cliffhangerapplication.java

java在线商店的源代码。编写十分规范的哦

/**
 * Copyright (c) 1996-2004 Borland Software Corporation.  All Rights Reserved.
 * 
 * This SOURCE CODE FILE, which has been provided by Borland Software as part
 * of a Borland Software product for use ONLY by licensed users of the product,
 * includes CONFIDENTIAL and PROPRIETARY information of Borland Software.  
 *
 * USE OF THIS SOFTWARE IS GOVERNED BY THE TERMS AND CONDITIONS 
 * OF THE LICENSE STATEMENT AND LIMITED WARRANTY FURNISHED WITH
 * THE PRODUCT.
 *
 * IN PARTICULAR, YOU WILL INDEMNIFY AND HOLD BORLAND SOFTWARE, ITS
 * RELATED COMPANIES AND ITS SUPPLIERS, HARMLESS FROM AND AGAINST ANY
 * CLAIMS OR LIABILITIES ARISING OUT OF THE USE, REPRODUCTION, OR
 * DISTRIBUTION OF YOUR PROGRAMS, INCLUDING ANY CLAIMS OR LIABILITIES
 * ARISING OUT OF OR RESULTING FROM THE USE, MODIFICATION, OR
 * DISTRIBUTION OF PROGRAMS OR FILES CREATED FROM, BASED ON, AND/OR
 * DERIVED FROM THIS SOURCE CODE FILE.
 */
//------------------------------------------------------------------------------
// Copyright (c) 1996-2004 Borland Software Corporation.  All Rights Reserved.
//------------------------------------------------------------------------------

package com.borland.samples.orderentry;

import java.awt.*;

/**
 * CliffhangerApplication is the application class for the Cliffhanger project.
 * The static main method is implemented here, as well as other static methods
 * that are used throughout the application.
 */
public class CliffhangerApplication {
  // public variables
  public static final String MESSAGE_TITLE = "Cliffhanger";
  private static Frame lastFrame;

  /**
   * Construct the application
   */

      public CliffhangerApplication() {
    // Show the splash screen while connecting to database
    SplashScreen splash = new SplashScreen();
    splash.pack();
    showCenteredWindow(splash, true);

    // Show the Main window
    MainFrame frame = new MainFrame();
    frame.pack();
    showCenteredWindow(frame, true);

    // Hide the splash screen after the Main window appears
    splash.setVisible(false);
  }

  /**
   * Main method
   * @param args String[]
   */
  static public void main(String[] args) {
    new CliffhangerApplication();
  }


  /**
   * Method to show a frame in the center of the screen.
   * @param window Window
   * @param usePreferredSize boolean
   */
  static public void showCenteredWindow(Window window, boolean usePreferredSize) {
    Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
    Dimension windowSize;
    if (usePreferredSize)
      windowSize = window.getPreferredSize();
    else
      windowSize = window.getSize();

    if (windowSize.height > screenSize.height)
      windowSize.height = screenSize.height;
    if (windowSize.width > screenSize.width)
      windowSize.width = screenSize.width;

    window.setLocation((screenSize.width - windowSize.width) / 2, (screenSize.height - windowSize.height) / 2);
    window.setVisible(true);
    if (window instanceof Frame) {
       lastFrame = (Frame) window;
    }
  }


  /**
   * used by DataModule1 to get a frame for dialogs
   * @return Frame
   */
  static public Frame getMostRecentFrame() {
    return lastFrame;
  }

  /**
   * @param frame Frame
   */
  static public void setMostRecentFrame(Frame frame) {
    lastFrame = frame;
  }

}