////////////////////////////////////////////////////////////////////////////////////////////
//PIMS: Personal Invstment Management System
//Class : Delete alerts.
//This class provides the GUI to assist the user to edit the prices of shares
////////////////////////////////////////////////////////////////////////////////////////////


import java.awt.*;
import java.applet.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.tree.*;
import javax.swing.plaf.*;
import java.lang.*;
import java.io.*;
import javax.swing.table.*;
import java.util.*;

public class EditPrices extends JFrame implements ActionListener{

	private JTable table;
	private String pricelist[][];
	private String fieldHeads[];
	private JScrollPane jsp3;
	private Container contentPane;
	private int numShares=0;

	private CurrentValueSystem CVS;

	public EditPrices(CurrentValueSystem CVS)throws Exception{

		this.CVS = CVS;

		contentPane=getContentPane();
		contentPane.setLayout(new BorderLayout());
		Panel p=new Panel();
		Button b1=new Button("Close");
		Button b2=new Button("Edit");
		b1.addActionListener(this);
		b2.addActionListener(this);

		p.add(b1);
		p.add(b2);

		pricelist = CVS.readSharePrices();

		while(pricelist[numShares][0]!=null)
			numShares++;
		fieldHeads=new String[2];
		fieldHeads[0]="Company";
		fieldHeads[1]="Price";

		TableModel dataModel = new AbstractTableModel() {
			public String getColumnName(int col){
				return fieldHeads[col];//fieldHeads[col];//actualFieldHeads[col];
			}
			public int getColumnCount(){
				return fieldHeads.length;//fieldHeads.length;//actualFieldHeads.length;
			}
			public int getRowCount(){
				return numShares;//length;//numOfFalse;
			}
			public Object getValueAt(int row, int col){
				return pricelist[row][col];//trans[row][col];//actualTrans[row][col];
			}
			public boolean isCellEditable(int row,int col){
				return false;
			}

		};
		//dataModel.setBackground(Color.white);
		table = new JTable(dataModel);
		table.setBackground(Color.white);
		int v=ScrollPaneConstants.VERTICAL_SCROLLBAR_AS_NEEDED;
		int h=ScrollPaneConstants.HORIZONTAL_SCROLLBAR_AS_NEEDED;

		jsp3=new JScrollPane(table,v,h);
		jsp3.setBackground(Color.white);
		//panel.add(jsp2,BorderLayout.NORTH);
		contentPane.add(jsp3,BorderLayout.CENTER);
		contentPane.add(p,BorderLayout.SOUTH);
		contentPane.setVisible(true);
		setSize(250,400);
		setLocation(200,200);
		setTitle("Edit Prices of Shares");
		setVisible(true);

	}
	public void actionPerformed(ActionEvent ae){
		String str=ae.getActionCommand();

		if(str.equals("Close")){
			this.setVisible(false);
			return;
		}
		try{
		if(str.equals("Edit")){
			AskNewPrice ask=new AskNewPrice(table, this, numShares, CVS);
			return;
		}
		}catch(Exception e){
			new Error("Problem in editing price");
			return;
		}
	}
}