001    // Copyright Oct 16, 2006 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    package org.apache.tapestry.dojo.html;
015    
016    import org.apache.tapestry.IMarkupWriter;
017    import org.apache.tapestry.IRequestCycle;
018    import org.apache.tapestry.IScript;
019    import org.apache.tapestry.TapestryUtils;
020    import org.apache.tapestry.dojo.AbstractWidget;
021    import org.apache.tapestry.json.JSONObject;
022    
023    import java.util.HashMap;
024    import java.util.Map;
025    
026    
027    /**
028     * Implementation of dojo Dialog widget.
029     * 
030     */
031    public abstract class Dialog extends AbstractWidget
032    {
033        public abstract boolean isHidden();
034        public abstract void setHidden(boolean hidden);
035        
036        public abstract String getBackgroundColor();
037        
038        public abstract float getOpacity();
039        
040        public abstract boolean getFollowScroll();
041        
042        public abstract boolean getCloseOnBackgroundClick();
043        
044        public abstract int getBlockDuration();
045        
046        public abstract int getLifeTime();
047        
048        public abstract String getToggle();
049        
050        public abstract int getToggleDuration();
051        
052        public void show()
053        {
054            setHidden(false);
055        }
056    
057        public void hide()
058        {
059            setHidden(true);
060        }
061        
062        /**
063         * {@inheritDoc}
064         */
065        public void renderWidget(IMarkupWriter writer, IRequestCycle cycle)
066        {
067            if (!cycle.isRewinding())
068            {
069                writer.begin(getTemplateTagName()); // use element specified
070                renderIdAttribute(writer, cycle); // render id="" client id
071                renderInformalParameters(writer, cycle);
072            }
073            
074            renderBody(writer, cycle);
075            
076            if (!cycle.isRewinding())
077                writer.end();
078            
079            if (!cycle.isRewinding())
080            {
081                JSONObject json = new JSONObject();
082                json.put("bgColor", getBackgroundColor());
083                json.put("bgOpacity", getOpacity());
084                json.put("followScroll", getFollowScroll());
085                json.put("closeOnBackgroundClick", getCloseOnBackgroundClick());
086                json.put("blockDuration", getBlockDuration());
087                json.put("lifeTime", getLifeTime());
088                json.put("toggle", getToggle());
089                json.put("toggleDuration", getToggleDuration());
090    
091                Map parms = new HashMap();
092                parms.put("component", this);
093                parms.put("props", json.toString());
094                
095                getScript().execute(this, cycle, TapestryUtils.getPageRenderSupport(cycle, this), parms);
096            }
097        }
098            
099        /** injected. */
100        public abstract IScript getScript();
101    }