addnewiteminfojpanel.java

连接测试系统

package com.cnu.cie.olts.client.teacher;

import java.awt.Dimension;
import java.awt.Toolkit;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;

import javax.swing.ComboBoxModel;
import javax.swing.DefaultComboBoxModel;
import javax.swing.JButton;
import javax.swing.JComboBox;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JTextArea;
import javax.swing.JTextField;
import javax.swing.WindowConstants;
import javax.swing.JFrame;

import com.cnu.cie.olts.client.Login;


/**
* This code was edited or generated using CloudGarden's Jigloo
* SWT/Swing GUI Builder, which is free for non-commercial
* use. If Jigloo is being used commercially (ie, by a corporation,
* company or business for any purpose whatever) then you
* should purchase a license for each developer using Jigloo.
* Please visit www.cloudgarden.com for details.
* Use of Jigloo implies acceptance of these licensing terms.
* A COMMERCIAL LICENSE HAS NOT BEEN PURCHASED FOR
* THIS MACHINE, SO JIGLOO OR THIS CODE CANNOT BE USED
* LEGALLY FOR ANY CORPORATE OR COMMERCIAL PURPOSE.
*/
public class AddNewItemInfoJPanel extends javax.swing.JPanel {
	private JLabel itemtitleLabel;
	private JTextArea itemcontentTextArea;
	private JLabel itemanswerLabel;
	private JButton fillhelpjButton;
	private JComboBox itemtypejComboBox;
	private JLabel itemtypejLabel;
	private JTextField itemscorejTextField;
	private JButton submitjButton;
	private JTextField itemdifficultyjTextField;
	private JLabel itemdifficultyjLabel;
	private JComboBox itemsubjectjComboBox;
	private JLabel itemsubjectjLabel;
	private JTextField itemlimittimejTextField;
	private JLabel itemlimittimejLabel;
	private JLabel itemscorejLabel;
	private JTextField itemanswerTextField;
	
	String[] itemtypearray;
	String[] itemsbujectarray;

	/**
	* Auto-generated main method to display this 
	* JPanel inside a new JFrame.
	*/
/*	public static void main(String[] args) {
		JFrame frame = new JFrame();
		frame.getContentPane().add(new AddNewItemInfoJPanel());
		frame.setDefaultCloseOperation(WindowConstants.DISPOSE_ON_CLOSE);
		frame.pack();
		frame.setVisible(true);
	}
	*/
	public AddNewItemInfoJPanel(String[] itemsubjectarray,String[] itemtypearray) {
		super();
		initGUI();
		this.itemtypearray=itemtypearray;
		this.itemsbujectarray=itemsubjectarray;
		itemtypejComboBox.removeAllItems();
		if(itemtypearray.length>0)
			if("ITEMTYPE".equals(itemtypearray[0]))
				for(int i=1;i<itemtypearray.length;i++)
					itemtypejComboBox.addItem(itemtypearray[i]);
		itemsubjectjComboBox.removeAllItems();
		if(itemtypearray.length>0)
			if("SUBJECT".equals(itemsubjectarray[0]))
				for(int i=1;i<itemsubjectarray.length;i++)
					itemsubjectjComboBox.addItem(itemsubjectarray[i]);
	}
	
	private void initGUI() {
		try {
			this.setPreferredSize(new java.awt.Dimension(509, 371));
			this.setLayout(null);
			{
				itemtitleLabel = new JLabel();
				this.add(itemtitleLabel);
				itemtitleLabel.setText("\u8bd5\u9898\u5185\u5bb9");
				itemtitleLabel.setBounds(69, 90, 57, 24);
			}
			{
				itemcontentTextArea = new JTextArea();
				this.add(itemcontentTextArea);
				itemcontentTextArea.setBounds(144, 80, 332, 54);
			}
			{
				itemanswerLabel = new JLabel();
				this.add(itemanswerLabel);
				itemanswerLabel.setText("\u8bd5\u9898\u53c2\u8003\u7b54\u6848");
				itemanswerLabel.setBounds(44, 169, 88, 29);
			}
			{
				itemanswerTextField = new JTextField();
				this.add(itemanswerTextField);
				itemanswerTextField.setBounds(144, 169, 332, 29);
			}
			{
				itemscorejLabel = new JLabel();
				this.add(itemscorejLabel);
				itemscorejLabel.setText("\u8bd5\u9898\u5206\u503c");
				itemscorejLabel.setBounds(66, 222, 71, 23);
			}
			{
				itemscorejTextField = new JTextField();
				this.add(itemscorejTextField);
				itemscorejTextField.setBounds(144, 223, 63, 21);
			}
			{
				itemlimittimejLabel = new JLabel();
				this.add(itemlimittimejLabel);
				itemlimittimejLabel.setText("\u7b54\u9898\u65f6\u95f4(\u5206\u949f)");
				itemlimittimejLabel.setBounds(282, 223, 95, 21);
			}
			{
				itemlimittimejTextField = new JTextField();
				this.add(itemlimittimejTextField);
				itemlimittimejTextField.setBounds(389, 223, 87, 21);
			}
			{
				itemsubjectjLabel = new JLabel();
				this.add(itemsubjectjLabel);
				itemsubjectjLabel.setText("\u6240\u5c5e\u79d1\u76ee");
				itemsubjectjLabel.setBounds(66, 271, 66, 21);
			}
			{
				//ComboBoxModel itemsubjectjComboBoxModel = 
				//	new DefaultComboBoxModel(
				//			new String[] { "Item One", "Item Two" });
				itemsubjectjComboBox = new JComboBox();
				this.add(itemsubjectjComboBox);
				//itemsubjectjComboBox.setModel(itemsubjectjComboBoxModel);
				itemsubjectjComboBox.setBounds(144, 267, 94, 25);
			}
			{
				itemdifficultyjLabel = new JLabel();
				this.add(itemdifficultyjLabel);
				itemdifficultyjLabel.setText("\u96be\u5ea6\u7cfb\u6570");
				itemdifficultyjLabel.setBounds(292, 269, 85, 20);
			}
			{
				itemdifficultyjTextField = new JTextField();
				this.add(itemdifficultyjTextField);
				itemdifficultyjTextField.setBounds(389, 269, 87, 21);
			}
			{
				submitjButton = new JButton();
				this.add(submitjButton);
				submitjButton.setText("\u63d0\u4ea4");
				submitjButton.setBounds(202, 326, 73, 25);
				submitjButton.addActionListener(new ActionListener() {
					public void actionPerformed(ActionEvent evt) {
						submitjButtonActionPerformed(evt);
					}
				});
			}
			{
				itemtypejLabel = new JLabel();
				this.add(itemtypejLabel);
				itemtypejLabel.setText("\u8bd5\u9898\u7c7b\u578b");
				itemtypejLabel.setBounds(62, 28, 64, 21);
			}
			{
				//ComboBoxModel itemtypejComboBoxModel = 
				//	new DefaultComboBoxModel(
				//			new String[] { "Item One", "Item Two" });
				itemtypejComboBox = new JComboBox();
				this.add(itemtypejComboBox);
				//itemtypejComboBox.setModel(itemtypejComboBoxModel);
				itemtypejComboBox.setBounds(144, 26, 126, 25);
			}
			{
				fillhelpjButton = new JButton();
				this.add(fillhelpjButton);
				fillhelpjButton.setText("\u586b\u5199\u8bf4\u660e");
				fillhelpjButton.setBounds(282, 28, 95, 21);
				fillhelpjButton.addActionListener(new ActionListener() {
					public void actionPerformed(ActionEvent evt) {
						fillhelpjButtonActionPerformed(evt);
					}
				});
			}
		} catch (Exception e) {
			e.printStackTrace();
		}
	}
	//新试题封装发送到服务器
	private void submitjButtonActionPerformed(ActionEvent evt) {
		//System.out.println("submitjButton.actionPerformed, event="+evt);
		//TODO add your code for submitjButton.actionPerformed
		String itemtypestr=(String)itemtypejComboBox.getSelectedItem();
		String itemsubjectstr=(String)itemsubjectjComboBox.getSelectedItem();
		String itemcontentstr=itemcontentTextArea.getText().trim();
		String itemanswerstr=itemanswerTextField.getText().trim();
		String scorestr,limittimestr,difficultystr;
		int score,limittime;
		float difficulty;
		if(itemcontentstr==""){
			JOptionPane.showMessageDialog(null,"试题题目不能为空","联机测试系统",JOptionPane.ERROR_MESSAGE);
			return;
		}
		if(itemanswerstr==""){
			JOptionPane.showMessageDialog(null,"试题参考答案不能为空","联机测试系统",JOptionPane.ERROR_MESSAGE);
			return;
		}
		try {
			scorestr=itemscorejTextField.getText();
			if(scorestr==""){
				JOptionPane.showMessageDialog(null,"试题分值不能为空","联机测试系统",JOptionPane.ERROR_MESSAGE);
				return;
			}
			score=Integer.parseInt(scorestr);
			if(score<1){
				JOptionPane.showMessageDialog(null,"分值为正整数","联机测试系统",JOptionPane.ERROR_MESSAGE);
				return;
			}	
		}
		catch(Exception ex) { // only allow integer values
			Toolkit.getDefaultToolkit().beep();
			JOptionPane.showMessageDialog(null,"分值为正整数","联机测试系统",JOptionPane.ERROR_MESSAGE);
			return;  
		}
		try {
			limittimestr=itemlimittimejTextField.getText();
			if(limittimestr==""){
				JOptionPane.showMessageDialog(null,"试题答题时限不能为空","联机测试系统",JOptionPane.ERROR_MESSAGE);
				return;
			}
			limittime=Integer.parseInt(limittimestr);
			if(limittime<1){
				JOptionPane.showMessageDialog(null,"答题时限为正整数","联机测试系统",JOptionPane.ERROR_MESSAGE);
				return;
			}	
		}
		catch(Exception ex) { // only allow integer values
			Toolkit.getDefaultToolkit().beep();
			JOptionPane.showMessageDialog(null,"分值为正整数","联机测试系统",JOptionPane.ERROR_MESSAGE);
			return;  
		}
		try {
			difficultystr=itemdifficultyjTextField.getText();
			if(difficultystr==""){
				JOptionPane.showMessageDialog(null,"试题难度系数不能为空","联机测试系统",JOptionPane.ERROR_MESSAGE);
				return;
			}
			difficulty=Float.parseFloat(difficultystr);
			if(difficulty>1||difficulty<0){
				JOptionPane.showMessageDialog(null,"难度系数为0-1的小数","联机测试系统",JOptionPane.ERROR_MESSAGE);
				return;
			}	
		}
		catch(Exception ex) { // only allow integer values
			Toolkit.getDefaultToolkit().beep();
			JOptionPane.showMessageDialog(null,"难度系数为0-1的小数","错误",JOptionPane.ERROR_MESSAGE);
			return;  
		}
		String info="ADDNEWITEM:insert into item_info(itemtype,content,answer,score,limittime,subject,difficulty,author) "+
			"values('"+itemtypestr+"','"+itemcontentstr+"','"+itemanswerstr+"',"+score+","+limittime+",'"+itemsubjectstr+"',"+difficulty+",'"+Login.id+"')";
	    info=new String(info.getBytes());
	    TeacherFrame.pswriter.println(info);
	    TeacherFrame.pswriter.flush();
	    JOptionPane.showMessageDialog(null,"试题添加成功","联机测试系统",JOptionPane.ERROR_MESSAGE);
	    submitjButton.setEnabled(false);
	    System.out.println("new iteminfo---"+info);
	}
	//添加新试题帮助
	private void fillhelpjButtonActionPerformed(ActionEvent evt) {
		//System.out.println("fillhelpjButton.actionPerformed, event="+evt);
		//TODO add your code for fillhelpjButton.actionPerformed
		String youCmd="explorer anddnewitemhelp.html";
		
		   try {
			    String osName = System.getProperty("os.name");
			    String[] cmd = new String[3];
			    if(("Windows 2000").equalsIgnoreCase(osName) || "Windows XP".equalsIgnoreCase(osName)){
			     cmd[0] = "cmd.exe" ;
			     cmd[1] = "/C" ;
			     cmd[2] = youCmd;
			    }else if( osName.equals( "Windows 95" ) ){
			     cmd[0] = "command.com" ;
			     cmd[1] = "/C" ;
			     cmd[2] = youCmd;
			    }

//			    System.out.println("cmd:\r\n" + cmd[0] + " " + cmd[1] + " " + cmd[2]);
			    Runtime rt = Runtime.getRuntime();
			    Process proc = rt.exec(cmd);
			    InputStreamPipe errorGobbler = new InputStreamPipe(proc.getErrorStream(), "ERROR");
			    InputStreamPipe outputGobbler = new InputStreamPipe(proc.getInputStream(), "OUTPUT");
			    errorGobbler.start();
			    outputGobbler.start();

			    int exitVal = proc.waitFor();//等待事情干完，返回值0表示正确返回
			    if(exitVal != 0){
			     throw new Exception(errorGobbler.getOutputMsg()
			       + "(异常退出值exitVal=" + exitVal + ")");
			    }else{
			     outputGobbler.getOutputMsg();
			    }
			   } catch (Exception e){
			      e.printStackTrace();
			   }
	
		
	}

}
/**
* 输出流读取类
* @author Daley
*
*/
class InputStreamPipe extends Thread {
InputStream inputStream;
String msgType;
StringBuffer bufMsg = new StringBuffer();

InputStreamPipe(InputStream inputStream, String msgType){
   this.inputStream = inputStream;
   this.msgType = msgType;
}

public String getOutputMsg(){
   return bufMsg.toString();
}

public void run(){
   try {
    BufferedReader br = new BufferedReader(new InputStreamReader(inputStream));
    String line=null;
    //如果命令行不断返回消息则会不断输出
    while ((line = br.readLine()) != null){
     if(line.trim().length() > 0){
      bufMsg.append(line + "\r\n"); System.out.println(line);
     }
    }
   
   } catch (IOException ioe){
    ioe.printStackTrace();
   }
}
}