mainpane.java

Toy Universe网上玩具购物系统源代码

import java.awt.*;
import java.awt.event.*;
import java.applet.*;
import javax.swing.*;
import java.net.*;
import java.io.*;
import java.sql.*;
import colorLabel;
import toyPane;
import logPanel;
import toyData;
import UserData;
import toyList;


public class MainPane extends JApplet 
implements ActionListener

{
	
	Container con;
	// the component of user making
	Socket meClient;
	BufferedReader fromServer;
	PrintStream toServer;
	ObjectInputStream toyfromServer;
//	ObjectOutputStream ordertoServer;
	colorLabel clheader;
	toyPane tpshow;
	logPanel lplog;
	GridBagLayout gl;
	GridBagConstraints gbc;
	CardLayout cl;
	BorderLayout bl;
	colorLabel jtaDesc;
	//JPanel plog;
	JPanel plbm;//panel left's bottom panel
	Label labelMsg;
	//sub main panel
	Panel pl,pr,psr;
	URL urlpath;
	//toyData toydata;
	toyList toydata;
	UserData userdata;
	//order component ::::::::::::
	Button bncompute;
	Label labelPay;
	
	Choice chTraff;
	Choice chCasing;
	
	TextArea taAddress;
	TextArea taWord;
	Label labelSubmit;
	//order defined
	Button bnSubmit;
	
	public void init()
	{
		varComp();
		//System.out.println("varcomp");
		addPanel();
		//System.out.println("addPanel");
		paintColor();
		//System.out.println("paintcolor");
		
		addAction();	
		//System.out.println("addAction");
		
		//new Frame("ncfire").show();
	}
	//var all components of the applet
	
	public void varComp()
	{
		con=getContentPane();
		urlpath=this.getCodeBase();
		gl=new GridBagLayout();
		gbc=new GridBagConstraints();
		clheader=new colorLabel("Toy Universe",40);
		
		System.out.println("ok,the applet end here is well");
		lplog=new logPanel();
		labelMsg=new Label("Enjoy Yourself !!");
		labelMsg.setAlignment(Label.CENTER);
		userdata=new UserData();
		//plog=new JPanel();
		plbm=new JPanel();
		bl=new BorderLayout();
		cl=new CardLayout();
		try
		{
			String serverAddress=this.getParameter("server");
			
			meClient=new Socket(serverAddress,1880);
			this.getAppletContext().showStatus("connecting to Server:"+serverAddress+":1880");
			fromServer=new BufferedReader(new InputStreamReader(meClient.getInputStream()));
			toServer=new PrintStream(meClient.getOutputStream());
			toyfromServer=new ObjectInputStream(meClient.getInputStream());
			//ordertoServer=new ObjectOutputStream(meClient.getOutputStream());
		}
		catch(Exception eio)
		{
			fail(eio,"i/o error");
		}	
		//getToydata::::::::::::::
		try
		{
			//labelMsg.setText(fromServer.readLine());
			InetAddress localAddress=InetAddress.getLocalHost();
			String ipAddress=localAddress.toString();
			toServer.println(ipAddress);
			toydata=(toyList)toyfromServer.readObject();
			
			
			
			//:test:::::::
			System.out.println("toydata read ok");
			
			tpshow=new toyPane(urlpath,toydata);
			System.out.println("tpshow init ok");
		}
		catch(Exception ecp)
		{
			fail(ecp,"toyData :");
			System.out.println(ecp);
		}
		
	}
	//public void getToydata()
	//{
	public  void fail(Exception ept,String str)
	{
		labelMsg.setText(str+":"+ept);
	}
		
	
	public void addPanel()
	{
		
		
		
		con.setLayout(gl);
		//this.setLayout(gl);
		Panel pl=new Panel();
		Panel pr=new Panel();
		//set color of the two panel;
		pl.setBackground(Color.red);
		pr.setBackground(Color.green);
		
		gbc.fill=GridBagConstraints.BOTH;
		gbc.weightx=1;
		gbc.weighty=1;
		//add pl and pr
		gbc.gridx=0;
		//this.add(pl,gbc);
		con.add(pl,gbc);
		gbc.gridx=1;
		gbc.weightx=4;
		con.add(pr,gbc);
		
		pl.setLayout(new GridLayout(3,1));
		//add the sub panel of pl
		Panel p[]=new Panel[3];
		
		
		for(int i=0;i<3;i++)
		{
			p[i]=new Panel();
			
			pl.add(p[i]);
			
		
			switch(i)
			{
				case 0:
				{
					try{
					URL imgpath=new URL(urlpath,"../image/headerin.gif");
					Icon img=new ImageIcon(imgpath);
					JLabel ltop=new JLabel(img);
					ltop.setBackground(Color.black);
					
					Label ltxt=new Label("Toy Universe");
					ltxt.setBackground(Color.green);
					ltxt.setForeground(Color.red);
					ltxt.setAlignment(Label.CENTER);
					p[i].setBackground(Color.black);
					p[i].setLayout(bl);
					p[i].add("Center",ltop);
					p[i].add("South",ltxt);
					}
					catch(Exception e)
					{}
					break;
				
				}
				case 1:
				{
					try{
					p[i].setLayout(gl);
					p[i].add(lplog,gbc);
					
					
					//JLabel lgif=new JLabel(ipic);
					//Panel pgif=new Panel();
					//pgif.add(lgif);
					//lplog.plged.add("Center",pgif);
					}
					catch(Exception eimg)
					{}
					break;
				}
				case 2:
				{
					//add the bottom of the left panel now is empty
					p[i].setBackground(Color.black);
					
					
					p[i].setLayout(gl);
					jtaDesc=new colorLabel("!!!Toys New!!!",12);
					gbc.gridy=0;
					p[i].add(jtaDesc,gbc);
					//jtaDesc.setEditable(false);
					
					Panel pfh=new Panel();
					//pfh.setLayout(bl);
					URL urlipf;
					try{
					urlipf=new URL(urlpath,"../image/flashtoy.gif");
					Icon ipicflash=new ImageIcon(urlipf);
					JLabel labeltoyfh=new JLabel(ipicflash);
					
					gbc.gridy=1;
					pfh.add(labeltoyfh);
					
					p[i].add(pfh,gbc);
					
					}
					catch(Exception ure)
					{
						System.out.println(ure);
					}
							
					
					
					
					
					
					
					break;
				}
			}
		}
		System.out.println(" next we'll add new components of pr");
		//next we'll add new components of pr
		pr.setLayout(gl);
		gbc.gridy=0;
		gbc.weighty=1;
		pr.add(clheader,gbc);
		Panel pshow=new Panel();
		gbc.gridy=1;
		gbc.weighty=4;
		pr.add(pshow,gbc);
		
		System.out.println("//the sub panel of pshow,the main show of the applet");
		//the sub panel of pshow,the main show of the applet
		Panel psl=new Panel();
		psr=new Panel();
		//paintcolor for last two panel
		psl.setBackground(Color.cyan);
		psr.setBackground(Color.orange);
		//add the Order Panel
		bnSubmit=new Button("Submit");
		bnSubmit.setEnabled(false);
		labelSubmit=new Label();
		psr.setLayout(new GridLayout(3,1));
		//psr.setEnabled(false);
		
		Panel psrs[]=new Panel[3];
		/*
		Button bncompute;
	Label labelPay;
	
	Choice chTraff;
	Choice chCasing;
	
	TextArea taAddress;
	TextArea taWord;
		*/
		System.out.println("now add the rightest Panel's component :::::::::::::: recently edit");
		//now add the rightest Panel's component :::::::::::::: recently edit
		bncompute=new Button("Compute Payment");
		labelPay=new Label("Payment Display");
		labelPay.setAlignment(Label.CENTER);
		chTraff=new Choice();
		chCasing=new Choice();
		chTraff.addItem("Train");
		chTraff.addItem("Ship");
		chTraff.addItem("Air");
		chCasing.addItem("Yes");
		chCasing.addItem("No");
		taAddress=new TextArea(3,8);
		taWord=new TextArea(3,8);
		
		taAddress.setText("");
		taWord.setText("");
		
		for(int k=0;k<3;k++)
		{
			psrs[k]=new Panel();
			psr.add(psrs[k]);
			gbc.insets=new Insets(1,1,1,1);
			switch(k)
			{
				case 0:
				{
					psrs[k].setLayout(gl);
					//GridBagConstraints gbc=new GridBagConstraints();
					gbc.weightx=0;
					gbc.weighty=0;
					gbc.gridy=0;
					psrs[k].add(bncompute,gbc);
					gbc.gridy=1;
					psrs[k].add	(labelPay,gbc);
					gbc.gridy=2;
					psrs[k].add(bnSubmit,gbc);
					gbc.gridy=3;
					psrs[k].add(labelSubmit,gbc);
					//gbc.weightx=1;
					//gbc.weighty=1;
					break;
				}
				case 1:
				{
					psrs[k].setLayout(gl);
					
					
					gbc.gridx=0; gbc.gridy=0;
					psrs[k].add	(new Label("Traffic"),gbc);
					gbc.gridx=1;
					psrs[k].add	(chTraff,gbc);
					gbc.gridx=0; gbc.gridy=1;
					psrs[k].add	(new Label("Casing"),gbc);
					gbc.gridx=1;
					psrs[k].add	(chCasing,gbc);
					break;
				}
				case 2:
				{
					psrs[k].setLayout(gl);
					gbc.gridy=0;
					psrs[k].add	(new Label("Enter The Address You Want:"),gbc);
					gbc.gridy ++;
					psrs[k].add	(taAddress,gbc);
					gbc.gridy ++;
					psrs[k].add	(new Label("Enter The Word You Want To Say"),gbc);
					gbc.gridy ++;
					psrs[k].add(taWord,gbc);
					gbc.weightx=1;
					gbc.weighty=1;
				}
			}
		}
		System.out.println("10 Test: add the rightest panel");
		
		pshow.setLayout(gl);
		
		gbc.gridx=0;
		gbc.weightx=5;
		pshow.add(psl,gbc);
		gbc.gridx=1;
		gbc.weightx=1;
		pshow.add(psr,gbc);
		
		
		
		psl.setLayout(new BorderLayout());
		//test 11:
		System.out.println("Test 11");
		psl.add("North",labelMsg);
		System.out.println("test labelMsg");
		psl.add("Center",tpshow);
		System.out.println("Test tpshow");
	} 
	private void paintColor()
	{
		lplog.setBackground(Color.blue);
		plbm.setBackground(Color.yellow);
		//con.show();
	}
	public void addAction()
	{
		lplog.bnok.addActionListener(this);
		lplog.bnreg.addActionListener(this);
		bnSubmit.addActionListener(this);
		bncompute.addActionListener(this);
		//add ActionListener for every toypane
		int toynum=tpshow.dataNum;
		/********
		for(int ct=0;ct<toynum;ct++)
		{
			tpshow.bnPic[ct].addActionListener(this);
		}
		********/
		
		//added finished
	}
	
	
	
	private void saveData()
	{
		 tpshow.compute();
		 
		 userdata.username=lplog.tfName.getText().trim();
		 userdata.toybuy=tpshow.toyOrder;
		 userdata.traff=chTraff.getSelectedItem();
		 userdata.casing=chCasing.getSelectedItem();
		 userdata.moneytotal=tpshow.rateTotal;
		 userdata.address=taAddress.getText().trim();
		 userdata.withword=taWord.getText().trim();
	}

	
	public void actionPerformed(ActionEvent ae)
	{
		
		Button bn=(Button)ae.getSource();
		
		//String strlabel=bn.getLabel();
		String msg,sname,spass;
		
			//if (strlabel.equals("OK"))
			if(bn==lplog.bnok)
			{
				//add the button ok actions
				
				sname=lplog.tfName.getText().trim();
				spass=new String(lplog.pfPass.getPassword()).trim();
				if (sname.equals(""))
				{
					lplog.ldisp.setText("Your Name ?");
				}
				else
				{
					if (spass.equals(""))
					{
						lplog.ldisp.setText("Your Password ?");
					}
					else
					{
						try
						{
							toServer.println("ok");
							toServer.println(sname);
							toServer.println(spass);
							msg=fromServer.readLine();
							if (msg.equals("ok"))
							{
								URL urlgif=new URL(urlpath,"../image/okgif.gif");
								Icon ipic=new ImageIcon(urlgif);
								lplog.changeCard(ipic);
								bnSubmit.setEnabled(true);
							
							}
							else
							{	
								if (msg.length()>10)
									msg.substring(1,10);
									
								lplog.ldisp.setText(msg);
							}
						}
						catch(Exception epp)
						{
							fail(epp,"login failed");	
						}	
					}
						
				}	
					
		}
		////	case "Register":
		else
		{
			//if (strlabel.equals("Register"))
			if(bn==lplog.bnreg)
			{
				//add the Register actions
				try
				{
				this.getAppletContext().showDocument(new URL(urlpath,"../html/register.htm"));
				
				}
				catch(Exception urle)
				{}
			}
			////case "Submit":
			else
			{
				//if (strlabel.equals("Submit"))
				if(bn==bnSubmit)
				{
				//add the submit actions
					saveData();
					labelSubmit.setText("Submiting Now");
					toServer.println("submit");
					
					labelPay.setText("$"+String.valueOf(tpshow.rateTotal));
					if (tpshow.rateTotal<=0.0)
					labelSubmit.setText("No Toys Selected");
					else
					{
					try
					{
						//ordertoServer.writeObject(userdata);
						
							toServer.println(userdata.username);
							toServer.println(userdata.toybuy);
							toServer.println(userdata.traff);
							toServer.println(userdata.casing);
							toServer.println(userdata.moneytotal);
							toServer.println(userdata.address);
							toServer.println(userdata.withword);
							
						System.out.println("sended Object");
						msg=fromServer.readLine(); 
						labelSubmit.setText(msg);
					}
					catch(Exception ioex)
					{
						msg=new String("I/O Error");
						fail(ioex,msg);
					}
				}
				}
				else
				{
					if (bn==bncompute)
					{
						saveData();
						labelPay.setText("$"+String.valueOf(tpshow.rateTotal));
					}
					
				
				
				}
			}
		
		}//end actionPerformed
	}
		
}