001    // Copyright 2004, 2005 The Apache Software Foundation
002    //
003    // Licensed under the Apache License, Version 2.0 (the "License");
004    // you may not use this file except in compliance with the License.
005    // You may obtain a copy of the License at
006    //
007    //     http://www.apache.org/licenses/LICENSE-2.0
008    //
009    // Unless required by applicable law or agreed to in writing, software
010    // distributed under the License is distributed on an "AS IS" BASIS,
011    // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
012    // See the License for the specific language governing permissions and
013    // limitations under the License.
014    
015    package org.apache.tapestry.wml;
016    
017    import org.apache.tapestry.IMarkupWriter;
018    import org.apache.tapestry.IRequestCycle;
019    import org.apache.tapestry.form.Form;
020    import org.apache.tapestry.form.FormSupport;
021    
022    /**
023     * The go element declares a go task, indicating navigation to a URI. If the URI
024     * names a WML card or deck, it is displayed.
025     * 
026     * @author David Solis
027     * @since 3.0
028     */
029    
030    public abstract class Go extends Form
031    {
032    
033        /**
034         * This component doesn't support event handlers.
035         */
036        protected void emitEventHandlers(IMarkupWriter writer, IRequestCycle cycle)
037        {
038        }
039    
040        protected String constructFormNameForActionService(String actionId)
041        {
042            return "Go" + actionId;
043        }
044    
045        protected FormSupport newFormSupport(IMarkupWriter writer, IRequestCycle cycle)
046        {
047            return new GoFormSupportImpl(writer, cycle, this);
048        }
049    }