ControlPanel.java 文件源码

@Override
            public void actionPerformed(ActionEvent e) {
//                    System.out.println(e);
                try {
                    float x = Float.parseFloat(tfx.getText());
                    float y = Float.parseFloat(tfy.getText());
                    point.setLocation(x, y);
                    writeMethod.invoke(filter, point);
                    point = (Point2D.Float) readMethod.invoke(filter); // getString the value from the getter method to constrain it
                    set(point);
                } catch (NumberFormatException fe) {
                    tfx.selectAll();
                    tfy.selectAll();
                } catch (InvocationTargetException ite) {
                    ite.printStackTrace();
                } catch (IllegalAccessException iae) {
                    iae.printStackTrace();
                }
            }