ColorSelectionButton.cpp

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/*
 * Hydrogen
 * Copyright(c) 2008-2025 The hydrogen development team [hydrogen-devel@lists.sourceforge.net]
 *
 * http://www.hydrogen-music.org
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY, without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 */
 
#include "ColorSelectionButton.h"
 
#include <QColorDialog>
#include <core/Globals.h>
 
ColorSelectionButton::ColorSelectionButton( QWidget* pParent, QColor sInitialColor, int nSize )
 : QPushButton( pParent )
 , m_sColor( sInitialColor )
 , m_bMouseOver( false )
{
        setFlat( true );
 
        if ( nSize != 0 ) {
                QSize size( nSize, nSize );
                setFixedSize( size );
                resize( size );
        }
}
 
ColorSelectionButton::~ColorSelectionButton() {
}
 
void ColorSelectionButton::mousePressEvent(QMouseEvent*ev) {
 
        if ( isEnabled() ) {
 
                QColor newColor = QColorDialog::getColor( m_sColor, this, tr( "Pick a pattern color" ) );
 
                if ( m_sColor != newColor && newColor.isValid() ) {
                        m_sColor = newColor;
                        update();
                        emit colorChanged();
                }
        }
}
 
#ifdef H2CORE_HAVE_QT6
void ColorSelectionButton::enterEvent( QEnterEvent *ev ) {
#else
void ColorSelectionButton::enterEvent( QEvent *ev ) {
#endif
        UNUSED( ev );
        m_bMouseOver = true;
        update();
}
 
 
void ColorSelectionButton::setColor( const QColor& color) {
        m_sColor = color;
        update();
}
 
void ColorSelectionButton::leaveEvent(QEvent *ev) {
        UNUSED( ev );
        m_bMouseOver = false;
        update();
}
 
void ColorSelectionButton::paintEvent( QPaintEvent* ev) {
        QPainter painter(this);
        QColor color( m_sColor );
        QColor backgroundColor( "#333" );
        if ( m_bMouseOver ) {
                if ( isEnabled() ) {
                        backgroundColor = H2Core::Preferences::get_instance()->getColorTheme()->m_highlightColor;
                } else {
                        backgroundColor = H2Core::Preferences::get_instance()->getColorTheme()->m_lightColor;
                }
        }
        
        painter.setPen( backgroundColor );
        painter.drawRect( 0, 0, width() - 1, height() -1 );
        painter.setPen( color );
        painter.fillRect( 3, 3, width() - 6, height() - 6, color );
}