1 /*************************************************************************** 2 ** ** 3 ** Polyphone, a soundfont editor ** 4 ** Copyright (C) 2013-2020 Davy Triponney ** 5 ** ** 6 ** This program is free software: you can redistribute it and/or modify ** 7 ** it under the terms of the GNU General Public License as published by ** 8 ** the Free Software Foundation, either version 3 of the License, or ** 9 ** (at your option) any later version. ** 10 ** ** 11 ** This program is distributed in the hope that it will be useful, ** 12 ** but WITHOUT ANY WARRANTY; without even the implied warranty of ** 13 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ** 14 ** GNU General Public License for more details. ** 15 ** ** 16 ** You should have received a copy of the GNU General Public License ** 17 ** along with this program. If not, see http://www.gnu.org/licenses/. ** 18 ** ** 19 **************************************************************************** 20 ** Author: Davy Triponney ** 21 ** Website/Contact: https://www.polyphone-soundfonts.com ** 22 ** Date: 01.01.2013 ** 23 ***************************************************************************/ 24 25 #ifndef TRANSPARENTFRAME_H 26 #define TRANSPARENTFRAME_H 27 28 #include <QFrame> 29 class QGraphicsOpacityEffect; 30 class QPropertyAnimation; 31 32 class TransparentFrame : public QFrame 33 { 34 Q_OBJECT 35 36 public: 37 explicit TransparentFrame(QWidget *parent = nullptr); 38 ~TransparentFrame(); 39 40 protected: 41 void enterEvent(QEvent * event); 42 void leaveEvent(QEvent * event); 43 44 private: 45 QGraphicsOpacityEffect * _opacity; 46 QPropertyAnimation * _animation; 47 }; 48 49 #endif // TRANSPARENTFRAME_H 50