1 /* 2 * Copyright (c) 2010, 2011, Oracle and/or its affiliates. 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. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 package sun.awt.X11; 26 27 import java.awt.Dialog; 28 import java.awt.FileDialog; 29 import java.awt.peer.FileDialogPeer; 30 import java.io.File; 31 import java.io.FilenameFilter; 32 import javax.swing.SwingUtilities; 33 import javax.swing.SwingWorker; 34 import sun.awt.AWTAccessor; 35 36 /** 37 * FileDialogPeer for the GtkFileChooser. 38 * 39 * @author Costantino Cerbo (c.cerbo@gmail.com) 40 */ 41 class GtkFileDialogPeer extends XDialogPeer implements FileDialogPeer { 42 43 private FileDialog fd; 44 45 // A pointer to the native GTK FileChooser widget 46 private volatile long widget = 0L; 47 48 public GtkFileDialogPeer(FileDialog fd) { 49 super((Dialog) fd); 50 this.fd = fd; 51 } 52 53 private static native void initIDs(); 54 static { 55 initIDs(); 56 } 57 58 private native void run(String title, int mode, String dir, String file, 59 FilenameFilter filter, boolean isMultipleMode, int x, int y); 60 private native void quit(); 61 62 @Override 63 public native void toFront(); 64 65 @Override 66 public native void setBounds(int x, int y, int width, int height, int op); 67 68 /** 69 * Called exclusively by the native C code. 70 */ 71 private void setFileInternal(String directory, String[] filenames) { 72 AWTAccessor.FileDialogAccessor accessor = AWTAccessor 73 .getFileDialogAccessor(); 74 75 if (filenames == null) { 76 accessor.setDirectory(fd, null); 77 accessor.setFile(fd, null); 78 accessor.setFiles(fd, null, null); 79 } else { 80 // Fix 6987233: add the trailing slash if it's absent 81 accessor.setDirectory(fd, directory + 82 (directory.endsWith(File.separator) ? 83 "" : File.separator)); 84 accessor.setFile(fd, filenames[0]); 85 accessor.setFiles(fd, directory, filenames); 86 } 87 } 88 89 /** 90 * Called exclusively by the native C code. 91 */ 92 private boolean filenameFilterCallback(String fullname) { 93 if (fd.getFilenameFilter() == null) { 94 // no filter, accept all. 95 return true; 96 } 97 98 File filen = new File(fullname); 99 return fd.getFilenameFilter().accept(new File(filen.getParent()), 100 filen.getName()); 101 } 102 103 @Override 104 public void setVisible(boolean b) { 105 XToolkit.awtLock(); 106 try { 107 if (b) { 108 Thread t = new Thread() { 109 public void run() { 110 GtkFileDialogPeer.this.run(fd.getTitle(), fd.getMode(), 111 fd.getDirectory(), fd.getFile(), fd.getFilenameFilter(), fd.isMultipleMode(), 112 fd.getX(), fd.getY()); 113 fd.setVisible(false); 114 } 115 }; 116 t.start(); 117 } else { 118 quit(); 119 fd.setVisible(false); 120 } 121 } finally { 122 XToolkit.awtUnlock(); 123 } 124 } 125 126 @Override 127 public void dispose() { 128 quit(); 129 super.dispose(); 130 } 131 132 @Override 133 public void setDirectory(String dir) { 134 // We do not implement this method because we 135 // have delegated to FileDialog#setDirectory 136 } 137 138 @Override 139 public void setFile(String file) { 140 // We do not implement this method because we 141 // have delegated to FileDialog#setFile 142 } 143 144 @Override 145 public void setFilenameFilter(FilenameFilter filter) { 146 // We do not implement this method because we 147 // have delegated to FileDialog#setFilenameFilter 148 } 149 }