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authortoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
committertoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
commite2de64d6f1beb9e492daf5b886e19933c1fa41dd (patch)
tree9047cf9e6b5c43878d5bf82660adae77ceee097a /kmix/dialogselectmaster.cpp
downloadtdemultimedia-e2de64d6f1beb9e492daf5b886e19933c1fa41dd.tar.gz
tdemultimedia-e2de64d6f1beb9e492daf5b886e19933c1fa41dd.zip
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
Diffstat (limited to 'kmix/dialogselectmaster.cpp')
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diff --git a/kmix/dialogselectmaster.cpp b/kmix/dialogselectmaster.cpp
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+/*
+ * KMix -- KDE's full featured mini mixer
+ *
+ *
+ * Copyright (C) 1996-2004 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 <qbuttongroup.h>
+#include <qlayout.h>
+#include <qlabel.h>
+#include <qptrlist.h>
+#include <qradiobutton.h>
+#include <qscrollview.h>
+#include <qtooltip.h>
+#include <qvbox.h>
+
+#include <kcombobox.h>
+#include <kdebug.h>
+#include <kdialogbase.h>
+#include <klocale.h>
+
+#include "dialogselectmaster.h"
+#include "mixdevice.h"
+#include "mixer.h"
+
+DialogSelectMaster::DialogSelectMaster( Mixer *mixer )
+ : KDialogBase( Plain, i18n( "Select Master Channel" ), Ok|Cancel, Ok )
+{
+ _layout = 0;
+ m_vboxForScrollView = 0;
+ createWidgets(mixer); // Open with Mixer Hardware #0
+
+}
+
+DialogSelectMaster::~DialogSelectMaster()
+{
+ delete _layout;
+ delete m_vboxForScrollView;
+}
+
+/**
+ * Create basic widgets of the Dialog.
+ */
+void DialogSelectMaster::createWidgets(Mixer *ptr_mixer)
+{
+ QFrame *m_mainFrame = plainPage();
+ _layout = new QVBoxLayout(m_mainFrame,0,-1, "_layout" );
+
+ if ( Mixer::mixers().count() > 1 ) {
+ //kdDebug(67100) << "DialogSelectMaster::createPage count()>1" << "\n";
+ // More than one Mixer => show Combo-Box to select Mixer
+ // Mixer widget line
+ QHBoxLayout* mixerNameLayout = new QHBoxLayout( _layout );
+ //widgetsLayout->setStretchFactor( mixerNameLayout, 0 );
+ //QSizePolicy qsp( QSizePolicy::Ignored, QSizePolicy::Maximum);
+ //mixerNameLayout->setSizePolicy(qsp);
+ mixerNameLayout->setSpacing(KDialog::spacingHint());
+
+ QLabel *qlbl = new QLabel( i18n("Current Mixer"), m_mainFrame );
+ mixerNameLayout->addWidget(qlbl);
+ qlbl->setFixedHeight(qlbl->sizeHint().height());
+
+ m_cMixer = new KComboBox( FALSE, m_mainFrame, "mixerCombo" );
+ m_cMixer->setFixedHeight(m_cMixer->sizeHint().height());
+ connect( m_cMixer, SIGNAL( activated( int ) ), this, SLOT( createPageByID( int ) ) );
+
+ //int id=1;
+ for ( Mixer *mixer = Mixer::mixers().first(); mixer !=0; mixer = Mixer::mixers().next() ) {
+ m_cMixer->insertItem( mixer->mixerName() );
+ if ( ptr_mixer == mixer ) {
+ // Make the current Mixer the current item in the ComboBos
+ m_cMixer->setCurrentItem( m_cMixer->count()-1 );
+ }
+ //id++;
+ } // end for all_Mixers
+
+ QToolTip::add( m_cMixer, i18n("Current mixer" ) );
+ mixerNameLayout->addWidget(m_cMixer);
+
+ } // end if (more_than_1_Mixer)
+
+ QLabel *qlbl = new QLabel( i18n("Select the channel representing the master volume:"), m_mainFrame );
+ _layout->addWidget(qlbl);
+
+ m_scrollableChannelSelector = new QScrollView(m_mainFrame, "scrollableChannelSelector");
+ m_scrollableChannelSelector->viewport()->setBackgroundMode(Qt::PaletteBackground);
+ _layout->add(m_scrollableChannelSelector);
+
+ m_buttonGroupForScrollView = new QButtonGroup(this); // invisible QButtonGroup
+ m_buttonGroupForScrollView->hide();
+
+ createPage(ptr_mixer);
+ connect( this, SIGNAL(okClicked()) , this, SLOT(apply()) );
+}
+
+/**
+ * Create RadioButton's for the Mixer with number 'mixerId'.
+ * @par mixerId The Mixer, for which the RadioButton's should be created.
+ */
+void DialogSelectMaster::createPageByID(int mixerId)
+{
+ //kdDebug(67100) << "DialogSelectMaster::createPage()" << endl;
+ Mixer *mixer = Mixer::mixers().at(mixerId);
+ if ( mixer == 0 ) {
+ kdError(67100) << "DialogSelectMaster::createPage(): Invalid Mixer (mixerID=" << mixerId << ")" << endl;
+ return; // can not happen
+ }
+ createPage(mixer);
+}
+
+/**
+ * Create RadioButton's for the Mixer with number 'mixerId'.
+ * @par mixerId The Mixer, for which the RadioButton's should be created.
+ */
+void DialogSelectMaster::createPage(Mixer* mixer)
+{
+
+ /** --- Reset page -----------------------------------------------
+ * In case the user selected a new Mixer via m_cMixer, we need
+ * to remove the stuff created on the last call.
+ */
+ // delete the VBox. This should automatically remove all contained QRadioButton's.
+ delete m_vboxForScrollView;
+ m_mixerPKs.clear();
+ /** Reset page end -------------------------------------------------- */
+
+ m_vboxForScrollView = new QVBox(m_scrollableChannelSelector->viewport());
+ m_scrollableChannelSelector->addChild(m_vboxForScrollView);
+
+ QString masterKey = "----noMaster---"; // Use a non-matching name as default
+ MixDevice* master = mixer->masterDevice();
+ if ( master != 0 ) masterKey = master->getPK();
+
+ const MixSet& mixset = mixer->getMixSet();
+ MixSet& mset = const_cast<MixSet&>(mixset);
+ for( MixDevice* md = mset.first(); md != 0; md = mset.next() )
+ {
+ // Create a RadioButton for each MixDevice (excluding Enum's)
+ if ( ! md->isEnum() && ! md->isSwitch() ) {
+ //kdDebug(67100) << "DialogSelectMaster::createPage() mset append qrb" << endl;
+ QString mdName = md->name();
+ mdName.replace('&', "&&"); // Quoting the '&' needed, to prevent QRadioButton creating an accelerator
+ QRadioButton* qrb = new QRadioButton( mdName, m_vboxForScrollView);
+ m_buttonGroupForScrollView->insert(qrb); //(qrb, md->num());
+ //_qEnabledCB.append(qrb);
+ m_mixerPKs.push_back(md->getPK());
+ if ( md->getPK() == masterKey ) {
+ qrb->setChecked(true); // preselect the current master
+ }
+ else {
+ qrb->setChecked(false);
+ }
+ }
+ }
+
+ m_vboxForScrollView->show(); // show() is neccesary starting with the second call to createPage()
+}
+
+
+void DialogSelectMaster::apply()
+{
+ int soundcard_id = 0;
+ if ( Mixer::mixers().count() > 1 ) {
+ soundcard_id = m_cMixer->currentItem();
+ }
+ int channel_id = m_buttonGroupForScrollView->selectedId();
+ if ( channel_id != -1 ) {
+ // A channel was selected by the user => emit the "newMasterSelected()" signal
+ //kdDebug(67100) << "DialogSelectMaster::apply(): card=" << soundcard_id << ", channel=" << channel_id << endl;
+ Mixer *mixer = Mixer::mixers().at(soundcard_id);
+ if ( mixer == 0 ) {
+ kdError(67100) << "DialogSelectMaster::createPage(): Invalid Mixer (mixerID=" << soundcard_id << ")" << endl;
+ return; // can not happen
+ }
+ else {
+ mixer->setMasterDevice( m_mixerPKs[channel_id] );
+ emit newMasterSelected(soundcard_id, m_mixerPKs[channel_id] );
+ }
+ }
+}
+
+#include "dialogselectmaster.moc"
+