@Override public void actionPerformed(ActionEvent e) { Frame frame = getFrame(); JFileChooser chooser = new JFileChooser(); int ret = chooser.showOpenDialog(frame); if (ret != JFileChooser.APPROVE_OPTION) { return; } File f = chooser.getSelectedFile(); if (f.isFile() && f.canRead()) { Document oldDoc = getEditor().getDocument(); if (oldDoc != null) { oldDoc.removeUndoableEditListener(undoHandler); } if (elementTreePanel != null) { elementTreePanel.setEditor(null); } getEditor().setDocument(new PlainDocument()); frame.setTitle(f.getName()); Thread loader = new FileLoader(f, editor.getDocument()); loader.start(); } else { JOptionPane.showMessageDialog( getFrame(), "Could not open file: " + f, "Error opening file", JOptionPane.ERROR_MESSAGE); } }
public void actionPerformed(ActionEvent e) { Frame frame = getFrame(); JFileChooser chooser = new JFileChooser(); int ret = chooser.showSaveDialog(frame); if (ret != JFileChooser.APPROVE_OPTION) { return; } File f = chooser.getSelectedFile(); frame.setTitle(f.getName()); Thread saver = new FileSaver(f, editor.getDocument()); saver.start(); }