<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE html> <html lang="en"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>previewform.cpp Example File | Qt Widgets 5.12.6</title> <link rel="stylesheet" type="text/css" href="style/offline-simple.css" /> <script type="text/javascript"> document.getElementsByTagName("link").item(0).setAttribute("href", "style/offline.css"); // loading style sheet breaks anchors that were jumped to before // so force jumping to anchor again setTimeout(function() { var anchor = location.hash; // need to jump to different anchor first (e.g. none) location.hash = "#"; setTimeout(function() { location.hash = anchor; }, 0); }, 0); </script> </head> <body> <div class="header" id="qtdocheader"> <div class="main"> <div class="main-rounded"> <div class="navigationbar"> <table><tr> <td >Qt 5.12</td><td ><a href="qtwidgets-index.html">Qt Widgets</a></td><td ><a href="qtwidgets-tools-codecs-example.html">Text Codecs Example</a></td><td >previewform.cpp Example File</td></tr></table><table class="buildversion"><tr> <td id="buildversion" width="100%" align="right"><a href="qtwidgets-index.html">Qt 5.12.6 Reference Documentation</a></td> </tr></table> </div> </div> <div class="content"> <div class="line"> <div class="content mainContent"> <div class="sidebar"><div class="sidebar-content" id="sidebar-content"></div></div> <h1 class="title">previewform.cpp Example File</h1> <span class="subtitle">tools/codecs/previewform.cpp</span> <!-- $$$tools/codecs/previewform.cpp-description --> <div class="descr"> <a name="details"></a> <pre class="cpp"> <span class="comment">/**************************************************************************** ** ** Copyright (C) 2016 The Qt Company Ltd. ** Contact: https://www.qt.io/licensing/ ** ** This file is part of the examples of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:BSD$ ** 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 https://www.qt.io/terms-conditions. For further ** information use the contact form at https://www.qt.io/contact-us. ** ** BSD License Usage ** Alternatively, 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 "previewform.h"</span> <span class="comment">// Helpers for creating hex dumps</span> <span class="keyword">static</span> <span class="type">void</span> indent(<span class="type"><a href="../qtcore/qtextstream.html">QTextStream</a></span> <span class="operator">&</span>str<span class="operator">,</span> <span class="type">int</span> indent) { <span class="keyword">for</span> (<span class="type">int</span> i <span class="operator">=</span> <span class="number">0</span>; i <span class="operator"><</span> indent; <span class="operator">+</span><span class="operator">+</span>i) str <span class="operator"><</span><span class="operator"><</span> <span class="char">' '</span>; } <span class="keyword">static</span> <span class="type">void</span> formatHex(<span class="type"><a href="../qtcore/qtextstream.html">QTextStream</a></span> <span class="operator">&</span>str<span class="operator">,</span> <span class="keyword">const</span> <span class="type"><a href="../qtcore/qbytearray.html">QByteArray</a></span> <span class="operator">&</span>data) { <span class="keyword">const</span> <span class="type">int</span> fieldWidth <span class="operator">=</span> str<span class="operator">.</span>fieldWidth(); <span class="keyword">const</span> <span class="type"><a href="../qtcore/qtextstream.html">QTextStream</a></span><span class="operator">::</span>FieldAlignment alignment <span class="operator">=</span> str<span class="operator">.</span>fieldAlignment(); <span class="keyword">const</span> <span class="type">int</span> base <span class="operator">=</span> str<span class="operator">.</span>integerBase(); <span class="keyword">const</span> <span class="type"><a href="../qtcore/qchar.html">QChar</a></span> padChar <span class="operator">=</span> str<span class="operator">.</span>padChar(); str<span class="operator">.</span>setIntegerBase(<span class="number">16</span>); str<span class="operator">.</span>setPadChar(QLatin1Char(<span class="char">'0'</span>)); str<span class="operator">.</span>setFieldAlignment(<span class="type"><a href="../qtcore/qtextstream.html">QTextStream</a></span><span class="operator">::</span>AlignRight); <span class="keyword">const</span> <span class="type">unsigned</span> <span class="type">char</span> <span class="operator">*</span>p <span class="operator">=</span> <span class="keyword">reinterpret_cast</span><span class="operator"><</span><span class="keyword">const</span> <span class="type">unsigned</span> <span class="type">char</span> <span class="operator">*</span><span class="operator">></span>(data<span class="operator">.</span>constBegin()); <span class="keyword">for</span> (<span class="keyword">const</span> <span class="type">unsigned</span> <span class="type">char</span> <span class="operator">*</span>end <span class="operator">=</span> p <span class="operator">+</span> data<span class="operator">.</span>size(); p <span class="operator"><</span> end; <span class="operator">+</span><span class="operator">+</span>p) { str <span class="operator"><</span><span class="operator"><</span> <span class="char">' '</span>; str<span class="operator">.</span>setFieldWidth(<span class="number">2</span>); str <span class="operator"><</span><span class="operator"><</span> <span class="type">unsigned</span>(<span class="operator">*</span>p); str<span class="operator">.</span>setFieldWidth(fieldWidth); } str<span class="operator">.</span>setFieldAlignment(alignment); str<span class="operator">.</span>setPadChar(padChar); str<span class="operator">.</span>setIntegerBase(base); } <span class="keyword">static</span> <span class="type">void</span> formatPrintableCharacters(<span class="type"><a href="../qtcore/qtextstream.html">QTextStream</a></span> <span class="operator">&</span>str<span class="operator">,</span> <span class="keyword">const</span> <span class="type"><a href="../qtcore/qbytearray.html">QByteArray</a></span> <span class="operator">&</span>data) { <span class="keyword">for</span> (<span class="type">int</span> i <span class="operator">=</span> <span class="number">0</span><span class="operator">,</span> size <span class="operator">=</span> data<span class="operator">.</span>size(); i <span class="operator"><</span> size; <span class="operator">+</span><span class="operator">+</span>i) { <span class="keyword">const</span> <span class="type">char</span> c <span class="operator">=</span> data<span class="operator">.</span>at(i); <span class="keyword">switch</span> (c) { <span class="keyword">case</span> <span class="char">'\0'</span>: str <span class="operator"><</span><span class="operator"><</span> <span class="string">"\\0"</span>; <span class="keyword">break</span>; <span class="keyword">case</span> <span class="char">'\t'</span>: str <span class="operator"><</span><span class="operator"><</span> <span class="string">"\\t"</span>; <span class="keyword">break</span>; <span class="keyword">case</span> <span class="char">'\r'</span>: str <span class="operator"><</span><span class="operator"><</span> <span class="string">"\\r"</span>; <span class="keyword">break</span>; <span class="keyword">case</span> <span class="char">'\n'</span>: str <span class="operator"><</span><span class="operator"><</span> <span class="string">"\\n"</span>; <span class="keyword">break</span>; <span class="keyword">default</span>: <span class="keyword">if</span> (c <span class="operator">></span><span class="operator">=</span> <span class="number">32</span> <span class="operator">&</span><span class="operator">&</span> <span class="type"><a href="../qtcore/qtglobal.html#uchar-typedef">uchar</a></span>(c) <span class="operator"><</span> <span class="number">127</span>) str <span class="operator"><</span><span class="operator"><</span> <span class="char">' '</span> <span class="operator"><</span><span class="operator"><</span> c; <span class="keyword">else</span> str <span class="operator"><</span><span class="operator"><</span> <span class="string">".."</span>; <span class="keyword">break</span>; } } } <span class="keyword">static</span> <span class="type"><a href="../qtcore/qstring.html">QString</a></span> formatHexDump(<span class="keyword">const</span> <span class="type"><a href="../qtcore/qbytearray.html">QByteArray</a></span> <span class="operator">&</span>data) { <span class="keyword">enum</span> { lineWidth <span class="operator">=</span> <span class="number">16</span> }; <span class="type"><a href="../qtcore/qstring.html">QString</a></span> result; <span class="type"><a href="../qtcore/qtextstream.html">QTextStream</a></span> str(<span class="operator">&</span>result); str<span class="operator">.</span>setIntegerBase(<span class="number">16</span>); str<span class="operator">.</span>setPadChar(QLatin1Char(<span class="char">'0'</span>)); <span class="keyword">const</span> <span class="type">int</span> fieldWidth <span class="operator">=</span> str<span class="operator">.</span>fieldWidth(); <span class="keyword">const</span> <span class="type"><a href="../qtcore/qtextstream.html">QTextStream</a></span><span class="operator">::</span>FieldAlignment alignment <span class="operator">=</span> str<span class="operator">.</span>fieldAlignment(); <span class="keyword">for</span> (<span class="type">int</span> a <span class="operator">=</span> <span class="number">0</span><span class="operator">,</span> size <span class="operator">=</span> data<span class="operator">.</span>size(); a <span class="operator"><</span> size; a <span class="operator">+</span><span class="operator">=</span> lineWidth) { str<span class="operator">.</span>setFieldAlignment(<span class="type"><a href="../qtcore/qtextstream.html">QTextStream</a></span><span class="operator">::</span>AlignRight); str<span class="operator">.</span>setFieldWidth(<span class="number">8</span>); str <span class="operator"><</span><span class="operator"><</span> a; str<span class="operator">.</span>setFieldWidth(fieldWidth); str<span class="operator">.</span>setFieldAlignment(alignment); <span class="keyword">const</span> <span class="type">int</span> end <span class="operator">=</span> <a href="../qtcore/qtglobal.html#qMin">qMin</a>(a <span class="operator">+</span> lineWidth<span class="operator">,</span> size); <span class="keyword">const</span> <span class="type"><a href="../qtcore/qbytearray.html">QByteArray</a></span> line <span class="operator">=</span> data<span class="operator">.</span>mid(a<span class="operator">,</span> end <span class="operator">-</span> a); formatHex(str<span class="operator">,</span> line); indent(str<span class="operator">,</span> <span class="number">3</span> <span class="operator">*</span> (lineWidth <span class="operator">-</span> line<span class="operator">.</span>size())); str <span class="operator"><</span><span class="operator"><</span> <span class="char">' '</span>; formatPrintableCharacters(str<span class="operator">,</span> line); indent(str<span class="operator">,</span> <span class="number">2</span> <span class="operator">*</span> (lineWidth <span class="operator">-</span> line<span class="operator">.</span>size())); str <span class="operator"><</span><span class="operator"><</span> <span class="char">'\n'</span>; } <span class="keyword">return</span> result; } PreviewForm<span class="operator">::</span>PreviewForm(<span class="type"><a href="qwidget.html">QWidget</a></span> <span class="operator">*</span>parent) : <span class="type"><a href="qdialog.html">QDialog</a></span>(parent) { setWindowFlags(windowFlags() <span class="operator">&</span> <span class="operator">~</span><span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>WindowContextHelpButtonHint); encodingComboBox <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qcombobox.html">QComboBox</a></span>; <span class="type"><a href="qlabel.html">QLabel</a></span> <span class="operator">*</span>encodingLabel <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qlabel.html">QLabel</a></span>(tr(<span class="string">"&Encoding:"</span>)); encodingLabel<span class="operator">-</span><span class="operator">></span>setBuddy(encodingComboBox); textEdit <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qplaintextedit.html">QPlainTextEdit</a></span>; textEdit<span class="operator">-</span><span class="operator">></span>setLineWrapMode(<span class="type"><a href="qplaintextedit.html">QPlainTextEdit</a></span><span class="operator">::</span>NoWrap); textEdit<span class="operator">-</span><span class="operator">></span>setReadOnly(<span class="keyword">true</span>); hexDumpEdit <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qplaintextedit.html">QPlainTextEdit</a></span>; hexDumpEdit<span class="operator">-</span><span class="operator">></span>setLineWrapMode(<span class="type"><a href="qplaintextedit.html">QPlainTextEdit</a></span><span class="operator">::</span>NoWrap); hexDumpEdit<span class="operator">-</span><span class="operator">></span>setReadOnly(<span class="keyword">true</span>); hexDumpEdit<span class="operator">-</span><span class="operator">></span>setFont(<span class="type"><a href="../qtgui/qfontdatabase.html">QFontDatabase</a></span><span class="operator">::</span>systemFont(<span class="type"><a href="../qtgui/qfontdatabase.html">QFontDatabase</a></span><span class="operator">::</span>FixedFont)); <span class="type"><a href="qdialogbuttonbox.html">QDialogButtonBox</a></span> <span class="operator">*</span>buttonBox <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qdialogbuttonbox.html">QDialogButtonBox</a></span>(<span class="type"><a href="qdialogbuttonbox.html">QDialogButtonBox</a></span><span class="operator">::</span>Ok <span class="operator">|</span> <span class="type"><a href="qdialogbuttonbox.html">QDialogButtonBox</a></span><span class="operator">::</span>Cancel); okButton <span class="operator">=</span> buttonBox<span class="operator">-</span><span class="operator">></span>button(<span class="type"><a href="qdialogbuttonbox.html">QDialogButtonBox</a></span><span class="operator">::</span>Ok); connect(encodingComboBox<span class="operator">,</span> <span class="type">QOverload</span><span class="operator"><</span><span class="type">int</span><span class="operator">></span><span class="operator">::</span>of(<span class="operator">&</span><span class="type"><a href="qcombobox.html">QComboBox</a></span><span class="operator">::</span>activated)<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> <span class="operator">&</span>PreviewForm<span class="operator">::</span>updateTextEdit); connect(buttonBox<span class="operator">,</span> <span class="operator">&</span><span class="type"><a href="qdialogbuttonbox.html">QDialogButtonBox</a></span><span class="operator">::</span>accepted<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> <span class="operator">&</span><span class="type"><a href="qdialog.html">QDialog</a></span><span class="operator">::</span>accept); connect(buttonBox<span class="operator">,</span> <span class="operator">&</span><span class="type"><a href="qdialogbuttonbox.html">QDialogButtonBox</a></span><span class="operator">::</span>rejected<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> <span class="operator">&</span><span class="type"><a href="qdialog.html">QDialog</a></span><span class="operator">::</span>reject); <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>(<span class="keyword">this</span>); mainLayout<span class="operator">-</span><span class="operator">></span>addWidget(encodingLabel<span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="number">0</span>); mainLayout<span class="operator">-</span><span class="operator">></span>addWidget(encodingComboBox<span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="number">1</span>); tabWidget <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qtabwidget.html">QTabWidget</a></span>; tabWidget<span class="operator">-</span><span class="operator">></span>addTab(textEdit<span class="operator">,</span> tr(<span class="string">"Preview"</span>)); tabWidget<span class="operator">-</span><span class="operator">></span>addTab(hexDumpEdit<span class="operator">,</span> tr(<span class="string">"Hex Dump"</span>)); mainLayout<span class="operator">-</span><span class="operator">></span>addWidget(tabWidget<span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">2</span>); statusLabel <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qlabel.html">QLabel</a></span>; mainLayout<span class="operator">-</span><span class="operator">></span>addWidget(statusLabel<span class="operator">,</span> <span class="number">2</span><span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">2</span>); mainLayout<span class="operator">-</span><span class="operator">></span>addWidget(buttonBox<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>); <span class="keyword">const</span> <span class="type"><a href="../qtcore/qrect.html">QRect</a></span> screenGeometry <span class="operator">=</span> <span class="type"><a href="qapplication.html">QApplication</a></span><span class="operator">::</span>desktop()<span class="operator">-</span><span class="operator">></span>screenGeometry(<span class="keyword">this</span>); resize(screenGeometry<span class="operator">.</span>width() <span class="operator">*</span> <span class="number">2</span> <span class="operator">/</span> <span class="number">5</span><span class="operator">,</span> screenGeometry<span class="operator">.</span>height() <span class="operator">/</span> <span class="number">2</span>); } <span class="type">void</span> PreviewForm<span class="operator">::</span>setCodecList(<span class="keyword">const</span> <span class="type"><a href="../qtcore/qlist.html">QList</a></span><span class="operator"><</span><span class="type"><a href="../qtcore/qtextcodec.html">QTextCodec</a></span> <span class="operator">*</span><span class="operator">></span> <span class="operator">&</span>list) { encodingComboBox<span class="operator">-</span><span class="operator">></span>clear(); foreach (<span class="keyword">const</span> <span class="type"><a href="../qtcore/qtextcodec.html">QTextCodec</a></span> <span class="operator">*</span>codec<span class="operator">,</span> list) { encodingComboBox<span class="operator">-</span><span class="operator">></span>addItem(QLatin1String(codec<span class="operator">-</span><span class="operator">></span>name())<span class="operator">,</span> <span class="type"><a href="../qtcore/qvariant.html">QVariant</a></span>(codec<span class="operator">-</span><span class="operator">></span>mibEnum())); } } <span class="type">void</span> PreviewForm<span class="operator">::</span>reset() { decodedStr<span class="operator">.</span>clear(); textEdit<span class="operator">-</span><span class="operator">></span>clear(); hexDumpEdit<span class="operator">-</span><span class="operator">></span>clear(); statusLabel<span class="operator">-</span><span class="operator">></span>clear(); statusLabel<span class="operator">-</span><span class="operator">></span>setStyleSheet(<span class="type"><a href="../qtcore/qstring.html">QString</a></span>()); okButton<span class="operator">-</span><span class="operator">></span>setEnabled(<span class="keyword">false</span>); tabWidget<span class="operator">-</span><span class="operator">></span>setCurrentIndex(<span class="number">0</span>); } <span class="type">void</span> PreviewForm<span class="operator">::</span>setEncodedData(<span class="keyword">const</span> <span class="type"><a href="../qtcore/qbytearray.html">QByteArray</a></span> <span class="operator">&</span>data) { reset(); encodedData <span class="operator">=</span> data; hexDumpEdit<span class="operator">-</span><span class="operator">></span>setPlainText(formatHexDump(data)); updateTextEdit(); } <span class="type">void</span> PreviewForm<span class="operator">::</span>updateTextEdit() { <span class="type">int</span> mib <span class="operator">=</span> encodingComboBox<span class="operator">-</span><span class="operator">></span>itemData( encodingComboBox<span class="operator">-</span><span class="operator">></span>currentIndex())<span class="operator">.</span>toInt(); <span class="keyword">const</span> <span class="type"><a href="../qtcore/qtextcodec.html">QTextCodec</a></span> <span class="operator">*</span>codec <span class="operator">=</span> <span class="type"><a href="../qtcore/qtextcodec.html">QTextCodec</a></span><span class="operator">::</span>codecForMib(mib); <span class="keyword">const</span> <span class="type"><a href="../qtcore/qstring.html">QString</a></span> name <span class="operator">=</span> QLatin1String(codec<span class="operator">-</span><span class="operator">></span>name()); <span class="type"><a href="../qtcore/qtextcodec.html">QTextCodec</a></span><span class="operator">::</span>ConverterState state; decodedStr <span class="operator">=</span> codec<span class="operator">-</span><span class="operator">></span>toUnicode(encodedData<span class="operator">.</span>constData()<span class="operator">,</span> encodedData<span class="operator">.</span>size()<span class="operator">,</span> <span class="operator">&</span>state); bool success <span class="operator">=</span> <span class="keyword">true</span>; <span class="keyword">if</span> (state<span class="operator">.</span>remainingChars) { success <span class="operator">=</span> <span class="keyword">false</span>; <span class="keyword">const</span> <span class="type"><a href="../qtcore/qstring.html">QString</a></span> message <span class="operator">=</span> tr(<span class="string">"%1: conversion error at character %2"</span>) <span class="operator">.</span>arg(name)<span class="operator">.</span>arg(encodedData<span class="operator">.</span>size() <span class="operator">-</span> state<span class="operator">.</span>remainingChars <span class="operator">+</span> <span class="number">1</span>); statusLabel<span class="operator">-</span><span class="operator">></span>setText(message); statusLabel<span class="operator">-</span><span class="operator">></span>setStyleSheet(<span class="type"><a href="../qtcore/qstring.html#QStringLiteral">QStringLiteral</a></span>(<span class="string">"background-color: \"red\";"</span>)); } <span class="keyword">else</span> <span class="keyword">if</span> (state<span class="operator">.</span>invalidChars) { statusLabel<span class="operator">-</span><span class="operator">></span>setText(tr(<span class="string">"%1: %n invalid characters"</span><span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> state<span class="operator">.</span>invalidChars)<span class="operator">.</span>arg(name)); statusLabel<span class="operator">-</span><span class="operator">></span>setStyleSheet(<span class="type"><a href="../qtcore/qstring.html#QStringLiteral">QStringLiteral</a></span>(<span class="string">"background-color: \"yellow\";"</span>)); } <span class="keyword">else</span> { statusLabel<span class="operator">-</span><span class="operator">></span>setText(tr(<span class="string">"%1: %n bytes converted"</span><span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> encodedData<span class="operator">.</span>size())<span class="operator">.</span>arg(name)); statusLabel<span class="operator">-</span><span class="operator">></span>setStyleSheet(<span class="type"><a href="../qtcore/qstring.html">QString</a></span>()); } <span class="keyword">if</span> (success) textEdit<span class="operator">-</span><span class="operator">></span>setPlainText(decodedStr); <span class="keyword">else</span> textEdit<span class="operator">-</span><span class="operator">></span>clear(); okButton<span class="operator">-</span><span class="operator">></span>setEnabled(success); } </pre> </div> <!-- @@@tools/codecs/previewform.cpp --> </div> </div> </div> </div> </div> <div class="footer"> <p> <acronym title="Copyright">©</acronym> 2019 The Qt Company Ltd. Documentation contributions included herein are the copyrights of their respective owners.<br/> 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.<br/> Qt and respective logos are trademarks of The Qt Company Ltd. in Finland and/or other countries worldwide. All other trademarks are property of their respective owners. </p> </div> </body> </html>