package com.vci.client.workflow;

import java.awt.Dimension;
import java.awt.Toolkit;

import javax.swing.JFrame;
import javax.swing.JPanel;

import com.vci.client.common.providers.ServiceProvider;
import com.vci.client.ui.exception.VCIException;
import com.vci.client.workflow.template.ProcessCustomPanel;
import com.vci.corba.workflow.method.WorkflowServicePrx;

public class WorkFlowClient {

	private static WorkflowServicePrx workFlowServiceService;
	private static WorkFlowClient workFlowClient = null;
	
	private static WorkFlowClient getInstance(){
		if(workFlowClient == null){
			workFlowClient = new WorkFlowClient();
		}
		return workFlowClient;
	}
	
	public void destory() throws VCIException {
		// TODO Auto-generated method stub
		
	}

	public void init() throws VCIException {
		if(workFlowServiceService != null){
			return;
		}
		try {

			workFlowServiceService = ServiceProvider.getWFService();
		} catch (Exception e) {
			throw new VCIException("", new String[0]);
		}
		
	}

	public JPanel start() throws VCIException {
		// TODO Auto-generated method stub
		return null;
	}

	
	public static WorkflowServicePrx getService(){
		if(workFlowServiceService == null){
			try {
				WorkFlowClient.getInstance().init();
			} catch (VCIException e) {
				e.printStackTrace();
			}
		}
		return workFlowServiceService;
	}
	/**
	 * @param args
	 */
	public static void main(String[] args) {
		try {
			WorkFlowClient.getInstance().init();
		} catch (VCIException e) {
			e.printStackTrace();
		}
		
		Dimension d = Toolkit.getDefaultToolkit().getScreenSize();
		
		JFrame frame = new JFrame();
		frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		frame.setTitle("页面自定义");
		frame.setBounds(d.width/4, d.height/4, d.width/2, d.height/2);
		
		ProcessCustomPanel processCustomPanel = null;
		
		try {
			processCustomPanel = (ProcessCustomPanel) WorkFlowClient.getInstance().start();
		} catch (VCIException e) {
			e.printStackTrace();
		}
		frame.add(processCustomPanel);
		frame.setVisible(true);
	}
}