inputframe.java

Clustering demo.very good

import javax.swing.*;
import javax.swing.event.*;
import java.awt.*;
import java.awt.event.*;
import java.util.Vector;
import java.io.*;
import javax.swing.filechooser.*;

class InputFrame extends JFrame implements ActionListener{
    JLabel lenterNoOfEle=null,lenterFileName=null,title=null;
    JTextField tenterNoOfEle=null,tenterFileName=null;
    JButton chooseAlgm=null,exit=null,openDialog=null;
    File file=null;
    JFileChooser fc;
    int noOfClusters;
    boolean flag;
    Vector dataPoints=null;
    int size;	
            public InputFrame(){
	super("WELCOME WINDOW");
	title=new JLabel("WELCOME TO CLUSTERING ALGORITHMS");
	title.setFont( new Font("Garamond",Font.BOLD,28));
	lenterNoOfEle=new JLabel("Enter No.Of Clusters U Want");
	lenterFileName=new JLabel("Enter The File Name With Full Path:");
	tenterNoOfEle=new JTextField();
	tenterFileName=new JTextField();
	chooseAlgm=new JButton("Choose Algorithm");
	fc = new JFileChooser();
	openDialog=new JButton("Browse...");
	exit=new JButton("Exit");
	flag=false;
	size=0;

	Container c = getContentPane();
	c.setLayout(null);

	title.setBounds(200,50,700,100);
	lenterFileName.setBounds(350,200,300,30);
	tenterFileName.setBounds(350,230,300,30);
	openDialog.setBounds(600,270,100,30);
	lenterNoOfEle.setBounds(350,325,200,30);
	tenterNoOfEle.setBounds(350,365,200,30);
	chooseAlgm.setBounds(350,500,150,50);
	exit.setBounds(520,500,150,50);
	c.setBackground(new Color(255,200,218));//Color.lightGray);
	
	c.add(title);
	c.add(lenterFileName);
	c.add(tenterFileName);
	c.add(openDialog);
	c.add(lenterNoOfEle);
	c.add(tenterNoOfEle);
	c.add(chooseAlgm);
	c.add(exit);

	openDialog.addActionListener(this);
	chooseAlgm.addActionListener(this);
	exit.addActionListener(this);

	setSize(1025,750);
	setVisible(true);
      }

    public int readData(){
	System.out.println("file is::"+file.getAbsolutePath());
	ReadFile rf=new ReadFile(file.getAbsolutePath());
	noOfClusters=Integer.parseInt(tenterNoOfEle.getText());
                 System.out.println("No of Clusters Are: "+noOfClusters);
	dataPoints=rf.getDataPoints();
                 System.out.println("file name is: "+tenterFileName.getText());
	System.out.println("No of DataPoints Are: "+dataPoints.size());	
	return (dataPoints.size());
    }
	
    public void actionPerformed(ActionEvent ae){
	if(ae.getSource()==exit){
	        System.exit(0);
	}else if(ae.getSource()==openDialog){
	            int returnVal = fc.showOpenDialog(this);
	            if (returnVal == JFileChooser.APPROVE_OPTION){
                		file = fc.getSelectedFile();
                		System.out.println("Opening: " + file.getAbsolutePath() + ".\n" );
		tenterFileName.setText(file.getAbsolutePath());
                              }
	}else if(ae.getSource()==chooseAlgm){
         	         File f=new File(tenterFileName.getText());
	         if ( file==null){
		file=f;
	         }
	         if( !file.isFile() ) {
		JOptionPane.showMessageDialog(null,"Invalid FileName","Invalid",JOptionPane.INFORMATION_MESSAGE);
	         }else{
	            System.out.println("File is:"+file.getAbsolutePath());
	            int tsize=Integer.parseInt(tenterNoOfEle.getText());
		size=readData(); 
	               if( size==0 || tsize <= 0 || tsize>size ){
		        System.out.println("size is: "+size+" tsize is: "+tsize);
		        dataPoints.removeAllElements();
		        JOptionPane.showMessageDialog(null,"Invalid No of clusters","Invalid",JOptionPane.INFORMATION_MESSAGE);		
	                 }else {
		       System.out.println("else size is: "+size+" tsize is: "+tsize);
	                        ChooseAlgm ca=new ChooseAlgm(noOfClusters,dataPoints);
	                }
	        }	
	}
     }

     public static void main(String []args){
 	InputFrame if1=new InputFrame();
     }
}