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<h1 class="title">window.cpp Example File</h1>
<span class="subtitle">richtext/textobject/window.cpp</span>
<!-- $$$richtext/textobject/window.cpp-description -->
<div class="descr"> <a name="details"></a>
<pre class="cpp"><span class="comment">/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** You may use this file under the terms of the BSD license as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
** * Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** * Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in
** the documentation and/or other materials provided with the
** distribution.
** * Neither the name of The Qt Company Ltd nor the names of its
** contributors may be used to endorse or promote products derived
** from this software without specific prior written permission.
**
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
**
** $QT_END_LICENSE$
**
****************************************************************************/</span>
<span class="preprocessor">#include <QtWidgets></span>
<span class="preprocessor">#include <QtSvg></span>
<span class="preprocessor">#include "window.h"</span>
<span class="preprocessor">#include "svgtextobject.h"</span>
Window<span class="operator">::</span>Window()
{
setupGui();
setupTextObject();
setWindowTitle(<span class="string">"Text Object Example"</span>);
}
<span class="type">void</span> Window<span class="operator">::</span>insertTextObject()
{
<span class="type"><a href="../qtcore/qstring.html">QString</a></span> fileName <span class="operator">=</span> fileNameLineEdit<span class="operator">-</span><span class="operator">></span>text();
<span class="type"><a href="../qtcore/qfile.html">QFile</a></span> file(fileName);
<span class="keyword">if</span> (<span class="operator">!</span>file<span class="operator">.</span>open(<span class="type"><a href="../qtcore/qiodevice.html">QIODevice</a></span><span class="operator">::</span>ReadOnly)) {
<span class="type"><a href="../qtwidgets/qmessagebox.html">QMessageBox</a></span><span class="operator">::</span>warning(<span class="keyword">this</span><span class="operator">,</span> tr(<span class="string">"Error Opening File"</span>)<span class="operator">,</span>
tr(<span class="string">"Could not open '%1'"</span>)<span class="operator">.</span>arg(fileName));
}
<span class="type"><a href="../qtcore/qbytearray.html">QByteArray</a></span> svgData <span class="operator">=</span> file<span class="operator">.</span>readAll();
<span class="type"><a href="../qtgui/qtextcharformat.html">QTextCharFormat</a></span> svgCharFormat;
svgCharFormat<span class="operator">.</span>setObjectType(SvgTextFormat);
<span class="type"><a href="qsvgrenderer.html">QSvgRenderer</a></span> renderer(svgData);
<span class="type"><a href="../qtgui/qimage.html">QImage</a></span> svgBufferImage(renderer<span class="operator">.</span>defaultSize()<span class="operator">,</span> <span class="type"><a href="../qtgui/qimage.html">QImage</a></span><span class="operator">::</span>Format_ARGB32);
<span class="type"><a href="../qtgui/qpainter.html">QPainter</a></span> painter(<span class="operator">&</span>svgBufferImage);
renderer<span class="operator">.</span>render(<span class="operator">&</span>painter<span class="operator">,</span> svgBufferImage<span class="operator">.</span>rect());
svgCharFormat<span class="operator">.</span>setProperty(SvgData<span class="operator">,</span> svgBufferImage);
<span class="type"><a href="../qtgui/qtextcursor.html">QTextCursor</a></span> cursor <span class="operator">=</span> textEdit<span class="operator">-</span><span class="operator">></span>textCursor();
cursor<span class="operator">.</span>insertText(<span class="type"><a href="../qtcore/qstring.html">QString</a></span>(<span class="type"><a href="../qtcore/qchar.html">QChar</a></span><span class="operator">::</span>ObjectReplacementCharacter)<span class="operator">,</span> svgCharFormat);
textEdit<span class="operator">-</span><span class="operator">></span>setTextCursor(cursor);
}
<span class="type">void</span> Window<span class="operator">::</span>setupTextObject()
{
<span class="type"><a href="../qtcore/qobject.html">QObject</a></span> <span class="operator">*</span>svgInterface <span class="operator">=</span> <span class="keyword">new</span> SvgTextObject;
svgInterface<span class="operator">-</span><span class="operator">></span>setParent(<span class="keyword">this</span>);
textEdit<span class="operator">-</span><span class="operator">></span>document()<span class="operator">-</span><span class="operator">></span>documentLayout()<span class="operator">-</span><span class="operator">></span>registerHandler(SvgTextFormat<span class="operator">,</span> svgInterface);
}
<span class="type">void</span> Window<span class="operator">::</span>setupGui()
{
fileNameLabel <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="../qtwidgets/qlabel.html">QLabel</a></span>(tr(<span class="string">"Svg File Name:"</span>));
fileNameLineEdit <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="../qtwidgets/qlineedit.html">QLineEdit</a></span>;
insertTextObjectButton <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="../qtwidgets/qpushbutton.html">QPushButton</a></span>(tr(<span class="string">"Insert Image"</span>));
fileNameLineEdit<span class="operator">-</span><span class="operator">></span>setText(<span class="string">":/files/heart.svg"</span>);
connect(insertTextObjectButton<span class="operator">,</span> SIGNAL(clicked())<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(insertTextObject()));
<span class="type"><a href="../qtwidgets/qhboxlayout.html">QHBoxLayout</a></span> <span class="operator">*</span>bottomLayout <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="../qtwidgets/qhboxlayout.html">QHBoxLayout</a></span>;
bottomLayout<span class="operator">-</span><span class="operator">></span>addWidget(fileNameLabel);
bottomLayout<span class="operator">-</span><span class="operator">></span>addWidget(fileNameLineEdit);
bottomLayout<span class="operator">-</span><span class="operator">></span>addWidget(insertTextObjectButton);
textEdit <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="../qtwidgets/qtextedit.html">QTextEdit</a></span>;
<span class="type"><a href="../qtwidgets/qvboxlayout.html">QVBoxLayout</a></span> <span class="operator">*</span>mainLayout <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="../qtwidgets/qvboxlayout.html">QVBoxLayout</a></span>;
mainLayout<span class="operator">-</span><span class="operator">></span>addWidget(textEdit);
mainLayout<span class="operator">-</span><span class="operator">></span>addLayout(bottomLayout);
setLayout(mainLayout);
}</pre>
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<!-- @@@richtext/textobject/window.cpp -->
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