src/playlist/PlaylistTextItem.cpp

   1 /***************************************************************************
   2  * copyright            : (C) 2007 Ian Monroe <ian@monroe.nu>              *
   3  *                                                                         *
   4  *   This program is free software; you can redistribute it and/or modify  *
   5  *   it under the terms of the GNU General Public License version 2        *
   6  *   as published by the Free Software Foundation.                         *
   7  ***************************************************************************/
   8
   9 #include "PlaylistTextItem.h"
  10
  11 #include <QFontMetricsF>
  12
  13 QFontMetricsF* Playlist::TextItem::s_fm = 0;
  14
  15
  16 Playlist::TextItem::TextItem( QGraphicsItem* parent )
  17     : QGraphicsTextItem( parent )
  18 {
  19     if( !s_fm )
  20     {
  21         s_fm = new QFontMetricsF( QFont() );
  22     }
  23     setDefaultTextColor( Qt::white );
  24
  25 }
  26
  27 ///method assumes text is currently not being edited
  28 void
  29 Playlist::TextItem::setEditableText( const QString& text, qreal width )
  30 {
  31     m_fullText = text;
  32     m_width = width;
  33     setPlainText( s_fm->elidedText( text, Qt::ElideRight, width ) );
  34 }
  35
  36 ///Prepare for editing, requires discarding the eliding.
  37 void
  38 Playlist::TextItem::focusInEvent( QFocusEvent *event )
  39 {
  40     setPlainText( m_fullText );
  41     QGraphicsTextItem::focusInEvent( event );
  42 }
  43
  44 ///Editing finished, restore eliding and notify folks of what the new text is
  45 void
  46 Playlist::TextItem::focusOutEvent( QFocusEvent *event )
  47 {
  48     QGraphicsTextItem::focusOutEvent( event );
  49     m_fullText = toPlainText();
  50     setEditableText( m_fullText, m_width );
  51 }
  52
  53 #include "PlaylistTextItem.moc"