552 lines
11 KiB
C++
552 lines
11 KiB
C++
#include "XMMSHandler.h"
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#include "PlaylistList.h"
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#include "Playlist.h"
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#include <QPaintEvent>
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#include <QDrag>
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#include <QStyleOptionHeader>
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PlaylistItem::PlaylistItem (PlaylistList *pl, uint id)
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{
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m_pl = pl;
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m_id = id;
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m_req = false;
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m_duration = QString ("00:00");
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pl->addItem (this);
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}
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QString
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PlaylistItem::text (void)
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{
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XMMSHandler *xmmsh = XMMSHandler::getInstance ();
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if (m_text.count() < 1) {
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if (!m_req) {
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xmmsh->requestMediainfo (m_id);
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m_req = true;
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}
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QString q;
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q.setNum (m_id);
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return q;
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} else {
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m_req = false;
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return m_text;
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}
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}
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PlaylistList::PlaylistList (QWidget *parent) : QWidget (parent)
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{
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XMMSHandler *xmmsh = XMMSHandler::getInstance ();
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Skin *skin = Skin::getInstance ();
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setAttribute (Qt::WA_NoBackground);
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setFocusPolicy (Qt::StrongFocus);
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setAcceptDrops (true);
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connect (skin, SIGNAL (skinChanged (Skin *)),
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this, SLOT (setPixmaps(Skin *)));
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m_font = NULL;
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m_fontmetrics = NULL;
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m_items = new QList<PlaylistItem *>;
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m_selected = new QList<uint>;
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m_itemmap = new QHash<uint, PlaylistItem *>;
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m_offset = 0;
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m_status = XMMS_PLAYBACK_STATUS_STOP;
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m_bar = -2;
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connect (xmmsh, SIGNAL(playlistList(QList<uint>)),
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this, SLOT(playlistList(QList<uint>)));
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connect (xmmsh, SIGNAL(currentID(uint)),
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this, SLOT(currentID(uint)));
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connect (xmmsh, SIGNAL(mediainfoChanged(uint, QHash<QString, QString>)),
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this, SLOT(mediainfoChanged(uint, QHash<QString, QString>)));
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connect (xmmsh, SIGNAL(playlistChanged(QHash<QString, QString>)),
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this, SLOT(playlistChanged(QHash<QString, QString>)));
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connect (xmmsh, SIGNAL(playbackStatusChanged(uint)),
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this, SLOT(setStatus(uint)));
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}
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void
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PlaylistList::setStatus (uint s)
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{
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m_status = s;
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}
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void
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PlaylistList::playlistChanged (QHash<QString,QString> h)
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{
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int signal = h.value("type").toUInt();
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XMMSHandler *xmmsh = XMMSHandler::getInstance ();
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switch (signal) {
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case XMMS_PLAYLIST_CHANGED_ADD:
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new PlaylistItem (this, h.value("id").toUInt());
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break;
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case XMMS_PLAYLIST_CHANGED_INSERT:
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break;
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case XMMS_PLAYLIST_CHANGED_REMOVE:
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{
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int pos = h.value("position").toUInt();
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PlaylistItem *i = m_items->value (pos);
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if (!i) {
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return;
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}
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m_items->removeAt (pos);
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m_itemmap->remove (i->getID ());
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delete i;
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}
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break;
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case XMMS_PLAYLIST_CHANGED_MOVE:
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break;
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case XMMS_PLAYLIST_CHANGED_CLEAR:
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case XMMS_PLAYLIST_CHANGED_SHUFFLE:
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case XMMS_PLAYLIST_CHANGED_SORT:
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{
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m_itemmap->clear ();
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while (!m_items->isEmpty())
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delete m_items->takeFirst();
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if (signal != XMMS_PLAYLIST_CHANGED_CLEAR) {
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xmmsh->requestPlaylistList ();
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}
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}
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break;
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}
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update ();
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}
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void
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PlaylistList::currentID (uint id)
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{
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PlaylistItem *i = m_itemmap->value (id);
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if (!i) {
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m_active = -1;
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return;
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}
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m_active = m_items->indexOf (i);
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update ();
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}
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void
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PlaylistList::mediainfoChanged (uint id, QHash<QString, QString> h)
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{
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PlaylistItem *i = m_itemmap->value (id);
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if (i) {
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QString n;
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if (h.contains ("artist") && h.contains ("album") && h.contains ("title")) {
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n = h.value("artist") + " - " + h.value("album") + " - " + h.value("title");
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} else {
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QString t = h.value("url");
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n = t.section ("/", -1);
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}
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i->setText (n);
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if (h.contains ("duration")) {
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int d = h.value("duration").toInt();
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QString dur;
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dur.sprintf ("%02d:%02d", d/60000, (d/1000)%60);
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i->setDuration (dur);
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}
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}
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update ();
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}
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void
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PlaylistList::playlistList (QList<uint> l)
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{
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for (int i = 0; i < l.count(); i++) {
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new PlaylistItem (this, l.value(i));
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}
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update ();
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}
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void
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PlaylistList::mouseDoubleClickEvent (QMouseEvent *event)
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{
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XMMSHandler *xmmsh = XMMSHandler::getInstance ();
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if (m_items->count() < 1 || m_selected->count() < 1) {
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return;
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}
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PlaylistItem *it = m_items->value (m_selected->first());
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if (!it) {
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return;
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}
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xmmsh->requestTrackChange (m_items->indexOf(it));
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if (m_status == XMMS_PLAYBACK_STATUS_STOP ||
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m_status == XMMS_PLAYBACK_STATUS_PAUSE)
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{
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xmmsh->play ();
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}
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}
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QPixmap
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PlaylistList::generatePixmap (int i)
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{
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QStyleOptionHeader opt;
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QString t (m_items->value(i)->text());
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QPixmap p (m_fontmetrics->width(t), getFontH());
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QPainter paint;
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paint.begin (&p);
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paint.setFont (*m_font);
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paint.setPen (QPen (m_color_normal));
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paint.fillRect (p.rect(), QBrush (m_color_normal_bg));
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paint.drawText (p.rect(), Qt::TextSingleLine, t);
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paint.end ();
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return p;
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}
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void
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PlaylistList::mousePressEvent (QMouseEvent *event)
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{
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if (m_items->count() < 1) {
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return;
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}
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int i = ((event->pos().y()+m_offset) / getFontH());
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if (i < 0) {
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i = 0;
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}
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if (i > m_items->count ()) {
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return;
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}
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if (event->button () == Qt::LeftButton) {
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if (event->modifiers() & Qt::ShiftModifier) {
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if (m_selected->count () > 0) {
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int o = m_selected->last ();
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if (o < i) {
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for (int y = o; y <= i; y++) {
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m_selected->append (y);
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}
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} else {
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for (int y = i; y <= o; y++) {
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m_selected->append (y);
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}
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}
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} else {
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m_selected->append (i);
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}
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} else if (event->modifiers () & Qt::ControlModifier) {
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if (m_selected->contains (i)) {
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m_selected->removeAll (i);
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} else {
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m_selected->append (i);
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}
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} else {
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if (m_selected->contains (i)) {
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m_selected->clear();
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} else {
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m_selected->clear();
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m_selected->append(i);
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}
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m_dragstart = event->pos ();
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}
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}
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update ();
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}
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void
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PlaylistList::mouseMoveEvent (QMouseEvent *event)
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{
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if (!(event->buttons() & Qt::LeftButton))
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return;
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if ((event->pos() - m_dragstart).manhattanLength() < QApplication::startDragDistance())
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return;
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if (m_selected->count() > 0) {
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int i = m_selected->last ();
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m_drag = new QDrag (this);
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m_md = new QMimeData;
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m_md->setText (QString::number (m_selected->last ()));
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m_drag->setMimeData (m_md);
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m_drag_id = m_items->value (i)->getID ();
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m_pos = i;
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QPixmap p = generatePixmap (i);
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m_drag->setPixmap (p);
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m_items->removeAt (i);
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m_selected->clear ();
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Qt::DropAction drop = m_drag->start ();
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}
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}
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void
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PlaylistList::dragEnterEvent (QDragEnterEvent *event)
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{
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event->accept ();
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}
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void
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PlaylistList::dragMoveEvent (QDragMoveEvent *event)
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{
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int i = ((event->pos().y()+m_offset) / getFontH());
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if (event->pos().y() < getFontH() / 2) {
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m_bar = -1;
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} else if (i >= m_items->count ()) {
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m_bar = m_items->count ()-1;
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} else {
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m_bar = i;
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}
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update ();
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}
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void
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PlaylistList::dragLeaveEvent (QDragLeaveEvent *event)
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{
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m_bar = -2;
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update ();
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}
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void
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PlaylistList::dropEvent (QDropEvent *event)
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{
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XMMSHandler *xmmsh = XMMSHandler::getInstance ();
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if (m_bar == -2) {
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m_items->insert (m_pos, m_itemmap->value (m_drag_id));
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} else {
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m_items->insert (m_bar + 1, m_itemmap->value (m_drag_id));
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xmmsh->playlistMove (m_pos, m_bar + 1);
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}
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m_selected->append (m_drag_id);
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m_bar = -2;
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update ();
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}
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void
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PlaylistList::keyPressEvent (QKeyEvent *event)
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{
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XMMSHandler *xmmsh = XMMSHandler::getInstance ();
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switch (event->key ()) {
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case Qt::Key_Down:
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{
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int i = m_selected->last ();
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i ++;
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if (i > m_items->count ())
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i = m_items->count ();
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m_selected->clear ();
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m_selected->append (i);
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update ();
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}
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break;
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case Qt::Key_Up:
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{
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int i = m_selected->last ();
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i --;
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if (i < 0)
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i = 0;
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m_selected->clear ();
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m_selected->append (i);
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update ();
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}
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break;
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case Qt::Key_Backspace:
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case Qt::Key_Delete:
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{
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/* Sort list and remove in reverse order */
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qSort (*m_selected);
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for (int i = m_selected->count (); i > 0; i --) {
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xmmsh->playlistRemove (m_selected->value (i));
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}
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m_selected->clear ();
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}
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break;
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case Qt::Key_A:
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{
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if (event->modifiers() == Qt::ControlModifier) {
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m_selected->clear ();
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for (int i = 0; i < m_items->count (); i ++) {
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m_selected->append (i);
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}
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update ();
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}
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}
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break;
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}
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}
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void
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PlaylistList::paintEvent (QPaintEvent *event)
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{
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int i;
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QPainter paint;
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paint.begin (this);
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paint.setFont (*m_font);
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/*
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paint.setClipping (false);
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*/
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paint.setPen (QPen (m_color_normal));
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int cy = event->rect().y () + m_offset;
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int ch = event->rect().height();
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int sitem = cy / getFontH();
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int eitem = (cy + ch) / getFontH();
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int mod = m_offset - (getFontH() * sitem);
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if (eitem > m_items->count())
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eitem = m_items->count();
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QString q;
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QRect fullLine;
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QRect textLine;
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QRect numLine;
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for (i = sitem; i < eitem; i++) {
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PlaylistItem *item = m_items->value (i);
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int tw = m_fontmetrics->width(item->duration ())+2;
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fullLine.setRect(0, (getFontH()*(i-sitem)) - mod,
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size().width(), getFontH());
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textLine.setRect(0, (getFontH()*(i-sitem)) - mod,
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size().width()-tw-4, getFontH());
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numLine.setRect(size().width()-tw, (getFontH()*(i-sitem)) - mod,
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tw, getFontH());
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q = QString::number (i + 1) + ". " + item->text ();
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if (m_selected->contains (i)) {
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paint.fillRect (fullLine, QBrush (m_color_selected));
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} else {
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paint.eraseRect (fullLine);
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}
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if (m_active == i) {
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paint.setPen (QPen (m_color_active));
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paint.drawText (textLine, Qt::TextSingleLine, q);
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paint.drawText (numLine, item->duration ());
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paint.setPen (QPen (m_color_normal));
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} else {
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paint.drawText (textLine, Qt::TextSingleLine, q);
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paint.drawText (numLine, item->duration ());
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}
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if (m_bar == -1) {
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paint.save ();
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QPen pen (m_color_active);
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pen.setWidth (2);
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paint.setPen (pen);
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paint.drawLine (2, 0, size().width()-2, 0);
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paint.restore ();
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} else if (m_bar == i) {
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paint.save ();
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QPen pen (m_color_active);
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pen.setWidth (5);
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paint.setPen (pen);
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paint.drawLine (2, fullLine.y()+getFontH(), size().width()-2,
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fullLine.y()+getFontH());
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paint.restore ();
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}
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}
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if ((getFontH()*(i-sitem) - mod) < size().height()) {
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paint.eraseRect (QRect (0, (getFontH()*(i-sitem) - mod),
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size().width(),
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size().height()-(getFontH()*(i-sitem) - mod)));
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}
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paint.end ();
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}
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void
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PlaylistList::addItem (PlaylistItem *i)
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{
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m_items->append (i);
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if (!m_itemmap->contains (i->getID())) {
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m_itemmap->insert (i->getID(), i);
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}
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if (m_items->count()*getFontH () > size().height()) {
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resize (size().width(), m_items->count ()*getFontH ());
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}
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}
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int
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PlaylistList::getFontH (void)
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{
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if (!m_fontmetrics) {
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return 0;
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}
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return m_fontmetrics->height();
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}
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void
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PlaylistList::setPixmaps (Skin *skin)
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{
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QPalette pal;
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QColor c;
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c.setNamedColor (skin->getPLeditValue ("normalbg"));
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QBrush b (c);
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pal.setBrush (QPalette::Window, b);
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setPalette (pal);
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if (m_font) {
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delete m_font;
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}
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m_font = new QFont (skin->getPLeditValue ("font"));
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m_font->setPixelSize (10);
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if (m_fontmetrics) {
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delete m_fontmetrics;
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}
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m_fontmetrics = new QFontMetrics (*m_font);
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m_color_active.setNamedColor (skin->getPLeditValue ("current"));
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m_color_selected.setNamedColor (skin->getPLeditValue ("selectedbg"));
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m_color_normal.setNamedColor (skin->getPLeditValue ("normal"));
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m_color_normal_bg.setNamedColor (skin->getPLeditValue ("normalbg"));
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update ();
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}
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void
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PlaylistList::setSize (int width, int height)
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{
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int nx, ny;
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nx = width;
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if (height > size().height()) {
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ny = height;
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} else {
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ny = size().height();
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}
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resize (nx, ny);
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}
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