From e9d1213578b83f8380c4681186246a2b32ae6375 Mon Sep 17 00:00:00 2001
From: simon <simon>
Date: Wed, 11 Dec 2002 00:03:47 +0000
Subject: - added initialize states to MediaPlayerState

- the play button is now of type PlayButton, inheritting from ToolButton
  and checking the media player initialization state in setEnabled
---
(limited to 'noncore/multimedia/opieplayer2')

diff --git a/noncore/multimedia/opieplayer2/mediaplayer.cpp b/noncore/multimedia/opieplayer2/mediaplayer.cpp
index 8a3d3e0..5e91561 100644
--- a/noncore/multimedia/opieplayer2/mediaplayer.cpp
+++ b/noncore/multimedia/opieplayer2/mediaplayer.cpp
@@ -365,6 +365,7 @@ void MediaPlayer::recreateAudioAndVideoWidgets()
     connect( videoUI,  SIGNAL( lessReleased() ), this, SLOT( stopChangingVolume() ) );
 
     xineControl = new XineControl( videoUI, videoUI->vidWidget(), mediaPlayerState );
+    mediaPlayerState.setBackendInitialized();
 }
 
 void MediaPlayer::reloadSkins()
diff --git a/noncore/multimedia/opieplayer2/mediaplayerstate.cpp b/noncore/multimedia/opieplayer2/mediaplayerstate.cpp
index 40fa1a4..d54d870 100644
--- a/noncore/multimedia/opieplayer2/mediaplayerstate.cpp
+++ b/noncore/multimedia/opieplayer2/mediaplayerstate.cpp
@@ -53,6 +53,7 @@ MediaPlayerState::MediaPlayerState( QObject *parent, const char *name )
     readConfig( cfg );
     streaming = false;
     seekable = true;
+    backendInitialized = false;
 }
 
 
@@ -85,6 +86,18 @@ void MediaPlayerState::writeConfig( Config& cfg ) const {
     cfg.writeEntry( "VideoGamma",  videoGamma );
 }
 
+bool MediaPlayerState::isInitialized() const
+{
+    return backendInitialized; // for now, more to come (skin stuff)
+}
+
+void MediaPlayerState::setBackendInitialized()
+{
+    assert( backendInitialized == false );
+    backendInitialized = true;
+    emit initialized();
+}
+
 MediaPlayerState::DisplayType MediaPlayerState::displayType() const
 {
     return m_displayType;
diff --git a/noncore/multimedia/opieplayer2/mediaplayerstate.h b/noncore/multimedia/opieplayer2/mediaplayerstate.h
index c887bb8..6fe6d76 100644
--- a/noncore/multimedia/opieplayer2/mediaplayerstate.h
+++ b/noncore/multimedia/opieplayer2/mediaplayerstate.h
@@ -61,6 +61,7 @@ public:
     bool isPaused() const { return paused; }
     bool isPlaying() const { return playing; }
     bool isStopped() const { return stopped; }
+    bool isInitialized() const;
     long position() const { return curPosition; }
     long length() const { return curLength; }
     DisplayType displayType() const;
@@ -97,6 +98,7 @@ public slots:
     void toggleBlank();
     void writeConfig( Config& cfg ) const;
 
+    void setBackendInitialized();
 
 signals:
     void fullscreenToggled( bool );
@@ -116,6 +118,8 @@ signals:
     void prev();
     void next();
 
+    void initialized();
+
 private:
     bool streaming : 1;
     bool seekable : 1;
@@ -128,6 +132,7 @@ private:
     bool paused : 1;
     bool playing : 1;
     bool stopped : 1;
+    bool backendInitialized : 1;
     long curPosition;
     long curLength;
     DisplayType m_displayType;
diff --git a/noncore/multimedia/opieplayer2/playlistwidget.cpp b/noncore/multimedia/opieplayer2/playlistwidget.cpp
index cba7b6d..8e4f56d 100644
--- a/noncore/multimedia/opieplayer2/playlistwidget.cpp
+++ b/noncore/multimedia/opieplayer2/playlistwidget.cpp
@@ -65,7 +65,7 @@ PlayListWidget::PlayListWidget( MediaPlayerState &mediaPlayerState, QWidget* par
     d->tbRemoveFromList = new ToolButton( bar, tr( "Remove from Playlist" ),
                                           "opieplayer2/remove_from_playlist",
                                           this , SLOT(removeSelected() ) );
-    d->tbPlay    = new ToolButton( bar, tr( "Play" ), "opieplayer2/play",
+    d->tbPlay    = new PlayButton( mediaPlayerState, bar, tr( "Play" ), "opieplayer2/play",
                                    this , SLOT( btnPlay( bool) ), TRUE );
     d->tbShuffle = new ToolButton( bar, tr( "Randomize" ),"opieplayer2/shuffle",
                                    &mediaPlayerState, SLOT( setShuffled( bool ) ), TRUE );
@@ -151,6 +151,8 @@ PlayListWidget::PlayListWidget( MediaPlayerState &mediaPlayerState, QWidget* par
     cfg.setGroup("PlayList");
     QString currentPlaylist = cfg.readEntry( "CurrentPlaylist", "default");
     loadList(DocLnk(  currentPlaylist ) );
+
+    tabWidget->showPage( playListTab );
 }
 
 
diff --git a/noncore/multimedia/opieplayer2/playlistwidgetgui.cpp b/noncore/multimedia/opieplayer2/playlistwidgetgui.cpp
index 5886458..23b7a70 100644
--- a/noncore/multimedia/opieplayer2/playlistwidgetgui.cpp
+++ b/noncore/multimedia/opieplayer2/playlistwidgetgui.cpp
@@ -121,16 +121,15 @@ PlayListWidgetGui::PlayListWidgetGui( MediaPlayerState &_mediaPlayerState, QWidg
 
     tabWidget = new QTabWidget( hbox6, "tabWidget" );
 
-    QWidget *pTab;
-    pTab = new QWidget( tabWidget, "pTab" );
-    tabWidget->insertTab( pTab, "Playlist");
+    playListTab = new QWidget( tabWidget, "PlayListTab" );
+    tabWidget->insertTab( playListTab, "Playlist");
 
-    QGridLayout *Playout = new QGridLayout( pTab );
+    QGridLayout *Playout = new QGridLayout( playListTab );
     Playout->setSpacing( 2);
     Playout->setMargin( 2);
 
     // Add the playlist area
-    QVBox *vbox3 = new QVBox( pTab );
+    QVBox *vbox3 = new QVBox( playListTab );
     d->playListFrame = vbox3;
 
     QHBox *hbox2 = new QHBox( vbox3 );
@@ -204,3 +203,26 @@ void PlayListWidgetGui::setActiveWindow()  {
     mediaPlayerState.setDisplayType( origDisplayType ); // now switch back
 }
 
+PlayButton::PlayButton( MediaPlayerState &_mediaPlayerState, QWidget *parent, const char *name,
+                        const QString &icon, QObject *handler, const QString &slot, bool t )
+    : ToolButton( parent, name, icon, handler, slot, t ), mediaPlayerState( _mediaPlayerState ),
+      m_lastEnableStatus( true )
+{
+    connect( &mediaPlayerState, SIGNAL( initialized() ),
+             this, SLOT( checkInitializationStatus() ) );
+}
+
+void PlayButton::setEnabled( bool enable )
+{
+    m_lastEnableStatus = enable;
+
+    enable &= mediaPlayerState.isInitialized();
+
+    ToolButton::setEnabled( enable );
+}
+
+void PlayButton::checkInitializationStatus()
+{
+    setEnabled( m_lastEnableStatus );
+}
+
diff --git a/noncore/multimedia/opieplayer2/playlistwidgetgui.h b/noncore/multimedia/opieplayer2/playlistwidgetgui.h
index 0d8af43..1aa8ac8 100644
--- a/noncore/multimedia/opieplayer2/playlistwidgetgui.h
+++ b/noncore/multimedia/opieplayer2/playlistwidgetgui.h
@@ -70,6 +70,7 @@ public:
 
 
 class ToolButton : public QToolButton {
+    Q_OBJECT
 public:
     ToolButton( QWidget *parent, const char *name, const QString& icon, QObject *handler, const QString& slot, bool t = FALSE )
         : QToolButton( parent, name ) {
@@ -83,6 +84,23 @@ public:
     }
 };
 
+class PlayButton : public ToolButton
+{
+    Q_OBJECT
+public:
+    PlayButton( MediaPlayerState &_mediaPlayerState, QWidget *parent, const char *name, 
+                const QString& icon, QObject *handler, const QString& slot, bool t = FALSE );
+
+protected:
+    virtual void setEnabled( bool enable );
+
+private slots:
+    void checkInitializationStatus();
+
+private:
+    MediaPlayerState &mediaPlayerState;
+    bool m_lastEnableStatus : 1;
+};
 
 class MenuItem : public QAction {
 
@@ -122,6 +140,7 @@ protected:
     QVBox *vbox1;
     QVBox *vbox5;
     QPEToolBar *bar;
+    QWidget *playListTab;
     void setActiveWindow(); // need to handle this to show the right view
     void setView( char );
 
--
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