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-rw-r--r--kicker-applets/mediacontrol/kscdInterface.cpp332
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diff --git a/kicker-applets/mediacontrol/kscdInterface.cpp b/kicker-applets/mediacontrol/kscdInterface.cpp
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+/***************************************************************************
+ Interface to access KsCD
+ -------------------
+ begin : Sat Dec 04 13:36:00 CET 2004
+ copyright : (C) 2004 by Michal Startek
+ adapted from JuK interface which is (C) 2001-2002 by Stefan Gehn
+ email : michal.startek@op.pl
+ ***************************************************************************/
+
+/***************************************************************************
+ * *
+ * This program is free software; you can redistribute it and/or modify *
+ * it under the terms of the GNU General Public License as published by *
+ * the Free Software Foundation; either version 2 of the License, or *
+ * (at your option) any later version. *
+ * *
+ ***************************************************************************/
+
+#include "kscdInterface.h"
+#include "kscdInterface.moc"
+
+#include <kapplication.h>
+#include <kdebug.h>
+#include <qstringlist.h>
+#include <qstrlist.h>
+#include <kurldrag.h>
+#include <klocale.h>
+
+#define TIMER_FAST 250
+
+KsCDInterface::KsCDInterface() : PlayerInterface()
+{
+ mKsCDTimer = new QTimer(this, "mKsCDTimer");
+
+ connect(mKsCDTimer, SIGNAL(timeout()), SLOT(updateSlider()) );
+ kapp->dcopClient()->setNotifications ( true );
+
+ connect(kapp->dcopClient(), SIGNAL(applicationRegistered(const QCString&)),
+ SLOT(appRegistered(const QCString&)) );
+
+ connect(kapp->dcopClient(), SIGNAL(applicationRemoved(const QCString&)),
+ SLOT(appRemoved(const QCString&)));
+
+ QTimer::singleShot(0, this, SLOT(myInit()));
+}
+
+KsCDInterface::~KsCDInterface()
+{
+ kapp->dcopClient()->setNotifications(false);
+ delete mKsCDTimer;
+}
+
+void KsCDInterface::myInit()
+{
+ // Start the timer if KsCD is already running
+ // Needed if user adds applet while running KsCD
+ if (findRunningKsCD())
+ {
+ emit playerStarted();
+ mKsCDTimer->start(TIMER_FAST);
+ }
+ else
+ {
+ emit playerStopped();
+ emit newSliderPosition(0,0);
+ }
+}
+
+void KsCDInterface::appRegistered(const QCString &appId)
+{
+ if((appId) == "kscd")
+ {
+ mAppId = appId;
+ emit playerStarted();
+ mKsCDTimer->start(TIMER_FAST);
+ }
+}
+
+void KsCDInterface::appRemoved(const QCString &appId)
+{
+ if ((appId) == "kscd")
+ {
+ // is there still another KsCD alive?
+ // Okay, KsCD does not allow multiple instances
+ // of it to run at the same time, but
+ // this can change.
+ if (findRunningKsCD())
+ return;
+ mKsCDTimer->stop();
+ emit playerStopped();
+ emit newSliderPosition(0,0);
+ }
+}
+
+void KsCDInterface::updateSlider()
+{
+ // length/time in secs, -1 means "no playobject in kscd"
+ int len = -1;
+ int time = -1;
+ QByteArray data, replyData;
+ QCString replyType;
+
+ if (kapp->dcopClient()->call(mAppId, "CDPlayer", "currentTrackLength()", data,
+ replyType, replyData))
+ {
+ QDataStream reply(replyData, IO_ReadOnly);
+ if (replyType == "int")
+ reply >> len;
+ }
+
+ data = 0;
+ replyData = 0;
+ replyType = 0;
+
+ if (kapp->dcopClient()->call(mAppId, "CDPlayer", "currentPosition()", data,
+ replyType, replyData))
+ {
+ QDataStream reply(replyData, IO_ReadOnly);
+ if (replyType == "int")
+ reply >> time;
+ }
+
+ if ( (time < 0) || (len < 0)) // KsCD isn't playing and thus returns -1
+ {
+ len = 0;
+ time = 0;
+ }
+ emit newSliderPosition(len,time);
+ emit playingStatusChanged(playingStatus());
+}
+
+// Drag-n-Drop stuff =================================================================
+// As far as I know there is currently no way to drag an AudioCD track to KsCD,
+// or even no application to drag AudioCD track from (not the KIO-wrapped track
+// path (audiocd:/...) like from Konqueror)
+
+void KsCDInterface::dragEnterEvent(QDragEnterEvent* event)
+{
+ event->ignore();
+}
+
+void KsCDInterface::dropEvent(QDropEvent* event)
+{
+ event->ignore();
+}
+
+// ====================================================================================
+
+void KsCDInterface::sliderStartDrag()
+{
+ mKsCDTimer->stop();
+}
+
+void KsCDInterface::sliderStopDrag()
+{
+ mKsCDTimer->start(TIMER_FAST);
+}
+
+void KsCDInterface::jumpToTime(int sec)
+{
+ QByteArray data;
+ QDataStream arg(data, IO_WriteOnly);
+ arg << sec;
+ kapp->dcopClient()->send(mAppId, "CDPlayer", "jumpTo(int)", data);
+}
+
+void KsCDInterface::playpause()
+{
+ if (!findRunningKsCD())
+ startPlayer("kscd");
+ QByteArray data;
+ kapp->dcopClient()->send(mAppId, "CDPlayer", "play()", data);
+}
+
+void KsCDInterface::stop()
+{
+ QByteArray data;
+ kapp->dcopClient()->send(mAppId, "CDPlayer", "stop()", data);
+}
+
+void KsCDInterface::next()
+{
+ QByteArray data;
+ kapp->dcopClient()->send(mAppId, "CDPlayer", "next()", data);
+}
+
+void KsCDInterface::prev()
+{
+ QByteArray data;
+ kapp->dcopClient()->send(mAppId, "CDPlayer", "previous()", data);
+}
+
+void KsCDInterface::volumeUp()
+{
+ QByteArray data;
+ kapp->dcopClient()->send(mAppId, "CDPlayer", "volumeUp()", data);
+}
+
+void KsCDInterface::volumeDown()
+{
+ QByteArray data;
+ kapp->dcopClient()->send(mAppId, "CDPlayer", "volumeDown()", data);
+}
+
+const QString KsCDInterface::getTrackTitle() const
+{
+ QString title, artist, album, result;
+ QByteArray data, replyData;
+ QCString replyType;
+
+ // Get track title from KsCD...
+ if (kapp->dcopClient()->call(mAppId, "CDPlayer", "currentTrackTitle()", data,
+ replyType, replyData))
+ {
+ QDataStream reply(replyData, IO_ReadOnly);
+ if (replyType == "QString")
+ {
+ reply >> title;
+ }
+ }
+
+ // Album...
+ if (kapp->dcopClient()->call(mAppId, "CDPlayer", "currentAlbum()", data,
+ replyType, replyData))
+ {
+ QDataStream reply(replyData, IO_ReadOnly);
+ if (replyType == "QString")
+ {
+ reply >> album;
+ }
+ }
+
+ // Artist...
+ if (kapp->dcopClient()->call(mAppId, "CDPlayer", "currentArtist()", data,
+ replyType, replyData))
+ {
+ QDataStream reply(replyData, IO_ReadOnly);
+ if (replyType == "QString")
+ {
+ reply >> artist;
+ }
+ }
+
+ // And compose them into one string that will be displayed...
+ if(album.isEmpty())
+ {
+ if(artist.isEmpty())
+ {
+ result = title;
+ }
+ else // artist is non-empty
+ {
+ if(title.isEmpty())
+ {
+ result = artist;
+ }
+ else
+ {
+ result = i18n("artist - trackname", "%1 - %2").arg(artist, title);
+ }
+ }
+ }
+ else // album is non-empty
+ {
+ if(artist.isEmpty())
+ {
+ if(title.isEmpty())
+ {
+ result = album;
+ }
+ else
+ {
+ result = i18n("(album) - trackname", "(%1) - %2").arg(artist, title);
+ }
+ }
+ else // artist is non-empty
+ {
+ if(title.isEmpty())
+ {
+ result = i18n("artistname (albumname)", "%1 (%2)").arg(artist, album);
+ }
+ else
+ {
+ result = i18n("artistname (albumname) - trackname", "%1 (%2) - %3").arg(artist, album, title);
+ }
+ }
+ }
+
+ return result;
+}
+
+bool KsCDInterface::findRunningKsCD()
+{
+ QCStringList allApps = kapp->dcopClient()->registeredApplications();
+ QValueList<QCString>::const_iterator iterator;
+
+ for (iterator = allApps.constBegin(); iterator != allApps.constEnd(); ++iterator)
+ {
+ if ((*iterator) == "kscd")
+ {
+ mAppId = *iterator;
+ return true;
+ }
+ }
+ return false;
+}
+
+int KsCDInterface::playingStatus()
+{
+ QByteArray data, replyData;
+ QCString replyType;
+
+ if (kapp->dcopClient()->call(mAppId, "CDPlayer", "getStatus()", data, replyType,
+ replyData))
+ {
+ int status = 0;
+ QDataStream reply(replyData, IO_ReadOnly);
+ if (replyType == "int")
+ reply >> status;
+
+ switch (status)
+ {
+ case 2:
+ return Playing;
+ case 4:
+ return Paused;
+ default:
+ return Stopped;
+ }
+ }
+ return Stopped;
+}
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