">void</span> TextEdit<span class="operator">::</span>filePrintPdf()
{
<span class="preprocessor">#ifndef QT_NO_PRINTER</span>
<span class="type"><a href="qstring.html">QString</a></span> fileName <span class="operator">=</span> <span class="type"><a href="qfiledialog.html">QFileDialog</a></span><span class="operator">::</span>getSaveFileName(<span class="keyword">this</span><span class="operator">,</span> <span class="string">&quot;Export PDF&quot;</span><span class="operator">,</span>
<span class="type"><a href="qstring.html">QString</a></span>()<span class="operator">,</span> <span class="string">&quot;*.pdf&quot;</span>);
<span class="keyword">if</span> (<span class="operator">!</span>fileName<span class="operator">.</span>isEmpty()) {
<span class="keyword">if</span> (<span class="type"><a href="qfileinfo.html">QFileInfo</a></span>(fileName)<span class="operator">.</span>suffix()<span class="operator">.</span>isEmpty())
fileName<span class="operator">.</span>append(<span class="string">&quot;.pdf&quot;</span>);
<span class="type"><a href="qprinter.html">QPrinter</a></span> printer(<span class="type"><a href="qprinter.html">QPrinter</a></span><span class="operator">::</span>HighResolution);
printer<span class="operator">.</span>setOutputFormat(<span class="type"><a href="qprinter.html">QPrinter</a></span><span class="operator">::</span>PdfFormat);
printer<span class="operator">.</span>setOutputFileName(fileName);
textEdit<span class="operator">-</span><span class="operator">&gt;</span>document()<span class="operator">-</span><span class="operator">&gt;</span>print(<span class="operator">&amp;</span>printer);
}
<span class="preprocessor">#endif</span>
}
<span class="type">void</span> TextEdit<span class="operator">::</span>textBold()
{
<span class="type"><a href="qtextcharformat.html">QTextCharFormat</a></span> fmt;
fmt<span class="operator">.</span>setFontWeight(actionTextBold<span class="operator">-</span><span class="operator">&gt;</span>isChecked() <span class="operator">?</span> <span class="type"><a href="qfont.html">QFont</a></span><span class="operator">::</span>Bold : <span class="type"><a href="qfont.html">QFont</a></span><span class="operator">::</span>Normal);
mergeFormatOnWordOrSelection(fmt);
}
<span class="type">void</span> TextEdit<span class="operator">::</span>textUnderline()
{
<span class="type"><a href="qtextcharformat.html">QTextCharFormat</a></span> fmt;
fmt<span class="operator">.</span>setFontUnderline(actionTextUnderline<span class="operator">-</span><span class="operator">&gt;</span>isChecked());
mergeFormatOnWordOrSelection(fmt);
}
<span class="type">void</span> TextEdit<span class="operator">::</span>textItalic()
{
<span class="type"><a href="qtextcharformat.html">QTextCharFormat</a></span> fmt;
fmt<span class="operator">.</span>setFontItalic(actionTextItalic<span class="operator">-</span><span class="operator">&gt;</span>isChecked());
mergeFormatOnWordOrSelection(fmt);
}
<span class="type">void</span> TextEdit<span class="operator">::</span>textFamily(<span class="keyword">const</span> <span class="type"><a href="qstring.html">QString</a></span> <span class="operator">&amp;</span>f)
{
<span class="type"><a href="qtextcharformat.html">QTextCharFormat</a></span> fmt;
fmt<span class="operator">.</span>setFontFamily(f);
mergeFormatOnWordOrSelection(fmt);
}
<span class="type">void</span> TextEdit<span class="operator">::</span>textSize(<span class="keyword">const</span> <span class="type"><a href="qstring.html">QString</a></span> <span class="operator">&amp;</span>p)
{
<span class="type"><a href="qtglobal.html#qreal-typedef">qreal</a></span> pointSize <span class="operator">=</span> p<span class="operator">.</span>toFloat();
<span class="keyword">if</span> (p<span class="operator">.</span>toFloat() <span class="operator">&gt;</span> <span class="number">0</span>) {
<span class="type"><a href="qtextcharformat.html">QTextCharFormat</a></span> fmt;
fmt<span class="operator">.</span>setFontPointSize(pointSize);
mergeFormatOnWordOrSelection(fmt);
}
}
<span class="type">void</span> TextEdit<span class="operator">::</span>textStyle(<span class="type">int</span> styleIndex)
{
<span class="type"><a href="qtextcursor.html">QTextCursor</a></span> cursor <span class="operator">=</span> textEdit<span class="operator">-</span><span class="operator">&gt;</span>textCursor();
<span class="keyword">if</span> (styleIndex <span class="operator">!</span><span class="operator">=</span> <span class="number">0</span>) {
<span class="type"><a href="qtextlistformat.html">QTextListFormat</a></span><span class="operator">::</span>Style style <span class="operator">=</span> <span class="type"><a href="qtextlistformat.html">QTextListFormat</a></span><span class="operator">::</span>ListDisc;
<span class="keyword">switch</span> (styleIndex) {
<span class="keyword">default</span>:
<span class="keyword">case</span> <span class="number">1</span>:
style <span class="operator">=</span> <span class="type"><a href="qtextlistformat.html">QTextListFormat</a></span><span class="operator">::</span>ListDisc;
<span class="keyword">break</span>;
<span class="keyword">case</span> <span class="number">2</span>:
style <span class="operator">=</span> <span class="type"><a href="qtextlistformat.html">QTextListFormat</a></span><span class="operator">::</span>ListCircle;
<span class="keyword">break</span>;
<span class="keyword">case</span> <span class="number">3</span>:
style <span class="operator">=</span> <span class="type"><a href="qtextlistformat.html">QTextListFormat</a></span><span class="operator">::</span>ListSquare;
<span class="keyword">break</span>;
<span class="keyword">case</span> <span class="number">4</span>:
style <span class="operator">=</span> <span class="type"><a href="qtextlistformat.html">QTextListFormat</a></span><span class="operator">::</span>ListDecimal;
<span class="keyword">break</span>;
<span class="keyword">case</span> <span class="number">5</span>:
style <span class="operator">=</span> <span class="type"><a href="qtextlistformat.html">QTextListFormat</a></span><span class="operator">::</span>ListLowerAlpha;
<span class="keyword">break</span>;
<span class="keyword">case</span> <span class="number">6</span>:
style <span class="operator">=</span> <span class="type"><a href="qtextlistformat.html">QTextListFormat</a></span><span class="operator">::</span>ListUpperAlpha;
<span class="keyword">break</span>;
<span class="keyword">case</span> <span class="number">7</span>:
style <span class="operator">=</span> <span class="type"><a href="qtextlistformat.html">QTextListFormat</a></span><span class="operator">::</span>ListLowerRoman;
<span class="keyword">break</span>;
<span class="keyword">case</span> <span class="number">8</span>:
style <span class="operator">=</span> <span class="type"><a href="qtextlistformat.html">QTextListFormat</a></span><span class="operator">::</span>ListUpperRoman;
<span class="keyword">break</span>;
}
cursor<span class="operator">.</span>beginEditBlock();
<span class="type"><a href="qtextblockformat.html">QTextBlockFormat</a></span> blockFmt <span class="operator">=</span> cursor<span class="operator">.</span>blockFormat();
<span class="type"><a href="qtextlistformat.html">QTextListFormat</a></span> listFmt;
<span class="keyword">if</span> (cursor<span class="operator">.</span>currentList()) {
listFmt <span class="operator">=</span> cursor<span class="operator">.</span>currentList()<span class="operator">-</span><span class="operator">&gt;</span>format();
} <span class="keyword">else</span> {
listFmt<span class="operator">.</span>setIndent(blockFmt<span class="operator">.</span>indent() <span class="operator">+</span> <span class="number">1</span>);
blockFmt<span class="operator">.</span>setIndent(<span class="number">0</span>);
cursor<span class="operator">.</span>setBlockFormat(blockFmt);
}
listFmt<span class="operator">.</span>setStyle(style);
cursor<span class="operator">.</span>createList(listFmt);
cursor<span class="operator">.</span>endEditBlock();
} <span class="keyword">else</span> {
<span class="comment">// ####</span>
<span class="type"><a href="qtextblockformat.html">QTextBlockFormat</a></span> bfmt;
bfmt<span class="operator">.</span>setObjectIndex(<span class="operator">-</span><span class="number">1</span>);
cursor<span class="operator">.</span>mergeBlockFormat(bfmt);
}
}
<span class="type">void</span> TextEdit<span class="operator">::</span>textColor()
{
<span class="type"><a href="qcolor.html">QColor</a></span> col <span class="operator">=</span> <span class="type"><a href="qcolordialog.html">QColorDialog</a></span><span class="operator">::</span>getColor(textEdit<span class="operator">-</span><span class="operator">&gt;</span>textColor()<span class="operator">,</span> <span class="keyword">this</span>);
<span class="keyword">if</span> (<span class="operator">!</span>col<span class="operator">.</span>isValid())
<span class="keyword">return</span>;
<span class="type"><a href="qtextcharformat.html">QTextCharFormat</a></span> fmt;
fmt<span class="operator">.</span>setForeground(col);
mergeFormatOnWordOrSelection(fmt);
colorChanged(col);
}
<span class="type">void</span> TextEdit<span class="operator">::</span>textAlign(<span class="type"><a href="qaction.html">QAction</a></span> <span class="operator">*</span>a)
{
<span class="keyword">if</span> (a <span class="operator">=</span><span class="operator">=</span> actionAlignLeft)
textEdit<span class="operator">-</span><span class="operator">&gt;</span>setAlignment(<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>AlignLeft <span class="operator">|</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>AlignAbsolute);
<span class="keyword">else</span> <span class="keyword">if</span> (a <span class="operator">=</span><span class="operator">=</span> actionAlignCenter)
textEdit<span class="operator">-</span><span class="operator">&gt;</span>setAlignment(<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>AlignHCenter);
<span class="keyword">else</span> <span class="keyword">if</span> (a <span class="operator">=</span><span class="operator">=</span> actionAlignRight)
textEdit<span class="operator">-</span><span class="operator">&gt;</span>setAlignment(<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>AlignRight <span class="operator">|</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>AlignAbsolute);
<span class="keyword">else</span> <span class="keyword">if</span> (a <span class="operator">=</span><span class="operator">=</span> actionAlignJustify)
textEdit<span class="operator">-</span><span class="operator">&gt;</span>setAlignment(<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>AlignJustify);
}
<span class="type">void</span> TextEdit<span class="operator">::</span>currentCharFormatChanged(<span class="keyword">const</span> <span class="type"><a href="qtextcharformat.html">QTextCharFormat</a></span> <span class="operator">&amp;</span>format)
{
fontChanged(format<span class="operator">.</span>font());
colorChanged(format<span class="operator">.</span>foreground()<span class="operator">.</span>color());
}
<span class="type">void</span> TextEdit<span class="operator">::</span>cursorPositionChanged()
{
alignmentChanged(textEdit<span class="operator">-</span><span class="operator">&gt;</span>alignment());
}
<span class="type">void</span> TextEdit<span class="operator">::</span>clipboardDataChanged()
{
<span class="preprocessor">#ifndef QT_NO_CLIPBOARD</span>
<span class="keyword">if</span> (<span class="keyword">const</span> <span class="type"><a href="qmimedata.html">QMimeData</a></span> <span class="operator">*</span>md <span class="operator">=</span> <span class="type"><a href="qapplication.html">QApplication</a></span><span class="operator">::</span>clipboard()<span class="operator">-</span><span class="operator">&gt;</span>mimeData())
actionPaste<span class="operator">-</span><span class="operator">&gt;</span>setEnabled(md<span class="operator">-</span><span class="operator">&gt;</span>hasText());
<span class="preprocessor">#endif</span>
}
<span class="type">void</span> TextEdit<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">&quot;About&quot;</span>)<span class="operator">,</span> tr(<span class="string">&quot;This example demonstrates Qt's &quot;</span>
<span class="string">&quot;rich text editing facilities in action, providing an example &quot;</span>
<span class="string">&quot;document for you to experiment with.&quot;</span>));
}
<span class="type">void</span> TextEdit<span class="operator">::</span>mergeFormatOnWordOrSelection(<span class="keyword">const</span> <span class="type"><a href="qtextcharformat.html">QTextCharFormat</a></span> <span class="operator">&amp;</span>format)
{
<span class="type"><a href="qtextcursor.html">QTextCursor</a></span> cursor <span class="operator">=</span> textEdit<span class="operator">-</span><span class="operator">&gt;</span>textCursor();
<span class="keyword">if</span> (<span class="operator">!</span>cursor<span class="operator">.</span>hasSelection())
cursor<span class="operator">.</span>select(<span class="type"><a href="qtextcursor.html">QTextCursor</a></span><span class="operator">::</span>WordUnderCursor);
cursor<span class="operator">.</span>mergeCharFormat(format);
textEdit<span class="operator">-</span><span class="operator">&gt;</span>mergeCurrentCharFormat(format);
}
<span class="type">void</span> TextEdit<span class="operator">::</span>fontChanged(<span class="keyword">const</span> <span class="type"><a href="qfont.html">QFont</a></span> <span class="operator">&amp;</span>f)
{
comboFont<span class="operator">-</span><span class="operator">&gt;</span>setCurrentIndex(comboFont<span class="operator">-</span><span class="operator">&gt;</span>findText(<span class="type"><a href="qfontinfo.html">QFontInfo</a></span>(f)<span class="operator">.</span>family()));
comboSize<span class="operator">-</span><span class="operator">&gt;</span>setCurrentIndex(comboSize<span class="operator">-</span><span class="operator">&gt;</span>findText(<span class="type"><a href="qstring.html">QString</a></span><span class="operator">::</span>number(f<span class="operator">.</span>pointSize())));
actionTextBold<span class="operator">-</span><span class="operator">&gt;</span>setChecked(f<span class="operator">.</span>bold());
actionTextItalic<span class="operator">-</span><span class="operator">&gt;</span>setChecked(f<span class="operator">.</span>italic());
actionTextUnderline<span class="operator">-</span><span class="operator">&gt;</span>setChecked(f<span class="operator">.</span>underline());
}
<span class="type">void</span> TextEdit<span class="operator">::</span>colorChanged(<span class="keyword">const</span> <span class="type"><a href="qcolor.html">QColor</a></span> <span class="operator">&amp;</span>c)
{
<span class="type"><a href="qpixmap.html">QPixmap</a></span> pix(<span class="number">16</span><span class="operator">,</span> <span class="number">16</span>);
pix<span class="operator">.</span>fill(c);
actionTextColor<span class="operator">-</span><span class="operator">&gt;</span>setIcon(pix);
}
<span class="type">void</span> TextEdit<span class="operator">::</span>alignmentChanged(<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>Alignment a)
{
<span class="keyword">if</span> (a <span class="operator">&amp;</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>AlignLeft) {
actionAlignLeft<span class="operator">-</span><span class="operator">&gt;</span>setChecked(<span class="keyword">true</span>);
} <span class="keyword">else</span> <span class="keyword">if</span> (a <span class="operator">&amp;</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>AlignHCenter) {
actionAlignCenter<span class="operator">-</span><span class="operator">&gt;</span>setChecked(<span class="keyword">true</span>);
} <span class="keyword">else</span> <span class="keyword">if</span> (a <span class="operator">&amp;</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>AlignRight) {
actionAlignRight<span class="operator">-</span><span class="operator">&gt;</span>setChecked(<span class="keyword">true</span>);
} <span class="keyword">else</span> <span class="keyword">if</span> (a <span class="operator">&amp;</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>AlignJustify) {
actionAlignJustify<span class="operator">-</span><span class="operator">&gt;</span>setChecked(<span class="keyword">true</span>);
}
}</pre>
</div>
<!-- @@@demos/textedit/textedit.cpp -->
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