001package org.gwtbootstrap3.client.ui.base.mixin;
002
003/*
004 * #%L
005 * GwtBootstrap3
006 * %%
007 * Copyright (C) 2013 - 2014 GwtBootstrap3
008 * %%
009 * Licensed under the Apache License, Version 2.0 (the "License");
010 * you may not use this file except in compliance with the License.
011 * You may obtain a copy of the License at
012 * 
013 *      http://www.apache.org/licenses/LICENSE-2.0
014 * 
015 * Unless required by applicable law or agreed to in writing, software
016 * distributed under the License is distributed on an "AS IS" BASIS,
017 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
018 * See the License for the specific language governing permissions and
019 * limitations under the License.
020 * #L%
021 */
022
023import org.gwtbootstrap3.client.ui.constants.Styles;
024
025import com.google.gwt.user.client.ui.HasEnabled;
026import com.google.gwt.user.client.ui.UIObject;
027
028/**
029 * @author Joshua Godi
030 */
031public class EnabledMixin<T extends UIObject & HasEnabled> extends AbstractMixin implements HasEnabled {
032    private static final String DISABLED = "disabled";
033
034    public EnabledMixin(final T uiObject) {
035        super(uiObject);
036    }
037
038    @Override
039    public void setEnabled(final boolean enabled) {
040        if (enabled) {
041            uiObject.removeStyleName(Styles.DISABLED);
042            uiObject.getElement().removeAttribute(DISABLED);
043        } else {
044            uiObject.addStyleName(Styles.DISABLED);
045            uiObject.getElement().setAttribute(DISABLED, "");
046        }
047    }
048
049    @Override
050    public boolean isEnabled() {
051        return !uiObject.getElement().hasAttribute(DISABLED);
052    }
053}