qt5base-lts/examples/tutorials/addressbook/part5/finddialog.cpp

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/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** 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:
**
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** 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.
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** the documentation and/or other materials provided with the
** distribution.
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****************************************************************************/
#include <QtWidgets>
#include "finddialog.h"
//! [constructor]
FindDialog::FindDialog(QWidget *parent)
: QDialog(parent)
{
QLabel *findLabel = new QLabel(tr("Enter the name of a contact:"));
lineEdit = new QLineEdit;
findButton = new QPushButton(tr("&Find"));
findText = "";
QHBoxLayout *layout = new QHBoxLayout;
layout->addWidget(findLabel);
layout->addWidget(lineEdit);
layout->addWidget(findButton);
setLayout(layout);
setWindowTitle(tr("Find a Contact"));
connect(findButton, SIGNAL(clicked()), this, SLOT(findClicked()));
connect(findButton, SIGNAL(clicked()), this, SLOT(accept()));
}
//! [constructor]
//! [findClicked() function]
void FindDialog::findClicked()
{
QString text = lineEdit->text();
if (text.isEmpty()) {
QMessageBox::information(this, tr("Empty Field"),
tr("Please enter a name."));
return;
} else {
findText = text;
lineEdit->clear();
hide();
}
}
//! [findClicked() function]
//! [getFindText() function]
QString FindDialog::getFindText()
{
return findText;
}
//! [getFindText() function]