1 /*
   2  * Copyright 2010 Sun Microsystems, Inc.  All Rights Reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Sun designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Sun in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
  22  * CA 95054 USA or visit www.sun.com if you need additional information or
  23  * have any questions.
  24  */
  25 package sun.awt.X11;
  26 
  27 import java.awt.*;
  28 import java.awt.peer.*;
  29 import sun.awt.AWTAccessor;
  30 
  31 /**
  32  * DirectoryDialogPeer for the GtkFileChooser.
  33  * 
  34  * @author Costantino Cerbo (c.cerbo@gmail.com)
  35  */
  36 class GtkDirectoryDialogPeer extends XDialogPeer implements DirectoryDialogPeer {
  37     
  38     private DirectoryDialog dd;
  39     
  40     GtkDirectoryDialogPeer(DirectoryDialog target) {
  41         super((Dialog) target);
  42         this.dd = target;
  43     }
  44     
  45     private native void run(String title, String dir);
  46 
  47     private native void quit();
  48 
  49     /**
  50      * Called exclusively by the native C code.
  51      */
  52     private void setDirectoryInternal(String directory) {
  53         AWTAccessor.DirectoryDialogAccessor accessor = AWTAccessor
  54                 .getDirectoryDialogAccessor();
  55         accessor.setDirectory(dd, directory);
  56     }
  57     
  58     @Override
  59     public void setVisible(boolean b) {
  60         XToolkit.awtLock();
  61         try {
  62             if (b) {
  63                 Thread t = new Thread() {
  64                     public void run() {
  65                         GtkDirectoryDialogPeer.this.run(dd.getTitle(), 
  66                                 dd.getDirectory());
  67                         dd.setVisible(false);
  68                     }
  69                 };
  70                 t.start();
  71             } else {
  72                 quit();
  73                 dd.setVisible(false);                
  74             }
  75         } finally {
  76             XToolkit.awtUnlock();
  77         }
  78     }
  79 
  80     @Override
  81     public void dispose() {
  82         quit();
  83         super.dispose();
  84     }
  85     
  86     @Override
  87     public void setDirectory(String dir) {
  88         // We do not implement this method because we
  89         // have delegated to FileDialog#setDirectory
  90     }       
  91 }