From ce313e53a56591fd883348f5e265606865fdcb50 Mon Sep 17 00:00:00 2001
From: simon <simon>
Date: Sun, 08 Dec 2002 19:57:21 +0000
Subject: - when the file list view is visible only enable the play button if there

  is something selected. one crash less ;)
---
diff --git a/noncore/multimedia/opieplayer2/playlistfileview.cpp b/noncore/multimedia/opieplayer2/playlistfileview.cpp
index cb16415..3ef4d03 100644
--- a/noncore/multimedia/opieplayer2/playlistfileview.cpp
+++ b/noncore/multimedia/opieplayer2/playlistfileview.cpp
@@ -19,12 +19,24 @@ PlayListFileView::PlayListFileView( const QString &mimeTypePattern, const QStrin
     setSorting( 3, TRUE );
     setMultiSelection( TRUE );
     setSelectionMode( QListView::Extended );
+
+    connect( this, SIGNAL( selectionChanged() ),
+             this, SLOT( checkSelection() ) );
 }
 
 PlayListFileView::~PlayListFileView()
 {
 }
 
+bool PlayListFileView::hasSelection() const
+{
+    for ( QListViewItemIterator it( const_cast<PlayListFileView *>( this ) ); it.current(); ++it )
+        if ( it.current()->isSelected() )
+            return true;
+
+    return false;
+}
+
 void PlayListFileView::scanFiles()
 {
     m_files.detachChildren();
@@ -74,5 +86,10 @@ void PlayListFileView::populateView()
     }
 }
 
+void PlayListFileView::checkSelection()
+{
+    emit itemsSelected( hasSelection() );
+}
+
 /* vim: et sw=4 ts=4
  */
diff --git a/noncore/multimedia/opieplayer2/playlistfileview.h b/noncore/multimedia/opieplayer2/playlistfileview.h
index 6eea2fc..5b15526 100644
--- a/noncore/multimedia/opieplayer2/playlistfileview.h
+++ b/noncore/multimedia/opieplayer2/playlistfileview.h
@@ -12,10 +12,18 @@ public:
     PlayListFileView( const QString &mimeTypePattern, const QString &itemPixmapName, QWidget *parent, const char *name = 0 );
     virtual ~PlayListFileView();
 
+    bool hasSelection() const;
+
 public slots:
     void scanFiles();
     void populateView();
 
+signals:
+    void itemsSelected( bool selected );
+
+private slots:
+    void checkSelection();
+
 private:
     QString m_mimeTypePattern;
     QString m_itemPixmapName;
diff --git a/noncore/multimedia/opieplayer2/playlistwidget.cpp b/noncore/multimedia/opieplayer2/playlistwidget.cpp
index 2df7f27..c05096a 100644
--- a/noncore/multimedia/opieplayer2/playlistwidget.cpp
+++ b/noncore/multimedia/opieplayer2/playlistwidget.cpp
@@ -544,6 +544,11 @@ void PlayListWidget::tabChanged(QWidget *) {
 
     d->tbPlay->setEnabled( true );
 
+    disconnect( audioView, SIGNAL( itemsSelected( bool ) ),
+                d->tbPlay, SLOT( setEnabled( bool ) ) );
+    disconnect( videoView, SIGNAL( itemsSelected( bool ) ),
+                d->tbPlay, SLOT( setEnabled( bool ) ) );
+
     switch ( currentTab() ) {
     case CurrentPlayList:
     {
@@ -565,6 +570,11 @@ void PlayListWidget::tabChanged(QWidget *) {
         }
         d->tbRemoveFromList->setEnabled(FALSE);
         d->tbAddToList->setEnabled(TRUE);
+
+        connect( audioView, SIGNAL( itemsSelected( bool ) ),
+                 d->tbPlay, SLOT( setEnabled( bool ) ) );
+
+        d->tbPlay->setEnabled( audioView->hasSelection() );
     }
     break;
     case VideoFiles:
@@ -575,6 +585,11 @@ void PlayListWidget::tabChanged(QWidget *) {
         }
         d->tbRemoveFromList->setEnabled(FALSE);
         d->tbAddToList->setEnabled(TRUE);
+
+        connect( videoView, SIGNAL( itemsSelected( bool ) ),
+                 d->tbPlay, SLOT( setEnabled( bool ) ) );
+
+        d->tbPlay->setEnabled( videoView->hasSelection() );
     }
     break;
     case PlayLists:
--
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