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<h1 class="title">locationdialog.cpp Example File</h1>
<span class="small-subtitle">tools/settingseditor/locationdialog.cpp</span>
<!-- $$$tools/settingseditor/locationdialog.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:
**
** &quot;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
** &quot;AS IS&quot; 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.&quot;
**
** $QT_END_LICENSE$
**
****************************************************************************/</span>
<span class="preprocessor">#include &lt;QtGui&gt;</span>
<span class="preprocessor">#include &quot;locationdialog.h&quot;</span>
LocationDialog<span class="operator">::</span>LocationDialog(<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)
{
formatComboBox <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qcombobox.html">QComboBox</a></span>;
formatComboBox<span class="operator">-</span><span class="operator">&gt;</span>addItem(tr(<span class="string">&quot;Native&quot;</span>));
formatComboBox<span class="operator">-</span><span class="operator">&gt;</span>addItem(tr(<span class="string">&quot;INI&quot;</span>));
scopeComboBox <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qcombobox.html">QComboBox</a></span>;
scopeComboBox<span class="operator">-</span><span class="operator">&gt;</span>addItem(tr(<span class="string">&quot;User&quot;</span>));
scopeComboBox<span class="operator">-</span><span class="operator">&gt;</span>addItem(tr(<span class="string">&quot;System&quot;</span>));
organizationComboBox <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qcombobox.html">QComboBox</a></span>;
organizationComboBox<span class="operator">-</span><span class="operator">&gt;</span>addItem(tr(<span class="string">&quot;Trolltech&quot;</span>));
organizationComboBox<span class="operator">-</span><span class="operator">&gt;</span>setEditable(<span class="keyword">true</span>);
applicationComboBox <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qcombobox.html">QComboBox</a></span>;
applicationComboBox<span class="operator">-</span><span class="operator">&gt;</span>addItem(tr(<span class="string">&quot;Any&quot;</span>));
applicationComboBox<span class="operator">-</span><span class="operator">&gt;</span>addItem(tr(<span class="string">&quot;Application Example&quot;</span>));
applicationComboBox<span class="operator">-</span><span class="operator">&gt;</span>addItem(tr(<span class="string">&quot;Assistant&quot;</span>));
applicationComboBox<span class="operator">-</span><span class="operator">&gt;</span>addItem(tr(<span class="string">&quot;Designer&quot;</span>));
applicationComboBox<span class="operator">-</span><span class="operator">&gt;</span>addItem(tr(<span class="string">&quot;Linguist&quot;</span>));
applicationComboBox<span class="operator">-</span><span class="operator">&gt;</span>setEditable(<span class="keyword">true</span>);
applicationComboBox<span class="operator">-</span><span class="operator">&gt;</span>setCurrentIndex(<span class="number">3</span>);
formatLabel <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qlabel.html">QLabel</a></span>(tr(<span class="string">&quot;&amp;Format:&quot;</span>));
formatLabel<span class="operator">-</span><span class="operator">&gt;</span>setBuddy(formatComboBox);
scopeLabel <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qlabel.html">QLabel</a></span>(tr(<span class="string">&quot;&amp;Scope:&quot;</span>));
scopeLabel<span class="operator">-</span><span class="operator">&gt;</span>setBuddy(scopeComboBox);
organizationLabel <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qlabel.html">QLabel</a></span>(tr(<span class="string">&quot;&amp;Organization:&quot;</span>));
organizationLabel<span class="operator">-</span><span class="operator">&gt;</span>setBuddy(organizationComboBox);
applicationLabel <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qlabel.html">QLabel</a></span>(tr(<span class="string">&quot;&amp;Application:&quot;</span>));
applicationLabel<span class="operator">-</span><span class="operator">&gt;</span>setBuddy(applicationComboBox);
locationsGroupBox <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qgroupbox.html">QGroupBox</a></span>(tr(<span class="string">&quot;Setting Locations&quot;</span>));
<span class="type"><a href="qstringlist.html">QStringList</a></span> labels;
labels <span class="operator">&lt;</span><span class="operator">&lt;</span> tr(<span class="string">&quot;Location&quot;</span>) <span class="operator">&lt;</span><span class="operator">&lt;</span> tr(<span class="string">&quot;Access&quot;</span>);
locationsTable <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qtablewidget.html">QTableWidget</a></span>;
locationsTable<span class="operator">-</span><span class="operator">&gt;</span>setSelectionMode(<span class="type"><a href="qabstractitemview.html">QAbstractItemView</a></span><span class="operator">::</span>SingleSelection);
locationsTable<span class="operator">-</span><span class="operator">&gt;</span>setSelectionBehavior(<span class="type"><a href="qabstractitemview.html">QAbstractItemView</a></span><span class="operator">::</span>SelectRows);
locationsTable<span class="operator">-</span><span class="operator">&gt;</span>setEditTriggers(<span class="type"><a href="qabstractitemview.html">QAbstractItemView</a></span><span class="operator">::</span>NoEditTriggers);
locationsTable<span class="operator">-</span><span class="operator">&gt;</span>setColumnCount(<span class="number">2</span>);
locationsTable<span class="operator">-</span><span class="operator">&gt;</span>setHorizontalHeaderLabels(labels);
locationsTable<span class="operator">-</span><span class="operator">&gt;</span>horizontalHeader()<span class="operator">-</span><span class="operator">&gt;</span>setResizeMode(<span class="number">0</span><span class="operator">,</span> <span class="type"><a href="qheaderview.html">QHeaderView</a></span><span class="operator">::</span>Stretch);
locationsTable<span class="operator">-</span><span class="operator">&gt;</span>horizontalHeader()<span class="operator">-</span><span class="operator">&gt;</span>resizeSection(<span class="number">1</span><span class="operator">,</span> <span class="number">180</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);
connect(formatComboBox<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(updateLocationsTable()));
connect(scopeComboBox<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(updateLocationsTable()));
connect(organizationComboBox<span class="operator">-</span><span class="operator">&gt;</span>lineEdit()<span class="operator">,</span>
SIGNAL(editingFinished())<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(updateLocationsTable()));
connect(applicationComboBox<span class="operator">-</span><span class="operator">&gt;</span>lineEdit()<span class="operator">,</span>
SIGNAL(editingFinished())<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(updateLocationsTable()));
connect(buttonBox<span class="operator">,</span> SIGNAL(accepted())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(accept()));
connect(buttonBox<span class="operator">,</span> SIGNAL(rejected())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(reject()));
<span class="type"><a href="qvboxlayout.html">QVBoxLayout</a></span> <span class="operator">*</span>locationsLayout <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qvboxlayout.html">QVBoxLayout</a></span>;
locationsLayout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(locationsTable);
locationsGroupBox<span class="operator">-</span><span class="operator">&gt;</span>setLayout(locationsLayout);
<span class="type"><a href="qgridlayout.html">QGridLayout</a></span> <span class="operator">*</span>mainLayout <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qgridlayout.html">QGridLayout</a></span>;
mainLayout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(formatLabel<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">&gt;</span>addWidget(formatComboBox<span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="number">1</span>);
mainLayout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(scopeLabel<span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">0</span>);
mainLayout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(scopeComboBox<span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">1</span>);
mainLayout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(organizationLabel<span class="operator">,</span> <span class="number">2</span><span class="operator">,</span> <span class="number">0</span>);
mainLayout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(organizationComboBox<span class="operator">,</span> <span class="number">2</span><span class="operator">,</span> <span class="number">1</span>);
mainLayout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(applicationLabel<span class="operator">,</span> <span class="number">3</span><span class="operator">,</span> <span class="number">0</span>);
mainLayout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(applicationComboBox<span class="operator">,</span> <span class="number">3</span><span class="operator">,</span> <span class="number">1</span>);
mainLayout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(locationsGroupBox<span class="operator">,</span> <span class="number">4</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">&gt;</span>addWidget(buttonBox<span class="operator">,</span> <span class="number">5</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>);
setLayout(mainLayout);
updateLocationsTable();
setWindowTitle(tr(<span class="string">&quot;Open Application Settings&quot;</span>));
resize(<span class="number">650</span><span class="operator">,</span> <span class="number">400</span>);
}
<span class="type"><a href="qsettings.html">QSettings</a></span><span class="operator">::</span>Format LocationDialog<span class="operator">::</span>format() <span class="keyword">const</span>
{
<span class="keyword">if</span> (formatComboBox<span class="operator">-</span><span class="operator">&gt;</span>currentIndex() <span class="operator">=</span><span class="operator">=</span> <span class="number">0</span>)
<span class="keyword">return</span> <span class="type"><a href="qsettings.html">QSettings</a></span><span class="operator">::</span>NativeFormat;
<span class="keyword">else</span>
<span class="keyword">return</span> <span class="type"><a href="qsettings.html">QSettings</a></span><span class="operator">::</span>IniFormat;
}
<span class="type"><a href="qsettings.html">QSettings</a></span><span class="operator">::</span>Scope LocationDialog<span class="operator">::</span>scope() <span class="keyword">const</span>
{
<span class="keyword">if</span> (scopeComboBox<span class="operator">-</span><span class="operator">&gt;</span>currentIndex() <span class="operator">=</span><span class="operator">=</span> <span class="number">0</span>)
<span class="keyword">return</span> <span class="type"><a href="qsettings.html">QSettings</a></span><span class="operator">::</span>UserScope;
<span class="keyword">else</span>
<span class="keyword">return</span> <span class="type"><a href="qsettings.html">QSettings</a></span><span class="operator">::</span>SystemScope;
}
<span class="type"><a href="qstring.html">QString</a></span> LocationDialog<span class="operator">::</span>organization() <span class="keyword">const</span>
{
<span class="keyword">return</span> organizationComboBox<span class="operator">-</span><span class="operator">&gt;</span>currentText();
}
<span class="type"><a href="qstring.html">QString</a></span> LocationDialog<span class="operator">::</span>application() <span class="keyword">const</span>
{
<span class="keyword">if</span> (applicationComboBox<span class="operator">-</span><span class="operator">&gt;</span>currentText() <span class="operator">=</span><span class="operator">=</span> tr(<span class="string">&quot;Any&quot;</span>))
<span class="keyword">return</span> <span class="string">&quot;&quot;</span>;
<span class="keyword">else</span>
<span class="keyword">return</span> applicationComboBox<span class="operator">-</span><span class="operator">&gt;</span>currentText();
}
<span class="type">void</span> LocationDialog<span class="operator">::</span>updateLocationsTable()
{
locationsTable<span class="operator">-</span><span class="operator">&gt;</span>setUpdatesEnabled(<span class="keyword">false</span>);
locationsTable<span class="operator">-</span><span class="operator">&gt;</span>setRowCount(<span class="number">0</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">&lt;</span> <span class="number">2</span>; <span class="operator">+</span><span class="operator">+</span>i) {
<span class="keyword">if</span> (i <span class="operator">=</span><span class="operator">=</span> <span class="number">0</span> <span class="operator">&amp;</span><span class="operator">&amp;</span> scope() <span class="operator">=</span><span class="operator">=</span> <span class="type"><a href="qsettings.html">QSettings</a></span><span class="operator">::</span>SystemScope)
<span class="keyword">continue</span>;
<span class="type"><a href="qsettings.html">QSettings</a></span><span class="operator">::</span>Scope actualScope <span class="operator">=</span> (i <span class="operator">=</span><span class="operator">=</span> <span class="number">0</span>) <span class="operator">?</span> <span class="type"><a href="qsettings.html">QSettings</a></span><span class="operator">::</span>UserScope
: <span class="type"><a href="qsettings.html">QSettings</a></span><span class="operator">::</span>SystemScope;
<span class="keyword">for</span> (<span class="type">int</span> j <span class="operator">=</span> <span class="number">0</span>; j <span class="operator">&lt;</span> <span class="number">2</span>; <span class="operator">+</span><span class="operator">+</span>j) {
<span class="keyword">if</span> (j <span class="operator">=</span><span class="operator">=</span> <span class="number">0</span> <span class="operator">&amp;</span><span class="operator">&amp;</span> application()<span class="operator">.</span>isEmpty())
<span class="keyword">continue</span>;
<span class="type"><a href="qstring.html">QString</a></span> actualApplication;
<span class="keyword">if</span> (j <span class="operator">=</span><span class="operator">=</span> <span class="number">0</span>)
actualApplication <span class="operator">=</span> application();
<span class="type"><a href="qsettings.html">QSettings</a></span> settings(format()<span class="operator">,</span> actualScope<span class="operator">,</span> organization()<span class="operator">,</span>
actualApplication);
<span class="type">int</span> row <span class="operator">=</span> locationsTable<span class="operator">-</span><span class="operator">&gt;</span>rowCount();
locationsTable<span class="operator">-</span><span class="operator">&gt;</span>setRowCount(row <span class="operator">+</span> <span class="number">1</span>);
<span class="type"><a href="qtablewidgetitem.html">QTableWidgetItem</a></span> <span class="operator">*</span>item0 <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qtablewidgetitem.html">QTableWidgetItem</a></span>;
item0<span class="operator">-</span><span class="operator">&gt;</span>setText(settings<span class="operator">.</span>fileName());
<span class="type"><a href="qtablewidgetitem.html">QTableWidgetItem</a></span> <span class="operator">*</span>item1 <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qtablewidgetitem.html">QTableWidgetItem</a></span>;
<span class="type">bool</span> disable <span class="operator">=</span> (settings<span class="operator">.</span>childKeys()<span class="operator">.</span>isEmpty()
<span class="operator">&amp;</span><span class="operator">&amp;</span> settings<span class="operator">.</span>childGroups()<span class="operator">.</span>isEmpty());
<span class="keyword">if</span> (row <span class="operator">=</span><span class="operator">=</span> <span class="number">0</span>) {
<span class="keyword">if</span> (settings<span class="operator">.</span>isWritable()) {
item1<span class="operator">-</span><span class="operator">&gt;</span>setText(tr(<span class="string">&quot;Read-write&quot;</span>));
disable <span class="operator">=</span> <span class="keyword">false</span>;
} <span class="keyword">else</span> {
item1<span class="operator">-</span><span class="operator">&gt;</span>setText(tr(<span class="string">&quot;Read-only&quot;</span>));
}
buttonBox<span class="operator">-</span><span class="operator">&gt;</span>button(<span class="type"><a href="qdialogbuttonbox.html">QDialogButtonBox</a></span><span class="operator">::</span>Ok)<span class="operator">-</span><span class="operator">&gt;</span>setDisabled(disable);
} <span class="keyword">else</span> {
item1<span class="operator">-</span><span class="operator">&gt;</span>setText(tr(<span class="string">&quot;Read-only fallback&quot;</span>));
}
<span class="keyword">if</span> (disable) {
item0<span class="operator">-</span><span class="operator">&gt;</span>setFlags(item0<span class="operator">-</span><span class="operator">&gt;</span>flags() <span class="operator">&amp;</span> <span class="operator">~</span><span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>ItemIsEnabled);
item1<span class="operator">-</span><span class="operator">&gt;</span>setFlags(item1<span class="operator">-</span><span class="operator">&gt;</span>flags() <span class="operator">&amp;</span> <span class="operator">~</span><span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>ItemIsEnabled);
}
locationsTable<span class="operator">-</span><span class="operator">&gt;</span>setItem(row<span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> item0);
locationsTable<span class="operator">-</span><span class="operator">&gt;</span>setItem(row<span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> item1);
}
}
locationsTable<span class="operator">-</span><span class="operator">&gt;</span>setUpdatesEnabled(<span class="keyword">true</span>);
}</pre>
</div>
<!-- @@@tools/settingseditor/locationdialog.cpp -->
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