mirror of
https://bitbucket.org/smil3y/kde-extraapps.git
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243 lines
7.9 KiB
C++
243 lines
7.9 KiB
C++
/*
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* KMix -- KDE's full featured mini mixer
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*
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*
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* Copyright (C) 1996-2004 Christian Esken <esken@kde.org>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (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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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this program; if not, write to the Free
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* Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include "gui/dialogaddview.h"
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#include <qbuttongroup.h>
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#include <QLabel>
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#include <qradiobutton.h>
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#include <qscrollarea.h>
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#include <QVBoxLayout>
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#include <QHBoxLayout>
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#include <kcombobox.h>
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#include <kdebug.h>
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#include <klocale.h>
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#include "core/mixdevice.h"
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#include "core/mixer.h"
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QStringList DialogAddView::viewNames;
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QStringList DialogAddView::viewIds;
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DialogAddView::DialogAddView(QWidget* parent, Mixer *mixer )
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: KDialog( parent )
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{
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// TODO 000 Adding View for MPRIS2 is broken. We need at least a dummy XML GUI Profile. Also the
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// fixed list below is plain wrong. Actually we should get the Profile list from either the XML files or
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// from the backend. The latter is probably easier for now.
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if ( viewNames.isEmpty() )
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{
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// initialize static list. Later this list could be generated from the actually installed profiles
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viewNames.append(i18n("All controls"));
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viewNames.append(i18n("Only playback controls"));
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viewNames.append(i18n("Only capture controls"));
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viewIds.append("default");
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viewIds.append("playback");
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viewIds.append("capture");
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}
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setCaption( i18n( "Add View" ) );
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if ( Mixer::mixers().count() > 0 )
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setButtons( Ok|Cancel );
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else {
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setButtons( Cancel );
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}
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setDefaultButton( Ok );
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_layout = 0;
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m_vboxForScrollView = 0;
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m_scrollableChannelSelector = 0;
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m_buttonGroupForScrollView = 0;
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createWidgets(mixer); // Open with Mixer Hardware #0
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}
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DialogAddView::~DialogAddView()
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{
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delete _layout;
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delete m_vboxForScrollView;
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}
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/**
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* Create basic widgets of the Dialog.
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*/
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void DialogAddView::createWidgets(Mixer *ptr_mixer)
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{
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m_mainFrame = new QFrame( this );
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setMainWidget( m_mainFrame );
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_layout = new QVBoxLayout(m_mainFrame);
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_layout->setMargin(0);
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if ( Mixer::mixers().count() > 1 ) {
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// More than one Mixer => show Combo-Box to select Mixer
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// Mixer widget line
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QHBoxLayout* mixerNameLayout = new QHBoxLayout();
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_layout->addItem( mixerNameLayout );
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mixerNameLayout->setSpacing(KDialog::spacingHint());
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QLabel *qlbl = new QLabel( i18n("Select mixer:"), m_mainFrame );
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mixerNameLayout->addWidget(qlbl);
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qlbl->setFixedHeight(qlbl->sizeHint().height());
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m_cMixer = new KComboBox( false, m_mainFrame);
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m_cMixer->setObjectName( QLatin1String( "mixerCombo" ) );
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m_cMixer->setFixedHeight(m_cMixer->sizeHint().height());
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connect( m_cMixer, SIGNAL(activated(int)), this, SLOT(createPageByID(int)) );
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for( int i =0; i<Mixer::mixers().count(); i++ )
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{
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Mixer *mixer = (Mixer::mixers())[i];
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m_cMixer->addItem( mixer->readableName() );
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} // end for all_Mixers
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// Make the current Mixer the current item in the ComboBox
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int findIndex = m_cMixer->findText( ptr_mixer->readableName() );
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if ( findIndex != -1 ) m_cMixer->setCurrentIndex( findIndex );
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m_cMixer->setToolTip( i18n("Current mixer" ) );
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mixerNameLayout->addWidget(m_cMixer);
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} // end if (more_than_1_Mixer)
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if ( Mixer::mixers().count() > 0 ) {
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QLabel *qlbl = new QLabel( i18n("Select the design for the new view:"), m_mainFrame );
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_layout->addWidget(qlbl);
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createPage();
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connect( this, SIGNAL(okClicked()) , this, SLOT(apply()) );
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}
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else {
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QLabel *qlbl = new QLabel( i18n("No sound card is installed or currently plugged in."), m_mainFrame );
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_layout->addWidget(qlbl);
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}
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}
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/**
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* Create RadioButton's for the Mixer with number 'mixerId'.
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* @par mixerId The Mixer, for which the RadioButton's should be created.
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*/
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void DialogAddView::createPageByID(int mixerId)
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{
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//kDebug(67100) << "DialogAddView::createPage()";
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QString selectedMixerName = m_cMixer->itemText(mixerId);
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for( int i =0; i<Mixer::mixers().count(); i++ )
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{
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Mixer *mixer = (Mixer::mixers())[i];
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if ( mixer->readableName() == selectedMixerName ) {
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createPage();
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break;
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}
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} // for
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}
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/**
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* Create RadioButton's for the Mixer with number 'mixerId'.
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* @par mixerId The Mixer, for which the RadioButton's should be created.
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* TODO: The mixer's backend MUST be inspected to find out the supported profiles.
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*/
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void DialogAddView::createPage()
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{
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/** --- Reset page -----------------------------------------------
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* In case the user selected a new Mixer via m_cMixer, we need
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* to remove the stuff created on the last call.
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*/
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// delete the VBox. This should automatically remove all contained QRadioButton's.
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delete m_vboxForScrollView;
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delete m_scrollableChannelSelector;
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delete m_buttonGroupForScrollView;
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enableButton(Ok, false);
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/** Reset page end -------------------------------------------------- */
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m_buttonGroupForScrollView = new QButtonGroup(this); // invisible QButtonGroup
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m_scrollableChannelSelector = new QScrollArea(m_mainFrame);
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_layout->addWidget(m_scrollableChannelSelector);
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m_vboxForScrollView = new KVBox();
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for( int i=0; i<viewNames.size(); ++i )
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{
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// Create a RadioButton for each view type
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QString name = viewNames.at(i);
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name.replace('&', "&&"); // Quoting the '&' needed, to prevent QRadioButton creating an accelerator
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QRadioButton* qrb = new QRadioButton( name, m_vboxForScrollView);
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connect( qrb, SIGNAL(toggled(bool)), this, SLOT(profileRbtoggled(bool)) );
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qrb->setObjectName(viewIds.at(i)); // The object name is used as ID here: see apply()
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m_buttonGroupForScrollView->addButton(qrb);
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}
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m_scrollableChannelSelector->setWidget(m_vboxForScrollView);
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m_vboxForScrollView->show(); // show() is necessary starting with the second call to createPage()
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}
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void DialogAddView::profileRbtoggled(bool selected)
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{
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if ( selected)
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enableButton(Ok, true);
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}
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void DialogAddView::apply()
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{
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Mixer *mixer = 0;
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if ( Mixer::mixers().count() == 1 ) {
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// only one mixer => no combo box => take first entry
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mixer = (Mixer::mixers())[0];
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}
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else if ( Mixer::mixers().count() > 1 ) {
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// find mixer that is currently active in the ComboBox
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QString selectedMixerName = m_cMixer->itemText(m_cMixer->currentIndex());
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for( int i =0; i<Mixer::mixers().count(); i++ )
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{
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mixer = (Mixer::mixers())[i];
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if ( mixer->readableName() == selectedMixerName ) {
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mixer = (Mixer::mixers())[i];
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break;
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}
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} // for
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}
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QAbstractButton* button = m_buttonGroupForScrollView->checkedButton();
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if ( button != 0 ) {
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QString viewName = button->objectName();
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if ( mixer == 0 ) {
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kError(67100) << "DialogAddView::createPage(): Invalid Mixer (mixer=0)" << endl;
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return; // can not happen
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}
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else {
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kDebug() << "We should now create a new view " << viewName << " for mixer " << mixer->id();
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resultMixerId = mixer->id();
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resultViewName = viewName;
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}
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}
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}
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#include "moc_dialogaddview.cpp"
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