kfileaudiopreview.cpp
00001 #include "kfileaudiopreview.h"
00002
00003 #include <qcheckbox.h>
00004 #include <qhbox.h>
00005 #include <qlayout.h>
00006 #include <qvgroupbox.h>
00007
00008 #include <kconfig.h>
00009 #include <klibloader.h>
00010 #include <klocale.h>
00011 #include <kmediaplayer/player.h>
00012 #include <kmimetype.h>
00013 #include <kparts/componentfactory.h>
00014
00015 #include <kplayobjectfactory.h>
00016
00017 #include <config-kfile.h>
00018
00019 class KFileAudioPreviewFactory : public KLibFactory
00020 {
00021 protected:
00022 virtual QObject *createObject( QObject *parent, const char *name,
00023 const char *, const QStringList & )
00024 {
00025 return new KFileAudioPreview( dynamic_cast<QWidget*>( parent ), name );
00026 }
00027 };
00028
00029 K_EXPORT_COMPONENT_FACTORY( kfileaudiopreview, KFileAudioPreviewFactory )
00030
00031
00032
00033
00034
00035
00036 class KFileAudioPreview::KFileAudioPreviewPrivate
00037 {
00038 public:
00039 KFileAudioPreviewPrivate( QWidget *parent )
00040 {
00041 player = KParts::ComponentFactory::createInstanceFromQuery<KMediaPlayer::Player>( "KMediaPlayer/Player", QString::null, parent );
00042 }
00043
00044 ~KFileAudioPreviewPrivate()
00045 {
00046 delete player;
00047 }
00048
00049 KMediaPlayer::Player *player;
00050 };
00051
00052
00053 KFileAudioPreview::KFileAudioPreview( QWidget *parent, const char *name )
00054 : KPreviewWidgetBase( parent, name )
00055 {
00056 QStringList formats = KDE::PlayObjectFactory::mimeTypes();
00057
00058 QStringList::ConstIterator it = formats.begin();
00059 for ( ; it != formats.end(); ++it )
00060 m_supportedFormats.insert( *it, (void*) 1 );
00061
00062 QVGroupBox *box = new QVGroupBox( i18n("Media Player"), this );
00063 QVBoxLayout *layout = new QVBoxLayout( this );
00064 layout->addWidget( box );
00065
00066 (void) new QWidget( box );
00067
00068 d = new KFileAudioPreviewPrivate( 0L );
00069 if ( d->player )
00070 {
00071 setSupportedMimeTypes( formats );
00072 KMediaPlayer::View *view = d->player->view();
00073 view->setEnabled( false );
00074
00075
00076
00077 if ( view->videoWidget() )
00078 {
00079 QHBox *frame = new QHBox( box );
00080 frame->setFrameStyle( QFrame::Panel | QFrame::Sunken );
00081 frame->setSizePolicy( QSizePolicy( QSizePolicy::Expanding, QSizePolicy::Expanding ) );
00082 view->videoWidget()->reparent( frame, QPoint(0,0) );
00083 }
00084
00085 view->reparent( box, QPoint(0,0) );
00086 }
00087
00088 m_autoPlay = new QCheckBox( i18n("Play &automatically"), box );
00089 KConfigGroup config( KGlobal::config(), ConfigGroup );
00090 m_autoPlay->setChecked( config.readBoolEntry( "Autoplay sounds", true ) );
00091 connect( m_autoPlay, SIGNAL(toggled(bool)), SLOT(toggleAuto(bool)) );
00092 }
00093
00094 KFileAudioPreview::~KFileAudioPreview()
00095 {
00096 KConfigGroup config( KGlobal::config(), ConfigGroup );
00097 config.writeEntry( "Autoplay sounds", m_autoPlay->isChecked() );
00098
00099 delete d;
00100 }
00101
00102 void KFileAudioPreview::showPreview( const KURL &url )
00103 {
00104 if ( !d->player || !url.isValid() )
00105 return;
00106
00107 KMimeType::Ptr mt = KMimeType::findByURL( url );
00108 bool supported = m_supportedFormats.find( mt->name() );
00109 d->player->view()->setEnabled( supported );
00110 if ( !supported )
00111 return;
00112
00113 static_cast<KParts::ReadOnlyPart*>(d->player)->openURL( url );
00114 if ( m_autoPlay->isChecked() )
00115 d->player->play();
00116 }
00117
00118 void KFileAudioPreview::clearPreview()
00119 {
00120 if ( d->player )
00121 {
00122 d->player->stop();
00123 d->player->closeURL();
00124 }
00125 }
00126
00127 void KFileAudioPreview::toggleAuto( bool on )
00128 {
00129 if ( !d->player )
00130 return;
00131
00132 if ( on && m_currentURL.isValid() && d->player->view()->isEnabled() )
00133 d->player->play();
00134 else
00135 d->player->stop();
00136 }
00137
00138 void KFileAudioPreview::virtual_hook( int, void* )
00139 {}
00140
00141 #include "kfileaudiopreview.moc"
This file is part of the documentation for interfaces Library Version 3.2.3.