From e2de64d6f1beb9e492daf5b886e19933c1fa41dd Mon Sep 17 00:00:00 2001
From: toma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>
Date: Wed, 25 Nov 2009 17:56:58 +0000
Subject: Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
 BUG:215923

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdemultimedia@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
---
 juk/nowplaying.h | 177 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 177 insertions(+)
 create mode 100644 juk/nowplaying.h

(limited to 'juk/nowplaying.h')

diff --git a/juk/nowplaying.h b/juk/nowplaying.h
new file mode 100644
index 00000000..208eabc4
--- /dev/null
+++ b/juk/nowplaying.h
@@ -0,0 +1,177 @@
+/***************************************************************************
+    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.                                   *
+ *                                                                         *
+ ***************************************************************************/
+
+#ifndef NOWPLAYING_H
+#define NOWPLAYING_H
+
+#include <kactivelabel.h>
+
+#include <qhbox.h>
+#include <qlabel.h>
+#include <qguardedptr.h>
+
+#include "filehandle.h"
+#include "playlist.h"
+
+class QTimer;
+class QPoint;
+
+class NowPlayingItem;
+class PlaylistCollection;
+class Playlist;
+
+/**
+ * This is the widget that holds all of the other items and handles updating them
+ * when the playing item changes.
+ */
+
+class NowPlaying : public QHBox
+{
+    Q_OBJECT
+
+public:
+    NowPlaying(QWidget *parent, PlaylistCollection *collection,
+               const char *name = 0);
+    void addItem(NowPlayingItem *item);
+    PlaylistCollection *collection() const;
+
+private slots:
+    void slotUpdate();
+
+private:
+    struct Observer : public PlaylistObserver
+    {
+        Observer(NowPlaying *parent, PlaylistInterface *playlist) :
+            PlaylistObserver(playlist),
+            m_parent(parent) {}
+        virtual void updateCurrent() {}
+        virtual void updateData() { m_parent->slotUpdate(); }
+        NowPlaying *m_parent;
+    };
+    friend struct Observer;
+
+    Observer m_observer;
+    PlaylistCollection *m_collection;
+    QValueList<NowPlayingItem *> m_items;
+};
+
+/**
+ * Abstract base for the other NowPlaying items.
+ */
+
+class NowPlayingItem
+{
+public:
+    virtual void update(const FileHandle &file) = 0;
+    NowPlaying *parent() const { return m_parent; }
+protected:
+    NowPlayingItem(NowPlaying *parent) : m_parent(parent) { parent->addItem(this); }
+private:
+    NowPlaying *m_parent;
+};
+
+/**
+ * Displays the cover of the currently playing file if available, or hides
+ * itself if not.
+ */
+
+class CoverItem : public QLabel, public NowPlayingItem
+{
+public:
+    CoverItem(NowPlaying *parent);
+    virtual void update(const FileHandle &file);
+    virtual void mouseReleaseEvent(QMouseEvent *event);
+
+protected:
+    virtual void dragEnterEvent(QDragEnterEvent *e);
+    virtual void dropEvent(QDropEvent *e);
+
+    virtual void mousePressEvent(QMouseEvent *e);
+    virtual void mouseMoveEvent(QMouseEvent *e);
+
+private:
+    FileHandle m_file;
+    bool m_dragging;
+    QPoint m_dragStart;
+};
+
+/**
+ * A link label that doesn't automatically open Konqueror.
+ */
+
+class LinkLabel : public KActiveLabel
+{
+public:
+    LinkLabel(QWidget *parent, const char *name = 0) : KActiveLabel(parent, name) {}
+    virtual void openLink(const QString &) {}
+};
+
+/**
+ * Show the text information on the current track and provides links to the
+ * album and artist of the currently playing item.
+ */
+
+class TrackItem : public QWidget, public NowPlayingItem
+{
+    Q_OBJECT
+
+public:
+    TrackItem(NowPlaying *parent);
+    virtual void update(const FileHandle &file);
+
+private slots:
+    void slotOpenLink(const QString &link);
+    void slotUpdate();
+
+private:
+    FileHandle m_file;
+    LinkLabel *m_label;
+};
+
+/**
+ * Shows up to 10 items of history and links to those items.
+ */
+
+class HistoryItem : public LinkLabel, public NowPlayingItem
+{
+    Q_OBJECT
+
+public:
+    HistoryItem(NowPlaying *parent);
+    virtual void update(const FileHandle &file);
+    virtual void openLink(const QString &link);
+
+private slots:
+    void slotAddPlaying();
+
+private:
+    struct Item
+    {
+        Item() {}
+        Item(const QString &a, const FileHandle &f, Playlist *p)
+            : anchor(a), file(f), playlist(p) {}
+
+        QString anchor;
+        FileHandle file;
+        QGuardedPtr<Playlist> playlist;
+    };
+
+    QValueList<Item> m_history;
+    LinkLabel *m_label;
+    QTimer *m_timer;
+    FileHandle m_file;
+};
+
+#endif
-- 
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