Package com.ponysdk.ui.terminal.ui

Source Code of com.ponysdk.ui.terminal.ui.PTCheckBox

/*
* Copyright (c) 2011 PonySDK
*  Owners:
*  Luciano Broussal  <luciano.broussal AT gmail.com>
*  Mathieu Barbier   <mathieu.barbier AT gmail.com>
*  Nicolas Ciaravola <nicolas.ciaravola.pro AT gmail.com>
*  WebSite:
*  http://code.google.com/p/pony-sdk/
*
* 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 com.ponysdk.ui.terminal.ui;

import com.google.gwt.event.logical.shared.ValueChangeEvent;
import com.google.gwt.event.logical.shared.ValueChangeHandler;
import com.google.gwt.user.client.ui.CheckBox;
import com.ponysdk.ui.terminal.Dictionnary.HANDLER;
import com.ponysdk.ui.terminal.Dictionnary.PROPERTY;
import com.ponysdk.ui.terminal.Dictionnary.TYPE;
import com.ponysdk.ui.terminal.UIService;
import com.ponysdk.ui.terminal.instruction.PTInstruction;

public class PTCheckBox extends PTButtonBase<CheckBox> {

    @Override
    public void create(final PTInstruction create, final UIService uiService) {
        init(create, uiService, new CheckBox());
    }

    @Override
    public void addHandler(final PTInstruction addHandler, final UIService uiService) {
        if (HANDLER.KEY_.BOOLEAN_VALUE_CHANGE_HANDLER.equals(addHandler.getString(HANDLER.KEY))) {
            addValueChangeHandler(addHandler, uiService);
        } else {
            super.addHandler(addHandler, uiService);
        }

    }

    protected void addValueChangeHandler(final PTInstruction addHandler, final UIService uiService) {
        uiObject.addValueChangeHandler(new ValueChangeHandler<Boolean>() {

            @Override
            public void onValueChange(final ValueChangeEvent<Boolean> event) {
                final PTInstruction instruction = new PTInstruction();
                instruction.setObjectID(addHandler.getObjectID());
                instruction.put(TYPE.KEY, TYPE.KEY_.EVENT);
                instruction.put(HANDLER.KEY, HANDLER.KEY_.BOOLEAN_VALUE_CHANGE_HANDLER);
                instruction.put(PROPERTY.VALUE, event.getValue());
                uiService.sendDataToServer(instruction);
            }
        });
    }

    @Override
    public void update(final PTInstruction update, final UIService uiService) {
        if (update.containsKey(PROPERTY.VALUE)) {
            uiObject.setValue(update.getBoolean(PROPERTY.VALUE));
        } else {
            super.update(update, uiService);
        }
    }

}
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