Line data    Source code

       1              : /*
       2              :  * SPDX-License-Identifier: GPL-3.0-only
       3              :  * MuseScore-CLA-applies
       4              :  *
       5              :  * MuseScore Studio
       6              :  * Music Composition & Notation
       7              :  *
       8              :  * Copyright (C) 2021 MuseScore Limited and others
       9              :  *
      10              :  * This program is free software: you can redistribute it and/or modify
      11              :  * it under the terms of the GNU General Public License version 3 as
      12              :  * published by the Free Software Foundation.
      13              :  *
      14              :  * This program is distributed in the hope that it will be useful,
      15              :  * but WITHOUT ANY WARRANTY; without even the implied warranty of
      16              :  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      17              :  * GNU General Public License for more details.
      18              :  *
      19              :  * You should have received a copy of the GNU General Public License
      20              :  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
      21              :  */
      22              : 
      23              : #include "radiobuttongroupbox.h"
      24              : 
      25              : #include <QStyle>
      26              : #include <QStyleOption>
      27              : #include <QStylePainter>
      28              : 
      29              : using namespace muse::uicomponents;
      30              : 
      31            0 : RadioButtonGroupBox::RadioButtonGroupBox(QWidget* parent)
      32            0 :     : QGroupBox(parent)
      33              : {
      34            0 : }
      35              : 
      36            0 : RadioButtonGroupBox::RadioButtonGroupBox(const QString& title, QWidget* parent)
      37            0 :     : QGroupBox(title, parent)
      38              : {
      39            0 : }
      40              : 
      41            0 : void RadioButtonGroupBox::paintEvent(QPaintEvent*)
      42              : {
      43            0 :     QStylePainter painter(this);
      44            0 :     QStyleOptionGroupBox styleOption;
      45            0 :     initStyleOption(&styleOption);
      46              : 
      47              :     // Paint the default QGroupBox-style control, which includes an unwanted checkbox that we'll cover up afterwards.
      48            0 :     painter.drawComplexControl(QStyle::CC_GroupBox, styleOption);
      49              : 
      50              :     // Calculate the background color that is the same to the background window color.
      51            0 :     QColor bgColor = styleOption.palette.window().color();
      52              : 
      53              :     // Adjust the style options to use the checkbox's rectangle.
      54            0 :     styleOption.rect = style()->subControlRect(QStyle::CC_GroupBox, &styleOption, QStyle::SC_GroupBoxCheckBox, this);
      55              : 
      56              :     // Cover up the checkbox, making sure to enlarge the rectangle a bit to cover up any anti-aliasing around the edges.
      57            0 :     painter.fillRect(styleOption.rect.adjusted(-2, -2, 2, 2), bgColor);
      58              : 
      59              :     // Paint the radio button.
      60            0 :     painter.drawPrimitive(QStyle::PE_IndicatorRadioButton, styleOption);
      61            0 : }