studentidinputpanel.java

学生信息管理实例 这里主要是运用Java和SQL Server2000来实现一个学生信息管理系统

package panel;

import javax.swing.*;
import com.borland.jbcl.layout.*;
import java.awt.*;
/**
 * <p>Title: 学生信息管理系统</p>
 * <p>Description: 对学生信息、学生成绩进行管理</p>
 * <p>Copyright: Copyright (c) 2005</p>
 * <p>Company: </p>
 * @author 苏年乐
 * @version 1.0
 */

/**
 * 一个用于输入学号的JPanel
 */
public class StudentIDInputPanel extends JPanel {
  JLabel jLabel1 = new JLabel();
  XYLayout xYLayout1 = new XYLayout();
  JTextField idField = new JTextField();

  public StudentIDInputPanel() {
    try {
      jbInit();
    }
    catch(Exception e) {
      e.printStackTrace();
    }
  }
  private void jbInit() throws Exception {
    this.setLayout(xYLayout1);
    idField.setFont(new java.awt.Font("Dialog", 0, 12));
    jLabel1.setFont(new java.awt.Font("Dialog", 0, 12));
    this.add(jLabel1, new XYConstraints(17, 22, 141, 37));
    this.add(idField,  new XYConstraints(190, 25, 187, 29));
  }

  public String getID(){
    return this.idField.getText().trim();
  }
  /**
   * 检查学号是否为空
   * @return boolean
   */
  public boolean check(){
    return !this.idField.getText().trim().equals("");
  }

  public void setLabel(String label){
    this.jLabel1.setText(label);
  }
}