package edu.jiangxin.apktoolbox.swing.extend;
   
   import java.awt.*;
   import java.awt.event.WindowAdapter;
   import java.awt.event.WindowEvent;
   import java.util.ResourceBundle;
   
   import javax.swing.JFrame;
   
  import org.apache.commons.configuration2.Configuration;
  import org.apache.logging.log4j.LogManager;
  import org.apache.logging.log4j.Logger;
  
  import edu.jiangxin.apktoolbox.utils.Utils;
  
  /**
   * @author jiangxin
   * @author 2018-09-09
   *
   */
  public class EasyFrame extends JFrame {
      private static final long serialVersionUID = 1L;
      protected transient Logger logger;
      protected transient Configuration conf;
      protected transient ResourceBundle bundle;
      protected transient Image image;
  
      public EasyFrame() throws HeadlessException {
          super();
          logger = LogManager.getLogger(this.getClass().getSimpleName());
          conf = Utils.getConfiguration();
          bundle = ResourceBundle.getBundle("apktoolbox");
      }
  
      // in case of escape of "this"
      public void initialize() {
          addWindowListener(new WindowAdapter() {
              @Override
              public void windowClosing(WindowEvent e) {
                  super.windowClosing(e);
                  onWindowClosing(e);
                  Utils.saveConfiguration();
                  logger.info("windowClosing: " + EasyFrame.this.getClass().getSimpleName());
              }
              @Override
              public void windowIconified(WindowEvent e) {
                  super.windowIconified(e);
                  onWindowIconified(e);
                  setVisible(false);
                  dispose();
                  Utils.saveConfiguration();
                  logger.info("windowIconified: " + EasyFrame.this.getClass().getSimpleName());
              }
          });
          Toolkit tk = Toolkit.getDefaultToolkit();
          image = tk.createImage(this.getClass().getResource("/icon.jpg"));
          setIconImage(image);
          logger.info("Frame start: " + this.getClass().getSimpleName());
      }
  
      public void refreshSizeAndLocation() {
          // use pack to resize the child component
          pack();
          setMinimumSize(new Dimension(800, 100));
          setResizable(false);
  
          // relocation this JFrame
          int windowWidth = getWidth();
          int windowHeight = getHeight();
          Toolkit kit = Toolkit.getDefaultToolkit();
          if (kit == null) {
              logger.error("kit is null");
              return;
          }
          Dimension screenSize = kit.getScreenSize();
          if (screenSize == null) {
              logger.error("screenSize is null");
              return;
          }
          int screenWidth = screenSize.width;
          int screenHeight = screenSize.height;
          setLocation(screenWidth / 2 - windowWidth / 2, screenHeight / 2 - windowHeight / 2);
      }
  
      protected void onWindowClosing(WindowEvent e) {}
  
      protected void onWindowIconified(WindowEvent e) {}
  }