/*
* Copyright (c) 2010, 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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*/
package sun.awt.X11;
import java.awt.FileDialog;
import java.awt.peer.FileDialogPeer;
import java.io.File;
import java.io.FilenameFilter;
import sun.awt.AWTAccessor;
/**
* FileDialogPeer for the GtkFileChooser.
*
* @author Costantino Cerbo (c.cerbo@gmail.com)
*/
final class GtkFileDialogPeer extends XDialogPeer implements FileDialogPeer {
private final FileDialog fd;
// A pointer to the native GTK FileChooser widget
private volatile long widget = 0L;
private long standaloneWindow;
private volatile boolean quit;
GtkFileDialogPeer(FileDialog fd) {
super(fd);
this.fd = fd;
}
private static native void initIDs();
static {
initIDs();
}
private native void run(String title, int mode, String dir, String file,
FilenameFilter filter, boolean isMultipleMode, int x, int y);
private native void quit();
@Override
public native void toFront();
@Override
public native void setBounds(int x, int y, int width, int height, int op);
/**
* Called exclusively by the native C code.
*/
private void setFileInternal(String directory, String[] filenames) {
AWTAccessor.FileDialogAccessor accessor = AWTAccessor
.getFileDialogAccessor();
if (filenames == null) {
accessor.setDirectory(fd, null);
accessor.setFile(fd, null);
accessor.setFiles(fd, null);
} else {
// Fix 6987233: add the trailing slash if it's absent
String with_separator = directory;
if (directory != null) {
with_separator = directory.endsWith(File.separator) ?
directory : (directory + File.separator);
}
accessor.setDirectory(fd, with_separator);
accessor.setFile(fd, filenames[0]);
int filesNumber = (filenames != null) ? filenames.length : 0;
File[] files = new File[filesNumber];
for (int i = 0; i < filesNumber; i++) {
files[i] = new File(directory, filenames[i]);
}
accessor.setFiles(fd, files);
}
}
/**
* Called exclusively by the native C code.
*/
private boolean filenameFilterCallback(String fullname) {
if (fd.getFilenameFilter() == null) {
// no filter, accept all.
return true;
}
File filen = new File(fullname);
return fd.getFilenameFilter().accept(new File(filen.getParent()),
filen.getName());
}
@Override
public void setVisible(boolean b) {
XToolkit.awtLock();
try {
quit = !b;
if (b) {
Runnable task = () -> {
showNativeDialog();
standaloneWindow = 0;
fd.setVisible(false);
};
new Thread(null, task, "ShowDialog", 0, false).start();
} else {
quit();
fd.setVisible(false);
}
} finally {
XToolkit.awtUnlock();
}
}
@Override
public void dispose() {
XToolkit.awtLock();
try {
quit = true;
quit();
}
finally {
XToolkit.awtUnlock();
}
super.dispose();
}
@Override
public void setDirectory(String dir) {
// We do not implement this method because we
// have delegated to FileDialog#setDirectory
}
@Override
public void setFile(String file) {
// We do not implement this method because we
// have delegated to FileDialog#setFile
}
protected void requestXFocus(long time, boolean timeProvided) {
if(standaloneWindow == 0) {
super.requestXFocus(time, timeProvided);
return;
}
XNETProtocol net_protocol = XWM.getWM().getNETProtocol();
if (net_protocol != null) {
net_protocol.setActiveWindow(standaloneWindow);
}
}
@Override
public void setFilenameFilter(FilenameFilter filter) {
// We do not implement this method because we
// have delegated to FileDialog#setFilenameFilter
}
private void showNativeDialog() {
String dirname = fd.getDirectory();
// File path has a priority against directory path.
String filename = fd.getFile();
if (filename != null) {
final File file = new File(filename);
if (fd.getMode() == FileDialog.LOAD
&& dirname != null
&& file.getParent() == null) {
// File path for gtk_file_chooser_set_filename.
filename = dirname + (dirname.endsWith(File.separator) ? "" :
File.separator) + filename;
}
if (fd.getMode() == FileDialog.SAVE && file.getParent() != null) {
/**代码未完, 请加载全部代码(NowJava.com).**/