001    /*
002     *  Copyright 2012 GWT-Bootstrap
003     *
004     *  Licensed under the Apache License, Version 2.0 (the "License");
005     *  you may not use this file except in compliance with the License.
006     *  You may obtain a copy of the License at
007     *
008     *      http://www.apache.org/licenses/LICENSE-2.0
009     *
010     *  Unless required by applicable law or agreed to in writing, software
011     *  distributed under the License is distributed on an "AS IS" BASIS,
012     *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013     *  See the License for the specific language governing permissions and
014     *  limitations under the License.
015     */
016    package com.github.gwtbootstrap.client.ui.base;
017    
018    import com.github.gwtbootstrap.client.ui.constants.Constants;
019    import com.google.gwt.dom.client.Element;
020    import com.google.gwt.user.client.ui.Widget;
021    
022    
023    /**
024     * The hepper class for {@link IsSearchQuery}.
025     * 
026     * @since 2.0.4.0
027     * @author ohashi keisuke
028     */
029    public class SearchQueryStyleHelper {
030    
031            /**
032             * Set search-query style to the element.
033             * @param widget applied style widget
034             * @param searchQuery true:add search-query css-class/false:remove search-query css-class
035             */
036            public static void setSearchQuery(Widget widget , boolean searchQuery) {
037                    setSearchQuery(widget.getElement(), searchQuery);
038            }
039            
040            /**
041             * is the element search-query style?
042             * @param widget target widget
043             * @return true:has search-query css-class/false:has no search-query cass-class.
044             */
045            public static boolean isSearchQuery(Widget widget) {
046                    return isSearchQuery(widget.getElement());
047            }
048    
049            /**
050             * Set search-query style to the element.
051             * @param elem the applied style element
052             * @param searchQuery true:add search-query css-class/false:remove search-query css-class
053             */
054            public static void setSearchQuery(Element elem, boolean searchQuery) {
055                    if(isSearchQuery(elem)) {
056                            elem.removeClassName(Constants.SEARCH_QUERY);
057                    }
058                    
059                    if(searchQuery) {
060                            elem.addClassName(Constants.SEARCH_QUERY);
061                    }
062            }
063            
064            /**
065             * is the element search-query style?
066             * @param elem target element.
067             * @return true:has search-query css-class/false:has no search-query cass-class.
068             */
069            public static boolean isSearchQuery(Element elem) {
070                    return elem.getClassName().contains(Constants.SEARCH_QUERY);
071            }
072    
073    }