fontdialog.java

来自「ALGAE是一个快速创建算法演示的框架。目前支持的算法实现语言包括java和c」· Java 代码 · 共 63 行

package edu.odu.cs.zeil.AlgAE.Client;

import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import edu.odu.cs.zeil.AlgAE.Client.FontSizeWidget;


public class FontDialog extends Dialog
   implements ActionListener
{
  private int oldFontSize;
  private int fontSize;
  private FontSizeWidget fontWidget;
  private Button ok;
  private Button cancel;
  
  
  
  FontDialog  (Frame theParent, int theOldFontSize)
  {
    super (theParent, "Font Size", true);
    fontSize = oldFontSize = theOldFontSize;

    fontWidget = new FontSizeWidget (fontSize, this);
    
    add ("Center", fontWidget);

    Panel p = new Panel();
    add ("South", p);

    Button ok = new Button ("OK");
    ok.addActionListener(new ActionListener() {
      public void actionPerformed(ActionEvent e) {
	dispose();
	}});
    
    Button cancel = new Button ("Cancel");
    cancel.addActionListener(new ActionListener() {
      public void actionPerformed(ActionEvent e) {
	fontSize = oldFontSize;
	dispose();
	}});
    
    p.add (ok);
    p.add (cancel);
        
    pack();
  }


  public void actionPerformed(ActionEvent e) {
    fontSize = fontWidget.getValue();
  }


  public int getFontSize() 
  {
    show();
    return fontSize;
  }
}