/*
 *  Copyright 2012 GWT-Bootstrap
 *
 *  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.github.gwtbootstrap.client.ui;

import com.github.gwtbootstrap.client.ui.base.AlertBase;
import com.github.gwtbootstrap.client.ui.constants.AlertType;
import com.github.gwtbootstrap.client.ui.constants.Constants;

/**
 * Alert block widget with more padding than {@link Alert}. It has a dedicated
 * heading in an extra row.
 * 
 * <p>
 * <h3>UiBinder Usage:</h3>
 * <code>{@code <b:AlertBlock heading="Warning." type="ERROR">Something went wrong...</AlertBlock>}</code>
 * </p>
 * <p>
 * All parameters are optional and map to the class's setters.
 * </p>
 * 
 * @since 2.0.4.0
 * 
 * @author Dominik Mayer
 * 
 * @see Alert
 * @see <a
 *      href="http://getbootstrap.com/2.3.2/components.html#alerts">Bootstrap
 *      documentation</a>
 */
public class AlertBlock extends AlertBase {

	private final Heading heading = new Heading(4);

	/**
	 * Initializes the widget with an optional close icon.
	 *
	 * @param hasClose
	 *            whether the Alert should have a close icon.
	 */
	public AlertBlock(boolean hasClose) {
		super("", hasClose);
		setUp();
	}

	/**
	 * Creates an Alert with a close icon and the given style.
	 *
	 * @param type
	 *            of the Alert
	 */
	public AlertBlock(AlertType type) {
		super(type);
		setUp();
	}

	/**
	 * Creates an empty widget with a close icon.
	 */
	public AlertBlock() {
		this("");
	}
	
	public AlertBlock(String html) {
		super(html);
		setUp();
	}

	private void setUp() {
		super.addStyleName(Constants.ALERT_BLOCK);
		heading.setStyleName(Constants.ALERT_HEADING);
		getHeadingContainer().add(heading);
	}
	
	/**
	 * {@inheritDoc}
	 */
	@Override
	public void setType(AlertType type) {
		super.setType(type);
		addStyleName(Constants.ALERT_BLOCK);
	}

	/**
	 * Sets the text of an optional heading. It is wrapped in {@code <h4>} tags
	 * and placed above the text.
	 */
	@Override
	public void setHeading(String text) {
		heading.setText(text);
	}
}