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<h1 class="title">encodingdialog.cpp Example File</h1>
<span class="subtitle">tools/codecs/encodingdialog.cpp</span>
<!-- $$$tools/codecs/encodingdialog.cpp-description -->
<div class="descr"> <a name="details"></a>
<pre class="cpp">
<span class="comment">/****************************************************************************
**
** Copyright (C) 2018 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 "encodingdialog.h"</span>
<span class="preprocessor">#if QT_CONFIG(action)</span>
<span class="preprocessor"># include <QAction></span>
<span class="preprocessor">#endif</span>
<span class="preprocessor">#include <QDialogButtonBox></span>
<span class="preprocessor">#include <QFormLayout></span>
<span class="preprocessor">#include <QLabel></span>
<span class="preprocessor">#include <QLineEdit></span>
<span class="preprocessor">#include <QVBoxLayout></span>
<span class="preprocessor">#if QT_CONFIG(clipboard)</span>
<span class="preprocessor"># include <QGuiApplication></span>
<span class="preprocessor"># include <QClipboard></span>
<span class="preprocessor">#endif</span>
<span class="preprocessor">#include <QTextStream></span>
<span class="comment">// Helpers for formatting character sequences</span>
<span class="comment">// Format a special character like '\x0a'</span>
<span class="keyword">template</span> <span class="operator"><</span><span class="keyword">class</span> Int<span class="operator">></span>
<span class="keyword">static</span> <span class="type">void</span> formatEscapedNumber(<span class="type"><a href="../qtcore/qtextstream.html">QTextStream</a></span> <span class="operator">&</span>str<span class="operator">,</span> Int value<span class="operator">,</span> <span class="type">int</span> base<span class="operator">,</span>
<span class="type">int</span> width <span class="operator">=</span> <span class="number">0</span><span class="operator">,</span><span class="type">char</span> prefix <span class="operator">=</span> <span class="number">0</span>)
{
str <span class="operator"><</span><span class="operator"><</span> <span class="char">'\\'</span>;
<span class="keyword">if</span> (prefix)
str <span class="operator"><</span><span class="operator"><</span> prefix;
<span class="keyword">const</span> <span class="keyword">auto</span> oldPadChar <span class="operator">=</span> str<span class="operator">.</span>padChar();
<span class="keyword">const</span> <span class="keyword">auto</span> oldFieldWidth <span class="operator">=</span> str<span class="operator">.</span>fieldWidth();
<span class="keyword">const</span> <span class="keyword">auto</span> oldFieldAlignment <span class="operator">=</span> str<span class="operator">.</span>fieldAlignment();
<span class="keyword">const</span> <span class="keyword">auto</span> oldIntegerBase <span class="operator">=</span> str<span class="operator">.</span>integerBase();
str<span class="operator">.</span>setPadChar(QLatin1Char(<span class="char">'0'</span>));
str<span class="operator">.</span>setFieldWidth(width);
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>setIntegerBase(base);
str <span class="operator"><</span><span class="operator"><</span> value;
str<span class="operator">.</span>setIntegerBase(oldIntegerBase);
str<span class="operator">.</span>setFieldAlignment(oldFieldAlignment);
str<span class="operator">.</span>setFieldWidth(oldFieldWidth);
str<span class="operator">.</span>setPadChar(oldPadChar);
}
<span class="keyword">template</span> <span class="operator"><</span><span class="keyword">class</span> Int<span class="operator">></span>
<span class="keyword">static</span> bool formatSpecialCharacter(<span class="type"><a href="../qtcore/qtextstream.html">QTextStream</a></span> <span class="operator">&</span>str<span class="operator">,</span> Int value)
{
bool result <span class="operator">=</span> <span class="keyword">true</span>;
<span class="keyword">switch</span> (value) {
<span class="keyword">case</span> <span class="char">'\\'</span>:
str <span class="operator"><</span><span class="operator"><</span> <span class="string">"\\\\"</span>;
<span class="keyword">break</span>;
<span class="keyword">case</span> <span class="char">'\"'</span>:
str <span class="operator"><</span><span class="operator"><</span> <span class="string">"\\\""</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>:
result <span class="operator">=</span> <span class="keyword">false</span>;
<span class="keyword">break</span>;
}
<span class="keyword">return</span> result;
}
<span class="comment">// Format a sequence of characters (QChar, ushort (UTF-16), uint (UTF-32)</span>
<span class="comment">// or just char (Latin1, Utf-8)) with the help of traits specifying</span>
<span class="comment">// how to obtain the code for checking the printable-ness and how to</span>
<span class="comment">// stream out the plain ASCII values.</span>
<span class="keyword">template</span> <span class="operator"><</span>EncodingDialog<span class="operator">::</span>Encoding<span class="operator">></span>
<span class="keyword">struct</span> FormattingTraits
{
};
<span class="keyword">template</span> <span class="operator"><</span><span class="operator">></span>
<span class="keyword">struct</span> FormattingTraits<span class="operator"><</span>EncodingDialog<span class="operator">::</span>Unicode<span class="operator">></span>
{
<span class="keyword">static</span> <span class="type"><a href="../qtcore/qtglobal.html#ushort-typedef">ushort</a></span> code(<span class="type"><a href="../qtcore/qchar.html">QChar</a></span> c) { <span class="keyword">return</span> c<span class="operator">.</span>unicode(); }
<span class="keyword">static</span> <span class="type">char</span> toAscii(<span class="type"><a href="../qtcore/qchar.html">QChar</a></span> c) { <span class="keyword">return</span> c<span class="operator">.</span>toLatin1(); }
};
<span class="keyword">template</span> <span class="operator"><</span><span class="operator">></span>
<span class="keyword">struct</span> FormattingTraits<span class="operator"><</span>EncodingDialog<span class="operator">::</span>Utf8<span class="operator">></span>
{
<span class="keyword">static</span> <span class="type"><a href="../qtcore/qtglobal.html#ushort-typedef">ushort</a></span> code(<span class="type">char</span> c) { <span class="keyword">return</span> <span class="type"><a href="../qtcore/qtglobal.html#uchar-typedef">uchar</a></span>(c); }
<span class="keyword">static</span> <span class="type">char</span> toAscii(<span class="type">char</span> c) { <span class="keyword">return</span> c; }
};
<span class="keyword">template</span> <span class="operator"><</span><span class="operator">></span>
<span class="keyword">struct</span> FormattingTraits<span class="operator"><</span>EncodingDialog<span class="operator">::</span>Utf16<span class="operator">></span>
{
<span class="keyword">static</span> <span class="type"><a href="../qtcore/qtglobal.html#ushort-typedef">ushort</a></span> code(<span class="type"><a href="../qtcore/qtglobal.html#ushort-typedef">ushort</a></span> c) { <span class="keyword">return</span> c; }
<span class="keyword">static</span> <span class="type">char</span> toAscii(<span class="type"><a href="../qtcore/qtglobal.html#ushort-typedef">ushort</a></span> c) { <span class="keyword">return</span> <span class="type">char</span>(c); }
};
<span class="keyword">template</span> <span class="operator"><</span><span class="operator">></span>
<span class="keyword">struct</span> FormattingTraits<span class="operator"><</span>EncodingDialog<span class="operator">::</span>Utf32<span class="operator">></span>
{
<span class="keyword">static</span> <span class="type"><a href="../qtcore/qtglobal.html#uint-typedef">uint</a></span> code(<span class="type"><a href="../qtcore/qtglobal.html#uint-typedef">uint</a></span> c) { <span class="keyword">return</span> c; }
<span class="keyword">static</span> <span class="type">char</span> toAscii(<span class="type"><a href="../qtcore/qtglobal.html#uint-typedef">uint</a></span> c) { <span class="keyword">return</span> <span class="type">char</span>(c); }
};
<span class="keyword">template</span> <span class="operator"><</span><span class="operator">></span>
<span class="keyword">struct</span> FormattingTraits<span class="operator"><</span>EncodingDialog<span class="operator">::</span>Latin1<span class="operator">></span>
{
<span class="keyword">static</span> <span class="type"><a href="../qtcore/qtglobal.html#uchar-typedef">uchar</a></span> code(<span class="type">char</span> c) { <span class="keyword">return</span> <span class="type"><a href="../qtcore/qtglobal.html#uchar-typedef">uchar</a></span>(c); }
<span class="keyword">static</span> <span class="type">char</span> toAscii(<span class="type">char</span> c) { <span class="keyword">return</span> c; }
};
<span class="keyword">static</span> bool isHexDigit(<span class="type">char</span> c)
{
<span class="keyword">return</span> (c <span class="operator">></span><span class="operator">=</span> <span class="char">'0'</span> <span class="operator">&</span><span class="operator">&</span> c <span class="operator"><</span><span class="operator">=</span> <span class="char">'9'</span>) <span class="operator">|</span><span class="operator">|</span> (c <span class="operator">></span><span class="operator">=</span> <span class="char">'a'</span> <span class="operator">&</span><span class="operator">&</span> c <span class="operator"><</span><span class="operator">=</span> <span class="char">'f'</span>)
<span class="operator">|</span><span class="operator">|</span> (c <span class="operator">></span><span class="operator">=</span> <span class="char">'A'</span> <span class="operator">&</span><span class="operator">&</span> c <span class="operator"><</span><span class="operator">=</span> <span class="char">'F'</span>);
}
<span class="keyword">template</span> <span class="operator"><</span>EncodingDialog<span class="operator">::</span>Encoding encoding<span class="operator">,</span> <span class="keyword">class</span> Iterator<span class="operator">></span>
<span class="keyword">static</span> <span class="type">void</span> formatStringSequence(<span class="type"><a href="../qtcore/qtextstream.html">QTextStream</a></span> <span class="operator">&</span>str<span class="operator">,</span> Iterator i1<span class="operator">,</span> Iterator i2<span class="operator">,</span>
<span class="type">int</span> escapeIntegerBase<span class="operator">,</span> <span class="type">int</span> escapeWidth<span class="operator">,</span>
<span class="type">char</span> escapePrefix <span class="operator">=</span> <span class="number">0</span>)
{
str <span class="operator"><</span><span class="operator"><</span> <span class="char">'"'</span>;
bool separateHexEscape <span class="operator">=</span> <span class="keyword">false</span>;
<span class="keyword">for</span> (; i1 <span class="operator">!</span><span class="operator">=</span> i2; <span class="operator">+</span><span class="operator">+</span>i1) {
<span class="keyword">const</span> <span class="keyword">auto</span> code <span class="operator">=</span> FormattingTraits<span class="operator"><</span>encoding<span class="operator">></span><span class="operator">::</span>code(<span class="operator">*</span>i1);
<span class="keyword">if</span> (code <span class="operator">></span><span class="operator">=</span> <span class="number">0x80</span>) {
formatEscapedNumber(str<span class="operator">,</span> code<span class="operator">,</span> escapeIntegerBase<span class="operator">,</span> escapeWidth<span class="operator">,</span> escapePrefix);
separateHexEscape <span class="operator">=</span> escapeIntegerBase <span class="operator">=</span><span class="operator">=</span> <span class="number">16</span> <span class="operator">&</span><span class="operator">&</span> escapeWidth <span class="operator">=</span><span class="operator">=</span> <span class="number">0</span>;
} <span class="keyword">else</span> {
<span class="keyword">if</span> (<span class="operator">!</span>formatSpecialCharacter(str<span class="operator">,</span> code)) {
<span class="keyword">const</span> <span class="type">char</span> c <span class="operator">=</span> FormattingTraits<span class="operator"><</span>encoding<span class="operator">></span><span class="operator">::</span>toAscii(<span class="operator">*</span>i1);
<span class="comment">// For variable width/hex: Terminate the literal to stop digit parsing</span>
<span class="comment">// ("\x12" "34...").</span>
<span class="keyword">if</span> (separateHexEscape <span class="operator">&</span><span class="operator">&</span> isHexDigit(c))
str <span class="operator"><</span><span class="operator"><</span> <span class="string">"\" \""</span>;
str <span class="operator"><</span><span class="operator"><</span> c;
}
separateHexEscape <span class="operator">=</span> <span class="keyword">false</span>;
}
}
str <span class="operator"><</span><span class="operator"><</span> <span class="char">'"'</span>;
}
<span class="keyword">static</span> <span class="type"><a href="../qtcore/qstring.html">QString</a></span> encodedString(<span class="keyword">const</span> <span class="type"><a href="../qtcore/qstring.html">QString</a></span> <span class="operator">&</span>value<span class="operator">,</span> EncodingDialog<span class="operator">::</span>Encoding e)
{
<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);
<span class="keyword">switch</span> (e) {
<span class="keyword">case</span> EncodingDialog<span class="operator">::</span>Unicode:
formatStringSequence<span class="operator"><</span>EncodingDialog<span class="operator">::</span>Unicode<span class="operator">></span>(str<span class="operator">,</span> value<span class="operator">.</span>cbegin()<span class="operator">,</span> value<span class="operator">.</span>cend()<span class="operator">,</span>
<span class="number">16</span><span class="operator">,</span> <span class="number">4</span><span class="operator">,</span> <span class="char">'u'</span>);
<span class="keyword">break</span>;
<span class="keyword">case</span> EncodingDialog<span class="operator">::</span>Utf8: {
<span class="keyword">const</span> <span class="type"><a href="../qtcore/qbytearray.html">QByteArray</a></span> utf8 <span class="operator">=</span> value<span class="operator">.</span>toUtf8();
str <span class="operator"><</span><span class="operator"><</span> <span class="string">"u8"</span>;
formatStringSequence<span class="operator"><</span>EncodingDialog<span class="operator">::</span>Utf8<span class="operator">></span>(str<span class="operator">,</span> utf8<span class="operator">.</span>cbegin()<span class="operator">,</span> utf8<span class="operator">.</span>cend()<span class="operator">,</span>
<span class="number">8</span><span class="operator">,</span> <span class="number">3</span>);
}
<span class="keyword">break</span>;
<span class="keyword">case</span> EncodingDialog<span class="operator">::</span>Utf16: {
<span class="keyword">auto</span> utf16 <span class="operator">=</span> value<span class="operator">.</span>utf16();
<span class="keyword">auto</span> utf16End <span class="operator">=</span> utf16 <span class="operator">+</span> value<span class="operator">.</span>size();
str <span class="operator"><</span><span class="operator"><</span> <span class="char">'u'</span>;
formatStringSequence<span class="operator"><</span>EncodingDialog<span class="operator">::</span>Utf16<span class="operator">></span>(str<span class="operator">,</span> utf16<span class="operator">,</span> utf16End<span class="operator">,</span>
<span class="number">16</span><span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="char">'x'</span>);
}
<span class="keyword">break</span>;
<span class="keyword">case</span> EncodingDialog<span class="operator">::</span>Utf32: {
<span class="keyword">auto</span> utf32 <span class="operator">=</span> value<span class="operator">.</span>toUcs4();
str <span class="operator"><</span><span class="operator"><</span> <span class="char">'U'</span>;
formatStringSequence<span class="operator"><</span>EncodingDialog<span class="operator">::</span>Utf32<span class="operator">></span>(str<span class="operator">,</span> utf32<span class="operator">.</span>cbegin()<span class="operator">,</span> utf32<span class="operator">.</span>cend()<span class="operator">,</span>
<span class="number">16</span><span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="char">'x'</span>);
}
<span class="keyword">break</span>;
<span class="keyword">case</span> EncodingDialog<span class="operator">::</span>Latin1: {
<span class="keyword">const</span> <span class="type"><a href="../qtcore/qbytearray.html">QByteArray</a></span> latin1 <span class="operator">=</span> value<span class="operator">.</span>toLatin1();
formatStringSequence<span class="operator"><</span>EncodingDialog<span class="operator">::</span>Latin1<span class="operator">></span>(str<span class="operator">,</span> latin1<span class="operator">.</span>cbegin()<span class="operator">,</span> latin1<span class="operator">.</span>cend()<span class="operator">,</span>
<span class="number">16</span><span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="char">'x'</span>);
}
<span class="keyword">break</span>;
<span class="keyword">case</span> EncodingDialog<span class="operator">::</span>EncodingCount:
<span class="keyword">break</span>;
}
<span class="keyword">return</span> result;
}
<span class="comment">// Dialog helpers</span>
<span class="keyword">static</span> <span class="keyword">const</span> <span class="type">char</span> <span class="operator">*</span>encodingLabels<span class="operator">[</span><span class="operator">]</span>
{
QT_TRANSLATE_NOOP(<span class="string">"EncodingDialog"</span><span class="operator">,</span> <span class="string">"Unicode:"</span>)<span class="operator">,</span>
QT_TRANSLATE_NOOP(<span class="string">"EncodingDialog"</span><span class="operator">,</span> <span class="string">"UTF-8:"</span>)<span class="operator">,</span>
QT_TRANSLATE_NOOP(<span class="string">"EncodingDialog"</span><span class="operator">,</span> <span class="string">"UTF-16:"</span>)<span class="operator">,</span>
QT_TRANSLATE_NOOP(<span class="string">"EncodingDialog"</span><span class="operator">,</span> <span class="string">"UTF-32:"</span>)<span class="operator">,</span>
QT_TRANSLATE_NOOP(<span class="string">"EncodingDialog"</span><span class="operator">,</span> <span class="string">"Latin1:"</span>)
};
<span class="keyword">static</span> <span class="keyword">const</span> <span class="type">char</span> <span class="operator">*</span>encodingToolTips<span class="operator">[</span><span class="operator">]</span>
{
QT_TRANSLATE_NOOP(<span class="string">"EncodingDialog"</span><span class="operator">,</span> <span class="string">"Unicode points for use with any encoding (C++, Python)"</span>)<span class="operator">,</span>
QT_TRANSLATE_NOOP(<span class="string">"EncodingDialog"</span><span class="operator">,</span> <span class="string">"QString::fromUtf8()"</span>)<span class="operator">,</span>
QT_TRANSLATE_NOOP(<span class="string">"EncodingDialog"</span><span class="operator">,</span> <span class="string">"QStringViewLiteral(), wchar_t on Windows"</span>)<span class="operator">,</span>
QT_TRANSLATE_NOOP(<span class="string">"EncodingDialog"</span><span class="operator">,</span> <span class="string">"wchar_t on Unix (Ucs4)"</span>)<span class="operator">,</span>
QT_TRANSLATE_NOOP(<span class="string">"EncodingDialog"</span><span class="operator">,</span> <span class="string">"QLatin1String"</span>)
};
<span class="comment">// A read-only line edit with a tool button to copy the contents</span>
<span class="keyword">class</span> DisplayLineEdit : <span class="keyword">public</span> <span class="type"><a href="qlineedit.html">QLineEdit</a></span>
{
Q_OBJECT
<span class="keyword">public</span>:
<span class="keyword">explicit</span> DisplayLineEdit(<span class="keyword">const</span> <span class="type"><a href="../qtgui/qicon.html">QIcon</a></span> <span class="operator">&</span>icon<span class="operator">,</span> <span class="type"><a href="qwidget.html">QWidget</a></span> <span class="operator">*</span>parent <span class="operator">=</span> nullptr);
<span class="keyword">public</span> <span class="keyword">slots</span>:
<span class="type">void</span> copyAll();
};
DisplayLineEdit<span class="operator">::</span>DisplayLineEdit(<span class="keyword">const</span> <span class="type"><a href="../qtgui/qicon.html">QIcon</a></span> <span class="operator">&</span>icon<span class="operator">,</span> <span class="type"><a href="qwidget.html">QWidget</a></span> <span class="operator">*</span>parent) :
<span class="type"><a href="qlineedit.html">QLineEdit</a></span>(parent)
{
setReadOnly(<span class="keyword">true</span>);
<span class="preprocessor">#if QT_CONFIG(clipboard) && QT_CONFIG(action)</span>
<span class="keyword">auto</span> copyAction <span class="operator">=</span> addAction(icon<span class="operator">,</span> <span class="type"><a href="qlineedit.html">QLineEdit</a></span><span class="operator">::</span>TrailingPosition);
connect(copyAction<span class="operator">,</span> <span class="operator">&</span><span class="type"><a href="qaction.html">QAction</a></span><span class="operator">::</span>triggered<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> <span class="operator">&</span>DisplayLineEdit<span class="operator">::</span>copyAll);
<span class="preprocessor">#endif</span>
}
<span class="type">void</span> DisplayLineEdit<span class="operator">::</span>copyAll()
{
<span class="preprocessor">#if QT_CONFIG(clipboard)</span>
<span class="type"><a href="../qtgui/qguiapplication.html">QGuiApplication</a></span><span class="operator">::</span>clipboard()<span class="operator">-</span><span class="operator">></span>setText(text());
<span class="preprocessor">#endif</span>
}
<span class="keyword">static</span> <span class="type">void</span> addFormLayoutRow(<span class="type"><a href="qformlayout.html">QFormLayout</a></span> <span class="operator">*</span>formLayout<span class="operator">,</span> <span class="keyword">const</span> <span class="type"><a href="../qtcore/qstring.html">QString</a></span> <span class="operator">&</span>text<span class="operator">,</span>
<span class="type"><a href="qwidget.html">QWidget</a></span> <span class="operator">*</span>w<span class="operator">,</span> <span class="keyword">const</span> <span class="type"><a href="../qtcore/qstring.html">QString</a></span> <span class="operator">&</span>toolTip)
{
<span class="keyword">auto</span> label <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qlabel.html">QLabel</a></span>(text);
label<span class="operator">-</span><span class="operator">></span>setToolTip(toolTip);
w<span class="operator">-</span><span class="operator">></span>setToolTip(toolTip);
label<span class="operator">-</span><span class="operator">></span>setBuddy(w);
formLayout<span class="operator">-</span><span class="operator">></span>addRow(label<span class="operator">,</span> w);
}
EncodingDialog<span class="operator">::</span>EncodingDialog(<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);
setWindowTitle(tr(<span class="string">"Encodings"</span>));
<span class="keyword">auto</span> formLayout <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qformlayout.html">QFormLayout</a></span>;
<span class="keyword">auto</span> sourceLineEdit <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qlineedit.html">QLineEdit</a></span>(<span class="keyword">this</span>);
sourceLineEdit<span class="operator">-</span><span class="operator">></span>setClearButtonEnabled(<span class="keyword">true</span>);
connect(sourceLineEdit<span class="operator">,</span> <span class="operator">&</span><span class="type"><a href="qlineedit.html">QLineEdit</a></span><span class="operator">::</span>textChanged<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> <span class="operator">&</span>EncodingDialog<span class="operator">::</span>textChanged);
addFormLayoutRow(formLayout<span class="operator">,</span> tr(<span class="string">"&Source:"</span>)<span class="operator">,</span> sourceLineEdit<span class="operator">,</span> tr(<span class="string">"Enter text"</span>));
<span class="keyword">const</span> <span class="keyword">auto</span> copyIcon <span class="operator">=</span> <span class="type"><a href="../qtgui/qicon.html">QIcon</a></span><span class="operator">::</span>fromTheme(QLatin1String(<span class="string">"edit-copy"</span>)<span class="operator">,</span>
<span class="type"><a href="../qtgui/qicon.html">QIcon</a></span>(QLatin1String(<span class="string">":/images/editcopy"</span>)));
<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> EncodingCount; <span class="operator">+</span><span class="operator">+</span>i) {
m_lineEdits<span class="operator">[</span>i<span class="operator">]</span> <span class="operator">=</span> <span class="keyword">new</span> DisplayLineEdit(copyIcon<span class="operator">,</span> <span class="keyword">this</span>);
addFormLayoutRow(formLayout<span class="operator">,</span> tr(encodingLabels<span class="operator">[</span>i<span class="operator">]</span>)<span class="operator">,</span>
m_lineEdits<span class="operator">[</span>i<span class="operator">]</span><span class="operator">,</span> tr(encodingToolTips<span class="operator">[</span>i<span class="operator">]</span>));
}
<span class="keyword">auto</span> mainLayout <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qvboxlayout.html">QVBoxLayout</a></span>(<span class="keyword">this</span>);
mainLayout<span class="operator">-</span><span class="operator">></span>addLayout(formLayout);
<span class="keyword">auto</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>Close);
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);
mainLayout<span class="operator">-</span><span class="operator">></span>addWidget(buttonBox);
}
<span class="type">void</span> EncodingDialog<span class="operator">::</span>textChanged(<span class="keyword">const</span> <span class="type"><a href="../qtcore/qstring.html">QString</a></span> <span class="operator">&</span>t)
{
<span class="keyword">if</span> (t<span class="operator">.</span>isEmpty()) {
<span class="keyword">for</span> (<span class="keyword">auto</span> lineEdit : m_lineEdits)
lineEdit<span class="operator">-</span><span class="operator">></span>clear();
} <span class="keyword">else</span> {
<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> EncodingCount; <span class="operator">+</span><span class="operator">+</span>i)
m_lineEdits<span class="operator">[</span>i<span class="operator">]</span><span class="operator">-</span><span class="operator">></span>setText(encodedString(t<span class="operator">,</span> <span class="keyword">static_cast</span><span class="operator"><</span>Encoding<span class="operator">></span>(i)));
}
}
<span class="preprocessor">#include "encodingdialog.moc"</span>
</pre>
</div>
<!-- @@@tools/codecs/encodingdialog.cpp -->
</div>
</div>
</div>
</div>
</div>
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<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
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distrib
>
Mageia
>
7
>
armv7hl
>
media
>
core-updates
>
by-pkgid
>
d5e62c01ae8d1e579463c6a871dd44bf
>
files
>
4817
