jaroslav@1230: /**
jaroslav@1230:  * Back 2 Browser Bytecode Translator
jaroslav@1230:  * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
jaroslav@1230:  *
jaroslav@1230:  * This program is free software: you can redistribute it and/or modify
jaroslav@1230:  * it under the terms of the GNU General Public License as published by
jaroslav@1230:  * the Free Software Foundation, version 2 of the License.
jaroslav@1230:  *
jaroslav@1230:  * This program is distributed in the hope that it will be useful,
jaroslav@1230:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
jaroslav@1230:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
jaroslav@1230:  * GNU General Public License for more details.
jaroslav@1230:  *
jaroslav@1230:  * You should have received a copy of the GNU General Public License
jaroslav@1230:  * along with this program. Look for COPYING file in the top folder.
jaroslav@1230:  * If not, see http://opensource.org/licenses/GPL-2.0.
jaroslav@1230:  */
jaroslav@1230: package org.apidesign.bck2brwsr.kofx;
jaroslav@1230: 
jaroslav@1230: import java.io.IOException;
jaroslav@1230: import java.io.InputStream;
jaroslav@1230: import java.util.ServiceLoader;
jaroslav@1230: import java.util.logging.Logger;
jaroslav@1230: import netscape.javascript.JSObject;
jaroslav@1230: import org.apidesign.html.context.spi.Contexts;
jaroslav@1230: import org.apidesign.html.json.spi.FunctionBinding;
jaroslav@1230: import org.apidesign.html.json.spi.JSONCall;
jaroslav@1230: import org.apidesign.html.json.spi.PropertyBinding;
jaroslav@1230: import org.apidesign.html.json.spi.Technology;
jaroslav@1230: import org.apidesign.html.json.spi.Transfer;
jaroslav@1230: import org.openide.util.lookup.ServiceProvider;
jaroslav@1230: 
jaroslav@1230: /** This is an implementation package - just
jaroslav@1230:  * include its JAR on classpath and use official {@link Context} API
jaroslav@1230:  * to access the functionality.
jaroslav@1230:  * <p>
jaroslav@1230:  * Registers {@link ContextProvider}, so {@link ServiceLoader} can find it.
jaroslav@1230:  *
jaroslav@1230:  * @author Jaroslav Tulach <jtulach@netbeans.org>
jaroslav@1230:  */
jaroslav@1230: @ServiceProvider(service = Contexts.Provider.class)
jaroslav@1230: public final class FXContext
jaroslav@1230: implements Technology<JSObject>, Transfer, Contexts.Provider {
jaroslav@1230:     static final Logger LOG = Logger.getLogger(FXContext.class.getName());
jaroslav@1230: 
jaroslav@1230:     @Override
jaroslav@1230:     public void fillContext(Contexts.Builder context, Class<?> requestor) {
jaroslav@1230:         context.register(Technology.class, this, 100);
jaroslav@1230:         context.register(Transfer.class, this, 100);
jaroslav@1230:     }
jaroslav@1230: 
jaroslav@1230:     @Override
jaroslav@1230:     public JSObject wrapModel(Object model) {
jaroslav@1230:         return (JSObject) Knockout.createBinding(model).koData();
jaroslav@1230:     }
jaroslav@1230: 
jaroslav@1230:     @Override
jaroslav@1230:     public void bind(PropertyBinding b, Object model, JSObject data) {
jaroslav@1230:         final boolean isList = false;
jaroslav@1230:         final boolean isPrimitive = false;
jaroslav@1230:         Knockout.bind(data, model, b, isPrimitive, isList);
jaroslav@1230:     }
jaroslav@1230: 
jaroslav@1230:     @Override
jaroslav@1230:     public void valueHasMutated(JSObject data, String propertyName) {
jaroslav@1230:         Knockout.valueHasMutated(data, propertyName);
jaroslav@1230:     }
jaroslav@1230: 
jaroslav@1230:     @Override
jaroslav@1230:     public void expose(FunctionBinding fb, Object model, JSObject d) {
jaroslav@1230:         Knockout.expose(d, fb);
jaroslav@1230:     }
jaroslav@1230: 
jaroslav@1230:     @Override
jaroslav@1230:     public void applyBindings(JSObject data) {
jaroslav@1230:         Knockout.applyBindings(data);
jaroslav@1230:     }
jaroslav@1230: 
jaroslav@1230:     @Override
jaroslav@1230:     public Object wrapArray(Object[] arr) {
jaroslav@1230:         return Knockout.toArray(arr);
jaroslav@1230:     }
jaroslav@1230: 
jaroslav@1230:     @Override
jaroslav@1230:     public void extract(Object obj, String[] props, Object[] values) {
jaroslav@1230:         LoadJSON.extractJSON(obj, props, values);
jaroslav@1230:     }
jaroslav@1230: 
jaroslav@1230:     @Override
jaroslav@1230:     public void loadJSON(final JSONCall call) {
jaroslav@1230:         LoadJSON.loadJSON(call);
jaroslav@1230:     }
jaroslav@1230: 
jaroslav@1230:     @Override
jaroslav@1230:     public <M> M toModel(Class<M> modelClass, Object data) {
jaroslav@1230:         if (data instanceof JSObject) {
jaroslav@1230:             data = ((JSObject)data).getMember("ko-fx.model"); // NOI18N
jaroslav@1230:         }
jaroslav@1230:         return modelClass.cast(data);
jaroslav@1230:     }
jaroslav@1230: 
jaroslav@1230:     @Override
jaroslav@1230:     public Object toJSON(InputStream is) throws IOException {
jaroslav@1230:         return LoadJSON.parse(is);
jaroslav@1230:     }
jaroslav@1230: }