wp-admin/js/common.js

   1 /* global setUserSetting, ajaxurl, commonL10n, alert, confirm, toggleWithKeyboard, pagenow */
   2 var showNotice, adminMenu, columns, validateForm, screenMeta;
   3 ( function( $, window, undefined ) {
   4 // Removed in 3.3.
   5 // (perhaps) needed for back-compat
   6 adminMenu = {
   7         init : function() {},
   8         fold : function() {},
   9         restoreMenuState : function() {},
  10         toggle : function() {},
  11         favorites : function() {}
  12 };
  13
  14 // show/hide/save table columns
  15 columns = {
  16         init : function() {
  17                 var that = this;
  18                 $('.hide-column-tog', '#adv-settings').click( function() {
  19                         var $t = $(this), column = $t.val();
  20                         if ( $t.prop('checked') )
  21                                 that.checked(column);
  22                         else
  23                                 that.unchecked(column);
  24
  25                         columns.saveManageColumnsState();
  26                 });
  27         },
  28
  29         saveManageColumnsState : function() {
  30                 var hidden = this.hidden();
  31                 $.post(ajaxurl, {
  32                         action: 'hidden-columns',
  33                         hidden: hidden,
  34                         screenoptionnonce: $('#screenoptionnonce').val(),
  35                         page: pagenow
  36                 });
  37         },
  38
  39         checked : function(column) {
  40                 $('.column-' + column).show();
  41                 this.colSpanChange(+1);
  42         },
  43
  44         unchecked : function(column) {
  45                 $('.column-' + column).hide();
  46                 this.colSpanChange(-1);
  47         },
  48
  49         hidden : function() {
  50                 return $('.manage-column').filter(':hidden').map(function() { return this.id; }).get().join(',');
  51         },
  52
  53         useCheckboxesForHidden : function() {
  54                 this.hidden = function(){
  55                         return $('.hide-column-tog').not(':checked').map(function() {
  56                                 var id = this.id;
  57                                 return id.substring( id, id.length - 5 );
  58                         }).get().join(',');
  59                 };
  60         },
  61
  62         colSpanChange : function(diff) {
  63                 var $t = $('table').find('.colspanchange'), n;
  64                 if ( !$t.length )
  65                         return;
  66                 n = parseInt( $t.attr('colspan'), 10 ) + diff;
  67                 $t.attr('colspan', n.toString());
  68         }
  69 };
  70
  71 $(document).ready(function(){columns.init();});
  72
  73 validateForm = function( form ) {
  74         return !$( form )
  75                 .find( '.form-required' )
  76                 .filter( function() { return $( 'input:visible', this ).val() === ''; } )
  77                 .addClass( 'form-invalid' )
  78                 .find( 'input:visible' )
  79                 .change( function() { $( this ).closest( '.form-invalid' ).removeClass( 'form-invalid' ); } )
  80                 .size();
  81 };
  82
  83 // stub for doing better warnings
  84 showNotice = {
  85         warn : function() {
  86                 var msg = commonL10n.warnDelete || '';
  87                 if ( confirm(msg) ) {
  88                         return true;
  89                 }
  90
  91                 return false;
  92         },
  93
  94         note : function(text) {
  95                 alert(text);
  96         }
  97 };
  98
  99 screenMeta = {
 100         element: null, // #screen-meta
 101         toggles: null, // .screen-meta-toggle
 102         page:    null, // #wpcontent
 103
 104         init: function() {
 105                 this.element = $('#screen-meta');
 106                 this.toggles = $('.screen-meta-toggle a');
 107                 this.page    = $('#wpcontent');
 108
 109                 this.toggles.click( this.toggleEvent );
 110         },
 111
 112         toggleEvent: function( e ) {
 113                 var panel = $( this.href.replace(/.+#/, '#') );
 114                 e.preventDefault();
 115
 116                 if ( !panel.length )
 117                         return;
 118
 119                 if ( panel.is(':visible') )
 120                         screenMeta.close( panel, $(this) );
 121                 else
 122                         screenMeta.open( panel, $(this) );
 123         },
 124
 125         open: function( panel, link ) {
 126
 127                 $('.screen-meta-toggle').not( link.parent() ).css('visibility', 'hidden');
 128
 129                 panel.parent().show();
 130                 panel.slideDown( 'fast', function() {
 131                         panel.focus();
 132                         link.addClass('screen-meta-active').attr('aria-expanded', true);
 133                 });
 134         },
 135
 136         close: function( panel, link ) {
 137                 panel.slideUp( 'fast', function() {
 138                         link.removeClass('screen-meta-active').attr('aria-expanded', false);
 139                         $('.screen-meta-toggle').css('visibility', '');
 140                         panel.parent().hide();
 141                 });
 142         }
 143 };
 144
 145 /**
 146  * Help tabs.
 147  */
 148 $('.contextual-help-tabs').delegate('a', 'click focus', function(e) {
 149         var link = $(this),
 150                 panel;
 151
 152         e.preventDefault();
 153
 154         // Don't do anything if the click is for the tab already showing.
 155         if ( link.is('.active a') )
 156                 return false;
 157
 158         // Links
 159         $('.contextual-help-tabs .active').removeClass('active');
 160         link.parent('li').addClass('active');
 161
 162         panel = $( link.attr('href') );
 163
 164         // Panels
 165         $('.help-tab-content').not( panel ).removeClass('active').hide();
 166         panel.addClass('active').show();
 167 });
 168
 169 $(document).ready( function() {
 170         var checks, first, last, checked, sliced, mobileEvent, transitionTimeout, focusedRowActions,
 171                 lastClicked = false,
 172                 menu = $('#adminmenu'),
 173                 pageInput = $('input.current-page'),
 174                 currentPage = pageInput.val();
 175
 176         // when the menu is folded, make the fly-out submenu header clickable
 177         menu.on('click.wp-submenu-head', '.wp-submenu-head', function(e){
 178                 $(e.target).parent().siblings('a').get(0).click();
 179         });
 180
 181         $('#collapse-menu').on('click.collapse-menu', function() {
 182                 var body = $( document.body ), respWidth;
 183
 184                 // reset any compensation for submenus near the bottom of the screen
 185                 $('#adminmenu div.wp-submenu').css('margin-top', '');
 186
 187                 if ( window.innerWidth ) {
 188                         // window.innerWidth is affected by zooming on phones
 189                         respWidth = Math.max( window.innerWidth, document.documentElement.clientWidth );
 190                 } else {
 191                         // IE < 9 doesn't support @media CSS rules
 192                         respWidth = 901;
 193                 }
 194
 195                 if ( respWidth && respWidth < 900 ) {
 196                         if ( body.hasClass('auto-fold') ) {
 197                                 body.removeClass('auto-fold').removeClass('folded');
 198                                 setUserSetting('unfold', 1);
 199                                 setUserSetting('mfold', 'o');
 200                         } else {
 201                                 body.addClass('auto-fold');
 202                                 setUserSetting('unfold', 0);
 203                         }
 204                 } else {
 205                         if ( body.hasClass('folded') ) {
 206                                 body.removeClass('folded');
 207                                 setUserSetting('mfold', 'o');
 208                         } else {
 209                                 body.addClass('folded');
 210                                 setUserSetting('mfold', 'f');
 211                         }
 212                 }
 213         });
 214
 215         if ( 'ontouchstart' in window || /IEMobile\/[1-9]/.test(navigator.userAgent) ) { // touch screen device
 216                 // iOS Safari works with touchstart, the rest work with click
 217                 mobileEvent = /Mobile\/.+Safari/.test(navigator.userAgent) ? 'touchstart' : 'click';
 218
 219                 // close any open submenus when touch/click is not on the menu
 220                 $(document.body).on( mobileEvent+'.wp-mobile-hover', function(e) {
 221                         if ( menu.data('wp-responsive') ) {
 222                                 return;
 223                         }
 224
 225                         if ( ! $(e.target).closest('#adminmenu').length ) {
 226                                 menu.find('li.wp-has-submenu.opensub').removeClass('opensub');
 227                         }
 228                 });
 229
 230                 menu.find('a.wp-has-submenu').on( mobileEvent+'.wp-mobile-hover', function(e) {
 231                         var el = $(this), parent = el.parent();
 232
 233                         if ( menu.data('wp-responsive') ) {
 234                                 return;
 235                         }
 236
 237                         // Show the sub instead of following the link if:
 238                         //      - the submenu is not open
 239                         //      - the submenu is not shown inline or the menu is not folded
 240                         if ( !parent.hasClass('opensub') && ( !parent.hasClass('wp-menu-open') || parent.width() < 40 ) ) {
 241                                 e.preventDefault();
 242                                 menu.find('li.opensub').removeClass('opensub');
 243                                 parent.addClass('opensub');
 244                         }
 245                 });
 246         }
 247
 248         menu.find('li.wp-has-submenu').hoverIntent({
 249                 over: function() {
 250                         var b, h, o, f, m = $(this).find('.wp-submenu'), menutop, wintop, maxtop, top = parseInt( m.css('top'), 10 );
 251
 252                         if ( isNaN(top) || top > -5 ) // meaning the submenu is visible
 253                                 return;
 254
 255                         if ( menu.data('wp-responsive') ) {
 256                                 // The menu is in responsive mode, bail
 257                                 return;
 258                         }
 259
 260                         menutop = $(this).offset().top;
 261                         wintop = $(window).scrollTop();
 262                         maxtop = menutop - wintop - 30; // max = make the top of the sub almost touch admin bar
 263
 264                         b = menutop + m.height() + 1; // Bottom offset of the menu
 265                         h = $('#wpwrap').height(); // Height of the entire page
 266                         o = 60 + b - h;
 267                         f = $(window).height() + wintop - 15; // The fold
 268
 269                         if ( f < (b - o) )
 270                                 o = b - f;
 271
 272                         if ( o > maxtop )
 273                                 o = maxtop;
 274
 275                         if ( o > 1 )
 276                                 m.css('margin-top', '-'+o+'px');
 277                         else
 278                                 m.css('margin-top', '');
 279
 280                         menu.find('li.menu-top').removeClass('opensub');
 281                         $(this).addClass('opensub');
 282                 },
 283                 out: function(){
 284                         if ( menu.data('wp-responsive') ) {
 285                                 // The menu is in responsive mode, bail
 286                                 return;
 287                         }
 288
 289                         $(this).removeClass('opensub').find('.wp-submenu').css('margin-top', '');
 290                 },
 291                 timeout: 200,
 292                 sensitivity: 7,
 293                 interval: 90
 294         });
 295
 296         menu.on('focus.adminmenu', '.wp-submenu a', function(e){
 297                 if ( menu.data('wp-responsive') ) {
 298                         // The menu is in responsive mode, bail
 299                         return;
 300                 }
 301
 302                 $(e.target).closest('li.menu-top').addClass('opensub');
 303         }).on('blur.adminmenu', '.wp-submenu a', function(e){
 304                 if ( menu.data('wp-responsive') ) {
 305                         // The menu is in responsive mode, bail
 306                         return;
 307                 }
 308
 309                 $(e.target).closest('li.menu-top').removeClass('opensub');
 310         });
 311
 312         // Move .updated and .error alert boxes. Don't move boxes designed to be inline.
 313         $('div.wrap h2:first').nextAll('div.updated, div.error').addClass('below-h2');
 314         $('div.updated, div.error').not('.below-h2, .inline').insertAfter( $('div.wrap h2:first') );
 315
 316         // Init screen meta
 317         screenMeta.init();
 318
 319         // check all checkboxes
 320         $('tbody').children().children('.check-column').find(':checkbox').click( function(e) {
 321                 if ( 'undefined' == e.shiftKey ) { return true; }
 322                 if ( e.shiftKey ) {
 323                         if ( !lastClicked ) { return true; }
 324                         checks = $( lastClicked ).closest( 'form' ).find( ':checkbox' );
 325                         first = checks.index( lastClicked );
 326                         last = checks.index( this );
 327                         checked = $(this).prop('checked');
 328                         if ( 0 < first && 0 < last && first != last ) {
 329                                 sliced = ( last > first ) ? checks.slice( first, last ) : checks.slice( last, first );
 330                                 sliced.prop( 'checked', function() {
 331                                         if ( $(this).closest('tr').is(':visible') )
 332                                                 return checked;
 333
 334                                         return false;
 335                                 });
 336                         }
 337                 }
 338                 lastClicked = this;
 339
 340                 // toggle "check all" checkboxes
 341                 var unchecked = $(this).closest('tbody').find(':checkbox').filter(':visible').not(':checked');
 342                 $(this).closest('table').children('thead, tfoot').find(':checkbox').prop('checked', function() {
 343                         return ( 0 === unchecked.length );
 344                 });
 345
 346                 return true;
 347         });
 348
 349         $('thead, tfoot').find('.check-column :checkbox').click( function(e) {
 350                 var c = $(this).prop('checked'),
 351                         kbtoggle = 'undefined' == typeof toggleWithKeyboard ? false : toggleWithKeyboard,
 352                         toggle = e.shiftKey || kbtoggle;
 353
 354                 $(this).closest( 'table' ).children( 'tbody' ).filter(':visible')
 355                 .children().children('.check-column').find(':checkbox')
 356                 .prop('checked', function() {
 357                         if ( $(this).is(':hidden') )
 358                                 return false;
 359                         if ( toggle )
 360                                 return $(this).prop( 'checked' );
 361                         else if (c)
 362                                 return true;
 363                         return false;
 364                 });
 365
 366                 $(this).closest('table').children('thead,  tfoot').filter(':visible')
 367                 .children().children('.check-column').find(':checkbox')
 368                 .prop('checked', function() {
 369                         if ( toggle )
 370                                 return false;
 371                         else if (c)
 372                                 return true;
 373                         return false;
 374                 });
 375         });
 376
 377         // Show row actions on keyboard focus of its parent container element or any other elements contained within
 378         $( 'td.post-title, td.title, td.comment, .bookmarks td.column-name, td.blogname, td.username, .dashboard-comment-wrap' ).focusin(function(){
 379                 clearTimeout( transitionTimeout );
 380                 focusedRowActions = $(this).find( '.row-actions' );
 381                 focusedRowActions.addClass( 'visible' );
 382         }).focusout(function(){
 383                 // Tabbing between post title and .row-actions links needs a brief pause, otherwise
 384                 // the .row-actions div gets hidden in transit in some browsers (ahem, Firefox).
 385                 transitionTimeout = setTimeout(function(){
 386                         focusedRowActions.removeClass( 'visible' );
 387                 }, 30);
 388         });
 389
 390         $('#default-password-nag-no').click( function() {
 391                 setUserSetting('default_password_nag', 'hide');
 392                 $('div.default-password-nag').hide();
 393                 return false;
 394         });
 395
 396         // tab in textareas
 397         $('#newcontent').bind('keydown.wpevent_InsertTab', function(e) {
 398                 var el = e.target, selStart, selEnd, val, scroll, sel;
 399
 400                 if ( e.keyCode == 27 ) { // escape key
 401                         $(el).data('tab-out', true);
 402                         return;
 403                 }
 404
 405                 if ( e.keyCode != 9 || e.ctrlKey || e.altKey || e.shiftKey ) // tab key
 406                         return;
 407
 408                 if ( $(el).data('tab-out') ) {
 409                         $(el).data('tab-out', false);
 410                         return;
 411                 }
 412
 413                 selStart = el.selectionStart;
 414                 selEnd = el.selectionEnd;
 415                 val = el.value;
 416
 417                 try {
 418                         this.lastKey = 9; // not a standard DOM property, lastKey is to help stop Opera tab event. See blur handler below.
 419                 } catch(err) {}
 420
 421                 if ( document.selection ) {
 422                         el.focus();
 423                         sel = document.selection.createRange();
 424                         sel.text = '\t';
 425                 } else if ( selStart >= 0 ) {
 426                         scroll = this.scrollTop;
 427                         el.value = val.substring(0, selStart).concat('\t', val.substring(selEnd) );
 428                         el.selectionStart = el.selectionEnd = selStart + 1;
 429                         this.scrollTop = scroll;
 430                 }
 431
 432                 if ( e.stopPropagation )
 433                         e.stopPropagation();
 434                 if ( e.preventDefault )
 435                         e.preventDefault();
 436         });
 437
 438         $('#newcontent').bind('blur.wpevent_InsertTab', function() {
 439                 if ( this.lastKey && 9 == this.lastKey )
 440                         this.focus();
 441         });
 442
 443         if ( pageInput.length ) {
 444                 pageInput.closest('form').submit( function() {
 445
 446                         // Reset paging var for new filters/searches but not for bulk actions. See #17685.
 447                         if ( $('select[name="action"]').val() == -1 && $('select[name="action2"]').val() == -1 && pageInput.val() == currentPage )
 448                                 pageInput.val('1');
 449                 });
 450         }
 451
 452         $('.search-box input[type="search"], .search-box input[type="submit"]').mousedown(function () {
 453                 $('select[name^="action"]').val('-1');
 454         });
 455
 456         // Scroll into view when focused
 457         $('#contextual-help-link, #show-settings-link').on( 'focus.scroll-into-view', function(e){
 458                 if ( e.target.scrollIntoView )
 459                         e.target.scrollIntoView(false);
 460         });
 461
 462         // Disable upload buttons until files are selected
 463         (function(){
 464                 var button, input, form = $('form.wp-upload-form');
 465                 if ( ! form.length )
 466                         return;
 467                 button = form.find('input[type="submit"]');
 468                 input = form.find('input[type="file"]');
 469
 470                 function toggleUploadButton() {
 471                         button.prop('disabled', '' === input.map( function() {
 472                                 return $(this).val();
 473                         }).get().join(''));
 474                 }
 475                 toggleUploadButton();
 476                 input.on('change', toggleUploadButton);
 477         })();
 478 });
 479
 480 // Fire a custom jQuery event at the end of window resize
 481 ( function() {
 482         var timeout;
 483
 484         function triggerEvent() {
 485                 $(document).trigger( 'wp-window-resized' );
 486         }
 487
 488         function fireOnce() {
 489                 window.clearTimeout( timeout );
 490                 timeout = window.setTimeout( triggerEvent, 200 );
 491         }
 492
 493         $(window).on( 'resize.wp-fire-once', fireOnce );
 494 }());
 495
 496 $(document).ready( function() {
 497         var $document = $( document ),
 498                 $window = $( window ),
 499                 $body = $( document.body ),
 500                 $adminMenuWrap = $( '#adminmenuwrap' ),
 501                 $collapseMenu = $( '#collapse-menu' ),
 502                 $wpwrap = $( '#wpwrap' ),
 503                 $adminmenu = $( '#adminmenu' ),
 504                 $overlay = $( '#wp-responsive-overlay' ),
 505                 $toolbar = $( '#wp-toolbar' ),
 506                 $toolbarPopups = $toolbar.find( 'a[aria-haspopup="true"]' ),
 507                 $sortables = $('.meta-box-sortables'),
 508                 stickyMenuActive = false,
 509                 wpResponsiveActive = false;
 510
 511         window.stickyMenu = {
 512                 enable: function() {
 513                         if ( ! stickyMenuActive ) {
 514                                 $document.on( 'wp-window-resized.sticky-menu', $.proxy( this.update, this ) );
 515                                 $collapseMenu.on( 'click.sticky-menu', $.proxy( this.update, this ) );
 516                                 this.update();
 517                                 stickyMenuActive = true;
 518                         }
 519                 },
 520
 521                 disable: function() {
 522                         if ( stickyMenuActive ) {
 523                                 $window.off( 'resize.sticky-menu' );
 524                                 $collapseMenu.off( 'click.sticky-menu' );
 525                                 $body.removeClass( 'sticky-menu' );
 526                                 stickyMenuActive = false;
 527                         }
 528                 },
 529
 530                 update: function() {
 531                         // Make the admin menu sticky if the viewport is taller than it
 532                         if ( $window.height() > $adminMenuWrap.height() + 32 ) {
 533                                 if ( ! $body.hasClass( 'sticky-menu' ) ) {
 534                                         $body.addClass( 'sticky-menu' );
 535                                 }
 536                         } else {
 537                                 if ( $body.hasClass( 'sticky-menu' ) ) {
 538                                         $body.removeClass( 'sticky-menu' );
 539                                 }
 540                         }
 541                 }
 542         };
 543
 544         window.wpResponsive = {
 545                 init: function() {
 546                         var self = this,
 547                                 scrollStart = 0;
 548
 549                         // Modify functionality based on custom activate/deactivate event
 550                         $document.on( 'wp-responsive-activate.wp-responsive', function() {
 551                                 self.activate();
 552                         }).on( 'wp-responsive-deactivate.wp-responsive', function() {
 553                                 self.deactivate();
 554                         });
 555
 556                         // Toggle sidebar when toggle is clicked
 557                         $( '#wp-admin-bar-menu-toggle' ).on( 'click.wp-responsive', function( event ) {
 558                                 event.preventDefault();
 559                                 $wpwrap.toggleClass( 'wp-responsive-open' );
 560                         } );
 561
 562                         // Add menu events
 563                         $adminmenu.on( 'touchstart.wp-responsive', 'li.wp-has-submenu > a', function() {
 564                                 scrollStart = $window.scrollTop();
 565                         }).on( 'touchend.wp-responsive click.wp-responsive', 'li.wp-has-submenu > a', function( event ) {
 566                                 if ( ! $adminmenu.data('wp-responsive') ||
 567                                         ( event.type === 'touchend' && $window.scrollTop() !== scrollStart ) ) {
 568
 569                                         return;
 570                                 }
 571
 572                                 $( this ).parent( 'li' ).toggleClass( 'selected' );
 573                                 event.preventDefault();
 574                         });
 575
 576                         self.trigger();
 577                         $document.on( 'wp-window-resized.wp-responsive', $.proxy( this.trigger, this ) );
 578
 579                         // This needs to run later as UI Sortable may be initialized later on $(document).ready()
 580                         $window.on( 'load.wp-responsive', function() {
 581                                 var width = navigator.userAgent.indexOf('AppleWebKit/') > -1 ? $window.width() : window.innerWidth;
 582
 583                                 if ( width <= 782 ) {
 584                                         self.disableSortables();
 585                                 }
 586                         });
 587                 },
 588
 589                 activate: function() {
 590                         window.stickyMenu.disable();
 591
 592                         if ( ! $body.hasClass( 'auto-fold' ) ) {
 593                                 $body.addClass( 'auto-fold' );
 594                         }
 595
 596                         $adminmenu.data( 'wp-responsive', 1 );
 597                         this.disableSortables();
 598                 },
 599
 600                 deactivate: function() {
 601                         window.stickyMenu.enable();
 602                         $adminmenu.removeData('wp-responsive');
 603                         this.enableSortables();
 604                 },
 605
 606                 trigger: function() {
 607                         var width;
 608
 609                         if ( window.innerWidth ) {
 610                                 // window.innerWidth is affected by zooming on phones
 611                                 width = Math.max( window.innerWidth, document.documentElement.clientWidth );
 612                         } else {
 613                                 // Exclude IE < 9, it doesn't support @media CSS rules
 614                                 return;
 615                         }
 616
 617                         if ( width <= 782 ) {
 618                                 if ( ! wpResponsiveActive ) {
 619                                         $document.trigger( 'wp-responsive-activate' );
 620                                         wpResponsiveActive = true;
 621                                 }
 622                         } else {
 623                                 if ( wpResponsiveActive ) {
 624                                         $document.trigger( 'wp-responsive-deactivate' );
 625                                         wpResponsiveActive = false;
 626                                 }
 627                         }
 628
 629                         if ( width <= 480 ) {
 630                                 this.enableOverlay();
 631                         } else {
 632                                 this.disableOverlay();
 633                         }
 634                 },
 635
 636                 enableOverlay: function() {
 637                         if ( $overlay.length === 0 ) {
 638                                 $overlay = $( '<div id="wp-responsive-overlay"></div>' )
 639                                         .insertAfter( '#wpcontent' )
 640                                         .hide()
 641                                         .on( 'click.wp-responsive', function() {
 642                                                 $toolbar.find( '.menupop.hover' ).removeClass( 'hover' );
 643                                                 $( this ).hide();
 644                                         });
 645                         }
 646
 647                         $toolbarPopups.on( 'click.wp-responsive', function() {
 648                                 $overlay.show();
 649                         });
 650                 },
 651
 652                 disableOverlay: function() {
 653                         $toolbarPopups.off( 'click.wp-responsive' );
 654                         $overlay.hide();
 655                 },
 656
 657                 disableSortables: function() {
 658                         if ( $sortables.length ) {
 659                                 try {
 660                                         $sortables.sortable('disable');
 661                                 } catch(e) {}
 662                         }
 663                 },
 664
 665                 enableSortables: function() {
 666                         if ( $sortables.length ) {
 667                                 try {
 668                                         $sortables.sortable('enable');
 669                                 } catch(e) {}
 670                         }
 671                 }
 672         };
 673
 674         window.stickyMenu.enable();
 675         window.wpResponsive.init();
 676 });
 677
 678 // make Windows 8 devices playing along nicely
 679 (function(){
 680         if ( '-ms-user-select' in document.documentElement.style && navigator.userAgent.match(/IEMobile\/10\.0/) ) {
 681                 var msViewportStyle = document.createElement( 'style' );
 682                 msViewportStyle.appendChild(
 683                         document.createTextNode( '@-ms-viewport{width:auto!important}' )
 684                 );
 685                 document.getElementsByTagName( 'head' )[0].appendChild( msViewportStyle );
 686         }
 687 })();
 688
 689 // internal use
 690 $(document).bind( 'wp_CloseOnEscape', function( e, data ) {
 691         if ( typeof(data.cb) != 'function' )
 692                 return;
 693
 694         if ( typeof(data.condition) != 'function' || data.condition() )
 695                 data.cb();
 696
 697         return true;
 698 });
 699
 700 }( jQuery, window ));