package com.vci.client.ui.swing;

import java.awt.Color;
import java.awt.Graphics;

import javax.swing.JTextField;

/**
 * 继承JTextField，在此基础上增加红色标记，目的是提醒用户文本内容不能为空。
 * @author Administrator
 *
 */
public class KTextField extends JTextField{
  /**
	 * 
	 */
	private static final long serialVersionUID = 1L;

	public KTextField() {
		
	}
 
	public KTextField(int Width,int Height){
	    setSize(Width,Height);
	}
	
	public void paint (Graphics g) {
	    super.paint (g);
	    g.setColor (Color.red);
	    int text_XSize = this.getWidth ();
	    int[] xSeq = new int[3];
	    int[] ySeq = new int[3];
	    xSeq[0] = text_XSize - 8;
	    ySeq[0] = 1;
	    xSeq[1] = text_XSize -1;
	    ySeq[1] = 1;
	    xSeq[2] = text_XSize -1;
	    ySeq[2] = 8;
        g.fillPolygon (xSeq, ySeq, 3);
	}
}