Source for gnu.java.awt.peer.qt.QtChoicePeer

   1: /* QtChoicePeer.java --
   2:    Copyright (C)  2005  Free Software Foundation, Inc.
   3: 
   4: This file is part of GNU Classpath.
   5: 
   6: GNU Classpath is free software; you can redistribute it and/or modify
   7: it under the terms of the GNU General Public License as published by
   8: the Free Software Foundation; either version 2, or (at your option)
   9: any later version.
  10: 
  11: GNU Classpath is distributed in the hope that it will be useful, but
  12: WITHOUT ANY WARRANTY; without even the implied warranty of
  13: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14: General Public License for more details.
  15: 
  16: You should have received a copy of the GNU General Public License
  17: along with GNU Classpath; see the file COPYING.  If not, write to the
  18: Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  19: 02110-1301 USA.
  20: 
  21: Linking this library statically or dynamically with other modules is
  22: making a combined work based on this library.  Thus, the terms and
  23: conditions of the GNU General Public License cover the whole
  24: combination.
  25: 
  26: As a special exception, the copyright holders of this library give you
  27: permission to link this library with independent modules to produce an
  28: executable, regardless of the license terms of these independent
  29: modules, and to copy and distribute the resulting executable under
  30: terms of your choice, provided that you also meet, for each linked
  31: independent module, the terms and conditions of the license of that
  32: module.  An independent module is a module which is not derived from
  33: or based on this library.  If you modify this library, you may extend
  34: this exception to your version of the library, but you are not
  35: obligated to do so.  If you do not wish to do so, delete this
  36: exception statement from your version. */
  37: 
  38: package gnu.java.awt.peer.qt;
  39: 
  40: import java.awt.Choice;
  41: import java.awt.event.ItemEvent;
  42: import java.awt.peer.ChoicePeer;
  43: 
  44: public class QtChoicePeer extends QtComponentPeer implements ChoicePeer
  45: {
  46:   public QtChoicePeer( QtToolkit kit, Choice owner )
  47:   {
  48:     super( kit, owner );
  49:   }
  50: 
  51:   protected native void init();
  52: 
  53:   protected void setup()
  54:   {
  55:     super.setup();
  56: 
  57:     Choice c = (Choice) owner;
  58:     int n = c.getItemCount();
  59:     for ( int i = 0; i < n ; i++ )
  60:       add( c.getItem( i ), i );
  61:     select( c.getSelectedIndex() );
  62:   }
  63: 
  64:   private void fireChoice( int index )
  65:   {
  66:     ((Choice)owner).select( index );
  67:     ItemEvent e = new ItemEvent((Choice)owner,
  68:                                 ItemEvent.ITEM_STATE_CHANGED,
  69:                                 ((Choice)owner).getItem(index),
  70:                                 ItemEvent.SELECTED);
  71:     QtToolkit.eventQueue.postEvent(e);
  72:   }
  73: 
  74:   // ************ Public methods *********************
  75: 
  76:   public native void add( String item, int index );
  77: 
  78:   public void addItem( String item, int index )
  79:   {
  80:     add(item, index);
  81:   }
  82: 
  83:   public native void remove( int index );
  84: 
  85:   public void removeAll()
  86:   {
  87:     int n = ((Choice)owner).getItemCount();
  88:     for (int i = 0; i < n; i++)
  89:       remove( i );
  90:   }
  91: 
  92:   public native void select( int index );
  93: }