src/js/widgets/jquery.mobile.tizen.tabbar.js

   1 //>>excludeStart("jqmBuildExclude", pragmas.jqmBuildExclude);
   2 //>>description: Shows buttons divided automatically on the header
   3 //>>label: Tabbar
   4 //>>group: Tizen:Widgets
   5
   6 define( [ '../jquery.mobile.tizen.core', 'jquery.mobile.tizen.pagelayout' ], function ( ) {
   7 //>>excludeEnd("jqmBuildExclude");
   8
   9 /* ***************************************************************************
  10  * Copyright (c) 2000 - 2011 Samsung Electronics Co., Ltd.
  11  *
  12  * Permission is hereby granted, free of charge, to any person obtaining a
  13  * copy of this software and associated documentation files (the "Software"),
  14  * to deal in the Software without restriction, including without limitation
  15  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  16  * and/or sell copies of the Software, and to permit persons to whom the
  17  * Software is furnished to do so, subject to the following conditions:
  18  *
  19  * The above copyright notice and this permission notice shall be included in
  20  * all copies or substantial portions of the Software.
  21  *
  22  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  23  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  24  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  25  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  26  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  27  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  28  * DEALINGS IN THE SOFTWARE.
  29  * ***************************************************************************
  30  *
  31  * jQuery Mobile Framework : "tabbar" plugin
  32  * Copyright (c) jQuery Project
  33  * Dual licensed under the MIT or GPL Version 2 licenses.
  34  * http://jquery.org/license
  35  * Authors: Jinhyuk Jun <jinhyuk.jun@samsung.com>
  36 */
  37
  38 /**
  39  *  Tabbar can be created using data-role = "tabbar" inside footer
  40  *  Framework determine which tabbar will display with tabbar attribute
  41  *
  42  * Examples:
  43  *
  44  *     HTML markup for creating tabbar: ( 2 ~ 5 li item available )
  45  *     icon can be changed data-icon attribute (customized icon need)
  46  *         <div data-role="footer" data-position ="fixed">
  47  *              <div data-role="tabbar">
  48  *                     <ul>
  49  *                            <li><a href="#" class="ui-btn-active">Menu</a></li>
  50  *                            <li><a href="#">Save</a></li>
  51  *                            <li><a href="#">Share</a></li>
  52  *                     </ul>
  53  *             </div>
  54  *      </div>
  55 */
  56
  57 (function ( $, undefined ) {
  58
  59         $.widget( "tizen.tabbar", $.mobile.widget, {
  60                 options: {
  61                         iconpos: "top",
  62                         grid: null,
  63                         defaultList : 4,
  64                         initSelector: ":jqmData(role='tabbar')"
  65                 },
  66
  67                 _create: function () {
  68
  69                         var $tabbar = this.element,
  70                                 $tabbtns,
  71                                 textpos,
  72                                 iconpos,
  73                                 theme = $.mobile.listview.prototype.options.theme,      /* Get current theme */
  74                                 ww = window.innerWidth || $( window ).width(),
  75                                 wh = window.innerHeight || $( window ).height(),
  76                                 tabbarDividerLeft = "<div class='ui-tabbar-divider ui-tabbar-divider-left'></div>",
  77                                 tabbarDividerRight = "<div class='ui-tabbar-divider ui-tabbar-divider-right'></div>",
  78                                 isLandscape;
  79
  80                         isLandscape = ww > wh && ( ww - wh );
  81
  82                         if ( isLandscape ) {
  83                                 $tabbar.removeClass( "ui-portrait-tabbar" ).addClass( "ui-landscape-tabbar" );
  84                         } else {
  85                                 $tabbar.removeClass( "ui-landscape-tabbar" ).addClass( "ui-portrait-tabbar" );
  86                         }
  87
  88                         if ( $tabbar.find( "a" ).length ) {
  89                                 $tabbtns = $tabbar.find( "a" );
  90                                 iconpos = $tabbtns.filter( ":jqmData(icon)" ).length ? this.options.iconpos : undefined;
  91                                 textpos = $tabbtns.html().length ? true : false;
  92                         }
  93
  94                         if ( $tabbar.parents( ".ui-header" ).length && $tabbar.parents( ".ui-scrollview-view" ).length ) {
  95                                 $tabbar.find( "li" ).addClass( "tabbar-scroll-li" );
  96                                 $tabbar.find( "ul" ).addClass( "tabbar-scroll-ul" );
  97
  98                                 /* add shadow divider */
  99                                 $( tabbarDividerLeft ).appendTo( $tabbar.parents( ".ui-scrollview-clip" ) );
 100                                 $( tabbarDividerRight ).appendTo( $tabbar.parents( ".ui-scrollview-clip" ) );
 101
 102                                 $( ".ui-tabbar-divider-left" ).hide();
 103                                 $( ".ui-tabbar-divider-right" ).hide();
 104
 105                                 /* add width calculation*/
 106                                 if ( $tabbar.parents( ".ui-scrollview-view" ).data("default-list") ) {
 107                                         this.options.defaultList = $tabbar.parents( ".ui-scrollview-view" ).data( "default-list" );
 108                                 }
 109                                 $tabbar.find( "li" ).css( "width", window.innerWidth / this.options.defaultList + "px" );
 110                         } else {
 111                                 if ( $tabbar.find( "ul" ).children().length ) {
 112                                         $tabbar.addClass( "ui-navbar" )
 113                                                 .find( "ul" )
 114                                                 .grid( { grid: this.options.grid } );
 115                                 }
 116                         }
 117
 118                         if ( $tabbar.parents( ".ui-footer" ).length  ) {
 119                                 $tabbar.find( "li" ).addClass( "ui-tab-btn-style" );
 120                         }
 121
 122                         /* title tabbar */
 123                         if ( $tabbar.siblings( ".ui-title" ).length ) {
 124                                 $tabbar.parents( ".ui-header" ).addClass( "ui-title-tabbar" );
 125                         }
 126
 127                         if ( !iconpos ) {
 128                                 $tabbar.addClass( "ui-tabbar-noicons" );
 129                         }
 130                         if ( !textpos ) {
 131                                 $tabbar.addClass( "ui-tabbar-notext" );
 132                         }
 133                         if ( textpos && iconpos ) {
 134                                 $tabbar.parents( ".ui-header" ).addClass( "ui-title-tabbar-multiline" );
 135                         }
 136
 137                         if ( $tabbar.find( "a" ).length ) {
 138                                 $tabbtns.buttonMarkup({
 139                                         corners:        false,
 140                                         shadow:         false,
 141                                         iconpos:        iconpos
 142                                 });
 143                         }
 144
 145                         if ( $tabbar.find( ".ui-state-persist" ).length ) {
 146                                 $tabbar.addClass( "ui-tabbar-persist" );
 147                         }
 148
 149                         $tabbar.delegate( "a", "vclick", function ( event ) {
 150                                 $tabbtns.not( ".ui-state-persist" ).removeClass( $.mobile.activeBtnClass );
 151                                 $( this ).addClass( $.mobile.activeBtnClass );
 152                         });
 153
 154                         $tabbar.addClass( "ui-tabbar");
 155
 156                         $( document ).bind( "pagebeforeshow", function ( event, ui ) {
 157                                 var footer_filter = $( event.target ).find( ":jqmData(role='footer')" ),
 158                                         tabbar_filter = footer_filter.find( ":jqmData(role='tabbar')" ),
 159                                         $elFooterMore = tabbar_filter.siblings( ":jqmData(icon='naviframe-more')" ),
 160                                         $elFooterBack = tabbar_filter.siblings( ".ui-btn-back" );
 161
 162                                 footer_filter
 163                                         .css( "position", "fixed" )
 164                                         .css( "bottom", 0 )
 165                                         .css( "height", tabbar_filter.height() );
 166                                 if ( $elFooterMore.length ) {
 167                                         tabbar_filter.addClass( "ui-tabbar-margin-more" );
 168                                 }
 169                                 if ( $elFooterBack.length ) {
 170                                         tabbar_filter.addClass( "ui-tabbar-margin-back" );
 171                                 }
 172                         });
 173
 174                         $tabbar.bind( "touchstart vmousedown", function ( e ) {
 175                                 var $tabbarScroll = $( e.target ).parents( ".ui-scrollview-view" );
 176                                 if ( $tabbarScroll.offset() ) {
 177                                         if ( $tabbarScroll.offset().left < 0 ) {
 178                                                 $( ".ui-tabbar-divider-left" ).show();
 179                                         } else {
 180                                                 $( ".ui-tabbar-divider-left" ).hide();
 181                                         }
 182                                         if ( ( $tabbarScroll.width() - $tabbarScroll.parents( ".ui-scrollview-clip" ).width() ) ==  Math.abs( $tabbarScroll.offset().left ) ) {
 183                                                 $( ".ui-tabbar-divider-right" ).hide();
 184                                         } else {
 185                                                 $( ".ui-tabbar-divider-right" ).show();
 186                                         }
 187                                 }
 188                         });
 189
 190                         this._bindTabbarEvents();
 191                         this._initTabbarAnimation();
 192                 },
 193
 194                 _initTabbarAnimation: function () {
 195                         var isScrollingStart = false,
 196                                 isScrollingEnd = false;
 197                         $( document ).bind( "scrollstart.tabbar", function ( e ) {
 198                                 if ( $( e.target ).find( ".ui-tabbar" ).length ) {
 199                                         isScrollingStart = true;
 200                                         isScrollingEnd = false;
 201                                 }
 202                         });
 203
 204                         $( document ).bind( "scrollstop.tabbar", function ( e ) {
 205                                 var $tabbarScrollview = $( e.target ),
 206                                         $elTabbar = $( e.target ).find( ".ui-tabbar" ),
 207                                         $elTabbarLI = $( e.target ).find( ".ui-tabbar li" ),
 208                                         $minElement = $elTabbarLI.eq( 0 ),
 209                                         minElementIndexVal,
 210                                         minElementIndex = -1;
 211
 212                                 isScrollingEnd = true;
 213                                 if ( $elTabbar.length && isScrollingStart == true ) {
 214                                         minElementIndexVal = Math.abs( $elTabbarLI.eq( 0 ).offset().left );
 215                                         $elTabbarLI.each( function ( i ) {
 216                                                 var offset      = $elTabbarLI.eq( i ).offset();
 217
 218                                                 if ( Math.abs( offset.left ) < minElementIndexVal ) {
 219                                                         minElementIndexVal = Math.abs( offset.left );
 220                                                         minElementIndex = i;
 221                                                         $minElement = $elTabbarLI.eq( i );
 222                                                 }
 223                                         });
 224
 225                                         if ( $tabbarScrollview.length && isScrollingStart == isScrollingEnd && minElementIndex != -1) {
 226                                                 isScrollingStart = false;
 227                                                 $tabbarScrollview.scrollview( "scrollTo", -( window.innerWidth / $elTabbar.data( "defaultList" ) * minElementIndex ) , 0, 357);
 228                                         }
 229                                 }
 230
 231                                 $( ".ui-tabbar-divider-left" ).hide();
 232                                 $( ".ui-tabbar-divider-right" ).hide();
 233                         });
 234                 },
 235
 236                 _bindTabbarEvents: function () {
 237                         var $tabbar = this.element;
 238
 239                         $( window ).bind( "orientationchange", function ( e, ui ) {
 240                                 var ww = window.innerWidth || $( window ).width(),
 241                                         wh = window.innerHeight || $( window ).height(),
 242                                         isLandscape = ww > wh && ( ww - wh );
 243
 244                                 if ( isLandscape ) {
 245                                         $tabbar.removeClass( "ui-portrait-tabbar" ).addClass( "ui-landscape-tabbar" );
 246                                 } else {
 247                                         $tabbar.removeClass( "ui-landscape-tabbar" ).addClass( "ui-portrait-tabbar" );
 248                                 }
 249                         });
 250                 },
 251
 252                 _setDisabled: function ( value, cnt ) {
 253                         this.element.find( "li" ).eq( cnt ).attr( "disabled", value );
 254                         this.element.find( "li" ).eq( cnt ).attr( "aria-disabled", value );
 255                 },
 256
 257                 disable: function ( cnt ) {
 258                         this._setDisabled( true, cnt );
 259                         this.element.find( "li" ).eq( cnt ).addClass( "ui-disabled" );
 260                 },
 261
 262                 enable: function ( cnt ) {
 263                         this._setDisabled( false, cnt );
 264                         this.element.find( "li" ).eq( cnt ).removeClass( "ui-disabled" );
 265                 }
 266         });
 267
 268         //auto self-init widgets
 269         $( document ).bind( "pagecreate create", function ( e ) {
 270                 $( $.tizen.tabbar.prototype.options.initSelector, e.target ).tabbar();
 271         });
 272 }( jQuery ) );
 273
 274 //>>excludeStart("jqmBuildExclude", pragmas.jqmBuildExclude);
 275 } );
 276 //>>excludeEnd("jqmBuildExclude");