libs/widgets/KoDockWidgetTitleBarButton.h

0001 /* This file is part of the KDE project
0002    Copyright (c) 2007 Marijn Kruisselbrink <mkruisselbrink@kde.org>
0003
0004    This library is free software; you can redistribute it and/or
0005    modify it under the terms of the GNU Library General Public
0006    License as published by the Free Software Foundation; either
0007    version 2 of the License, or (at your option) any later version.
0008
0009    This library is distributed in the hope that it will be useful,
0010    but WITHOUT ANY WARRANTY; without even the implied warranty of
0011    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
0012    Library General Public License for more details.
0013
0014    You should have received a copy of the GNU Library General Public License
0015    along with this library; see the file COPYING.LIB.  If not, write to
0016    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
0017    Boston, MA 02110-1301, USA.
0018 */
0019 #ifndef KODOCKWIDGETTITLEBARBUTTON_H_
0020 #define KODOCKWIDGETTITLEBARBUTTON_H_
0021
0022 #include "kowidgets_export.h"
0023 #include <QAbstractButton>
0024
0025 class QEvent;
0026 class QPaintEvent;
0027
0028 /**
0029  * @short A custom title bar button for dock widgets.
0030  *
0031  * Used in KoDockWidgetTitleBar but can be also used for similar
0032  * purposes inside other parents.
0033  */
0034 class KOWIDGETS_EXPORT KoDockWidgetTitleBarButton : public QAbstractButton
0035 {
0036     Q_OBJECT
0037
0038 public:
0039     explicit KoDockWidgetTitleBarButton(QWidget *parent = 0);
0040     ~KoDockWidgetTitleBarButton() override;
0041
0042     QSize sizeHint() const override; ///< reimplemented from QWidget
0043     QSize minimumSizeHint() const override; ///< reimplemented from QWidget
0044
0045 protected:
0046     void enterEvent(QEvent *event) override;
0047     void leaveEvent(QEvent *event) override;
0048     void paintEvent(QPaintEvent *event) override;
0049
0050 private:
0051     class Private;
0052     Private * const d;
0053 };
0054
0055 #endif // KODOCKWIDGETTITLEBARBUTTON_H_