XTemplate.java

/*
 Copyright (c) 2014 Ahomé Innovation Technologies. All rights reserved.

 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
 You may obtain a copy of the License at

 http://www.apache.org/licenses/LICENSE-2.0

 Unless required by applicable law or agreed to in writing, software
 distributed under the License is distributed on an "AS IS" BASIS,
 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.
 */
package com.ait.toolkit.sencha.shared.client.core;

import com.google.gwt.core.client.JavaScriptObject;

/**
 * A template class that supports advanced functionality like:
 * 
 * Autofilling arrays using templates and sub-templates Conditional processing
 * with basic comparison operators Basic math function support Execute arbitrary
 * inline code with special built-in template variables Custom member functions
 * Many special tags and built-in operators that aren't defined as part of the
 * API, but are supported in the templates that can be created
 * 
 */
public class XTemplate extends Template {

	private String html;

	/**
	 * Create a new Template.
	 * 
	 * @param html
	 *            the HTML fragment
	 */
	public XTemplate(String html) {
		this(html, false);
	}

	/**
	 * Create a new Template.
	 * 
	 * @param html
	 *            the HTML fragment
	 */
	public XTemplate(String html, boolean replaceSingleQuote) {
		if (replaceSingleQuote) {
			jsObj = create(html.replaceAll("'", "\""));
		} else {
			jsObj = create(html);
		}

		this.html = html;
	}

	protected XTemplate(JavaScriptObject jsObj) {
		super(jsObj);
	}

	/**
	 * Create a new Template.
	 * 
	 * @param htmlfrags
	 *            the HTML fragments
	 */

	public XTemplate(String... htmlfrags) {
		this(false, htmlfrags);
	}

	/**
	 * Create a new Template.
	 * 
	 * @param htmlfrags
	 *            the HTML fragments
	 */

	public XTemplate(boolean replaceSingleQuote, String... htmlfrags) {
		String htmlfrag = "";
		for (int i = 0; i < htmlfrags.length; i++) {
			htmlfrag += htmlfrags[i];
		}
		if (replaceSingleQuote) {
			html = htmlfrag.replaceAll("'", "\"");
		} else {
			html = htmlfrag;
		}

		jsObj = create(html);
	}

	public String getHtml() {
		return html;
	}

	private static XTemplate instance(JavaScriptObject jsObj) {
		return new XTemplate(jsObj);
	}

	private native JavaScriptObject create(String html) /*-{
		return new $wnd.Ext.XTemplate(html);
	}-*/;

	public native JavaScriptObject createTemplate(JavaScriptObject htmlfrags) /*-{
		return new $wnd.Ext.XTemplate.apply($wnd.Ext.XTemplate.create,
				htmlfrags);
	}-*/;

}