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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)
/** * 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.
/** * 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.
/** * 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) { // Filename for gtk_file_chooser_set_current_name. filename = file.getName(); // Directory path for gtk_file_chooser_set_current_folder. dirname = file.getParent(); } } if (!quit) { run(fd.getTitle(), fd.getMode(), dirname, filename, fd.getFilenameFilter(), fd.isMultipleMode(), fd.getX(), fd.getY()); } }
Called by native code when GTK dialog is created.
/** * Called by native code when GTK dialog is created. */
boolean setWindow(long xid) { if (!quit && widget != 0) { standaloneWindow = xid; requestXFocus(); return true; } return false; } }