1 /***************************************************************************
2 * Copyright (C) 2005-2015 by the Quassel Project *
3 * devel@quassel-irc.org *
5 * This program is free software; you can redistribute it and/or modify *
6 * it under the terms of the GNU General Public License as published by *
7 * the Free Software Foundation; either version 2 of the License, or *
8 * (at your option) version 3. *
10 * This program is distributed in the hope that it will be useful, *
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
13 * GNU General Public License for more details. *
15 * You should have received a copy of the GNU General Public License *
16 * along with this program; if not, write to the *
17 * Free Software Foundation, Inc., *
18 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
19 ***************************************************************************/
21 #include "clearablelineedit.h"
24 #include <QToolButton>
27 ClearableLineEdit::ClearableLineEdit(QWidget *parent)
30 clearButton = new QToolButton(this);
31 clearButton->setIcon(QIcon::fromTheme("edit-clear-locationbar-rtl", QIcon::fromTheme("edit-clear")));
33 clearButton->setCursor(Qt::ArrowCursor);
35 clearButton->setStyleSheet("QToolButton { border: none; padding: 0px; }");
38 connect(clearButton, SIGNAL(clicked()), this, SLOT(clear()));
39 connect(this, SIGNAL(textChanged(const QString &)), this, SLOT(updateClearButton(const QString &)));
41 int frameWidth = style()->pixelMetric(QStyle::PM_DefaultFrameWidth);
42 setStyleSheet(QString("QLineEdit { padding-right: %1px; } ").arg(clearButton->sizeHint().width() + frameWidth + 1));
43 QSize msz = minimumSizeHint();
44 setMinimumSize(qMax(msz.width(), clearButton->sizeHint().height() + frameWidth * 2 + 2),
45 qMax(msz.height(), clearButton->sizeHint().height() + frameWidth * 2 + 2));
49 void ClearableLineEdit::resizeEvent(QResizeEvent *)
51 QSize size = clearButton->sizeHint();
52 int frameWidth = style()->pixelMetric(QStyle::PM_DefaultFrameWidth);
53 clearButton->move(rect().right() - frameWidth - size.width(),
54 (rect().bottom() + 1 - size.height())/2);
58 void ClearableLineEdit::updateClearButton(const QString &text)
60 clearButton->setVisible(!text.isEmpty());