org.zkoss.jsp.zul.AttributesInfo Maven / Gradle / Ivy

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/* AttributeInfo.java

{{IS_NOTE
	Purpose:
		
	Description:
		
	History:
		2008/3/28 2008, Created by Ian Tsai
}}IS_NOTE

Copyright (C) 2007 Potix Corporation. All Rights Reserved.

{{IS_RIGHT
	This program is distributed under GPL Version 2.0 in the hope that
	it will be useful, but WITHOUT ANY WARRANTY.
}}IS_RIGHT
*/
package org.zkoss.jsp.zul;

import java.util.Iterator;
import java.util.Map;

import org.zkoss.zk.ui.Component;
import org.zkoss.zk.ui.Components;
import org.zkoss.zk.ui.Page;
import org.zkoss.zk.ui.util.ConditionImpl;
import org.zkoss.zk.xel.Evaluator;
import org.zkoss.zk.xel.ExValue;
import org.zkoss.zk.xel.impl.EvaluatorRef;

/**
 * @author Ian Tsai
 *
 */
public class AttributesInfo {
	private final Map _attrs;
	private final int _scope;
	/**
	 * 
	 * @param attrs
	 * @param scope
	 */
	public AttributesInfo(Map attrs, String scope) {
		_attrs = attrs;
		_scope = scope == null ?
				Component.COMPONENT_SCOPE: Components.getScope(scope);
	}
	
	/**
	 * Applies the custom attributes by component.
	 * @param comp
	 */
	public void apply(Component comp) {
		for (Iterator it = _attrs.entrySet().iterator(); it.hasNext();) {
			final Map.Entry me = (Map.Entry)it.next();
			final String name = (String)me.getKey();
			comp.setAttribute(name, me.getValue(), _scope);
		}
	}
	/**
	 * Applies the custom attributes by page.
	 * @param page
	 */
	public void apply(Page page) {
		for (Iterator it = _attrs.entrySet().iterator(); it.hasNext();) {
			final Map.Entry me = (Map.Entry)it.next();
			final String name = (String)me.getKey();
			page.setAttribute(name, me.getValue(), _scope);
		}
	}
	//Object//
	public String toString() {
		final StringBuffer sb = new StringBuffer(40).append("[custom-attributes:");
		if (_attrs != null)
			for (Iterator it = _attrs.keySet().iterator(); it.hasNext();)
				sb.append(' ').append(it.next());
		return sb.append(']').toString();
	}
}