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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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#include <qcursor.h>
+#include <qlabel.h>
+#include <qlayout.h>
+#include <qobject.h>
+#include <qtooltip.h>
+
+#include <klocale.h>
+#include <kconfig.h>
+#include <kcombobox.h>
+#include <kaction.h>
+#include <kpopupmenu.h>
+
+#include <kglobalaccel.h>
+#include <kkeydialog.h>
+
+#include <kdebug.h>
+
+#include "mdwenum.h"
+#include "mixer.h"
+#include "viewbase.h"
+
+/**
+ * Class that represents an Enum element (a select one-from-many selector)
+ * The orientation (horizontal, vertical) is ignored
+ */
+MDWEnum::MDWEnum(Mixer *mixer, MixDevice* md,
+ Qt::Orientation orientation,
+ QWidget* parent, ViewBase* mw, const char* name) :
+ MixDeviceWidget(mixer,md,false,orientation,parent,mw,name),
+ _label(0), _enumCombo(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();
+
+ /* !!! remove this for production version */
+ m_keys->insert( "Next Value", i18n( "Next Value" ), QString::null,
+ KShortcut(), KShortcut(), this, SLOT( nextEnumId() ) );
+
+ installEventFilter( this ); // filter for popup
+}
+
+MDWEnum::~MDWEnum()
+{
+}
+
+
+void MDWEnum::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() );
+
+ //this->setStretchFactor( _layout, 0 );
+ //QSizePolicy qsp( QSizePolicy::Ignored, QSizePolicy::Maximum);
+ //_layout->setSizePolicy(qsp);
+ //_layout->setSpacing(KDialog::spacingHint());
+ _label = new QLabel( m_mixdevice->name(), this);
+ _layout->addWidget(_label);
+ _label->setFixedHeight(_label->sizeHint().height());
+ _enumCombo = new KComboBox( FALSE, this, "mixerCombo" );
+ // ------------ fill ComboBox start ------------
+ int maxEnumId= m_mixdevice->enumValues().count();
+ for (int i=0; i<maxEnumId; i++ ) {
+ _enumCombo->insertItem( *(m_mixdevice->enumValues().at(i)),i);
+ }
+ // ------------ fill ComboBox end --------------
+ _layout->addWidget(_enumCombo);
+ _enumCombo->setFixedHeight(_enumCombo->sizeHint().height());
+ connect( _enumCombo, SIGNAL( activated( int ) ), this, SLOT( setEnumId( int ) ) );
+ QToolTip::add( _enumCombo, m_mixdevice->name() );
+
+ //_layout->addSpacing( 4 );
+}
+
+void MDWEnum::update()
+{
+ if ( m_mixdevice->isEnum() ) {
+ //kdDebug(67100) << "MDWEnum::update() enumID=" << m_mixdevice->enumId() << endl;
+ _enumCombo->setCurrentItem( m_mixdevice->enumId() );
+ }
+ else {
+ // !!! print warning message
+ }
+}
+
+void MDWEnum::showContextMenu()
+{
+ if( m_mixerwidget == NULL )
+ return;
+
+ KPopupMenu *menu = m_mixerwidget->getPopup();
+
+ QPoint pos = QCursor::pos();
+ menu->popup( pos );
+}
+
+QSize MDWEnum::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 MDWEnum::nextEnumId() {
+ if( m_mixdevice->isEnum() ) {
+ int curEnum = enumId();
+ if ( (unsigned int)curEnum < m_mixdevice->enumValues().count() ) {
+ // next enum value
+ setEnumId(curEnum+1);
+ }
+ else {
+ // wrap around
+ setEnumId(0);
+ }
+ } // isEnum
+}
+
+void MDWEnum::setEnumId(int value)
+{
+ if ( m_mixdevice->isEnum() ) {
+ m_mixdevice->setEnumId( value );
+ m_mixer->commitVolumeChange( m_mixdevice );
+ }
+}
+
+int MDWEnum::enumId()
+{
+ if ( m_mixdevice->isEnum() ) {
+ return m_mixdevice->enumId();
+ }
+ else {
+ return 0;
+ }
+}
+
+void MDWEnum::setDisabled()
+{
+ setDisabled( true );
+}
+
+void MDWEnum::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 MDWEnum::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 "mdwenum.moc"