File indexing completed on 2024-04-28 17:04:37
0001 /***************************************************************************** 0002 * Copyright 2007 - 2010 Craig Drummond <craig.p.drummond@gmail.com> * 0003 * Copyright 2013 - 2015 Yichao Yu <yyc1992@gmail.com> * 0004 * * 0005 * This program is free software; you can redistribute it and/or modify * 0006 * it under the terms of the GNU Lesser General Public License as * 0007 * published by the Free Software Foundation; either version 2.1 of the * 0008 * License, or (at your option) version 3, or any later version accepted * 0009 * by the membership of KDE e.V. (or its successor approved by the * 0010 * membership of KDE e.V.), which shall act as a proxy defined in * 0011 * Section 6 of version 3 of the license. * 0012 * * 0013 * This program is distributed in the hope that it will be useful, * 0014 * but WITHOUT ANY WARRANTY; without even the implied warranty of * 0015 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * 0016 * Lesser General Public License for more details. * 0017 * * 0018 * You should have received a copy of the GNU Lesser General Public * 0019 * License along with this library. If not, * 0020 * see <http://www.gnu.org/licenses/>. * 0021 *****************************************************************************/ 0022 /* 0023 based on the window decoration "Plastik": 0024 Copyright (C) 2003-2005 Sandro Giessl <sandro@giessl.com> 0025 0026 based on the window decoration "Web": 0027 Copyright (C) 2001 Rik Hemsley (rikkus) <rik@kde.org> 0028 */ 0029 0030 #ifndef QTCURVEBUTTON_H 0031 #define QTCURVEBUTTON_H 0032 0033 #include <QImage> 0034 #include "qtcurvehandler.h" 0035 #include <kcommondecoration.h> 0036 0037 class QTimer; 0038 class QStyle; 0039 0040 namespace QtCurve { 0041 namespace KWin { 0042 0043 class QtCurveClient; 0044 0045 class QtCurveButton: public KCommonDecorationButton { 0046 public: 0047 QtCurveButton(ButtonType type, QtCurveClient *parent); 0048 ~QtCurveButton() {} 0049 0050 void reset(unsigned long changed); 0051 QtCurveClient* 0052 client() 0053 { 0054 return m_client; 0055 } 0056 0057 protected: 0058 void paintEvent(QPaintEvent *); 0059 0060 private: 0061 void enterEvent(QEvent *e); 0062 void leaveEvent(QEvent *e); 0063 void drawButton(QPainter *painter); 0064 void updateMask(); 0065 0066 private: 0067 QtCurveClient *m_client; 0068 ButtonIcon m_iconType; 0069 bool m_hover; 0070 0071 friend class IconEngine; 0072 }; 0073 0074 /** 0075 * This class creates bitmaps which can be used as icons on buttons. The icons 0076 * are "hardcoded". 0077 * Over the previous "Gimp->xpm->QImage->recolor->SmoothScale->QPixmap" solution 0078 * it has the important advantage that icons are more scalable and at the same 0079 * time sharp and not blurred. 0080 */ 0081 class IconEngine { 0082 public: 0083 static QBitmap icon(ButtonIcon icon, int size, QStyle *style); 0084 0085 private: 0086 enum Object { 0087 HorizontalLine, 0088 VerticalLine, 0089 DiagonalLine, 0090 CrossDiagonalLine 0091 }; 0092 0093 static void drawObject(QPainter &p, Object object, int x, int y, 0094 int length, int lineWidth); 0095 }; 0096 0097 } 0098 } 0099 0100 #endif