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/***************************************************************************
begin : Tue Nov 9 2004
copyright : (C) 2004 by Scott Wheeler
email : wheeler@kde.org
***************************************************************************/
/***************************************************************************
* *
* 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 <kiconloader.h>
#include <klocale.h>
#include <kdebug.h>
#include <kurldrag.h>
#include <kio/netaccess.h>
#include <tqimage.h>
#include <layout.h>
#include <tqevent.h>
#include <tqdragobject.h>
#include <tqimage.h>
#include <tqtimer.h>
#include <tqpoint.h>
#include "nowplaying.h"
#include "playlistcollection.h"
#include "playermanager.h"
#include "coverinfo.h"
#include "covermanager.h"
#include "tag.h"
#include "playlistitem.h"
#include "collectionlist.h"
#include "historyplaylist.h"
static const int imageSize = 64;
struct Line : public TQFrame
{
Line(TQWidget *parent) : TQFrame(parent) { setFrameShape(VLine); }
};
////////////////////////////////////////////////////////////////////////////////
// NowPlaying
////////////////////////////////////////////////////////////////////////////////
NowPlaying::NowPlaying(TQWidget *parent, PlaylistCollection *collection, const char *name) :
TQHBox(parent, name),
m_observer(this, collection),
m_collection(collection)
{
// m_observer is set to watch the PlaylistCollection, also watch for
// changes that come from CollectionList.
CollectionList::instance()->addObserver(&m_observer);
layout()->setMargin(5);
layout()->setSpacing(3);
setFixedHeight(imageSize + 2 + layout()->margin() * 2);
setStretchFactor(new CoverItem(this), 0);
setStretchFactor(new TrackItem(this), 2);
setStretchFactor(new Line(this), 0);
setStretchFactor(new HistoryItem(this), 1);
connect(PlayerManager::instance(), TQT_SIGNAL(signalPlay()), this, TQT_SLOT(slotUpdate()));
connect(PlayerManager::instance(), TQT_SIGNAL(signalStop()), this, TQT_SLOT(slotUpdate()));
hide();
}
void NowPlaying::addItem(NowPlayingItem *item)
{
m_items.append(item);
}
PlaylistCollection *NowPlaying::collection() const
{
return m_collection;
}
void NowPlaying::slotUpdate()
{
FileHandle file = PlayerManager::instance()->playingFile();
if(file.isNull()) {
hide();
return;
}
else
show();
for(TQValueList<NowPlayingItem *>::Iterator it = m_items.begin();
it != m_items.end(); ++it)
{
(*it)->update(file);
}
}
////////////////////////////////////////////////////////////////////////////////
// CoverItem
////////////////////////////////////////////////////////////////////////////////
CoverItem::CoverItem(NowPlaying *parent) :
TQLabel(parent, "CoverItem"),
NowPlayingItem(parent)
{
setFixedHeight(parent->height() - parent->layout()->margin() * 2);
setFrameStyle(Box | Plain);
setLineWidth(1);
setMargin(1);
setAcceptDrops(true);
}
void CoverItem::update(const FileHandle &file)
{
m_file = file;
if(file.coverInfo()->hasCover()) {
show();
TQImage image = file.coverInfo()->pixmap(CoverInfo::Thumbnail).convertToImage();
setPixmap(image.smoothScale(imageSize, imageSize, TQ_ScaleMin));
}
else
hide();
}
void CoverItem::mouseReleaseEvent(TQMouseEvent *event)
{
if(m_dragging) {
m_dragging = false;
return;
}
if(event->x() >= 0 && event->y() >= 0 &&
event->x() < width() && event->y() < height() &&
event->button() == Qt::LeftButton &&
m_file.coverInfo()->hasCover())
{
m_file.coverInfo()->popup();
}
TQLabel::mousePressEvent(event);
}
void CoverItem::mousePressEvent(TQMouseEvent *e)
{
m_dragging = false;
m_dragStart = e->globalPos();
}
void CoverItem::mouseMoveEvent(TQMouseEvent *e)
{
if(m_dragging)
return;
TQPoint diff = m_dragStart - e->globalPos();
if(TQABS(diff.x()) > 1 || TQABS(diff.y()) > 1) {
// Start a drag.
m_dragging = true;
CoverDrag *drag = new CoverDrag(m_file.coverInfo()->coverId(), this);
drag->drag();
}
}
void CoverItem::dragEnterEvent(TQDragEnterEvent *e)
{
e->accept(TQImageDrag::canDecode(e) || KURLDrag::canDecode(e) || CoverDrag::canDecode(e));
}
void CoverItem::dropEvent(TQDropEvent *e)
{
TQImage image;
KURL::List urls;
coverKey key;
if(e->source() == this)
return;
if(TQImageDrag::decode(e, image)) {
m_file.coverInfo()->setCover(image);
update(m_file);
}
else if(CoverDrag::decode(e, key)) {
m_file.coverInfo()->setCoverId(key);
update(m_file);
}
else if(KURLDrag::decode(e, urls)) {
TQString fileName;
if(KIO::NetAccess::download(urls.front(), fileName, this)) {
if(image.load(fileName)) {
m_file.coverInfo()->setCover(image);
update(m_file);
}
else
kdError(65432) << "Unable to load image from " << urls.front() << endl;
KIO::NetAccess::removeTempFile(fileName);
}
else
kdError(65432) << "Unable to download " << urls.front() << endl;
}
}
////////////////////////////////////////////////////////////////////////////////
// TrackItem
////////////////////////////////////////////////////////////////////////////////
TrackItem::TrackItem(NowPlaying *parent) :
TQWidget(parent, "TrackItem"),
NowPlayingItem(parent)
{
setFixedHeight(parent->height() - parent->layout()->margin() * 2);
setSizePolicy(TQSizePolicy::Preferred, TQSizePolicy::Fixed);
TQVBoxLayout *layout = new TQVBoxLayout(this);
m_label = new LinkLabel(this);
m_label->setLinkUnderline(false);
layout->addStretch();
layout->addWidget(m_label);
layout->addStretch();
connect(m_label, TQT_SIGNAL(linkClicked(const TQString &)), this,
TQT_SLOT(slotOpenLink(const TQString &)));
}
void TrackItem::update(const FileHandle &file)
{
m_file = file;
TQTimer::singleShot(0, this, TQT_SLOT(slotUpdate()));
}
void TrackItem::slotOpenLink(const TQString &link)
{
PlaylistCollection *collection = NowPlayingItem::parent()->collection();
if(link == "artist")
collection->showMore(m_file.tag()->artist());
else if(link == "album")
collection->showMore(m_file.tag()->artist(), m_file.tag()->album());
else if(link == "clear")
collection->clearShowMore();
update(m_file);
}
void TrackItem::slotUpdate()
{
TQString title = TQStyleSheet::escape(m_file.tag()->title());
TQString artist = TQStyleSheet::escape(m_file.tag()->artist());
TQString album = TQStyleSheet::escape(m_file.tag()->album());
TQString separator = (artist.isNull() || album.isNull()) ? TQString() : TQString(" - ");
// This block-o-nastiness makes the font smaller and smaller until it actually fits.
int size = 4;
TQString format =
"<font size=\"+%1\"><b>%2</b></font>"
"<br />"
"<font size=\"+%3\"><b><a href=\"artist\">%4</a>%5<a href=\"album\">%6</a></b>";
if(NowPlayingItem::parent()->collection()->showMoreActive())
format.append(TQString(" (<a href=\"clear\">%1</a>)").arg(i18n("back to playlist")));
format.append("</font>");
do {
m_label->setText(format.arg(size).arg(title).arg(size - 2)
.arg(artist).arg(separator).arg(album));
--size;
} while(m_label->heightForWidth(m_label->width()) > imageSize && size >= 0);
m_label->setFixedHeight(TQMIN(imageSize, m_label->heightForWidth(m_label->width())));
}
////////////////////////////////////////////////////////////////////////////////
// HistoryItem
////////////////////////////////////////////////////////////////////////////////
HistoryItem::HistoryItem(NowPlaying *parent) :
LinkLabel(parent, "HistoryItem"),
NowPlayingItem(parent)
{
setFixedHeight(parent->height() - parent->layout()->margin() * 2);
setSizePolicy(TQSizePolicy::Preferred, TQSizePolicy::Fixed);
setLinkUnderline(false);
setText(TQString("<b>%1</b>").arg(i18n("History")));
m_timer = new TQTimer(this);
connect(m_timer, TQT_SIGNAL(timeout()), this, TQT_SLOT(slotAddPlaying()));
}
void HistoryItem::update(const FileHandle &file)
{
if(file.isNull() || (!m_history.isEmpty() && m_history.front().file == file))
return;
if(m_history.count() >= 10)
m_history.remove(m_history.fromLast());
TQString format = "<br /><a href=\"%1\"><font size=\"-1\">%2</font></a>";
TQString current = TQString("<b>%1</b>").arg(i18n("History"));
TQString previous;
for(TQValueList<Item>::ConstIterator it = m_history.begin();
it != m_history.end(); ++it)
{
previous = current;
current.append(format.arg((*it).anchor).arg(TQStyleSheet::escape((*it).file.tag()->title())));
setText(current);
if(heightForWidth(width()) > imageSize) {
setText(previous);
break;
}
}
m_file = file;
m_timer->stop();
m_timer->start(HistoryPlaylist::delay(), true);
}
void HistoryItem::openLink(const TQString &link)
{
for(TQValueList<Item>::ConstIterator it = m_history.begin();
it != m_history.end(); ++it)
{
if((*it).anchor == link) {
if((*it).playlist) {
CollectionListItem *collectionItem =
CollectionList::instance()->lookup((*it).file.absFilePath());
PlaylistItem *item = collectionItem->itemForPlaylist((*it).playlist);
(*it).playlist->clearSelection();
(*it).playlist->setSelected(item, true);
(*it).playlist->ensureItemVisible(item);
NowPlayingItem::parent()->collection()->raise((*it).playlist);
}
break;
}
}
}
void HistoryItem::slotAddPlaying()
{
// More or less copied from the HistoryPlaylist
PlayerManager *manager = PlayerManager::instance();
if(manager->playing() && manager->playingFile() == m_file) {
m_history.prepend(Item(KApplication::randomString(20),
m_file, Playlist::playingItem()->playlist()));
}
m_file = FileHandle::null();
}
#include "nowplaying.moc"
// vim: set et sw=4 ts=8:
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