/*
 *    Copyright [2011] [wisemapping]
 *
 *   Licensed under WiseMapping Public License, Version 1.0 (the "License").
 *   It is basically the Apache License, Version 2.0 (the "License") plus the
 *   "powered by wisemapping" text requirement on every single page;
 *   you may not use this file except in compliance with the License.
 *   You may obtain a copy of the license at
 *
 *       http://www.wisemapping.org/license
 *
 *   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.
 */

mindplot.widget.ToolbarItem = new Class({
    Implements:[Events],
    initialize : function(buttonId, fn, options) {
        $assert(buttonId, "buttonId can not be null");
        $assert(fn, "fn can not be null");
        this._buttonId = buttonId;
        this._fn = fn;
        this._options = options;
    },

    getButtonElem : function() {
        var elem = $(this._buttonId);
        $assert(elem, "Could not find element for " + this._buttonId);
        return elem;
    }.protect(),

    show : function() {
        this.fireEvent('show');
    },

    hide : function() {
        this.fireEvent('hide');
    },

    isTopicAction : function() {
        return this._options.topicAction;
    },

    isRelAction : function() {
        return this._options.relAction;
    },

    disable : function() {
        var elem = this.getButtonElem();
        if (this._enable) {
            elem.removeEvent('click', this._fn);
            elem.removeClass('buttonOn');
            elem.addClass('buttonOff');
            this._enable = false;
        }
    },

    enable : function() {
        var elem = this.getButtonElem();
        if (!this._enable) {
            elem.addEvent('click', this._fn);
            elem.removeClass('buttonOff');
            elem.addClass('buttonOn');
            this._enable = true;
        }
    }
});