org.primefaces.component.resizable.ResizableRenderer Maven / Gradle / Ivy

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/*
 * Copyright 2009-2014 PrimeTek.
 *
 * 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 org.primefaces.component.resizable;

import java.io.IOException;

import javax.faces.component.UIComponent;
import javax.faces.component.UIGraphic;
import javax.faces.context.FacesContext;

import org.primefaces.expression.SearchExpressionFacade;
import org.primefaces.renderkit.CoreRenderer;
import org.primefaces.util.WidgetBuilder;

public class ResizableRenderer extends CoreRenderer {

    @Override
    public void decode(FacesContext context, UIComponent component) {
        decodeBehaviors(context, component);
    }

    @Override
	public void encodeEnd(FacesContext context, UIComponent component) throws IOException {
		Resizable resizable = (Resizable) component;
        String clientId = resizable.getClientId(context);
        
        UIComponent target = SearchExpressionFacade.resolveComponent(
        		context, resizable, resizable.getFor(), SearchExpressionFacade.Options.PARENT_FALLBACK);
        String targetId = target.getClientId(context);
        
        WidgetBuilder wb = getWidgetBuilder(context);
        
        if(target instanceof UIGraphic)
        	wb.initWithComponentLoad("Resizable", resizable.resolveWidgetVar(), clientId, targetId);
        else
        	wb.initWithDomReady("Resizable", resizable.resolveWidgetVar(), clientId);

        wb.attr("target", targetId)
            .attr("minWidth", resizable.getMinWidth(), Integer.MIN_VALUE)
            .attr("maxWidth", resizable.getMaxWidth(), Integer.MAX_VALUE)
            .attr("minHeight", resizable.getMinHeight(), Integer.MIN_VALUE)
            .attr("maxHeight", resizable.getMaxHeight(), Integer.MAX_VALUE);
        
        if(resizable.isAnimate()) {
            wb.attr("animate", true)
                .attr("animateEasing", resizable.getEffect())
                .attr("animateDuration", resizable.getEffectDuration());
        }
        
        if(resizable.isProxy()) {
            wb.attr("helper", "ui-resizable-proxy");
        }
        
        wb.attr("handles", resizable.getHandles(), null)
            .attr("grid", resizable.getGrid(), 1)
            .attr("aspectRatio", resizable.isAspectRatio(), false)
            .attr("ghost", resizable.isGhost(), false);
        
        if(resizable.isContainment()) {
        	wb.attr("isContainment", true);
            wb.attr("parentComponentId", resizable.getParent().getClientId(context));
        }
        
        wb.callback("onStart", "function(event,ui)", resizable.getOnStart())
            .callback("onResize", "function(event,ui)", resizable.getOnResize())
            .callback("onStop", "function(event,ui)", resizable.getOnStop());
            
        encodeClientBehaviors(context, resizable);

        wb.finish();
	}
}