XTextFieldPeer.java 文件源码

private void setXAWTTextField(String txt) {
    text = txt;
    if (xtext != null)  {
        // JTextField.setText() posts two different events (remove & insert).
        // Since we make no differences between text events,
        // the document listener has to be disabled while
        // JTextField.setText() is called.
        xtext.getDocument().removeDocumentListener(xtext);
        xtext.setText(txt);
        if (firstChangeSkipped) {
            postEvent(new TextEvent(target, TextEvent.TEXT_VALUE_CHANGED));
        }
        xtext.getDocument().addDocumentListener(xtext);
        xtext.setCaretPosition(0);
    }
}