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367 lines
11 KiB
367 lines
11 KiB
/***************************************************************************
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begin : Tue Nov 9 2004
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copyright : (C) 2004 by Scott Wheeler
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email : wheeler@kde.org
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***************************************************************************/
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/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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#include <kiconloader.h>
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#include <tdelocale.h>
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#include <kdebug.h>
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#include <kurldrag.h>
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#include <tdeio/netaccess.h>
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#include <tqimage.h>
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#include <tqlayout.h>
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#include <tqevent.h>
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#include <tqdragobject.h>
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#include <tqimage.h>
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#include <tqtimer.h>
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#include <tqpoint.h>
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#include "nowplaying.h"
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#include "playlistcollection.h"
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#include "playermanager.h"
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#include "coverinfo.h"
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#include "covermanager.h"
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#include "tag.h"
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#include "playlistitem.h"
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#include "collectionlist.h"
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#include "historyplaylist.h"
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static const int imageSize = 64;
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struct Line : public TQFrame
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{
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Line(TQWidget *parent) : TQFrame(parent) { setFrameShape(VLine); }
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};
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////////////////////////////////////////////////////////////////////////////////
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// NowPlaying
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////////////////////////////////////////////////////////////////////////////////
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NowPlaying::NowPlaying(TQWidget *parent, PlaylistCollection *collection, const char *name) :
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TQHBox(parent, name),
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m_observer(this, collection),
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m_collection(collection)
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{
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// m_observer is set to watch the PlaylistCollection, also watch for
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// changes that come from CollectionList.
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CollectionList::instance()->addObserver(&m_observer);
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layout()->setMargin(5);
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layout()->setSpacing(3);
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setFixedHeight(imageSize + 2 + layout()->margin() * 2);
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setStretchFactor(new CoverItem(this), 0);
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setStretchFactor(new TrackItem(this), 2);
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setStretchFactor(new Line(this), 0);
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setStretchFactor(new HistoryItem(this), 1);
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connect(PlayerManager::instance(), TQT_SIGNAL(signalPlay()), this, TQT_SLOT(slotUpdate()));
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connect(PlayerManager::instance(), TQT_SIGNAL(signalStop()), this, TQT_SLOT(slotUpdate()));
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hide();
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}
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void NowPlaying::addItem(NowPlayingItem *item)
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{
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m_items.append(item);
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}
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PlaylistCollection *NowPlaying::collection() const
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{
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return m_collection;
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}
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void NowPlaying::slotUpdate()
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{
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FileHandle file = PlayerManager::instance()->playingFile();
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if(file.isNull()) {
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hide();
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return;
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}
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else
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show();
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for(TQValueList<NowPlayingItem *>::Iterator it = m_items.begin();
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it != m_items.end(); ++it)
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{
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(*it)->update(file);
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}
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}
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////////////////////////////////////////////////////////////////////////////////
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// CoverItem
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////////////////////////////////////////////////////////////////////////////////
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CoverItem::CoverItem(NowPlaying *parent) :
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TQLabel(parent, "CoverItem"),
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NowPlayingItem(parent)
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{
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setFixedHeight(parent->height() - parent->layout()->margin() * 2);
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setFrameStyle(Box | Plain);
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setLineWidth(1);
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setMargin(1);
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setAcceptDrops(true);
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}
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void CoverItem::update(const FileHandle &file)
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{
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m_file = file;
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if(file.coverInfo()->hasCover()) {
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show();
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TQImage image = file.coverInfo()->pixmap(CoverInfo::Thumbnail).convertToImage();
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setPixmap(image.smoothScale(imageSize, imageSize, TQ_ScaleMin));
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}
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else
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hide();
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}
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void CoverItem::mouseReleaseEvent(TQMouseEvent *event)
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{
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if(m_dragging) {
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m_dragging = false;
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return;
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}
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if(event->x() >= 0 && event->y() >= 0 &&
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event->x() < width() && event->y() < height() &&
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event->button() == Qt::LeftButton &&
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m_file.coverInfo()->hasCover())
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{
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m_file.coverInfo()->popup();
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}
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TQLabel::mousePressEvent(event);
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}
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void CoverItem::mousePressEvent(TQMouseEvent *e)
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{
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m_dragging = false;
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m_dragStart = e->globalPos();
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}
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void CoverItem::mouseMoveEvent(TQMouseEvent *e)
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{
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if(m_dragging)
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return;
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TQPoint diff = m_dragStart - e->globalPos();
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if(TQABS(diff.x()) > 1 || TQABS(diff.y()) > 1) {
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// Start a drag.
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m_dragging = true;
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CoverDrag *drag = new CoverDrag(m_file.coverInfo()->coverId(), this);
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drag->drag();
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}
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}
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void CoverItem::dragEnterEvent(TQDragEnterEvent *e)
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{
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e->accept(TQImageDrag::canDecode(e) || KURLDrag::canDecode(e) || CoverDrag::canDecode(e));
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}
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void CoverItem::dropEvent(TQDropEvent *e)
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{
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TQImage image;
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KURL::List urls;
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coverKey key;
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if(e->source() == this)
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return;
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if(TQImageDrag::decode(e, image)) {
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m_file.coverInfo()->setCover(image);
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update(m_file);
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}
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else if(CoverDrag::decode(e, key)) {
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m_file.coverInfo()->setCoverId(key);
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update(m_file);
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}
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else if(KURLDrag::decode(e, urls)) {
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TQString fileName;
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if(TDEIO::NetAccess::download(urls.front(), fileName, this)) {
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if(image.load(fileName)) {
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m_file.coverInfo()->setCover(image);
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update(m_file);
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}
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else
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kdError(65432) << "Unable to load image from " << urls.front() << endl;
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TDEIO::NetAccess::removeTempFile(fileName);
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}
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else
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kdError(65432) << "Unable to download " << urls.front() << endl;
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}
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}
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////////////////////////////////////////////////////////////////////////////////
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// TrackItem
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////////////////////////////////////////////////////////////////////////////////
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TrackItem::TrackItem(NowPlaying *parent) :
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TQWidget(parent, "TrackItem"),
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NowPlayingItem(parent)
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{
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setFixedHeight(parent->height() - parent->layout()->margin() * 2);
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setSizePolicy(TQSizePolicy::Preferred, TQSizePolicy::Fixed);
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TQVBoxLayout *layout = new TQVBoxLayout(this);
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m_label = new LinkLabel(this);
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m_label->setLinkUnderline(false);
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layout->addStretch();
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layout->addWidget(m_label);
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layout->addStretch();
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connect(m_label, TQT_SIGNAL(linkClicked(const TQString &)), this,
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TQT_SLOT(slotOpenLink(const TQString &)));
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}
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void TrackItem::update(const FileHandle &file)
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{
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m_file = file;
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TQTimer::singleShot(0, this, TQT_SLOT(slotUpdate()));
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}
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void TrackItem::slotOpenLink(const TQString &link)
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{
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PlaylistCollection *collection = NowPlayingItem::parent()->collection();
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if(link == "artist")
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collection->showMore(m_file.tag()->artist());
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else if(link == "album")
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collection->showMore(m_file.tag()->artist(), m_file.tag()->album());
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else if(link == "clear")
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collection->clearShowMore();
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update(m_file);
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}
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void TrackItem::slotUpdate()
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{
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TQString title = TQStyleSheet::escape(m_file.tag()->title());
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TQString artist = TQStyleSheet::escape(m_file.tag()->artist());
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TQString album = TQStyleSheet::escape(m_file.tag()->album());
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TQString separator = (artist.isNull() || album.isNull()) ? TQString() : TQString(" - ");
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// This block-o-nastiness makes the font smaller and smaller until it actually fits.
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int size = 4;
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TQString format =
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"<font size=\"+%1\"><b>%2</b></font>"
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"<br />"
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"<font size=\"+%3\"><b><a href=\"artist\">%4</a>%5<a href=\"album\">%6</a></b>";
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if(NowPlayingItem::parent()->collection()->showMoreActive())
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format.append(TQString(" (<a href=\"clear\">%1</a>)").arg(i18n("back to playlist")));
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format.append("</font>");
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do {
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m_label->setText(format.arg(size).arg(title).arg(size - 2)
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.arg(artist).arg(separator).arg(album));
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--size;
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} while(m_label->heightForWidth(m_label->width()) > imageSize && size >= 0);
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m_label->setFixedHeight(TQMIN(imageSize, m_label->heightForWidth(m_label->width())));
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}
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////////////////////////////////////////////////////////////////////////////////
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// HistoryItem
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////////////////////////////////////////////////////////////////////////////////
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HistoryItem::HistoryItem(NowPlaying *parent) :
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LinkLabel(parent, "HistoryItem"),
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NowPlayingItem(parent)
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{
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setFixedHeight(parent->height() - parent->layout()->margin() * 2);
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setSizePolicy(TQSizePolicy::Preferred, TQSizePolicy::Fixed);
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setLinkUnderline(false);
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setText(TQString("<b>%1</b>").arg(i18n("History")));
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m_timer = new TQTimer(this);
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connect(m_timer, TQT_SIGNAL(timeout()), this, TQT_SLOT(slotAddPlaying()));
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}
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void HistoryItem::update(const FileHandle &file)
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{
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if(file.isNull() || (!m_history.isEmpty() && m_history.front().file == file))
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return;
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if(m_history.count() >= 10)
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m_history.remove(m_history.fromLast());
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TQString format = "<br /><a href=\"%1\"><font size=\"-1\">%2</font></a>";
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TQString current = TQString("<b>%1</b>").arg(i18n("History"));
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TQString previous;
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for(TQValueList<Item>::ConstIterator it = m_history.begin();
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it != m_history.end(); ++it)
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{
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previous = current;
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current.append(format.arg((*it).anchor).arg(TQStyleSheet::escape((*it).file.tag()->title())));
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setText(current);
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if(heightForWidth(width()) > imageSize) {
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setText(previous);
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break;
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}
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}
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m_file = file;
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m_timer->stop();
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m_timer->start(HistoryPlaylist::delay(), true);
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}
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void HistoryItem::openLink(const TQString &link)
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{
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for(TQValueList<Item>::ConstIterator it = m_history.begin();
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it != m_history.end(); ++it)
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{
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if((*it).anchor == link) {
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if((*it).playlist) {
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CollectionListItem *collectionItem =
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CollectionList::instance()->lookup((*it).file.absFilePath());
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PlaylistItem *item = collectionItem->itemForPlaylist((*it).playlist);
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(*it).playlist->clearSelection();
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(*it).playlist->setSelected(item, true);
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(*it).playlist->ensureItemVisible(item);
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NowPlayingItem::parent()->collection()->raise((*it).playlist);
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}
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break;
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}
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}
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}
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void HistoryItem::slotAddPlaying()
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{
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// More or less copied from the HistoryPlaylist
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PlayerManager *manager = PlayerManager::instance();
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if(manager->playing() && manager->playingFile() == m_file) {
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m_history.prepend(Item(TDEApplication::randomString(20),
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m_file, Playlist::playingItem()->playlist()));
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}
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m_file = FileHandle::null();
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}
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#include "nowplaying.moc"
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