package com.vci.client.uif.engine.client.event;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Vector;

import com.vci.client.uif.engine.client.IRegionPanel;

/**
 * UI显示对象的事件容器类，通过此类进行本UI对象的事件注入，批量事件执行
 * 
 * @author VCI_STGK_Lincq
 *
 */
public class UIBaseEventContainer {

    //主对象面板
    private IRegionPanel regionPanel = null;
    //监听器，按定义的关键字进行分组，分组中的监听器按顺序排列，按顺序执行
    private Map<String, Vector<UIBaseEventListener>> uiListeners = new HashMap<String, Vector<UIBaseEventListener>>();
    
    public IRegionPanel getRegionPanel() {
		return regionPanel;
	}

	public void setRegionPanel(IRegionPanel regionPanel) {
		this.regionPanel = regionPanel;
	}

    public synchronized void addUIListener(String key, UIBaseEventListener listener) {
    	List<UIBaseEventListener> list = null;
    	if (uiListeners.containsKey(key)) {
    		list = uiListeners.get(key);
    	} else {
    		list = new ArrayList<UIBaseEventListener>();
    	}
    	list.add(listener);
    }
    
    public synchronized void romoveUIListener(String key, UIBaseEventListener listener) {
    	if (!uiListeners.containsKey(key)) {
    		return;
    	}
    	uiListeners.get(key).remove(listener);
    }
    
    @SuppressWarnings("unchecked")
	public void activeUIEvents(String key) {
    	Vector<UIBaseEventListener> tempVector = null;
    	UIEvent event = new UIEvent(this.getRegionPanel());
    	synchronized(this) {
    		tempVector = (Vector<UIBaseEventListener>) uiListeners.get(key).clone();
    		for (int i = 0; i < tempVector.size(); i++) {
    			UIBaseEventListener listener = (UIBaseEventListener) tempVector.elementAt(i);
    			listener.eventActivated(event);
    		}
    	}
    }
}