tizen-web-ui-fw/latest/js/src/widgets/jquery.mobile.tizen.tabbar.js

   1
   2 /* ***************************************************************************
   3  * Copyright (c) 2000 - 2011 Samsung Electronics Co., Ltd.
   4  *
   5  * Permission is hereby granted, free of charge, to any person obtaining a
   6  * copy of this software and associated documentation files (the "Software"),
   7  * to deal in the Software without restriction, including without limitation
   8  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   9  * and/or sell copies of the Software, and to permit persons to whom the
  10  * Software is furnished to do so, subject to the following conditions:
  11  *
  12  * The above copyright notice and this permission notice shall be included in
  13  * all copies or substantial portions of the Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  18  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  20  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  21  * DEALINGS IN THE SOFTWARE.
  22  * ***************************************************************************
  23  *
  24  * jQuery Mobile Framework : "tabbar" plugin
  25  * Copyright (c) jQuery Project
  26  * Dual licensed under the MIT or GPL Version 2 licenses.
  27  * http://jquery.org/license
  28  * Authors: Jinhyuk Jun <jinhyuk.jun@samsung.com>
  29 */
  30
  31 /**
  32  *  Tabbar can be created using data-role = "tabbar" inside footer
  33  *  Framework determine which tabbar will display with tabbar attribute
  34  *
  35  * Examples:
  36  *
  37  *     HTML markup for creating tabbar: ( 2 ~ 5 li item available )
  38  *     icon can be changed data-icon attribute (customized icon need)
  39  *         <div data-role="footer" data-position ="fixed">
  40  *              <div data-role="tabbar">
  41  *                     <ul>
  42  *                            <li><a href="#" class="ui-btn-active">Menu</a></li>
  43  *                            <li><a href="#">Save</a></li>
  44  *                            <li><a href="#">Share</a></li>
  45  *                     </ul>
  46  *             </div>
  47  *      </div>
  48 */
  49
  50 (function ( $, undefined ) {
  51
  52         $.widget( "tizen.tabbar", $.mobile.widget, {
  53                 options: {
  54                         iconpos: "top",
  55                         grid: null,
  56                         defaultList : 4,
  57                         initSelector: ":jqmData(role='tabbar')"
  58                 },
  59
  60                 _create: function () {
  61
  62                         var $tabbar = this.element,
  63                                 $tabbtns,
  64                                 textpos,
  65                                 iconpos,
  66                                 theme = $.mobile.listview.prototype.options.theme,      /* Get current theme */
  67                                 ww = window.innerWidth || $( window ).width(),
  68                                 wh = window.innerHeight || $( window ).height(),
  69                                 tabbarDividerLeft = "<div class='ui-tabbar-divider ui-tabbar-divider-left'></div>",
  70                                 tabbarDividerRight = "<div class='ui-tabbar-divider ui-tabbar-divider-right'></div>",
  71                                 isLandscape;
  72
  73                         isLandscape = ww > wh && ( ww - wh );
  74
  75                         if ( isLandscape ) {
  76                                 $tabbar.removeClass( "ui-portrait-tabbar" ).addClass( "ui-landscape-tabbar" );
  77                         } else {
  78                                 $tabbar.removeClass( "ui-landscape-tabbar" ).addClass( "ui-portrait-tabbar" );
  79                         }
  80
  81                         if ( $tabbar.find( "a" ).length ) {
  82                                 $tabbtns = $tabbar.find( "a" );
  83                                 iconpos = $tabbtns.filter( ":jqmData(icon)" ).length ? this.options.iconpos : undefined;
  84                                 textpos = $tabbtns.html().length ? true : false;
  85                         }
  86
  87                         if ( $tabbar.parents( ".ui-header" ).length && $tabbar.parents( ".ui-scrollview-view" ).length ) {
  88                                 $tabbar.find( "li" ).addClass( "tabbar-scroll-li" );
  89                                 $tabbar.find( "ul" ).addClass( "tabbar-scroll-ul" );
  90
  91                                 /* add shadow divider */
  92                                 $( tabbarDividerLeft ).appendTo( $tabbar.parents( ".ui-scrollview-clip" ) );
  93                                 $( tabbarDividerRight ).appendTo( $tabbar.parents( ".ui-scrollview-clip" ) );
  94
  95                                 $( ".ui-tabbar-divider-left" ).hide();
  96                                 $( ".ui-tabbar-divider-right" ).hide();
  97
  98                                 /* add width calculation*/
  99                                 if ( $tabbar.parents( ".ui-scrollview-view" ).data("default-list") ) {
 100                                         this.options.defaultList = $tabbar.parents( ".ui-scrollview-view" ).data( "default-list" );
 101                                 }
 102                                 $tabbar.find( "li" ).css( "width", window.innerWidth / this.options.defaultList + "px" );
 103                         } else {
 104                                 if ( $tabbar.find( "ul" ).children().length ) {
 105                                         $tabbar.addClass( "ui-navbar" )
 106                                                 .find( "ul" )
 107                                                 .grid( { grid: this.options.grid } );
 108                                 }
 109                         }
 110
 111                         if ( $tabbar.parents( ".ui-footer" ).length  ) {
 112                                 $tabbar.find( "li" ).addClass( "ui-tab-btn-style" );
 113                         }
 114
 115                         /* title tabbar */
 116                         if ( $tabbar.siblings( ".ui-title" ).length ) {
 117                                 $tabbar.parents( ".ui-header" ).addClass( "ui-title-tabbar" );
 118                         }
 119
 120                         if ( !iconpos ) {
 121                                 $tabbar.addClass( "ui-tabbar-noicons" );
 122                         }
 123                         if ( !textpos ) {
 124                                 $tabbar.addClass( "ui-tabbar-notext" );
 125                         }
 126                         if ( textpos && iconpos ) {
 127                                 $tabbar.parents( ".ui-header" ).addClass( "ui-title-tabbar-multiline" );
 128                         }
 129
 130                         if ( $tabbar.find( "a" ).length ) {
 131                                 $tabbtns.buttonMarkup({
 132                                         corners:        false,
 133                                         shadow:         false,
 134                                         iconpos:        iconpos
 135                                 });
 136                         }
 137
 138                         if ( $tabbar.find( ".ui-state-persist" ).length ) {
 139                                 $tabbar.addClass( "ui-tabbar-persist" );
 140                         }
 141
 142                         $tabbar.delegate( "a", "vclick", function ( event ) {
 143                                 $tabbtns.not( ".ui-state-persist" ).removeClass( $.mobile.activeBtnClass );
 144                                 $( this ).addClass( $.mobile.activeBtnClass );
 145                         });
 146
 147                         $tabbar.addClass( "ui-tabbar");
 148
 149                         $( document ).bind( "pagebeforeshow", function ( event, ui ) {
 150                                 var footer_filter = $( event.target ).find( ":jqmData(role='footer')" ),
 151                                         tabbar_filter = footer_filter.find( ":jqmData(role='tabbar')" ),
 152                                         $elFooterMore = tabbar_filter.siblings( ":jqmData(icon='naviframe-more')" ),
 153                                         $elFooterBack = tabbar_filter.siblings( ".ui-btn-back" );
 154
 155                                 footer_filter
 156                                         .css( "position", "fixed" )
 157                                         .css( "bottom", 0 )
 158                                         .css( "height", tabbar_filter.height() );
 159                                 if ( $elFooterMore.length ) {
 160                                         tabbar_filter.addClass( "ui-tabbar-margin-more" );
 161                                 }
 162                                 if ( $elFooterBack.length ) {
 163                                         tabbar_filter.addClass( "ui-tabbar-margin-back" );
 164                                 }
 165                         });
 166
 167                         $tabbar.bind( "touchstart vmousedown", function ( e ) {
 168                                 var $tabbarScroll = $( e.target ).parents( ".ui-scrollview-view" );
 169                                 if ( $tabbarScroll.offset() ) {
 170                                         if ( $tabbarScroll.offset().left < 0 ) {
 171                                                 $( ".ui-tabbar-divider-left" ).show();
 172                                         } else {
 173                                                 $( ".ui-tabbar-divider-left" ).hide();
 174                                         }
 175                                         if ( ( $tabbarScroll.width() - $tabbarScroll.parents( ".ui-scrollview-clip" ).width() ) ==  Math.abs( $tabbarScroll.offset().left ) ) {
 176                                                 $( ".ui-tabbar-divider-right" ).hide();
 177                                         } else {
 178                                                 $( ".ui-tabbar-divider-right" ).show();
 179                                         }
 180                                 }
 181                         });
 182
 183                         this._bindTabbarEvents();
 184                         this._initTabbarAnimation();
 185                 },
 186
 187                 _initTabbarAnimation: function () {
 188                         var isScrollingStart = false,
 189                                 isScrollingEnd = false;
 190                         $( document ).bind( "scrollstart.tabbar", function ( e ) {
 191                                 if ( $( e.target ).find( ".ui-tabbar" ).length ) {
 192                                         isScrollingStart = true;
 193                                         isScrollingEnd = false;
 194                                 }
 195                         });
 196
 197                         $( document ).bind( "scrollstop.tabbar", function ( e ) {
 198                                 var $tabbarScrollview = $( e.target ),
 199                                         $elTabbar = $( e.target ).find( ".ui-tabbar" ),
 200                                         $elTabbarLI = $( e.target ).find( ".ui-tabbar li" ),
 201                                         $minElement = $elTabbarLI.eq( 0 ),
 202                                         minElementIndexVal,
 203                                         minElementIndex = -1;
 204
 205                                 isScrollingEnd = true;
 206                                 if ( $elTabbar.length && isScrollingStart == true ) {
 207                                         minElementIndexVal = Math.abs( $elTabbarLI.eq( 0 ).offset().left );
 208                                         $elTabbarLI.each( function ( i ) {
 209                                                 var offset      = $elTabbarLI.eq( i ).offset();
 210
 211                                                 if ( Math.abs( offset.left ) < minElementIndexVal ) {
 212                                                         minElementIndexVal = Math.abs( offset.left );
 213                                                         minElementIndex = i;
 214                                                         $minElement = $elTabbarLI.eq( i );
 215                                                 }
 216                                         });
 217
 218                                         if ( $tabbarScrollview.length && isScrollingStart == isScrollingEnd && minElementIndex != -1) {
 219                                                 isScrollingStart = false;
 220                                                 $tabbarScrollview.scrollview( "scrollTo", -( window.innerWidth / $elTabbar.data( "defaultList" ) * minElementIndex ) , 0, 357);
 221                                         }
 222                                 }
 223
 224                                 $( ".ui-tabbar-divider-left" ).hide();
 225                                 $( ".ui-tabbar-divider-right" ).hide();
 226                         });
 227                 },
 228
 229                 _bindTabbarEvents: function () {
 230                         var $tabbar = this.element;
 231
 232                         $( window ).bind( "orientationchange", function ( e, ui ) {
 233                                 var ww = window.innerWidth || $( window ).width(),
 234                                         wh = window.innerHeight || $( window ).height(),
 235                                         isLandscape = ww > wh && ( ww - wh );
 236
 237                                 if ( isLandscape ) {
 238                                         $tabbar.removeClass( "ui-portrait-tabbar" ).addClass( "ui-landscape-tabbar" );
 239                                 } else {
 240                                         $tabbar.removeClass( "ui-landscape-tabbar" ).addClass( "ui-portrait-tabbar" );
 241                                 }
 242                         });
 243                 },
 244
 245                 _setDisabled: function ( value, cnt ) {
 246                         this.element.find( "li" ).eq( cnt ).attr( "disabled", value );
 247                         this.element.find( "li" ).eq( cnt ).attr( "aria-disabled", value );
 248                 },
 249
 250                 disable: function ( cnt ) {
 251                         this._setDisabled( true, cnt );
 252                         this.element.find( "li" ).eq( cnt ).addClass( "ui-disabled" );
 253                 },
 254
 255                 enable: function ( cnt ) {
 256                         this._setDisabled( false, cnt );
 257                         this.element.find( "li" ).eq( cnt ).removeClass( "ui-disabled" );
 258                 }
 259         });
 260
 261         //auto self-init widgets
 262         $( document ).bind( "pagecreate create", function ( e ) {
 263                 $( $.tizen.tabbar.prototype.options.initSelector, e.target ).tabbar();
 264         });
 265 }( jQuery ) );
 266