configdialog.cpp

来自「Amarok是一款在LINUX或其他类UNIX操作系统中运行的音频播放器软件。 」· C++ 代码 · 共 450 行 · 第 1/2 页

    m_pageList << page;

    KConfigDialog::addPage( page, itemName, pixmapName, header, manage );
}


/** Show page by object name */
void AmarokConfigDialog::showPageByName( const QCString& page )
{
    for( uint index = 0; index < m_pageList.count(); index++ ) {
        if ( m_pageList[index]->name() == page ) {
            KConfigDialog::showPage( index );
            return;
        }
    }
}


//////////////////////////////////////////////////////////////////////////////////////////
// PROTECTED SLOTS
//////////////////////////////////////////////////////////////////////////////////////////

/**
 * Update the buttons.
 * REIMPLEMENTED
 */

void AmarokConfigDialog::updateButtons()
{
    KConfigDialog::updateButtons();
}

/**
 * Update the settings from the dialog.
 * Example use: User clicks Ok or Apply button in a configure dialog.
 * REIMPLEMENTED
 */
void AmarokConfigDialog::updateSettings()
{
#ifdef Q_WS_X11
    OSDPreviewWidget *osd = static_cast<OSDPreviewWidget*>( child( "osdpreview" ) );
    AmarokConfig::setOsdAlignment( osd->alignment() );
    AmarokConfig::setOsdYOffset( osd->y() );
    Amarok::OSD::instance()->applySettings();
#endif

    static_cast<CollectionSetup*>(child("CollectionSetup"))->writeConfig();

    if ( m_engineConfig ) m_engineConfig->save();

    AmarokConfig::setExternalBrowser( externalBrowser() );

    // When sound system has changed, update engine config page
    if ( m_soundSystem->currentText() != m_pluginAmarokName[AmarokConfig::soundSystem()] ) {
        AmarokConfig::setSoundSystem( m_pluginName[m_soundSystem->currentText()] );
        emit settingsChanged();
        soundSystemChanged();
    }

    if ( m_opt2->styleComboBox->currentText() != AmarokConfig::contextBrowserStyleSheet() ) {
        //can't use kconfigxt for the style comboxbox's since we need the string, not the index
        AmarokConfig::setContextBrowserStyleSheet( m_opt2->styleComboBox->currentText() );
        ContextBrowser::instance()->reloadStyleSheet();
    }

    int dbType = Amarok::databaseTypeCode( m_opt7->dbSetupFrame->databaseEngine->currentText() );
    if ( dbType != AmarokConfig::databaseEngine().toInt() ) {
        AmarokConfig::setDatabaseEngine( QString::number( dbType ) );
        emit settingsChanged();
    }

    m_deviceManager->finished();

    if( MediaBrowser::isAvailable() )
    {
        PlaylistWindow::self()->addBrowser( "MediaBrowser", MediaBrowser::instance(), i18n( "Media Device" ), Amarok::icon( "device" ) );
        //to re-enable mediabrowser hiding, uncomment this:
        //connect( MediaBrowser::instance(), SIGNAL( availabilityChanged( bool ) ),
        //         PlaylistWindow::self(), SLOT( mbAvailabilityChanged( bool ) ) );

    }

    Amarok::setUseScores( m_opt1->kcfg_UseScores->isChecked() );
    Amarok::setUseRatings( m_opt1->kcfg_UseRatings->isChecked() );

    // The following makes everything with a moodbar redraw itself.
    Amarok::setMoodbarPrefs( m_opt1->kcfg_ShowMoodbar->isChecked(),
                             m_opt1->kcfg_MakeMoodier->isChecked(),
                             m_opt1->kcfg_AlterMood->currentItem(),
                             m_opt1->kcfg_MoodsWithMusic->isChecked() );
}


/**
 * Update the configuration-widgets in the dialog based on Amarok's current settings.
 * Example use: Initialisation of dialog.
 * Example use: User clicks Reset button in a configure dialog.
 * REIMPLEMENTED
 */
void AmarokConfigDialog::updateWidgets()
{
    m_soundSystem->setCurrentText( m_pluginAmarokName[AmarokConfig::soundSystem()] );
    soundSystemChanged();
}


/**
 * Update the configuration-widgets in the dialog based on the default values for Amarok's settings.
 * Example use: User clicks Defaults button in a configure dialog.
 * REIMPLEMENTED
 */
void AmarokConfigDialog::updateWidgetsDefault()
{
    m_soundSystem->setCurrentItem( 0 );
}


//////////////////////////////////////////////////////////////////////////////////////////
// PROTECTED
//////////////////////////////////////////////////////////////////////////////////////////

/**
 * @return true if any configuration items we are managing changed from Amarok's stored settings
 * We manage the engine combo box and some of the OSD settings
 * REIMPLEMENTED
 */
bool AmarokConfigDialog::hasChanged()
{
#ifdef Q_WS_X11
    OSDPreviewWidget *osd = static_cast<OSDPreviewWidget*>( child( "osdpreview" ) );
#endif

    return  m_soundSystem->currentText() != m_pluginAmarokName[AmarokConfig::soundSystem()] ||
#ifdef Q_WS_X11
            osd->alignment() != AmarokConfig::osdAlignment() ||
            osd->alignment() != OSDWidget::Center && osd->y() != AmarokConfig::osdYOffset() ||
#endif
            m_opt2->styleComboBox->currentText() != AmarokConfig::contextBrowserStyleSheet() ||
            Amarok::databaseTypeCode(  m_opt7->dbSetupFrame->databaseEngine->currentText()  ) != AmarokConfig::databaseEngine().toInt() ||
            m_engineConfig && m_engineConfig->hasChanged() ||
            m_deviceManager && m_deviceManager->hasChanged() ||
            externalBrowser() != AmarokConfig::externalBrowser();
}


/** REIMPLEMENTED */
bool AmarokConfigDialog::isDefault()
{
    AMAROK_NOTIMPLEMENTED

    //TODO hard to implement - what are default settings for OSD etc?

    return false;
}


//////////////////////////////////////////////////////////////////////////////////////////
// PRIVATE SLOTS
//////////////////////////////////////////////////////////////////////////////////////////

void AmarokConfigDialog::aboutEngine() //SLOT
{
    PluginManager::showAbout( QString( "Name == '%1'" ).arg( m_soundSystem->currentText() ) );
}


//////////////////////////////////////////////////////////////////////////////////////////
// PRIVATE
//////////////////////////////////////////////////////////////////////////////////////////

void AmarokConfigDialog::soundSystemChanged()
{
    ///A new sound system has been LOADED
    ///If only the sound system widget has been changed don't call this!

    // remove old engine config widget
    // will delete the view if implementation is done correctly
    delete m_engineConfig;

    if( EngineController::hasEngineProperty( "HasConfigure" ) )
    {
        m_engineConfig = EngineController::engine()->configure();
        m_engineConfig->view()->reparent( m_engineConfigFrame, QPoint() );
        m_engineConfig->view()->show();
        m_engineConfigFrame->setTitle( i18n( "to change settings", "Configure %1" ).arg( m_soundSystem->currentText() ) );
        m_engineConfigFrame->show();

        connect( m_engineConfig, SIGNAL(viewChanged()), SLOT(updateButtons()) );
    }
    else {
        m_engineConfig = 0;
        m_engineConfigFrame->hide();
    }

    const bool hasCrossfade = EngineController::hasEngineProperty( "HasCrossfade" );
    const bool crossfadeOn = m_opt4->kcfg_Crossfade->isOn();
    // Enable crossfading option when available
    m_opt4->kcfg_Crossfade->setEnabled( hasCrossfade );
    m_opt4->kcfg_CrossfadeLength->setEnabled( hasCrossfade && crossfadeOn );
    m_opt4->crossfadeLengthLabel->setEnabled( hasCrossfade && crossfadeOn );
    m_opt4->kcfg_CrossfadeType->setEnabled( hasCrossfade && crossfadeOn );

    if (!hasCrossfade)
    {
        m_opt4->radioButtonNormalPlayback->setChecked( true );
    }
}

QString AmarokConfigDialog::externalBrowser() const
{
    return   m_opt1->kComboBox_browser->isEnabled() ?
#ifdef Q_WS_MAC
                 m_opt1->kComboBox_browser->currentText() == i18n( "Default Browser" ) ?
                 "open" :
#else
                 m_opt1->kComboBox_browser->currentText() == i18n( "Default KDE Browser" ) ?
                 "kfmclient openURL" :
#endif
                 m_opt1->kComboBox_browser->currentText().lower() :
             m_opt1->kLineEdit_customBrowser->text().lower();
}


#include "configdialog.moc"