Java CanvasComponent.getWidth示例

示例#1

文件： Canvas.java 项目： ver2point0/UdacityCoursework

 public void repaint() {
   if (frame == null) return;
   Dimension dim = component.getPreferredSize();
   if (dim.getWidth() > component.getWidth() || dim.getHeight() > component.getHeight()) {
     frame.pack();
   } else {
     frame.repaint();
   }
 }