Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdemultimedia@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 206 insertions, 0 deletions

diff --git a/kmix/mdwenum.cpp b/kmix/mdwenum.cpp
new file mode 100644
index 00000000..91220902
--- /dev/null
+++ b/kmix/mdwenum.cpp
@@ -0,0 +1,206 @@
+/*
+ * 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"