javax.swing.JFileChooser#setSelectedFiles ( )源码实例Demo

@Override
public boolean marathon_select(String value) {
    JFileChooser fc = (JFileChooser) component;
    if (value.equals("")) {
        fc.cancelSelection();
        return true;
    }
    if (fc.isMultiSelectionEnabled()) {
        fc.setSelectedFiles(ChooserHelper.decode(value));
        fc.approveSelection();
        return true;
    }
    fc.setSelectedFile(ChooserHelper.decodeFile(value));
    fc.approveSelection();
    return true;
}
 

private void browseLibraryButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_browseLibraryButtonActionPerformed
    JFileChooser chooser = new JFileChooser(ModuleUISettings.getDefault().getLastChosenLibraryLocation());
    File[] olds = convertStringToFiles(txtLibrary.getText().trim());
    chooser.setSelectedFiles(olds);
    chooser.setFileSelectionMode(JFileChooser.FILES_ONLY);
    chooser.setMultiSelectionEnabled(true);
    chooser.addChoosableFileFilter(new JarZipFilter());
    int ret = chooser.showDialog(this, getMessage("LBL_Select"));
    if (ret == JFileChooser.APPROVE_OPTION) {
        File[] files =  chooser.getSelectedFiles();
        if (files.length == 0) {
            return;
        }
        String path = "";
        for (int i = 0; i < files.length; i++) {
            path = path + files[i] + ( i == files.length - 1 ? "" : File.pathSeparator);
        }
        txtLibrary.setText(path);
        ModuleUISettings.getDefault().setLastChosenLibraryLocation(files[0].getParentFile().getAbsolutePath());
    }
}
 

public @Override void actionPerformed(ActionEvent evt) {
    JFileChooser chooser = ProjectChooserAccessory.createProjectChooser( true ); // Create the jFileChooser
    chooser.setMultiSelectionEnabled( true );
    
    // Check to see if the current selection matches a file/folder owned by a non-open project;
    // if so, use that as the starting directory, as a convenience in case that is what should be opened.
    // XXX may also want to check lookup for FileObject
    for (DataObject d : Utilities.actionsGlobalContext().lookupAll(DataObject.class)) {
        Project selected = FileOwnerQuery.getOwner(d.getPrimaryFile());
        if (selected != null && !OpenProjectList.getDefault().isOpen(selected)) {
            File dir = FileUtil.toFile(selected.getProjectDirectory());
            if (dir != null) {
                chooser.setCurrentDirectory(dir.getParentFile());
                chooser.setSelectedFiles(new File[] {dir});
                break;
            }
        }
    }
    show(chooser);
}
 

@Override
public void loggedActionPerformed(ActionEvent e) {
	if (UIManager.getBoolean("FileChooser.readOnly")) {
		return;
	}
	JFileChooser fc = getFileChooser();
	File currentDirectory = fc.getCurrentDirectory();
	FileSystemView fsv = fc.getFileSystemView();
	File newFolder = null;

	String name = SwingTools.showInputDialog("file_chooser.new_folder", "");

	// abort if cancelled or user entered nothing
	if (name == null || name.isEmpty()) {
		return;
	}

	try {
		newFolder = fsv.createNewFolder(currentDirectory);
		if (newFolder.renameTo(fsv.createFileObject(fsv.getParentDirectory(newFolder), name))) {
			newFolder = fsv.createFileObject(fsv.getParentDirectory(newFolder), name);
		} else {
			SwingTools.showVerySimpleErrorMessage("file_chooser.new_folder.rename", name);
		}
	} catch (IOException exc) {
		SwingTools.showVerySimpleErrorMessage("file_chooser.new_folder.create", name);
		return;
	} catch (Exception exp) {
		// do nothing
	}

	if (fc.isMultiSelectionEnabled()) {
		fc.setSelectedFiles(new File[] { newFolder });
	} else {
		fc.setSelectedFile(newFolder);
	}

	fc.rescanCurrentDirectory();
}
 

void apply(JFileChooser jfc) {
     jfc.setLocation(location);
     if(selection.length == 1) {
if(selection[0] != null)
  jfc.setSelectedFile(selection[0]);
     } else
jfc.setSelectedFiles(selection);
   }