com.userweave.components.ToolTipAjaxLink.java Source code

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Here is the source code for com.userweave.components.ToolTipAjaxLink.java

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/*******************************************************************************
 * This file is part of UserWeave.
 *
 *     UserWeave is free software: you can redistribute it and/or modify
 *     it under the terms of the GNU Affero General Public License as published by
 *     the Free Software Foundation, either version 3 of the License, or
 *     (at your option) any later version.
 *
 *     UserWeave is distributed in the hope that it will be useful,
 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *     GNU Affero General Public License for more details.
 *
 *     You should have received a copy of the GNU Affero General Public License
 *     along with UserWeave.  If not, see <http://www.gnu.org/licenses/>.
 *
 * Copyright 2012 User Prompt GmbH | Psychologic IT Expertise
 *******************************************************************************/
package com.userweave.components;

import org.apache.wicket.AttributeModifier;
import org.apache.wicket.ajax.markup.html.AjaxLink;
import org.apache.wicket.model.StringResourceModel;

/**
 * Extension to an ajax link to add a tooltip (i.e. appends 
 * 'title' to the tag), if the link is disabled.
 * 
 * @author opr
 *
 */
public abstract class ToolTipAjaxLink extends AjaxLink<Void> implements IToolTipComponent {
    private static final long serialVersionUID = 1L;

    /**
     * The current tooltip to be displayed, if this component
     * gets disabled.
     */
    private ToolTipType toolTipType = ToolTipType.RIGHTS;

    public void setToolTipType(ToolTipType toolTipType) {
        if (toolTipType.ordinal() < this.toolTipType.ordinal()) {
            this.toolTipType = toolTipType;
        }
    }

    public ToolTipType getToolTipType() {
        return toolTipType;
    }

    /**
     * Default constructor.
     * 
     * @param id
     *       Component markup id.
     */
    public ToolTipAjaxLink(String id) {
        super(id);
    }

    public ToolTipAjaxLink(String id, ToolTipType type) {
        super(id);

        setToolTipType(type);
    }

    /**
     * Adds an AttributeModifier for the title attribute, 
     * if this component is disabled.
     */
    @Override
    protected void onBeforeRender() {
        boolean isEnabled = isEnabled();

        if (!isEnabled) {
            add(new AttributeModifier("title",
                    new StringResourceModel(this.toolTipType.getStringResourceKey(), this, null)));
        }

        super.onBeforeRender();
    }

}