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                                 isScrollingStart = false,
  79                                 isScrollingEnd = false,
  80                                 isLandscape;
  81
  82                         isLandscape = ww > wh && ( ww - wh );
  83
  84                         if ( isLandscape ) {
  85                                 $tabbar.removeClass( "ui-portrait-tabbar" ).addClass( "ui-landscape-tabbar" );
  86                         } else {
  87                                 $tabbar.removeClass( "ui-landscape-tabbar" ).addClass( "ui-portrait-tabbar" );
  88                         }
  89
  90                         if ( $tabbar.find( "a" ).length ) {
  91                                 $tabbtns = $tabbar.find( "a" );
  92                                 iconpos = $tabbtns.filter( ":jqmData(icon)" ).length ? this.options.iconpos : undefined;
  93                                 textpos = $tabbtns.html().length ? true : false;
  94                         }
  95
  96                         if ( $tabbar.parents( ".ui-header" ).length && $tabbar.parents( ".ui-scrollview-view" ).length ) {
  97                                 $tabbar.find( "li" ).addClass( "tabbar-scroll-li" );
  98                                 $tabbar.find( "ul" ).addClass( "tabbar-scroll-ul" );
  99
 100                                 /* add shadow divider */
 101                                 $( tabbarDividerLeft ).appendTo( $tabbar.parents( ".ui-scrollview-clip" ) );
 102                                 $( tabbarDividerRight ).appendTo( $tabbar.parents( ".ui-scrollview-clip" ) );
 103
 104                                 $( ".ui-tabbar-divider-left" ).hide();
 105                                 $( ".ui-tabbar-divider-right" ).hide();
 106
 107                                 /* add width calculation*/
 108                                 if ( $tabbar.parents( ".ui-scrollview-view" ).data("default-list") ) {
 109                                         this.options.defaultList = $tabbar.parents( ".ui-scrollview-view" ).data( "default-list" );
 110                                 }
 111                                 $tabbar.find( "li" ).css( "width", window.innerWidth / this.options.defaultList + "px" );
 112                         } else {
 113                                 if ( $tabbar.find( "ul" ).children().length ) {
 114                                         $tabbar.addClass( "ui-navbar" )
 115                                                 .find( "ul" )
 116                                                 .grid( { grid: this.options.grid } );
 117                                 }
 118                         }
 119
 120                         if ( $tabbar.parents( ".ui-footer" ).length  ) {
 121                                 $tabbar.find( "li" ).addClass( "ui-tab-btn-style" );
 122                         }
 123
 124                         /* title tabbar */
 125                         if ( $tabbar.siblings( ".ui-title" ).length ) {
 126                                 $tabbar.parents( ".ui-header" ).addClass( "ui-title-tabbar" );
 127                         }
 128
 129                         if ( !iconpos ) {
 130                                 $tabbar.addClass( "ui-tabbar-noicons" );
 131                         }
 132                         if ( !textpos ) {
 133                                 $tabbar.addClass( "ui-tabbar-notext" );
 134                         }
 135                         if ( textpos && iconpos ) {
 136                                 $tabbar.parents( ".ui-header" ).addClass( "ui-title-tabbar-multiline" );
 137                         }
 138
 139                         if ( $tabbar.find( "a" ).length ) {
 140                                 $tabbtns.buttonMarkup({
 141                                         corners:        false,
 142                                         shadow:         false,
 143                                         iconpos:        iconpos
 144                                 });
 145                         }
 146
 147                         if ( $tabbar.find( ".ui-state-persist" ).length ) {
 148                                 $tabbar.addClass( "ui-tabbar-persist" );
 149                         }
 150
 151                         $tabbar.delegate( "a", "vclick", function ( event ) {
 152                                 $tabbtns.not( ".ui-state-persist" ).removeClass( $.mobile.activeBtnClass );
 153                                 $( this ).addClass( $.mobile.activeBtnClass );
 154                         });
 155
 156                         $tabbar.addClass( "ui-tabbar");
 157
 158                         $( document ).bind( "pagebeforeshow", function ( event, ui ) {
 159                                 var footer_filter = $( event.target ).find( ":jqmData(role='footer')" ),
 160                                         tabbar_filter = footer_filter.find( ":jqmData(role='tabbar')" ),
 161                                         $elFooterMore = tabbar_filter.siblings( ":jqmData(icon='naviframe-more')" ),
 162                                         $elFooterBack = tabbar_filter.siblings( ".ui-btn-back" );
 163
 164                                 footer_filter
 165                                         .css( "position", "fixed" )
 166                                         .css( "bottom", 0 )
 167                                         .css( "height", tabbar_filter.height() );
 168                                 if ( $elFooterMore.length ) {
 169                                         tabbar_filter.addClass( "ui-tabbar-margin-more" );
 170                                 }
 171                                 if ( $elFooterBack.length ) {
 172                                         tabbar_filter.addClass( "ui-tabbar-margin-back" );
 173                                 }
 174
 175                                 isScrollingStart = false;
 176                         });
 177
 178                         $( window ).bind( "tabbar.scrollstart", function ( e ) {
 179                                 if ( $( e.target ).find( ".ui-tabbar" ).length ) {
 180                                         isScrollingStart = true;
 181                                         isScrollingEnd = false;
 182                                 }
 183                         });
 184
 185                         $( window ).bind( "tabbar.scrollstop", function ( e ) {
 186                                 var $tabbarScrollview = $( e.target ),
 187                                         $minElement = $tabbar.find( "li" ).eq( 0 ),
 188                                         minElementIndexVal = Math.abs( $tabbar.find( "li" ).eq( 0 ).offset().left ),
 189                                         minElementIndex = -1;
 190
 191                                 isScrollingEnd = true;
 192                                 if ( $( e.target ).find( ".ui-tabbar" ).length && isScrollingStart == true ) {
 193                                         $tabbar.find( "li" ).each( function ( i ) {
 194                                                 var offset      = $tabbar.find( "li" ).eq( i ).offset();
 195                                                 if ( Math.abs( offset.left ) < minElementIndexVal ) {
 196                                                         minElementIndexVal = Math.abs( offset.left );
 197                                                         minElementIndex = i;
 198                                                         $minElement = $tabbar.find( "li" ).eq( i );
 199                                                 }
 200                                         });
 201
 202                                         if ( $tabbarScrollview.length && isScrollingStart == isScrollingEnd && minElementIndex != -1) {
 203                                                 isScrollingStart = false;
 204                                                 $tabbarScrollview.scrollview( "scrollTo", -( window.innerWidth / $( e.target ).find( ".ui-tabbar" ).data( "defaultList" ) * minElementIndex ) , 0, 357);
 205                                         }
 206                                 }
 207
 208                                 $( ".ui-tabbar-divider-left" ).hide();
 209                                 $( ".ui-tabbar-divider-right" ).hide();
 210                         });
 211
 212                         $tabbar.bind( "touchstart vmousedown", function ( e ) {
 213                                 var $tabbarScroll = $( e.target ).parents( ".ui-scrollview-view" );
 214                                 if ( $tabbarScroll.offset() ) {
 215                                         if ( $tabbarScroll.offset().left < 0 ) {
 216                                                 $( ".ui-tabbar-divider-left" ).show();
 217                                         } else {
 218                                                 $( ".ui-tabbar-divider-left" ).hide();
 219                                         }
 220                                         if ( ( $tabbarScroll.width() - $tabbarScroll.parents( ".ui-scrollview-clip" ).width() ) ==  Math.abs( $tabbarScroll.offset().left ) ) {
 221                                                 $( ".ui-tabbar-divider-right" ).hide();
 222                                         } else {
 223                                                 $( ".ui-tabbar-divider-right" ).show();
 224                                         }
 225                                 }
 226                         });
 227
 228                         this._bindTabbarEvents();
 229                 },
 230
 231                 _bindTabbarEvents: function () {
 232                         var $tabbar = this.element;
 233
 234                         $( window ).bind( "orientationchange", function ( e, ui ) {
 235                                 var ww = window.innerWidth || $( window ).width(),
 236                                         wh = window.innerHeight || $( window ).height(),
 237                                         isLandscape = ww > wh && ( ww - wh );
 238
 239                                 if ( isLandscape ) {
 240                                         $tabbar.removeClass( "ui-portrait-tabbar" ).addClass( "ui-landscape-tabbar" );
 241                                 } else {
 242                                         $tabbar.removeClass( "ui-landscape-tabbar" ).addClass( "ui-portrait-tabbar" );
 243                                 }
 244                         });
 245                 },
 246
 247                 _setDisabled: function ( value, cnt ) {
 248                         this.element.find( "li" ).eq( cnt ).attr( "disabled", value );
 249                         this.element.find( "li" ).eq( cnt ).attr( "aria-disabled", value );
 250                 },
 251
 252                 disable: function ( cnt ) {
 253                         this._setDisabled( true, cnt );
 254                         this.element.find( "li" ).eq( cnt ).addClass( "ui-disabled" );
 255                 },
 256
 257                 enable: function ( cnt ) {
 258                         this._setDisabled( false, cnt );
 259                         this.element.find( "li" ).eq( cnt ).removeClass( "ui-disabled" );
 260                 }
 261         });
 262
 263         //auto self-init widgets
 264         $( document ).bind( "pagecreate create", function ( e ) {
 265                 $( $.tizen.tabbar.prototype.options.initSelector, e.target ).tabbar();
 266         });
 267 }( jQuery ) );
 268
 269 //>>excludeStart("jqmBuildExclude", pragmas.jqmBuildExclude);
 270 } );
 271 //>>excludeEnd("jqmBuildExclude");