Entropy Piano Tuner  1.1.3 (documentation not yet complete)
An open-source experimental software for piano tuning by entropy minimization
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optionstabcontentsvscrollarea.cpp
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1 /*****************************************************************************
2  * Copyright 2015 Haye Hinrichsen, Christoph Wick
3  *
4  * This file is part of Entropy Piano Tuner.
5  *
6  * Entropy Piano Tuner is free software: you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by the
8  * Free Software Foundation, either version 3 of the License, or (at your
9  * option) any later version.
10  *
11  * Entropy Piano Tuner is distributed in the hope that it will be useful, but
12  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
13  * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
14  * more details.
15  *
16  * You should have received a copy of the GNU General Public License along with
17  * Entropy Piano Tuner. If not, see http://www.gnu.org/licenses/.
18  *****************************************************************************/
19 
21 
23 {
24  setFrameShape(QFrame::NoFrame);
25  setFrameShadow(QFrame::Plain);
26  setStyleSheet("QScrollArea { background: transparent; }");
27 
28  mCentralWidget = new QWidget(this);
29  mCentralWidget->setStyleSheet(".QWidget { background: transparent; }");
30  mCentralWidget->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Preferred);
31  setWidget(mCentralWidget);
32 
33  QScroller::grabGesture(viewport(), QScroller::LeftMouseButtonGesture);
34 }
35