92 lines
2.4 KiB
C++
92 lines
2.4 KiB
C++
/*
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* Cantata
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*
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* Copyright (c) 2011-2013 Craig Drummond <craig.p.drummond@gmail.com>
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*
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* ----
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include "volumecontrol.h"
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#include "icon.h"
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#include <QFrame>
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#include <QSlider>
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#include <QLabel>
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#include <QVBoxLayout>
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#include <QApplication>
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VolumeControl::VolumeControl(QWidget *parent)
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: QMenu(parent)
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{
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QFrame *w = new QFrame(this);
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slider = new QSlider(w);
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QLabel *increase = new QLabel(QLatin1String("+"), w);
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QLabel *decrease = new QLabel(QLatin1String("-"), w);
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increase->setAlignment(Qt::AlignHCenter);
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decrease->setAlignment(Qt::AlignHCenter);
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QVBoxLayout *l = new QVBoxLayout(w);
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l->setMargin(3);
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l->setSpacing(0);
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l->addWidget(increase);
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l->addWidget(slider);
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l->addWidget(decrease);
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QHBoxLayout *layout = new QHBoxLayout(this);
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layout->setMargin(0);
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layout->addWidget(w);
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connect(slider, SIGNAL(valueChanged(int)), SIGNAL(valueChanged(int)));
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int size=Icon::stdSize(QApplication::fontMetrics().height());
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slider->setMinimumHeight(size*12);
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slider->setMaximumHeight(size*12);
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slider->setMinimumWidth(size*1.5);
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slider->setMaximumWidth(size*1.5);
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slider->setOrientation(Qt::Vertical);
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slider->setMinimum(0);
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slider->setMaximum(100);
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slider->setPageStep(5);
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adjustSize();
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}
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VolumeControl::~VolumeControl()
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{
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}
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void VolumeControl::installSliderEventFilter(QObject *filter)
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{
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slider->installEventFilter(filter);
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}
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void VolumeControl::increaseVolume()
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{
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slider->triggerAction(QAbstractSlider::SliderPageStepAdd);
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}
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void VolumeControl::decreaseVolume()
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{
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slider->triggerAction(QAbstractSlider::SliderPageStepSub);
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}
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void VolumeControl::setValue(int v)
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{
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slider->setValue(v);
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}
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