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/*
* KMix -- KDE's full featured mini mixer
*
*
* Copyright (C) 2004 Christian Esken <esken@kde.org>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this program; if not, write to the Free
* Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include <qcursor.h>
#include <qlabel.h>
#include <qlayout.h>
#include <qobject.h>
#include <qslider.h>
#include <qtooltip.h>
#include <klocale.h>
#include <kconfig.h>
#include <kaction.h>
#include <kpopupmenu.h>
#include <kglobalaccel.h>
#include <kkeydialog.h>
#include <kdebug.h>
#include "kledbutton.h"
#include "mdwswitch.h"
#include "mixer.h"
#include "viewbase.h"
#include "verticaltext.h"
/**
* Class that represents a single Switch
* The orientation (horizontal, vertical) can be configured and whether it should
* be "small" (uses KSmallSlider instead of QSlider then).
*/
MDWSwitch::MDWSwitch(Mixer *mixer, MixDevice* md,
bool small, Qt::Orientation orientation,
QWidget* parent, ViewBase* mw, const char* name) :
MixDeviceWidget(mixer,md,small,orientation,parent,mw,name),
_label(0) , _labelV(0) , _switchLED(0), _layout(0)
{
// create actions (on _mdwActions, see MixDeviceWidget)
// KStdAction::showMenubar() is in MixDeviceWidget now
new KToggleAction( i18n("&Hide"), 0, this, SLOT(setDisabled()), _mdwActions, "hide" );
new KAction( i18n("C&onfigure Shortcuts..."), 0, this, SLOT(defineKeys()), _mdwActions, "keys" );
// create widgets
createWidgets();
m_keys->insert( "Toggle switch", i18n( "Toggle Switch" ), QString::null,
KShortcut(), KShortcut(), this, SLOT( toggleSwitch() ) );
// The keys are loaded in KMixerWidget::loadConfig, see kmixerwidget.cpp (now: kmixtoolbox.cpp)
//m_keys->readSettings();
//m_keys->updateConnections();
installEventFilter( this ); // filter for popup
}
MDWSwitch::~MDWSwitch()
{
}
void MDWSwitch::createWidgets()
{
if ( _orientation == Qt::Vertical ) {
_layout = new QVBoxLayout( this );
_layout->setAlignment(Qt::AlignHCenter);
}
else {
_layout = new QHBoxLayout( this );
_layout->setAlignment(Qt::AlignVCenter);
}
QToolTip::add( this, m_mixdevice->name() );
_layout->addSpacing( 4 );
// --- LEDS --------------------------
if ( _orientation == Qt::Vertical ) {
if( m_mixdevice->isRecordable() )
_switchLED = new KLedButton( Qt::red,
m_mixdevice->isRecSource()?KLed::On:KLed::Off,
KLed::Sunken, KLed::Circular, this, "RecordLED" );
else
_switchLED = new KLedButton( Qt::yellow, KLed::On, KLed::Sunken, KLed::Circular, this, "SwitchLED" );
_switchLED->setFixedSize(16,16);
_labelV = new VerticalText( this, m_mixdevice->name().utf8().data() );
_layout->addWidget( _switchLED );
_layout->addSpacing( 2 );
_layout->addWidget( _labelV );
_switchLED->installEventFilter( this );
_labelV->installEventFilter( this );
}
else
{
if( m_mixdevice->isRecordable() )
_switchLED = new KLedButton( Qt::red,
m_mixdevice->isRecSource()?KLed::On:KLed::Off,
KLed::Sunken, KLed::Circular, this, "RecordLED" );
else
_switchLED = new KLedButton( Qt::yellow, KLed::On, KLed::Sunken, KLed::Circular, this, "SwitchLED" );
_switchLED->setFixedSize(16,16);
_label = new QLabel(m_mixdevice->name(), this, "SwitchName");
_layout->addWidget( _switchLED );
_layout->addSpacing( 1 );
_layout->addWidget( _label );
_switchLED->installEventFilter( this );
_label->installEventFilter( this );
}
connect( _switchLED, SIGNAL(stateChanged(bool)), this, SLOT(toggleSwitch()) );
_layout->addSpacing( 4 );
}
void MDWSwitch::update()
{
if ( _switchLED != 0 ) {
_switchLED->blockSignals( true );
if( m_mixdevice->isRecordable() )
_switchLED->setState( m_mixdevice->isRecSource() ? KLed::On : KLed::Off );
else
_switchLED->setState( m_mixdevice->isMuted() ? KLed::Off : KLed::On );
_switchLED->blockSignals( false );
}
}
void MDWSwitch::setBackgroundMode(BackgroundMode m)
{
if ( _label != 0 ){
_label->setBackgroundMode(m);
}
if ( _labelV != 0 ){
_labelV->setBackgroundMode(m);
}
_switchLED->setBackgroundMode(m);
MixDeviceWidget::setBackgroundMode(m);
}
void MDWSwitch::showContextMenu()
{
if( m_mixerwidget == NULL )
return;
KPopupMenu *menu = m_mixerwidget->getPopup();
QPoint pos = QCursor::pos();
menu->popup( pos );
}
QSize MDWSwitch::sizeHint() const {
if ( _layout != 0 ) {
return _layout->sizeHint();
}
else {
// layout not (yet) created
return QWidget::sizeHint();
}
}
/**
This slot is called, when a user has clicked the mute button. Also it is called by any other
associated KAction like the context menu.
*/
void MDWSwitch::toggleSwitch() {
if( m_mixdevice->isRecordable() )
setSwitch( !m_mixdevice->isRecSource() );
else
setSwitch( !m_mixdevice->isMuted() );
}
void MDWSwitch::setSwitch(bool value)
{
if ( m_mixdevice->isSwitch() ) {
if ( m_mixdevice->isRecordable() ) {
m_mixer->setRecordSource( m_mixdevice->num(), value );
}
else {
m_mixdevice->setMuted( value );
m_mixer->commitVolumeChange( m_mixdevice );
}
}
}
void MDWSwitch::setDisabled()
{
setDisabled( true );
}
void MDWSwitch::setDisabled( bool value ) {
if ( m_disabled!=value)
{
value ? hide() : show();
m_disabled = value;
}
}
/**
* An event filter for the various QWidgets. We watch for Mouse press Events, so
* that we can popup the context menu.
*/
bool MDWSwitch::eventFilter( QObject* obj, QEvent* e )
{
if (e->type() == QEvent::MouseButtonPress) {
QMouseEvent *qme = static_cast<QMouseEvent*>(e);
if (qme->button() == Qt::RightButton) {
showContextMenu();
return true;
}
}
return QWidget::eventFilter(obj,e);
}
#include "mdwswitch.moc"
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