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Viewing changes to src/tools/tunecontroller/plugins/itunes/itunescontroller.cpp

  • Committer: Bazaar Package Importer
  • Author(s): Jan Niehusmann
  • Date: 2008-04-14 18:57:30 UTC
  • mfrom: (2.1.9 hardy)
  • Revision ID: james.westby@ubuntu.com-20080414185730-528re3zp0m2hdlhi
Tags: 0.11-8
http://bugs.debian.org/476122
* added CONFIG -= link_prl to .pro files and removed dependencies
  which are made unnecessary by this change
* Fix segfault when closing last chat tab with qt4.4
  (This is from upstream svn, rev. 1101) (Closes: Bug#476122)

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src/tools/tunecontroller/plugins/itunes/itunescontroller.cpp
 
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/*
 
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 * itunescontroller.cpp 
 
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 * Copyright (C) 2006  Remko Troncon
 
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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 General Public License
 
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 * as published by the Free Software Foundation; either version 2
 
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 * 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
 
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 * GNU General Public License for more details.
 
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 *
 
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 * You should have received a copy of the GNU General Public License
 
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 * along with this library; if not, write to the Free Software
 
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 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
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 *
 
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 */
 
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#include <QtGlobal>
 
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#include <QString>
 
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#include <QTime>
 
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#include <QDebug>
 
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#include <CoreFoundation/CoreFoundation.h>
 
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#include "itunescontroller.h"
 
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/**
 
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 * \class ITunesController
 
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 * \brief A controller for the Mac OS X version of iTunes.
 
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 */
 
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static QString CFStringToQString(CFStringRef s)
 
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{
 
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        QString result;
 
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        if (s != NULL) {
 
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                CFIndex length = CFStringGetMaximumSizeForEncoding(CFStringGetLength(s), kCFStringEncodingUTF8) + 1;
 
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                char* buffer = new char[length];
 
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                if (CFStringGetCString(s, buffer, length, kCFStringEncodingUTF8)) {
 
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                        result = QString::fromUtf8(buffer);
 
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                }
 
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                else {
 
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                        qWarning("itunesplayer.cpp: CFString conversion failed.");
 
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                }
 
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                delete buffer;
 
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        } 
 
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    return result;
 
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}                         
 
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ITunesController::ITunesController()
 
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{
 
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        // TODO: Poll iTunes for current playing tune
 
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        CFNotificationCenterRef center = CFNotificationCenterGetDistributedCenter();
 
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        CFNotificationCenterAddObserver(center, this, ITunesController::iTunesCallback, CFSTR("com.apple.iTunes.playerInfo"), NULL, CFNotificationSuspensionBehaviorDeliverImmediately); 
 
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}
 
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Tune ITunesController::currentTune() 
 
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{
 
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        return currentTune_;
 
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}
 
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void ITunesController::iTunesCallback(CFNotificationCenterRef,void* observer,CFStringRef,const void*, CFDictionaryRef info)
 
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{
 
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        Tune tune;
 
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        ITunesController* controller = (ITunesController*) observer;
 
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        CFStringRef cf_state = (CFStringRef) CFDictionaryGetValue(info, CFSTR("Player State"));
 
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        if (CFStringCompare(cf_state,CFSTR("Paused"),0) == kCFCompareEqualTo) {
 
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                //qDebug() << "itunesplayer.cpp: Paused";
 
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                emit controller->stopped();
 
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        }
 
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        else if (CFStringCompare(cf_state,CFSTR("Stopped"),0) == kCFCompareEqualTo) {
 
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                //qDebug() << "itunesplayer.cpp: Stopped";
 
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                emit controller->stopped();
 
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        }
 
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        else if (CFStringCompare(cf_state,CFSTR("Playing"),0) == kCFCompareEqualTo) {
 
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                //qDebug() << "itunesplayer.cpp: Playing";
 
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                tune.setArtist(CFStringToQString((CFStringRef) CFDictionaryGetValue(info, CFSTR("Artist"))));
 
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                tune.setName(CFStringToQString((CFStringRef) CFDictionaryGetValue(info, CFSTR("Name"))));
 
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                tune.setAlbum(CFStringToQString((CFStringRef) CFDictionaryGetValue(info, CFSTR("Album"))));
 
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                CFNumberRef cf_track = (CFNumberRef) CFDictionaryGetValue(info, CFSTR("Track Number"));
 
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                if (cf_track) {
 
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                        int tracknr;
 
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                        if (!CFNumberGetValue(cf_track,kCFNumberIntType,&tracknr)) {
 
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                                qWarning("itunesplayer.cpp: Number value conversion failed.");
 
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                        }
 
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                        tune.setTrack(QString::number(tracknr));
 
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                }
 
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                CFNumberRef cf_time = (CFNumberRef) CFDictionaryGetValue(info, CFSTR("Total Time"));
 
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                int time = 0;
 
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                if (cf_time && !CFNumberGetValue(cf_time,kCFNumberIntType,&time)) {
 
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                        qWarning("itunesplayer.cpp: Number value conversion failed.");
 
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                }
 
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                tune.setTime((unsigned int) (time / 1000));
 
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                controller->currentTune_ = tune;
 
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                emit controller->playing(tune);
 
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        }
 
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        else {
 
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                qWarning("itunesplayer.cpp: Unknown state.");
 
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        }
 
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}