docs.js revision dc63ddaabbfdd669f36327d08c4878b9a4fcefa7
1var classesNav; 2var devdocNav; 3var sidenav; 4var cookie_namespace = 'android_developer'; 5var NAV_PREF_TREE = "tree"; 6var NAV_PREF_PANELS = "panels"; 7var nav_pref; 8var isMobile = false; // true if mobile, so we can adjust some layout 9var mPagePath; // initialized in ready() function 10 11var basePath = getBaseUri(location.pathname); 12var SITE_ROOT = toRoot + basePath.substring(1,basePath.indexOf("/",1)); 13var GOOGLE_DATA; // combined data for google service apis, used for search suggest 14 15// Ensure that all ajax getScript() requests allow caching 16$.ajaxSetup({ 17 cache: true 18}); 19 20/****** ON LOAD SET UP STUFF *********/ 21 22var navBarIsFixed = false; 23$(document).ready(function() { 24 25 // load json file for JD doc search suggestions 26 $.getScript(toRoot + 'reference/jd_lists.js'); 27 // load json file for Android API search suggestions 28 $.getScript(toRoot + 'reference/lists.js'); 29 // load json files for Google services API suggestions 30 $.getScript(toRoot + 'reference/gcm_lists.js', function(data, textStatus, jqxhr) { 31 // once the GCM json (GCM_DATA) is loaded, load the GMS json (GMS_DATA) and merge the data 32 if(jqxhr.status === 200) { 33 $.getScript(toRoot + 'reference/gms_lists.js', function(data, textStatus, jqxhr) { 34 if(jqxhr.status === 200) { 35 // combine GCM and GMS data 36 GOOGLE_DATA = GMS_DATA; 37 var start = GOOGLE_DATA.length; 38 for (var i=0; i<GCM_DATA.length; i++) { 39 GOOGLE_DATA.push({id:start+i, label:GCM_DATA[i].label, 40 link:GCM_DATA[i].link, type:GCM_DATA[i].type}); 41 } 42 } 43 }); 44 } 45 }); 46 47 // setup keyboard listener for search shortcut 48 $('body').keyup(function(event) { 49 if (event.which == 191) { 50 $('#search_autocomplete').focus(); 51 } 52 }); 53 54 // init the fullscreen toggle click event 55 $('#nav-swap .fullscreen').click(function(){ 56 if ($(this).hasClass('disabled')) { 57 toggleFullscreen(true); 58 } else { 59 toggleFullscreen(false); 60 } 61 }); 62 63 // initialize the divs with custom scrollbars 64 $('.scroll-pane').jScrollPane( {verticalGutter:0} ); 65 66 // add HRs below all H2s (except for a few other h2 variants) 67 $('h2').not('#qv h2').not('#tb h2').not('.sidebox h2').not('#devdoc-nav h2').not('h2.norule').css({marginBottom:0}).after('<hr/>'); 68 69 // set up the search close button 70 $('.search .close').click(function() { 71 $searchInput = $('#search_autocomplete'); 72 $searchInput.attr('value', ''); 73 $(this).addClass("hide"); 74 $("#search-container").removeClass('active'); 75 $("#search_autocomplete").blur(); 76 search_focus_changed($searchInput.get(), false); 77 hideResults(); 78 }); 79 80 // Set up quicknav 81 var quicknav_open = false; 82 $("#btn-quicknav").click(function() { 83 if (quicknav_open) { 84 $(this).removeClass('active'); 85 quicknav_open = false; 86 collapse(); 87 } else { 88 $(this).addClass('active'); 89 quicknav_open = true; 90 expand(); 91 } 92 }) 93 94 var expand = function() { 95 $('#header-wrap').addClass('quicknav'); 96 $('#quicknav').stop().show().animate({opacity:'1'}); 97 } 98 99 var collapse = function() { 100 $('#quicknav').stop().animate({opacity:'0'}, 100, function() { 101 $(this).hide(); 102 $('#header-wrap').removeClass('quicknav'); 103 }); 104 } 105 106 107 //Set up search 108 $("#search_autocomplete").focus(function() { 109 $("#search-container").addClass('active'); 110 }) 111 $("#search-container").mouseover(function() { 112 $("#search-container").addClass('active'); 113 $("#search_autocomplete").focus(); 114 }) 115 $("#search-container").mouseout(function() { 116 if ($("#search_autocomplete").is(":focus")) return; 117 if ($("#search_autocomplete").val() == '') { 118 setTimeout(function(){ 119 $("#search-container").removeClass('active'); 120 $("#search_autocomplete").blur(); 121 },250); 122 } 123 }) 124 $("#search_autocomplete").blur(function() { 125 if ($("#search_autocomplete").val() == '') { 126 $("#search-container").removeClass('active'); 127 } 128 }) 129 130 131 // prep nav expandos 132 var pagePath = document.location.pathname; 133 // account for intl docs by removing the intl/*/ path 134 if (pagePath.indexOf("/intl/") == 0) { 135 pagePath = pagePath.substr(pagePath.indexOf("/",6)); // start after intl/ to get last / 136 } 137 138 if (pagePath.indexOf(SITE_ROOT) == 0) { 139 if (pagePath == '' || pagePath.charAt(pagePath.length - 1) == '/') { 140 pagePath += 'index.html'; 141 } 142 } 143 144 // Need a copy of the pagePath before it gets changed in the next block; 145 // it's needed to perform proper tab highlighting in offline docs (see rootDir below) 146 var pagePathOriginal = pagePath; 147 if (SITE_ROOT.match(/\.\.\//) || SITE_ROOT == '') { 148 // If running locally, SITE_ROOT will be a relative path, so account for that by 149 // finding the relative URL to this page. This will allow us to find links on the page 150 // leading back to this page. 151 var pathParts = pagePath.split('/'); 152 var relativePagePathParts = []; 153 var upDirs = (SITE_ROOT.match(/(\.\.\/)+/) || [''])[0].length / 3; 154 for (var i = 0; i < upDirs; i++) { 155 relativePagePathParts.push('..'); 156 } 157 for (var i = 0; i < upDirs; i++) { 158 relativePagePathParts.push(pathParts[pathParts.length - (upDirs - i) - 1]); 159 } 160 relativePagePathParts.push(pathParts[pathParts.length - 1]); 161 pagePath = relativePagePathParts.join('/'); 162 } else { 163 // Otherwise the page path is already an absolute URL 164 } 165 166 // Highlight the header tabs... 167 // highlight Design tab 168 if ($("body").hasClass("design")) { 169 $("#header li.design a").addClass("selected"); 170 171 // highlight Develop tab 172 } else if ($("body").hasClass("develop") || $("body").hasClass("google")) { 173 $("#header li.develop a").addClass("selected"); 174 // In Develop docs, also highlight appropriate sub-tab 175 var rootDir = pagePathOriginal.substring(1,pagePathOriginal.indexOf('/', 1)); 176 if (rootDir == "training") { 177 $("#nav-x li.training a").addClass("selected"); 178 } else if (rootDir == "guide") { 179 $("#nav-x li.guide a").addClass("selected"); 180 } else if (rootDir == "reference") { 181 // If the root is reference, but page is also part of Google Services, select Google 182 if ($("body").hasClass("google")) { 183 $("#nav-x li.google a").addClass("selected"); 184 } else { 185 $("#nav-x li.reference a").addClass("selected"); 186 } 187 } else if ((rootDir == "tools") || (rootDir == "sdk")) { 188 $("#nav-x li.tools a").addClass("selected"); 189 } else if ($("body").hasClass("google")) { 190 $("#nav-x li.google a").addClass("selected"); 191 } else if ($("body").hasClass("samples")) { 192 $("#nav-x li.samples a").addClass("selected"); 193 } 194 195 // highlight Distribute tab 196 } else if ($("body").hasClass("distribute")) { 197 $("#header li.distribute a").addClass("selected"); 198 } 199 200 // set global variable so we can highlight the sidenav a bit later (such as for google reference) 201 // and highlight the sidenav 202 mPagePath = pagePath; 203 highlightSidenav(); 204 205 // set up prev/next links if they exist 206 var $selNavLink = $('#nav').find('a[href="' + pagePath + '"]'); 207 var $selListItem; 208 if ($selNavLink.length) { 209 $selListItem = $selNavLink.closest('li'); 210 211 // set up prev links 212 var $prevLink = []; 213 var $prevListItem = $selListItem.prev('li'); 214 215 var crossBoundaries = ($("body.design").length > 0) || ($("body.guide").length > 0) ? true : 216false; // navigate across topic boundaries only in design docs 217 if ($prevListItem.length) { 218 if ($prevListItem.hasClass('nav-section')) { 219 // jump to last topic of previous section 220 $prevLink = $prevListItem.find('a:last'); 221 } else if (!$selListItem.hasClass('nav-section')) { 222 // jump to previous topic in this section 223 $prevLink = $prevListItem.find('a:eq(0)'); 224 } 225 } else { 226 // jump to this section's index page (if it exists) 227 var $parentListItem = $selListItem.parents('li'); 228 $prevLink = $selListItem.parents('li').find('a'); 229 230 // except if cross boundaries aren't allowed, and we're at the top of a section already 231 // (and there's another parent) 232 if (!crossBoundaries && $parentListItem.hasClass('nav-section') 233 && $selListItem.hasClass('nav-section')) { 234 $prevLink = []; 235 } 236 } 237 238 // set up next links 239 var $nextLink = []; 240 var startClass = false; 241 var training = $(".next-class-link").length; // decides whether to provide "next class" link 242 var isCrossingBoundary = false; 243 244 if ($selListItem.hasClass('nav-section')) { 245 // we're on an index page, jump to the first topic 246 $nextLink = $selListItem.find('ul:eq(0)').find('a:eq(0)'); 247 248 // if there aren't any children, go to the next section (required for About pages) 249 if($nextLink.length == 0) { 250 $nextLink = $selListItem.next('li').find('a'); 251 } else if ($('.topic-start-link').length) { 252 // as long as there's a child link and there is a "topic start link" (we're on a landing) 253 // then set the landing page "start link" text to be the first doc title 254 $('.topic-start-link').text($nextLink.text().toUpperCase()); 255 } 256 257 // If the selected page has a description, then it's a class or article homepage 258 if ($selListItem.find('a[description]').length) { 259 // this means we're on a class landing page 260 startClass = true; 261 } 262 } else { 263 // jump to the next topic in this section (if it exists) 264 $nextLink = $selListItem.next('li').find('a:eq(0)'); 265 if (!$nextLink.length) { 266 isCrossingBoundary = true; 267 // no more topics in this section, jump to the first topic in the next section 268 $nextLink = $selListItem.parents('li:eq(0)').next('li.nav-section').find('a:eq(0)'); 269 if (!$nextLink.length) { // Go up another layer to look for next page (lesson > class > course) 270 $nextLink = $selListItem.parents('li:eq(1)').next('li.nav-section').find('a:eq(0)'); 271 } 272 } 273 } 274 275 if (startClass) { 276 $('.start-class-link').attr('href', $nextLink.attr('href')).removeClass("hide"); 277 278 // if there's no training bar (below the start button), 279 // then we need to add a bottom border to button 280 if (!$("#tb").length) { 281 $('.start-class-link').css({'border-bottom':'1px solid #DADADA'}); 282 } 283 } else if (isCrossingBoundary && !$('body.design').length) { // Design always crosses boundaries 284 $('.content-footer.next-class').show(); 285 $('.next-page-link').attr('href','') 286 .removeClass("hide").addClass("disabled") 287 .click(function() { return false; }); 288 289 $('.next-class-link').attr('href',$nextLink.attr('href')) 290 .removeClass("hide").append($nextLink.html()); 291 $('.next-class-link').find('.new').empty(); 292 } else { 293 $('.next-page-link').attr('href', $nextLink.attr('href')).removeClass("hide"); 294 } 295 296 if (!startClass && $prevLink.length) { 297 var prevHref = $prevLink.attr('href'); 298 if (prevHref == SITE_ROOT + 'index.html') { 299 // Don't show Previous when it leads to the homepage 300 } else { 301 $('.prev-page-link').attr('href', $prevLink.attr('href')).removeClass("hide"); 302 } 303 } 304 305 // If this is a training 'article', there should be no prev/next nav 306 // ... if the grandparent is the "nav" ... and it has no child list items... 307 if (training && $selListItem.parents('ul').eq(1).is('[id="nav"]') && 308 !$selListItem.find('li').length) { 309 $('.next-page-link,.prev-page-link').attr('href','').addClass("disabled") 310 .click(function() { return false; }); 311 } 312 313 } 314 315 316 317 // Set up the course landing pages for Training with class names and descriptions 318 if ($('body.trainingcourse').length) { 319 var $classLinks = $selListItem.find('ul li a').not('#nav .nav-section .nav-section ul a'); 320 var $classDescriptions = $classLinks.attr('description'); 321 322 var $olClasses = $('<ol class="class-list"></ol>'); 323 var $liClass; 324 var $imgIcon; 325 var $h2Title; 326 var $pSummary; 327 var $olLessons; 328 var $liLesson; 329 $classLinks.each(function(index) { 330 $liClass = $('<li></li>'); 331 $h2Title = $('<a class="title" href="'+$(this).attr('href')+'"><h2>' + $(this).html()+'</h2><span></span></a>'); 332 $pSummary = $('<p class="description">' + $(this).attr('description') + '</p>'); 333 334 $olLessons = $('<ol class="lesson-list"></ol>'); 335 336 $lessons = $(this).closest('li').find('ul li a'); 337 338 if ($lessons.length) { 339 $imgIcon = $('<img src="'+toRoot+'assets/images/resource-tutorial.png" ' 340 + ' width="64" height="64" alt=""/>'); 341 $lessons.each(function(index) { 342 $olLessons.append('<li><a href="'+$(this).attr('href')+'">' + $(this).html()+'</a></li>'); 343 }); 344 } else { 345 $imgIcon = $('<img src="'+toRoot+'assets/images/resource-article.png" ' 346 + ' width="64" height="64" alt=""/>'); 347 $pSummary.addClass('article'); 348 } 349 350 $liClass.append($h2Title).append($imgIcon).append($pSummary).append($olLessons); 351 $olClasses.append($liClass); 352 }); 353 $('.jd-descr').append($olClasses); 354 } 355 356 // Set up expand/collapse behavior 357 initExpandableNavItems("#nav"); 358 359 360 $(".scroll-pane").scroll(function(event) { 361 event.preventDefault(); 362 return false; 363 }); 364 365 /* Resize nav height when window height changes */ 366 $(window).resize(function() { 367 if ($('#side-nav').length == 0) return; 368 var stylesheet = $('link[rel="stylesheet"][class="fullscreen"]'); 369 setNavBarLeftPos(); // do this even if sidenav isn't fixed because it could become fixed 370 // make sidenav behave when resizing the window and side-scolling is a concern 371 if (navBarIsFixed) { 372 if ((stylesheet.attr("disabled") == "disabled") || stylesheet.length == 0) { 373 updateSideNavPosition(); 374 } else { 375 updateSidenavFullscreenWidth(); 376 } 377 } 378 resizeNav(); 379 }); 380 381 382 // Set up fixed navbar 383 var prevScrollLeft = 0; // used to compare current position to previous position of horiz scroll 384 $(window).scroll(function(event) { 385 if ($('#side-nav').length == 0) return; 386 if (event.target.nodeName == "DIV") { 387 // Dump scroll event if the target is a DIV, because that means the event is coming 388 // from a scrollable div and so there's no need to make adjustments to our layout 389 return; 390 } 391 var scrollTop = $(window).scrollTop(); 392 var headerHeight = $('#header').outerHeight(); 393 var subheaderHeight = $('#nav-x').outerHeight(); 394 var searchResultHeight = $('#searchResults').is(":visible") ? 395 $('#searchResults').outerHeight() : 0; 396 var totalHeaderHeight = headerHeight + subheaderHeight + searchResultHeight; 397 // we set the navbar fixed when the scroll position is beyond the height of the site header... 398 var navBarShouldBeFixed = scrollTop > totalHeaderHeight; 399 // ... except if the document content is shorter than the sidenav height. 400 // (this is necessary to avoid crazy behavior on OSX Lion due to overscroll bouncing) 401 if ($("#doc-col").height() < $("#side-nav").height()) { 402 navBarShouldBeFixed = false; 403 } 404 405 var scrollLeft = $(window).scrollLeft(); 406 // When the sidenav is fixed and user scrolls horizontally, reposition the sidenav to match 407 if (navBarIsFixed && (scrollLeft != prevScrollLeft)) { 408 updateSideNavPosition(); 409 prevScrollLeft = scrollLeft; 410 } 411 412 // Don't continue if the header is sufficently far away 413 // (to avoid intensive resizing that slows scrolling) 414 if (navBarIsFixed && navBarShouldBeFixed) { 415 return; 416 } 417 418 if (navBarIsFixed != navBarShouldBeFixed) { 419 if (navBarShouldBeFixed) { 420 // make it fixed 421 var width = $('#devdoc-nav').width(); 422 $('#devdoc-nav') 423 .addClass('fixed') 424 .css({'width':width+'px'}) 425 .prependTo('#body-content'); 426 // add neato "back to top" button 427 $('#devdoc-nav a.totop').css({'display':'block','width':$("#nav").innerWidth()+'px'}); 428 429 // update the sidenaav position for side scrolling 430 updateSideNavPosition(); 431 } else { 432 // make it static again 433 $('#devdoc-nav') 434 .removeClass('fixed') 435 .css({'width':'auto','margin':''}) 436 .prependTo('#side-nav'); 437 $('#devdoc-nav a.totop').hide(); 438 } 439 navBarIsFixed = navBarShouldBeFixed; 440 } 441 442 resizeNav(250); // pass true in order to delay the scrollbar re-initialization for performance 443 }); 444 445 446 var navBarLeftPos; 447 if ($('#devdoc-nav').length) { 448 setNavBarLeftPos(); 449 } 450 451 452 // Stop expand/collapse behavior when clicking on nav section links (since we're navigating away 453 // from the page) 454 $('.nav-section-header').find('a:eq(0)').click(function(evt) { 455 window.location.href = $(this).attr('href'); 456 return false; 457 }); 458 459 // Set up play-on-hover <video> tags. 460 $('video.play-on-hover').bind('click', function(){ 461 $(this).get(0).load(); // in case the video isn't seekable 462 $(this).get(0).play(); 463 }); 464 465 // Set up tooltips 466 var TOOLTIP_MARGIN = 10; 467 $('acronym,.tooltip-link').each(function() { 468 var $target = $(this); 469 var $tooltip = $('<div>') 470 .addClass('tooltip-box') 471 .append($target.attr('title')) 472 .hide() 473 .appendTo('body'); 474 $target.removeAttr('title'); 475 476 $target.hover(function() { 477 // in 478 var targetRect = $target.offset(); 479 targetRect.width = $target.width(); 480 targetRect.height = $target.height(); 481 482 $tooltip.css({ 483 left: targetRect.left, 484 top: targetRect.top + targetRect.height + TOOLTIP_MARGIN 485 }); 486 $tooltip.addClass('below'); 487 $tooltip.show(); 488 }, function() { 489 // out 490 $tooltip.hide(); 491 }); 492 }); 493 494 // Set up <h2> deeplinks 495 $('h2').click(function() { 496 var id = $(this).attr('id'); 497 if (id) { 498 document.location.hash = id; 499 } 500 }); 501 502 //Loads the +1 button 503 var po = document.createElement('script'); po.type = 'text/javascript'; po.async = true; 504 po.src = 'https://apis.google.com/js/plusone.js'; 505 var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(po, s); 506 507 508 // Revise the sidenav widths to make room for the scrollbar 509 // which avoids the visible width from changing each time the bar appears 510 var $sidenav = $("#side-nav"); 511 var sidenav_width = parseInt($sidenav.innerWidth()); 512 513 $("#devdoc-nav #nav").css("width", sidenav_width - 4 + "px"); // 4px is scrollbar width 514 515 516 $(".scroll-pane").removeAttr("tabindex"); // get rid of tabindex added by jscroller 517 518 if ($(".scroll-pane").length > 1) { 519 // Check if there's a user preference for the panel heights 520 var cookieHeight = readCookie("reference_height"); 521 if (cookieHeight) { 522 restoreHeight(cookieHeight); 523 } 524 } 525 526 resizeNav(); 527 528 /* init the language selector based on user cookie for lang */ 529 loadLangPref(); 530 changeNavLang(getLangPref()); 531 532 /* setup event handlers to ensure the overflow menu is visible while picking lang */ 533 $("#language select") 534 .mousedown(function() { 535 $("div.morehover").addClass("hover"); }) 536 .blur(function() { 537 $("div.morehover").removeClass("hover"); }); 538 539 /* some global variable setup */ 540 resizePackagesNav = $("#resize-packages-nav"); 541 classesNav = $("#classes-nav"); 542 devdocNav = $("#devdoc-nav"); 543 544 var cookiePath = ""; 545 if (location.href.indexOf("/reference/") != -1) { 546 cookiePath = "reference_"; 547 } else if (location.href.indexOf("/guide/") != -1) { 548 cookiePath = "guide_"; 549 } else if (location.href.indexOf("/tools/") != -1) { 550 cookiePath = "tools_"; 551 } else if (location.href.indexOf("/training/") != -1) { 552 cookiePath = "training_"; 553 } else if (location.href.indexOf("/design/") != -1) { 554 cookiePath = "design_"; 555 } else if (location.href.indexOf("/distribute/") != -1) { 556 cookiePath = "distribute_"; 557 } 558 559}); 560// END of the onload event 561 562 563function initExpandableNavItems(rootTag) { 564 $(rootTag + ' li.nav-section .nav-section-header').click(function() { 565 var section = $(this).closest('li.nav-section'); 566 if (section.hasClass('expanded')) { 567 /* hide me */ 568 section.children('ul').slideUp(250, function() { 569 section.closest('li').removeClass('expanded'); 570 resizeNav(); 571 }); 572 } else { 573 /* show me */ 574 // first hide all other siblings 575 var $others = $('li.nav-section.expanded', $(this).closest('ul')); 576 $others.removeClass('expanded').children('ul').slideUp(250); 577 578 // now expand me 579 section.closest('li').addClass('expanded'); 580 section.children('ul').slideDown(250, function() { 581 resizeNav(); 582 }); 583 } 584 }); 585} 586 587function highlightSidenav() { 588 // select current page in sidenav and header, and set up prev/next links if they exist 589 var $selNavLink = $('#nav').find('a[href="' + mPagePath + '"]'); 590 var $selListItem; 591 if ($selNavLink.length) { 592 593 // Find this page's <li> in sidenav and set selected 594 $selListItem = $selNavLink.closest('li'); 595 $selListItem.addClass('selected'); 596 597 // Traverse up the tree and expand all parent nav-sections 598 $selNavLink.parents('li.nav-section').each(function() { 599 $(this).addClass('expanded'); 600 $(this).children('ul').show(); 601 }); 602 } 603} 604 605 606function toggleFullscreen(enable) { 607 var delay = 20; 608 var enabled = true; 609 var stylesheet = $('link[rel="stylesheet"][class="fullscreen"]'); 610 if (enable) { 611 // Currently NOT USING fullscreen; enable fullscreen 612 stylesheet.removeAttr('disabled'); 613 $('#nav-swap .fullscreen').removeClass('disabled'); 614 $('#devdoc-nav').css({left:''}); 615 setTimeout(updateSidenavFullscreenWidth,delay); // need to wait a moment for css to switch 616 enabled = true; 617 } else { 618 // Currently USING fullscreen; disable fullscreen 619 stylesheet.attr('disabled', 'disabled'); 620 $('#nav-swap .fullscreen').addClass('disabled'); 621 setTimeout(updateSidenavFixedWidth,delay); // need to wait a moment for css to switch 622 enabled = false; 623 } 624 writeCookie("fullscreen", enabled, null, null); 625 setNavBarLeftPos(); 626 resizeNav(delay); 627 updateSideNavPosition(); 628 setTimeout(initSidenavHeightResize,delay); 629} 630 631 632function setNavBarLeftPos() { 633 navBarLeftPos = $('#body-content').offset().left; 634} 635 636 637function updateSideNavPosition() { 638 var newLeft = $(window).scrollLeft() - navBarLeftPos; 639 $('#devdoc-nav').css({left: -newLeft}); 640 $('#devdoc-nav .totop').css({left: -(newLeft - parseInt($('#side-nav').css('margin-left')))}); 641} 642 643// TODO: use $(document).ready instead 644function addLoadEvent(newfun) { 645 var current = window.onload; 646 if (typeof window.onload != 'function') { 647 window.onload = newfun; 648 } else { 649 window.onload = function() { 650 current(); 651 newfun(); 652 } 653 } 654} 655 656var agent = navigator['userAgent'].toLowerCase(); 657// If a mobile phone, set flag and do mobile setup 658if ((agent.indexOf("mobile") != -1) || // android, iphone, ipod 659 (agent.indexOf("blackberry") != -1) || 660 (agent.indexOf("webos") != -1) || 661 (agent.indexOf("mini") != -1)) { // opera mini browsers 662 isMobile = true; 663} 664 665 666$(document).ready(function() { 667 $("pre:not(.no-pretty-print)").addClass("prettyprint"); 668 prettyPrint(); 669}); 670 671 672 673 674/* ######### RESIZE THE SIDENAV HEIGHT ########## */ 675 676function resizeNav(delay) { 677 var $nav = $("#devdoc-nav"); 678 var $window = $(window); 679 var navHeight; 680 681 // Get the height of entire window and the total header height. 682 // Then figure out based on scroll position whether the header is visible 683 var windowHeight = $window.height(); 684 var scrollTop = $window.scrollTop(); 685 var headerHeight = $('#header').outerHeight(); 686 var subheaderHeight = $('#nav-x').outerHeight(); 687 var headerVisible = (scrollTop < (headerHeight + subheaderHeight)); 688 689 // get the height of space between nav and top of window. 690 // Could be either margin or top position, depending on whether the nav is fixed. 691 var topMargin = (parseInt($nav.css('margin-top')) || parseInt($nav.css('top'))) + 1; 692 // add 1 for the #side-nav bottom margin 693 694 // Depending on whether the header is visible, set the side nav's height. 695 if (headerVisible) { 696 // The sidenav height grows as the header goes off screen 697 navHeight = windowHeight - (headerHeight + subheaderHeight - scrollTop) - topMargin; 698 } else { 699 // Once header is off screen, the nav height is almost full window height 700 navHeight = windowHeight - topMargin; 701 } 702 703 704 705 $scrollPanes = $(".scroll-pane"); 706 if ($scrollPanes.length > 1) { 707 // subtract the height of the api level widget and nav swapper from the available nav height 708 navHeight -= ($('#api-nav-header').outerHeight(true) + $('#nav-swap').outerHeight(true)); 709 710 $("#swapper").css({height:navHeight + "px"}); 711 if ($("#nav-tree").is(":visible")) { 712 $("#nav-tree").css({height:navHeight}); 713 } 714 715 var classesHeight = navHeight - parseInt($("#resize-packages-nav").css("height")) - 10 + "px"; 716 //subtract 10px to account for drag bar 717 718 // if the window becomes small enough to make the class panel height 0, 719 // then the package panel should begin to shrink 720 if (parseInt(classesHeight) <= 0) { 721 $("#resize-packages-nav").css({height:navHeight - 10}); //subtract 10px for drag bar 722 $("#packages-nav").css({height:navHeight - 10}); 723 } 724 725 $("#classes-nav").css({'height':classesHeight, 'margin-top':'10px'}); 726 $("#classes-nav .jspContainer").css({height:classesHeight}); 727 728 729 } else { 730 $nav.height(navHeight); 731 } 732 733 if (delay) { 734 updateFromResize = true; 735 delayedReInitScrollbars(delay); 736 } else { 737 reInitScrollbars(); 738 } 739 740} 741 742var updateScrollbars = false; 743var updateFromResize = false; 744 745/* Re-initialize the scrollbars to account for changed nav size. 746 * This method postpones the actual update by a 1/4 second in order to optimize the 747 * scroll performance while the header is still visible, because re-initializing the 748 * scroll panes is an intensive process. 749 */ 750function delayedReInitScrollbars(delay) { 751 // If we're scheduled for an update, but have received another resize request 752 // before the scheduled resize has occured, just ignore the new request 753 // (and wait for the scheduled one). 754 if (updateScrollbars && updateFromResize) { 755 updateFromResize = false; 756 return; 757 } 758 759 // We're scheduled for an update and the update request came from this method's setTimeout 760 if (updateScrollbars && !updateFromResize) { 761 reInitScrollbars(); 762 updateScrollbars = false; 763 } else { 764 updateScrollbars = true; 765 updateFromResize = false; 766 setTimeout('delayedReInitScrollbars()',delay); 767 } 768} 769 770/* Re-initialize the scrollbars to account for changed nav size. */ 771function reInitScrollbars() { 772 var pane = $(".scroll-pane").each(function(){ 773 var api = $(this).data('jsp'); 774 if (!api) { setTimeout(reInitScrollbars,300); return;} 775 api.reinitialise( {verticalGutter:0} ); 776 }); 777 $(".scroll-pane").removeAttr("tabindex"); // get rid of tabindex added by jscroller 778} 779 780 781/* Resize the height of the nav panels in the reference, 782 * and save the new size to a cookie */ 783function saveNavPanels() { 784 var basePath = getBaseUri(location.pathname); 785 var section = basePath.substring(1,basePath.indexOf("/",1)); 786 writeCookie("height", resizePackagesNav.css("height"), section, null); 787} 788 789 790 791function restoreHeight(packageHeight) { 792 $("#resize-packages-nav").height(packageHeight); 793 $("#packages-nav").height(packageHeight); 794 // var classesHeight = navHeight - packageHeight; 795 // $("#classes-nav").css({height:classesHeight}); 796 // $("#classes-nav .jspContainer").css({height:classesHeight}); 797} 798 799 800 801/* ######### END RESIZE THE SIDENAV HEIGHT ########## */ 802 803 804 805 806 807/** Scroll the jScrollPane to make the currently selected item visible 808 This is called when the page finished loading. */ 809function scrollIntoView(nav) { 810 var $nav = $("#"+nav); 811 var element = $nav.jScrollPane({/* ...settings... */}); 812 var api = element.data('jsp'); 813 814 if ($nav.is(':visible')) { 815 var $selected = $(".selected", $nav); 816 if ($selected.length == 0) { 817 // If no selected item found, exit 818 return; 819 } 820 // get the selected item's offset from its container nav by measuring the item's offset 821 // relative to the document then subtract the container nav's offset relative to the document 822 var selectedOffset = $selected.offset().top - $nav.offset().top; 823 if (selectedOffset > $nav.height() * .8) { // multiply nav height by .8 so we move up the item 824 // if it's more than 80% down the nav 825 // scroll the item up by an amount equal to 80% the container nav's height 826 api.scrollTo(0, selectedOffset - ($nav.height() * .8), false); 827 } 828 } 829} 830 831 832 833 834 835 836/* Show popup dialogs */ 837function showDialog(id) { 838 $dialog = $("#"+id); 839 $dialog.prepend('<div class="box-border"><div class="top"> <div class="left"></div> <div class="right"></div></div><div class="bottom"> <div class="left"></div> <div class="right"></div> </div> </div>'); 840 $dialog.wrapInner('<div/>'); 841 $dialog.removeClass("hide"); 842} 843 844 845 846 847 848/* ######### COOKIES! ########## */ 849 850function readCookie(cookie) { 851 var myCookie = cookie_namespace+"_"+cookie+"="; 852 if (document.cookie) { 853 var index = document.cookie.indexOf(myCookie); 854 if (index != -1) { 855 var valStart = index + myCookie.length; 856 var valEnd = document.cookie.indexOf(";", valStart); 857 if (valEnd == -1) { 858 valEnd = document.cookie.length; 859 } 860 var val = document.cookie.substring(valStart, valEnd); 861 return val; 862 } 863 } 864 return 0; 865} 866 867function writeCookie(cookie, val, section, expiration) { 868 if (val==undefined) return; 869 section = section == null ? "_" : "_"+section+"_"; 870 if (expiration == null) { 871 var date = new Date(); 872 date.setTime(date.getTime()+(10*365*24*60*60*1000)); // default expiration is one week 873 expiration = date.toGMTString(); 874 } 875 var cookieValue = cookie_namespace + section + cookie + "=" + val 876 + "; expires=" + expiration+"; path=/"; 877 document.cookie = cookieValue; 878} 879 880/* ######### END COOKIES! ########## */ 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900/* MISC LIBRARY FUNCTIONS */ 901 902 903 904 905 906function toggle(obj, slide) { 907 var ul = $("ul:first", obj); 908 var li = ul.parent(); 909 if (li.hasClass("closed")) { 910 if (slide) { 911 ul.slideDown("fast"); 912 } else { 913 ul.show(); 914 } 915 li.removeClass("closed"); 916 li.addClass("open"); 917 $(".toggle-img", li).attr("title", "hide pages"); 918 } else { 919 ul.slideUp("fast"); 920 li.removeClass("open"); 921 li.addClass("closed"); 922 $(".toggle-img", li).attr("title", "show pages"); 923 } 924} 925 926 927function buildToggleLists() { 928 $(".toggle-list").each( 929 function(i) { 930 $("div:first", this).append("<a class='toggle-img' href='#' title='show pages' onClick='toggle(this.parentNode.parentNode, true); return false;'></a>"); 931 $(this).addClass("closed"); 932 }); 933} 934 935 936 937function hideNestedItems(list, toggle) { 938 $list = $(list); 939 // hide nested lists 940 if($list.hasClass('showing')) { 941 $("li ol", $list).hide('fast'); 942 $list.removeClass('showing'); 943 // show nested lists 944 } else { 945 $("li ol", $list).show('fast'); 946 $list.addClass('showing'); 947 } 948 $(".more,.less",$(toggle)).toggle(); 949} 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978/* REFERENCE NAV SWAP */ 979 980 981function getNavPref() { 982 var v = readCookie('reference_nav'); 983 if (v != NAV_PREF_TREE) { 984 v = NAV_PREF_PANELS; 985 } 986 return v; 987} 988 989function chooseDefaultNav() { 990 nav_pref = getNavPref(); 991 if (nav_pref == NAV_PREF_TREE) { 992 $("#nav-panels").toggle(); 993 $("#panel-link").toggle(); 994 $("#nav-tree").toggle(); 995 $("#tree-link").toggle(); 996 } 997} 998 999function swapNav() { 1000 if (nav_pref == NAV_PREF_TREE) { 1001 nav_pref = NAV_PREF_PANELS; 1002 } else { 1003 nav_pref = NAV_PREF_TREE; 1004 init_default_navtree(toRoot); 1005 } 1006 var date = new Date(); 1007 date.setTime(date.getTime()+(10*365*24*60*60*1000)); // keep this for 10 years 1008 writeCookie("nav", nav_pref, "reference", date.toGMTString()); 1009 1010 $("#nav-panels").toggle(); 1011 $("#panel-link").toggle(); 1012 $("#nav-tree").toggle(); 1013 $("#tree-link").toggle(); 1014 1015 resizeNav(); 1016 1017 // Gross nasty hack to make tree view show up upon first swap by setting height manually 1018 $("#nav-tree .jspContainer:visible") 1019 .css({'height':$("#nav-tree .jspContainer .jspPane").height() +'px'}); 1020 // Another nasty hack to make the scrollbar appear now that we have height 1021 resizeNav(); 1022 1023 if ($("#nav-tree").is(':visible')) { 1024 scrollIntoView("nav-tree"); 1025 } else { 1026 scrollIntoView("packages-nav"); 1027 scrollIntoView("classes-nav"); 1028 } 1029} 1030 1031 1032 1033/* ############################################ */ 1034/* ########## LOCALIZATION ############ */ 1035/* ############################################ */ 1036 1037function getBaseUri(uri) { 1038 var intlUrl = (uri.substring(0,6) == "/intl/"); 1039 if (intlUrl) { 1040 base = uri.substring(uri.indexOf('intl/')+5,uri.length); 1041 base = base.substring(base.indexOf('/')+1, base.length); 1042 //alert("intl, returning base url: /" + base); 1043 return ("/" + base); 1044 } else { 1045 //alert("not intl, returning uri as found."); 1046 return uri; 1047 } 1048} 1049 1050function requestAppendHL(uri) { 1051//append "?hl=<lang> to an outgoing request (such as to blog) 1052 var lang = getLangPref(); 1053 if (lang) { 1054 var q = 'hl=' + lang; 1055 uri += '?' + q; 1056 window.location = uri; 1057 return false; 1058 } else { 1059 return true; 1060 } 1061} 1062 1063 1064function changeNavLang(lang) { 1065 var $links = $("#devdoc-nav,#header,#nav-x,.training-nav-top,.content-footer").find("a["+lang+"-lang]"); 1066 $links.each(function(i){ // for each link with a translation 1067 var $link = $(this); 1068 if (lang != "en") { // No need to worry about English, because a language change invokes new request 1069 // put the desired language from the attribute as the text 1070 $link.text($link.attr(lang+"-lang")) 1071 } 1072 }); 1073} 1074 1075function changeLangPref(lang, submit) { 1076 var date = new Date(); 1077 expires = date.toGMTString(date.setTime(date.getTime()+(10*365*24*60*60*1000))); 1078 // keep this for 50 years 1079 //alert("expires: " + expires) 1080 writeCookie("pref_lang", lang, null, expires); 1081 1082 // ####### TODO: Remove this condition once we're stable on devsite ####### 1083 // This condition is only needed if we still need to support legacy GAE server 1084 if (devsite) { 1085 // Switch language when on Devsite server 1086 if (submit) { 1087 $("#setlang").submit(); 1088 } 1089 } else { 1090 // Switch language when on legacy GAE server 1091 if (submit) { 1092 window.location = getBaseUri(location.pathname); 1093 } 1094 } 1095} 1096 1097function loadLangPref() { 1098 var lang = readCookie("pref_lang"); 1099 if (lang != 0) { 1100 $("#language").find("option[value='"+lang+"']").attr("selected",true); 1101 } 1102} 1103 1104function getLangPref() { 1105 var lang = $("#language").find(":selected").attr("value"); 1106 if (!lang) { 1107 lang = readCookie("pref_lang"); 1108 } 1109 return (lang != 0) ? lang : 'en'; 1110} 1111 1112/* ########## END LOCALIZATION ############ */ 1113 1114 1115 1116 1117 1118 1119/* Used to hide and reveal supplemental content, such as long code samples. 1120 See the companion CSS in android-developer-docs.css */ 1121function toggleContent(obj) { 1122 var div = $(obj).closest(".toggle-content"); 1123 var toggleMe = $(".toggle-content-toggleme:eq(0)",div); 1124 if (div.hasClass("closed")) { // if it's closed, open it 1125 toggleMe.slideDown(); 1126 $(".toggle-content-text:eq(0)", obj).toggle(); 1127 div.removeClass("closed").addClass("open"); 1128 $(".toggle-content-img:eq(0)", div).attr("title", "hide").attr("src", toRoot 1129 + "assets/images/triangle-opened.png"); 1130 } else { // if it's open, close it 1131 toggleMe.slideUp('fast', function() { // Wait until the animation is done before closing arrow 1132 $(".toggle-content-text:eq(0)", obj).toggle(); 1133 div.removeClass("open").addClass("closed"); 1134 div.find(".toggle-content").removeClass("open").addClass("closed") 1135 .find(".toggle-content-toggleme").hide(); 1136 $(".toggle-content-img", div).attr("title", "show").attr("src", toRoot 1137 + "assets/images/triangle-closed.png"); 1138 }); 1139 } 1140 return false; 1141} 1142 1143 1144/* New version of expandable content */ 1145function toggleExpandable(link,id) { 1146 if($(id).is(':visible')) { 1147 $(id).slideUp(); 1148 $(link).removeClass('expanded'); 1149 } else { 1150 $(id).slideDown(); 1151 $(link).addClass('expanded'); 1152 } 1153} 1154 1155function hideExpandable(ids) { 1156 $(ids).slideUp(); 1157 $(ids).prev('h4').find('a.expandable').removeClass('expanded'); 1158} 1159 1160 1161 1162 1163 1164/* 1165 * Slideshow 1.0 1166 * Used on /index.html and /develop/index.html for carousel 1167 * 1168 * Sample usage: 1169 * HTML - 1170 * <div class="slideshow-container"> 1171 * <a href="" class="slideshow-prev">Prev</a> 1172 * <a href="" class="slideshow-next">Next</a> 1173 * <ul> 1174 * <li class="item"><img src="images/marquee1.jpg"></li> 1175 * <li class="item"><img src="images/marquee2.jpg"></li> 1176 * <li class="item"><img src="images/marquee3.jpg"></li> 1177 * <li class="item"><img src="images/marquee4.jpg"></li> 1178 * </ul> 1179 * </div> 1180 * 1181 * <script type="text/javascript"> 1182 * $('.slideshow-container').dacSlideshow({ 1183 * auto: true, 1184 * btnPrev: '.slideshow-prev', 1185 * btnNext: '.slideshow-next' 1186 * }); 1187 * </script> 1188 * 1189 * Options: 1190 * btnPrev: optional identifier for previous button 1191 * btnNext: optional identifier for next button 1192 * btnPause: optional identifier for pause button 1193 * auto: whether or not to auto-proceed 1194 * speed: animation speed 1195 * autoTime: time between auto-rotation 1196 * easing: easing function for transition 1197 * start: item to select by default 1198 * scroll: direction to scroll in 1199 * pagination: whether or not to include dotted pagination 1200 * 1201 */ 1202 1203 (function($) { 1204 $.fn.dacSlideshow = function(o) { 1205 1206 //Options - see above 1207 o = $.extend({ 1208 btnPrev: null, 1209 btnNext: null, 1210 btnPause: null, 1211 auto: true, 1212 speed: 500, 1213 autoTime: 12000, 1214 easing: null, 1215 start: 0, 1216 scroll: 1, 1217 pagination: true 1218 1219 }, o || {}); 1220 1221 //Set up a carousel for each 1222 return this.each(function() { 1223 1224 var running = false; 1225 var animCss = o.vertical ? "top" : "left"; 1226 var sizeCss = o.vertical ? "height" : "width"; 1227 var div = $(this); 1228 var ul = $("ul", div); 1229 var tLi = $("li", ul); 1230 var tl = tLi.size(); 1231 var timer = null; 1232 1233 var li = $("li", ul); 1234 var itemLength = li.size(); 1235 var curr = o.start; 1236 1237 li.css({float: o.vertical ? "none" : "left"}); 1238 ul.css({margin: "0", padding: "0", position: "relative", "list-style-type": "none", "z-index": "1"}); 1239 div.css({position: "relative", "z-index": "2", left: "0px"}); 1240 1241 var liSize = o.vertical ? height(li) : width(li); 1242 var ulSize = liSize * itemLength; 1243 var divSize = liSize; 1244 1245 li.css({width: li.width(), height: li.height()}); 1246 ul.css(sizeCss, ulSize+"px").css(animCss, -(curr*liSize)); 1247 1248 div.css(sizeCss, divSize+"px"); 1249 1250 //Pagination 1251 if (o.pagination) { 1252 var pagination = $("<div class='pagination'></div>"); 1253 var pag_ul = $("<ul></ul>"); 1254 if (tl > 1) { 1255 for (var i=0;i<tl;i++) { 1256 var li = $("<li>"+i+"</li>"); 1257 pag_ul.append(li); 1258 if (i==o.start) li.addClass('active'); 1259 li.click(function() { 1260 go(parseInt($(this).text())); 1261 }) 1262 } 1263 pagination.append(pag_ul); 1264 div.append(pagination); 1265 } 1266 } 1267 1268 //Previous button 1269 if(o.btnPrev) 1270 $(o.btnPrev).click(function(e) { 1271 e.preventDefault(); 1272 return go(curr-o.scroll); 1273 }); 1274 1275 //Next button 1276 if(o.btnNext) 1277 $(o.btnNext).click(function(e) { 1278 e.preventDefault(); 1279 return go(curr+o.scroll); 1280 }); 1281 1282 //Pause button 1283 if(o.btnPause) 1284 $(o.btnPause).click(function(e) { 1285 e.preventDefault(); 1286 if ($(this).hasClass('paused')) { 1287 startRotateTimer(); 1288 } else { 1289 pauseRotateTimer(); 1290 } 1291 }); 1292 1293 //Auto rotation 1294 if(o.auto) startRotateTimer(); 1295 1296 function startRotateTimer() { 1297 clearInterval(timer); 1298 timer = setInterval(function() { 1299 if (curr == tl-1) { 1300 go(0); 1301 } else { 1302 go(curr+o.scroll); 1303 } 1304 }, o.autoTime); 1305 $(o.btnPause).removeClass('paused'); 1306 } 1307 1308 function pauseRotateTimer() { 1309 clearInterval(timer); 1310 $(o.btnPause).addClass('paused'); 1311 } 1312 1313 //Go to an item 1314 function go(to) { 1315 if(!running) { 1316 1317 if(to<0) { 1318 to = itemLength-1; 1319 } else if (to>itemLength-1) { 1320 to = 0; 1321 } 1322 curr = to; 1323 1324 running = true; 1325 1326 ul.animate( 1327 animCss == "left" ? { left: -(curr*liSize) } : { top: -(curr*liSize) } , o.speed, o.easing, 1328 function() { 1329 running = false; 1330 } 1331 ); 1332 1333 $(o.btnPrev + "," + o.btnNext).removeClass("disabled"); 1334 $( (curr-o.scroll<0 && o.btnPrev) 1335 || 1336 (curr+o.scroll > itemLength && o.btnNext) 1337 || 1338 [] 1339 ).addClass("disabled"); 1340 1341 1342 var nav_items = $('li', pagination); 1343 nav_items.removeClass('active'); 1344 nav_items.eq(to).addClass('active'); 1345 1346 1347 } 1348 if(o.auto) startRotateTimer(); 1349 return false; 1350 }; 1351 }); 1352 }; 1353 1354 function css(el, prop) { 1355 return parseInt($.css(el[0], prop)) || 0; 1356 }; 1357 function width(el) { 1358 return el[0].offsetWidth + css(el, 'marginLeft') + css(el, 'marginRight'); 1359 }; 1360 function height(el) { 1361 return el[0].offsetHeight + css(el, 'marginTop') + css(el, 'marginBottom'); 1362 }; 1363 1364 })(jQuery); 1365 1366 1367/* 1368 * dacSlideshow 1.0 1369 * Used on develop/index.html for side-sliding tabs 1370 * 1371 * Sample usage: 1372 * HTML - 1373 * <div class="slideshow-container"> 1374 * <a href="" class="slideshow-prev">Prev</a> 1375 * <a href="" class="slideshow-next">Next</a> 1376 * <ul> 1377 * <li class="item"><img src="images/marquee1.jpg"></li> 1378 * <li class="item"><img src="images/marquee2.jpg"></li> 1379 * <li class="item"><img src="images/marquee3.jpg"></li> 1380 * <li class="item"><img src="images/marquee4.jpg"></li> 1381 * </ul> 1382 * </div> 1383 * 1384 * <script type="text/javascript"> 1385 * $('.slideshow-container').dacSlideshow({ 1386 * auto: true, 1387 * btnPrev: '.slideshow-prev', 1388 * btnNext: '.slideshow-next' 1389 * }); 1390 * </script> 1391 * 1392 * Options: 1393 * btnPrev: optional identifier for previous button 1394 * btnNext: optional identifier for next button 1395 * auto: whether or not to auto-proceed 1396 * speed: animation speed 1397 * autoTime: time between auto-rotation 1398 * easing: easing function for transition 1399 * start: item to select by default 1400 * scroll: direction to scroll in 1401 * pagination: whether or not to include dotted pagination 1402 * 1403 */ 1404 (function($) { 1405 $.fn.dacTabbedList = function(o) { 1406 1407 //Options - see above 1408 o = $.extend({ 1409 speed : 250, 1410 easing: null, 1411 nav_id: null, 1412 frame_id: null 1413 }, o || {}); 1414 1415 //Set up a carousel for each 1416 return this.each(function() { 1417 1418 var curr = 0; 1419 var running = false; 1420 var animCss = "margin-left"; 1421 var sizeCss = "width"; 1422 var div = $(this); 1423 1424 var nav = $(o.nav_id, div); 1425 var nav_li = $("li", nav); 1426 var nav_size = nav_li.size(); 1427 var frame = div.find(o.frame_id); 1428 var content_width = $(frame).find('ul').width(); 1429 //Buttons 1430 $(nav_li).click(function(e) { 1431 go($(nav_li).index($(this))); 1432 }) 1433 1434 //Go to an item 1435 function go(to) { 1436 if(!running) { 1437 curr = to; 1438 running = true; 1439 1440 frame.animate({ 'margin-left' : -(curr*content_width) }, o.speed, o.easing, 1441 function() { 1442 running = false; 1443 } 1444 ); 1445 1446 1447 nav_li.removeClass('active'); 1448 nav_li.eq(to).addClass('active'); 1449 1450 1451 } 1452 return false; 1453 }; 1454 }); 1455 }; 1456 1457 function css(el, prop) { 1458 return parseInt($.css(el[0], prop)) || 0; 1459 }; 1460 function width(el) { 1461 return el[0].offsetWidth + css(el, 'marginLeft') + css(el, 'marginRight'); 1462 }; 1463 function height(el) { 1464 return el[0].offsetHeight + css(el, 'marginTop') + css(el, 'marginBottom'); 1465 }; 1466 1467 })(jQuery); 1468 1469 1470 1471 1472 1473/* ######################################################## */ 1474/* ################ SEARCH SUGGESTIONS ################## */ 1475/* ######################################################## */ 1476 1477 1478 1479var gSelectedIndex = -1; // the index position of currently highlighted suggestion 1480var gSelectedColumn = -1; // which column of suggestion lists is currently focused 1481 1482var gMatches = new Array(); 1483var gLastText = ""; 1484var gInitialized = false; 1485var ROW_COUNT_FRAMEWORK = 20; // max number of results in list 1486var gListLength = 0; 1487 1488 1489var gGoogleMatches = new Array(); 1490var ROW_COUNT_GOOGLE = 15; // max number of results in list 1491var gGoogleListLength = 0; 1492 1493var gDocsMatches = new Array(); 1494var ROW_COUNT_DOCS = 100; // max number of results in list 1495var gDocsListLength = 0; 1496 1497function onSuggestionClick(link) { 1498 // When user clicks a suggested document, track it 1499 _gaq.push(['_trackEvent', 'Suggestion Click', 'clicked: ' + $(link).text(), 1500 'from: ' + $("#search_autocomplete").val()]); 1501} 1502 1503function set_item_selected($li, selected) 1504{ 1505 if (selected) { 1506 $li.attr('class','jd-autocomplete jd-selected'); 1507 } else { 1508 $li.attr('class','jd-autocomplete'); 1509 } 1510} 1511 1512function set_item_values(toroot, $li, match) 1513{ 1514 var $link = $('a',$li); 1515 $link.html(match.__hilabel || match.label); 1516 $link.attr('href',toroot + match.link); 1517} 1518 1519function new_suggestion($list) { 1520 var $li = $("<li class='jd-autocomplete'></li>"); 1521 $list.append($li); 1522 1523 $li.mousedown(function() { 1524 window.location = this.firstChild.getAttribute("href"); 1525 }); 1526 $li.mouseover(function() { 1527 $('.search_filtered_wrapper li').removeClass('jd-selected'); 1528 $(this).addClass('jd-selected'); 1529 gSelectedColumn = $(".search_filtered:visible").index($(this).closest('.search_filtered')); 1530 gSelectedIndex = $("li", $(".search_filtered:visible")[gSelectedColumn]).index(this); 1531 }); 1532 $li.append("<a onclick='onSuggestionClick(this)'></a>"); 1533 $li.attr('class','show-item'); 1534 return $li; 1535} 1536 1537function sync_selection_table(toroot) 1538{ 1539 var $li; //list item jquery object 1540 var i; //list item iterator 1541 1542 // if there are NO results at all, hide all columns 1543 if (!(gMatches.length > 0) && !(gGoogleMatches.length > 0) && !(gDocsMatches.length > 0)) { 1544 $('.suggest-card').hide(300); 1545 return; 1546 } 1547 1548 // if there are api results 1549 if ((gMatches.length > 0) || (gGoogleMatches.length > 0)) { 1550 // reveal suggestion list 1551 $('.suggest-card.dummy').show(); 1552 $('.suggest-card.reference').show(); 1553 var listIndex = 0; // list index position 1554 1555 // reset the lists 1556 $(".search_filtered_wrapper.reference li").remove(); 1557 1558 // ########### ANDROID RESULTS ############# 1559 if (gMatches.length > 0) { 1560 1561 // determine android results to show 1562 gListLength = gMatches.length < ROW_COUNT_FRAMEWORK ? 1563 gMatches.length : ROW_COUNT_FRAMEWORK; 1564 for (i=0; i<gListLength; i++) { 1565 var $li = new_suggestion($(".suggest-card.reference ul")); 1566 set_item_values(toroot, $li, gMatches[i]); 1567 set_item_selected($li, i == gSelectedIndex); 1568 } 1569 } 1570 1571 // ########### GOOGLE RESULTS ############# 1572 if (gGoogleMatches.length > 0) { 1573 // show header for list 1574 $(".suggest-card.reference ul").append("<li class='header'>in Google Services:</li>"); 1575 1576 // determine google results to show 1577 gGoogleListLength = gGoogleMatches.length < ROW_COUNT_GOOGLE ? gGoogleMatches.length : ROW_COUNT_GOOGLE; 1578 for (i=0; i<gGoogleListLength; i++) { 1579 var $li = new_suggestion($(".suggest-card.reference ul")); 1580 set_item_values(toroot, $li, gGoogleMatches[i]); 1581 set_item_selected($li, i == gSelectedIndex); 1582 } 1583 } 1584 } else { 1585 $('.suggest-card.reference').hide(); 1586 $('.suggest-card.dummy').hide(); 1587 } 1588 1589 // ########### JD DOC RESULTS ############# 1590 if (gDocsMatches.length > 0) { 1591 // reset the lists 1592 $(".search_filtered_wrapper.docs li").remove(); 1593 1594 // determine google results to show 1595 gDocsListLength = gDocsMatches.length < ROW_COUNT_DOCS ? gDocsMatches.length : ROW_COUNT_DOCS; 1596 for (i=0; i<gDocsListLength; i++) { 1597 var sugg = gDocsMatches[i]; 1598 var $li; 1599 if (sugg.type == "design") { 1600 $li = new_suggestion($(".suggest-card.design ul")); 1601 } else 1602 if (sugg.type == "distribute") { 1603 $li = new_suggestion($(".suggest-card.distribute ul")); 1604 } else 1605 if (sugg.type == "training") { 1606 $li = new_suggestion($(".suggest-card.develop .child-card.training")); 1607 } else 1608 if (sugg.type == "guide"||"google") { 1609 $li = new_suggestion($(".suggest-card.develop .child-card.guides")); 1610 } else { 1611 continue; 1612 } 1613 1614 set_item_values(toroot, $li, sugg); 1615 set_item_selected($li, i == gSelectedIndex); 1616 } 1617 1618 // add heading and show or hide card 1619 if ($(".suggest-card.design li").length > 0) { 1620 $(".suggest-card.design ul").prepend("<li class='header'>Design:</li>"); 1621 $(".suggest-card.design").show(300); 1622 } else { 1623 $('.suggest-card.design').hide(300); 1624 } 1625 if ($(".suggest-card.distribute li").length > 0) { 1626 $(".suggest-card.distribute ul").prepend("<li class='header'>Distribute:</li>"); 1627 $(".suggest-card.distribute").show(300); 1628 } else { 1629 $('.suggest-card.distribute').hide(300); 1630 } 1631 if ($(".child-card.guides li").length > 0) { 1632 $(".child-card.guides").prepend("<li class='header'>Guides:</li>"); 1633 $(".child-card.guides li").appendTo(".suggest-card.develop ul"); 1634 } 1635 if ($(".child-card.training li").length > 0) { 1636 $(".child-card.training").prepend("<li class='header'>Training:</li>"); 1637 $(".child-card.training li").appendTo(".suggest-card.develop ul"); 1638 } 1639 1640 if ($(".suggest-card.develop li").length > 0) { 1641 $(".suggest-card.develop").show(300); 1642 } else { 1643 $('.suggest-card.develop').hide(300); 1644 } 1645 1646 } else { 1647 $('.search_filtered_wrapper.docs .suggest-card:not(.dummy)').hide(300); 1648 } 1649} 1650 1651/** Called by the search input's onkeydown and onkeyup events. 1652 * Handles navigation with keyboard arrows, Enter key to invoke search, 1653 * otherwise invokes search suggestions on key-up event. 1654 * @param e The JS event 1655 * @param kd True if the event is key-down 1656 * @param toroot A string for the site's root path 1657 * @returns True if the event should bubble up 1658 */ 1659function search_changed(e, kd, toroot) 1660{ 1661 var search = document.getElementById("search_autocomplete"); 1662 var text = search.value.replace(/(^ +)|( +$)/g, ''); 1663 // get the ul hosting the currently selected item 1664 gSelectedColumn = gSelectedColumn >= 0 ? gSelectedColumn : 0; 1665 var $columns = $(".search_filtered_wrapper").find(".search_filtered:visible"); 1666 var $selectedUl = $columns[gSelectedColumn]; 1667 1668 // show/hide the close button 1669 if (text != '') { 1670 $(".search .close").removeClass("hide"); 1671 } else { 1672 $(".search .close").addClass("hide"); 1673 } 1674 // 27 = esc 1675 if (e.keyCode == 27) { 1676 // close all search results 1677 if (kd) $('.search .close').trigger('click'); 1678 return true; 1679 } 1680 // 13 = enter 1681 else if (e.keyCode == 13) { 1682 if (gSelectedIndex < 0) { 1683 $('.suggest-card').hide(); 1684 if ($("#searchResults").is(":hidden") && (search.value != "")) { 1685 // if results aren't showing (and text not empty), return true to allow search to execute 1686 return true; 1687 } else { 1688 // otherwise, results are already showing, so allow ajax to auto refresh the results 1689 // and ignore this Enter press to avoid the reload. 1690 return false; 1691 } 1692 } else if (kd && gSelectedIndex >= 0) { 1693 // click the link corresponding to selected item 1694 $("a",$("li",$selectedUl)[gSelectedIndex]).get()[0].click(); 1695 return false; 1696 } 1697 } 1698 // Stop here if Google results are showing 1699 else if ($("#searchResults").is(":visible")) { 1700 return true; 1701 } 1702 // 38 UP ARROW 1703 else if (kd && (e.keyCode == 38)) { 1704 // if the next item is a header, skip it 1705 if ($($("li", $selectedUl)[gSelectedIndex-1]).hasClass("header")) { 1706 gSelectedIndex--; 1707 } 1708 if (gSelectedIndex >= 0) { 1709 $('li', $selectedUl).removeClass('jd-selected'); 1710 gSelectedIndex--; 1711 $('li:nth-child('+(gSelectedIndex+1)+')', $selectedUl).addClass('jd-selected'); 1712 // If user reaches top, reset selected column 1713 if (gSelectedIndex < 0) { 1714 gSelectedColumn = -1; 1715 } 1716 } 1717 return false; 1718 } 1719 // 40 DOWN ARROW 1720 else if (kd && (e.keyCode == 40)) { 1721 // if the next item is a header, skip it 1722 if ($($("li", $selectedUl)[gSelectedIndex+1]).hasClass("header")) { 1723 gSelectedIndex++; 1724 } 1725 if ((gSelectedIndex < $("li", $selectedUl).length-1) || 1726 ($($("li", $selectedUl)[gSelectedIndex+1]).hasClass("header"))) { 1727 $('li', $selectedUl).removeClass('jd-selected'); 1728 gSelectedIndex++; 1729 $('li:nth-child('+(gSelectedIndex+1)+')', $selectedUl).addClass('jd-selected'); 1730 } 1731 return false; 1732 } 1733 // Consider left/right arrow navigation 1734 // NOTE: Order of suggest columns are reverse order (index position 0 is on right) 1735 else if (kd && $columns.length > 1 && gSelectedColumn >= 0) { 1736 // 37 LEFT ARROW 1737 // go left only if current column is not left-most column (last column) 1738 if (e.keyCode == 37 && gSelectedColumn < $columns.length - 1) { 1739 $('li', $selectedUl).removeClass('jd-selected'); 1740 gSelectedColumn++; 1741 $selectedUl = $columns[gSelectedColumn]; 1742 // keep or reset the selected item to last item as appropriate 1743 gSelectedIndex = gSelectedIndex > 1744 $("li", $selectedUl).length-1 ? 1745 $("li", $selectedUl).length-1 : gSelectedIndex; 1746 // if the corresponding item is a header, move down 1747 if ($($("li", $selectedUl)[gSelectedIndex]).hasClass("header")) { 1748 gSelectedIndex++; 1749 } 1750 // set item selected 1751 $('li:nth-child('+(gSelectedIndex+1)+')', $selectedUl).addClass('jd-selected'); 1752 return false; 1753 } 1754 // 39 RIGHT ARROW 1755 // go right only if current column is not the right-most column (first column) 1756 else if (e.keyCode == 39 && gSelectedColumn > 0) { 1757 $('li', $selectedUl).removeClass('jd-selected'); 1758 gSelectedColumn--; 1759 $selectedUl = $columns[gSelectedColumn]; 1760 // keep or reset the selected item to last item as appropriate 1761 gSelectedIndex = gSelectedIndex > 1762 $("li", $selectedUl).length-1 ? 1763 $("li", $selectedUl).length-1 : gSelectedIndex; 1764 // if the corresponding item is a header, move down 1765 if ($($("li", $selectedUl)[gSelectedIndex]).hasClass("header")) { 1766 gSelectedIndex++; 1767 } 1768 // set item selected 1769 $('li:nth-child('+(gSelectedIndex+1)+')', $selectedUl).addClass('jd-selected'); 1770 return false; 1771 } 1772 } 1773 1774 // if key-up event and not arrow down/up, 1775 // read the search query and add suggestsions to gMatches 1776 else if (!kd && (e.keyCode != 40) 1777 && (e.keyCode != 38) 1778 && (e.keyCode != 37) 1779 && (e.keyCode != 39)) { 1780 gSelectedIndex = -1; 1781 gMatches = new Array(); 1782 matchedCount = 0; 1783 gGoogleMatches = new Array(); 1784 matchedCountGoogle = 0; 1785 gDocsMatches = new Array(); 1786 matchedCountDocs = 0; 1787 1788 // Search for Android matches 1789 for (var i=0; i<DATA.length; i++) { 1790 var s = DATA[i]; 1791 if (text.length != 0 && 1792 s.label.toLowerCase().indexOf(text.toLowerCase()) != -1) { 1793 gMatches[matchedCount] = s; 1794 matchedCount++; 1795 } 1796 } 1797 rank_autocomplete_api_results(text, gMatches); 1798 for (var i=0; i<gMatches.length; i++) { 1799 var s = gMatches[i]; 1800 } 1801 1802 1803 // Search for Google matches 1804 for (var i=0; i<GOOGLE_DATA.length; i++) { 1805 var s = GOOGLE_DATA[i]; 1806 if (text.length != 0 && 1807 s.label.toLowerCase().indexOf(text.toLowerCase()) != -1) { 1808 gGoogleMatches[matchedCountGoogle] = s; 1809 matchedCountGoogle++; 1810 } 1811 } 1812 rank_autocomplete_api_results(text, gGoogleMatches); 1813 for (var i=0; i<gGoogleMatches.length; i++) { 1814 var s = gGoogleMatches[i]; 1815 } 1816 1817 highlight_autocomplete_result_labels(text); 1818 1819 1820 1821 // Search for JD docs 1822 if (text.length >= 3) { 1823 for (var i=0; i<JD_DATA.length; i++) { 1824 // Regex to match only the beginning of a word 1825 var textRegex = new RegExp("\\b" + text.toLowerCase(), "g"); 1826 // current search comparison, with counters for tag and title, 1827 // used later to improve ranking 1828 var s = JD_DATA[i]; 1829 s.matched_tag = 0; 1830 s.matched_title = 0; 1831 var matched = false; 1832 1833 // Check if query matches any tags; work backwards toward 1 to assist ranking 1834 for (var j = s.tags.length - 1; j >= 0; j--) { 1835 // it matches a tag 1836 if (s.tags[j].toLowerCase().match(textRegex)) { 1837 matched = true; 1838 s.matched_tag = j + 1; // add 1 to index position 1839 } 1840 } 1841 // Don't consider doc title for lessons (only for class landing pages) 1842 // ...it is not a training lesson (or is but has matched a tag) 1843 if (!(s.type == "training" && s.link.indexOf("index.html") == -1) || matched) { 1844 // it matches the doc title 1845 if (s.label.toLowerCase().match(textRegex)) { 1846 matched = true; 1847 s.matched_title = 1; 1848 } 1849 } 1850 if (matched) { 1851 gDocsMatches[matchedCountDocs] = s; 1852 matchedCountDocs++; 1853 } 1854 } 1855 rank_autocomplete_doc_results(text, gDocsMatches); 1856 } 1857 1858 // draw the suggestions 1859 sync_selection_table(toroot); 1860 return true; // allow the event to bubble up to the search api 1861 } 1862} 1863 1864/* Order the jd doc result list based on match quality */ 1865function rank_autocomplete_doc_results(query, matches) { 1866 query = query || ''; 1867 if (!matches || !matches.length) 1868 return; 1869 1870 var _resultScoreFn = function(match) { 1871 var score = 1.0; 1872 1873 // if the query matched a tag 1874 if (match.matched_tag > 0) { 1875 // multiply score by factor relative to position in tags list (max of 3) 1876 score *= 3 / match.matched_tag; 1877 1878 // if it also matched the title 1879 if (match.matched_title > 0) { 1880 score *= 2; 1881 } 1882 } else if (match.matched_title > 0) { 1883 score *= 3; 1884 } 1885 1886 return score; 1887 }; 1888 1889 for (var i=0; i<matches.length; i++) { 1890 matches[i].__resultScore = _resultScoreFn(matches[i]); 1891 } 1892 1893 matches.sort(function(a,b){ 1894 var n = b.__resultScore - a.__resultScore; 1895 if (n == 0) // lexicographical sort if scores are the same 1896 n = (a.label < b.label) ? -1 : 1; 1897 return n; 1898 }); 1899} 1900 1901/* Order the result list based on match quality */ 1902function rank_autocomplete_api_results(query, matches) { 1903 query = query || ''; 1904 if (!matches || !matches.length) 1905 return; 1906 1907 // helper function that gets the last occurence index of the given regex 1908 // in the given string, or -1 if not found 1909 var _lastSearch = function(s, re) { 1910 if (s == '') 1911 return -1; 1912 var l = -1; 1913 var tmp; 1914 while ((tmp = s.search(re)) >= 0) { 1915 if (l < 0) l = 0; 1916 l += tmp; 1917 s = s.substr(tmp + 1); 1918 } 1919 return l; 1920 }; 1921 1922 // helper function that counts the occurrences of a given character in 1923 // a given string 1924 var _countChar = function(s, c) { 1925 var n = 0; 1926 for (var i=0; i<s.length; i++) 1927 if (s.charAt(i) == c) ++n; 1928 return n; 1929 }; 1930 1931 var queryLower = query.toLowerCase(); 1932 var queryAlnum = (queryLower.match(/\w+/) || [''])[0]; 1933 var partPrefixAlnumRE = new RegExp('\\b' + queryAlnum); 1934 var partExactAlnumRE = new RegExp('\\b' + queryAlnum + '\\b'); 1935 1936 var _resultScoreFn = function(result) { 1937 // scores are calculated based on exact and prefix matches, 1938 // and then number of path separators (dots) from the last 1939 // match (i.e. favoring classes and deep package names) 1940 var score = 1.0; 1941 var labelLower = result.label.toLowerCase(); 1942 var t; 1943 t = _lastSearch(labelLower, partExactAlnumRE); 1944 if (t >= 0) { 1945 // exact part match 1946 var partsAfter = _countChar(labelLower.substr(t + 1), '.'); 1947 score *= 200 / (partsAfter + 1); 1948 } else { 1949 t = _lastSearch(labelLower, partPrefixAlnumRE); 1950 if (t >= 0) { 1951 // part prefix match 1952 var partsAfter = _countChar(labelLower.substr(t + 1), '.'); 1953 score *= 20 / (partsAfter + 1); 1954 } 1955 } 1956 1957 return score; 1958 }; 1959 1960 for (var i=0; i<matches.length; i++) { 1961 // if the API is deprecated, default score is 0; otherwise, perform scoring 1962 if (matches[i].deprecated == "true") { 1963 matches[i].__resultScore = 0; 1964 } else { 1965 matches[i].__resultScore = _resultScoreFn(matches[i]); 1966 } 1967 } 1968 1969 matches.sort(function(a,b){ 1970 var n = b.__resultScore - a.__resultScore; 1971 if (n == 0) // lexicographical sort if scores are the same 1972 n = (a.label < b.label) ? -1 : 1; 1973 return n; 1974 }); 1975} 1976 1977/* Add emphasis to part of string that matches query */ 1978function highlight_autocomplete_result_labels(query) { 1979 query = query || ''; 1980 if ((!gMatches || !gMatches.length) && (!gGoogleMatches || !gGoogleMatches.length)) 1981 return; 1982 1983 var queryLower = query.toLowerCase(); 1984 var queryAlnumDot = (queryLower.match(/[\w\.]+/) || [''])[0]; 1985 var queryRE = new RegExp( 1986 '(' + queryAlnumDot.replace(/\./g, '\\.') + ')', 'ig'); 1987 for (var i=0; i<gMatches.length; i++) { 1988 gMatches[i].__hilabel = gMatches[i].label.replace( 1989 queryRE, '<b>$1</b>'); 1990 } 1991 for (var i=0; i<gGoogleMatches.length; i++) { 1992 gGoogleMatches[i].__hilabel = gGoogleMatches[i].label.replace( 1993 queryRE, '<b>$1</b>'); 1994 } 1995} 1996 1997function search_focus_changed(obj, focused) 1998{ 1999 if (!focused) { 2000 if(obj.value == ""){ 2001 $(".search .close").addClass("hide"); 2002 } 2003 $(".suggest-card").hide(); 2004 } 2005} 2006 2007function submit_search() { 2008 var query = document.getElementById('search_autocomplete').value; 2009 location.hash = 'q=' + query; 2010 loadSearchResults(); 2011 $("#searchResults").slideDown('slow'); 2012 return false; 2013} 2014 2015 2016function hideResults() { 2017 $("#searchResults").slideUp(); 2018 $(".search .close").addClass("hide"); 2019 location.hash = ''; 2020 2021 $("#search_autocomplete").val("").blur(); 2022 2023 // reset the ajax search callback to nothing, so results don't appear unless ENTER 2024 searchControl.setSearchStartingCallback(this, function(control, searcher, query) {}); 2025 2026 // forcefully regain key-up event control (previously jacked by search api) 2027 $("#search_autocomplete").keyup(function(event) { 2028 return search_changed(event, false, toRoot); 2029 }); 2030 2031 return false; 2032} 2033 2034 2035 2036/* ########################################################## */ 2037/* ################ CUSTOM SEARCH ENGINE ################## */ 2038/* ########################################################## */ 2039 2040var searchControl; 2041google.load('search', '1', {"callback" : function() { 2042 searchControl = new google.search.SearchControl(); 2043 } }); 2044 2045function loadSearchResults() { 2046 document.getElementById("search_autocomplete").style.color = "#000"; 2047 2048 searchControl = new google.search.SearchControl(); 2049 2050 // use our existing search form and use tabs when multiple searchers are used 2051 drawOptions = new google.search.DrawOptions(); 2052 drawOptions.setDrawMode(google.search.SearchControl.DRAW_MODE_TABBED); 2053 drawOptions.setInput(document.getElementById("search_autocomplete")); 2054 2055 // configure search result options 2056 searchOptions = new google.search.SearcherOptions(); 2057 searchOptions.setExpandMode(GSearchControl.EXPAND_MODE_OPEN); 2058 2059 // configure each of the searchers, for each tab 2060 devSiteSearcher = new google.search.WebSearch(); 2061 devSiteSearcher.setUserDefinedLabel("All"); 2062 devSiteSearcher.setSiteRestriction("001482626316274216503:zu90b7s047u"); 2063 2064 designSearcher = new google.search.WebSearch(); 2065 designSearcher.setUserDefinedLabel("Design"); 2066 designSearcher.setSiteRestriction("http://developer.android.com/design/"); 2067 2068 trainingSearcher = new google.search.WebSearch(); 2069 trainingSearcher.setUserDefinedLabel("Training"); 2070 trainingSearcher.setSiteRestriction("http://developer.android.com/training/"); 2071 2072 guidesSearcher = new google.search.WebSearch(); 2073 guidesSearcher.setUserDefinedLabel("Guides"); 2074 guidesSearcher.setSiteRestriction("http://developer.android.com/guide/"); 2075 2076 referenceSearcher = new google.search.WebSearch(); 2077 referenceSearcher.setUserDefinedLabel("Reference"); 2078 referenceSearcher.setSiteRestriction("http://developer.android.com/reference/"); 2079 2080 googleSearcher = new google.search.WebSearch(); 2081 googleSearcher.setUserDefinedLabel("Google Services"); 2082 googleSearcher.setSiteRestriction("http://developer.android.com/google/"); 2083 2084 blogSearcher = new google.search.WebSearch(); 2085 blogSearcher.setUserDefinedLabel("Blog"); 2086 blogSearcher.setSiteRestriction("http://android-developers.blogspot.com"); 2087 2088 // add each searcher to the search control 2089 searchControl.addSearcher(devSiteSearcher, searchOptions); 2090 searchControl.addSearcher(designSearcher, searchOptions); 2091 searchControl.addSearcher(trainingSearcher, searchOptions); 2092 searchControl.addSearcher(guidesSearcher, searchOptions); 2093 searchControl.addSearcher(referenceSearcher, searchOptions); 2094 searchControl.addSearcher(googleSearcher, searchOptions); 2095 searchControl.addSearcher(blogSearcher, searchOptions); 2096 2097 // configure result options 2098 searchControl.setResultSetSize(google.search.Search.LARGE_RESULTSET); 2099 searchControl.setLinkTarget(google.search.Search.LINK_TARGET_SELF); 2100 searchControl.setTimeoutInterval(google.search.SearchControl.TIMEOUT_SHORT); 2101 searchControl.setNoResultsString(google.search.SearchControl.NO_RESULTS_DEFAULT_STRING); 2102 2103 // upon ajax search, refresh the url and search title 2104 searchControl.setSearchStartingCallback(this, function(control, searcher, query) { 2105 updateResultTitle(query); 2106 var query = document.getElementById('search_autocomplete').value; 2107 location.hash = 'q=' + query; 2108 }); 2109 2110 // once search results load, set up click listeners 2111 searchControl.setSearchCompleteCallback(this, function(control, searcher, query) { 2112 addResultClickListeners(); 2113 }); 2114 2115 // draw the search results box 2116 searchControl.draw(document.getElementById("leftSearchControl"), drawOptions); 2117 2118 // get query and execute the search 2119 searchControl.execute(decodeURI(getQuery(location.hash))); 2120 2121 document.getElementById("search_autocomplete").focus(); 2122 addTabListeners(); 2123} 2124// End of loadSearchResults 2125 2126 2127google.setOnLoadCallback(function(){ 2128 if (location.hash.indexOf("q=") == -1) { 2129 // if there's no query in the url, don't search and make sure results are hidden 2130 $('#searchResults').hide(); 2131 return; 2132 } else { 2133 // first time loading search results for this page 2134 $('#searchResults').slideDown('slow'); 2135 $(".search .close").removeClass("hide"); 2136 loadSearchResults(); 2137 } 2138}, true); 2139 2140// when an event on the browser history occurs (back, forward, load) requery hash and do search 2141$(window).hashchange( function(){ 2142 // Exit if the hash isn't a search query or there's an error in the query 2143 if ((location.hash.indexOf("q=") == -1) || (query == "undefined")) { 2144 // If the results pane is open, close it. 2145 if (!$("#searchResults").is(":hidden")) { 2146 hideResults(); 2147 } 2148 return; 2149 } 2150 2151 // Otherwise, we have a search to do 2152 var query = decodeURI(getQuery(location.hash)); 2153 searchControl.execute(query); 2154 $('#searchResults').slideDown('slow'); 2155 $("#search_autocomplete").focus(); 2156 $(".search .close").removeClass("hide"); 2157 2158 updateResultTitle(query); 2159}); 2160 2161function updateResultTitle(query) { 2162 $("#searchTitle").html("Results for <em>" + escapeHTML(query) + "</em>"); 2163} 2164 2165// forcefully regain key-up event control (previously jacked by search api) 2166$("#search_autocomplete").keyup(function(event) { 2167 return search_changed(event, false, toRoot); 2168}); 2169 2170// add event listeners to each tab so we can track the browser history 2171function addTabListeners() { 2172 var tabHeaders = $(".gsc-tabHeader"); 2173 for (var i = 0; i < tabHeaders.length; i++) { 2174 $(tabHeaders[i]).attr("id",i).click(function() { 2175 /* 2176 // make a copy of the page numbers for the search left pane 2177 setTimeout(function() { 2178 // remove any residual page numbers 2179 $('#searchResults .gsc-tabsArea .gsc-cursor-box.gs-bidi-start-align').remove(); 2180 // move the page numbers to the left position; make a clone, 2181 // because the element is drawn to the DOM only once 2182 // and because we're going to remove it (previous line), 2183 // we need it to be available to move again as the user navigates 2184 $('#searchResults .gsc-webResult .gsc-cursor-box.gs-bidi-start-align:visible') 2185 .clone().appendTo('#searchResults .gsc-tabsArea'); 2186 }, 200); 2187 */ 2188 }); 2189 } 2190 setTimeout(function(){$(tabHeaders[0]).click()},200); 2191} 2192 2193// add analytics tracking events to each result link 2194function addResultClickListeners() { 2195 $("#searchResults a.gs-title").each(function(index, link) { 2196 // When user clicks enter for Google search results, track it 2197 $(link).click(function() { 2198 _gaq.push(['_trackEvent', 'Google Click', 'clicked: ' + $(this).text(), 2199 'from: ' + $("#search_autocomplete").val()]); 2200 }); 2201 }); 2202} 2203 2204 2205function getQuery(hash) { 2206 var queryParts = hash.split('='); 2207 return queryParts[1]; 2208} 2209 2210/* returns the given string with all HTML brackets converted to entities 2211 TODO: move this to the site's JS library */ 2212function escapeHTML(string) { 2213 return string.replace(/</g,"<") 2214 .replace(/>/g,">"); 2215} 2216 2217 2218 2219 2220 2221 2222 2223/* ######################################################## */ 2224/* ################# JAVADOC REFERENCE ################### */ 2225/* ######################################################## */ 2226 2227/* Initialize some droiddoc stuff, but only if we're in the reference */ 2228if (location.pathname.indexOf("/reference") == 0) { 2229 if(!(location.pathname.indexOf("/reference-gms/packages.html") == 0) 2230 && !(location.pathname.indexOf("/reference-gcm/packages.html") == 0) 2231 && !(location.pathname.indexOf("/reference/com/google") == 0)) { 2232 $(document).ready(function() { 2233 // init available apis based on user pref 2234 changeApiLevel(); 2235 initSidenavHeightResize() 2236 }); 2237 } 2238} 2239 2240var API_LEVEL_COOKIE = "api_level"; 2241var minLevel = 1; 2242var maxLevel = 1; 2243 2244/******* SIDENAV DIMENSIONS ************/ 2245 2246 function initSidenavHeightResize() { 2247 // Change the drag bar size to nicely fit the scrollbar positions 2248 var $dragBar = $(".ui-resizable-s"); 2249 $dragBar.css({'width': $dragBar.parent().width() - 5 + "px"}); 2250 2251 $( "#resize-packages-nav" ).resizable({ 2252 containment: "#nav-panels", 2253 handles: "s", 2254 alsoResize: "#packages-nav", 2255 resize: function(event, ui) { resizeNav(); }, /* resize the nav while dragging */ 2256 stop: function(event, ui) { saveNavPanels(); } /* once stopped, save the sizes to cookie */ 2257 }); 2258 2259 } 2260 2261function updateSidenavFixedWidth() { 2262 if (!navBarIsFixed) return; 2263 $('#devdoc-nav').css({ 2264 'width' : $('#side-nav').css('width'), 2265 'margin' : $('#side-nav').css('margin') 2266 }); 2267 $('#devdoc-nav a.totop').css({'display':'block','width':$("#nav").innerWidth()+'px'}); 2268 2269 initSidenavHeightResize(); 2270} 2271 2272function updateSidenavFullscreenWidth() { 2273 if (!navBarIsFixed) return; 2274 $('#devdoc-nav').css({ 2275 'width' : $('#side-nav').css('width'), 2276 'margin' : $('#side-nav').css('margin') 2277 }); 2278 $('#devdoc-nav .totop').css({'left': 'inherit'}); 2279 2280 initSidenavHeightResize(); 2281} 2282 2283function buildApiLevelSelector() { 2284 maxLevel = SINCE_DATA.length; 2285 var userApiLevel = parseInt(readCookie(API_LEVEL_COOKIE)); 2286 userApiLevel = userApiLevel == 0 ? maxLevel : userApiLevel; // If there's no cookie (zero), use the max by default 2287 2288 minLevel = parseInt($("#doc-api-level").attr("class")); 2289 // Handle provisional api levels; the provisional level will always be the highest possible level 2290 // Provisional api levels will also have a length; other stuff that's just missing a level won't, 2291 // so leave those kinds of entities at the default level of 1 (for example, the R.styleable class) 2292 if (isNaN(minLevel) && minLevel.length) { 2293 minLevel = maxLevel; 2294 } 2295 var select = $("#apiLevelSelector").html("").change(changeApiLevel); 2296 for (var i = maxLevel-1; i >= 0; i--) { 2297 var option = $("<option />").attr("value",""+SINCE_DATA[i]).append(""+SINCE_DATA[i]); 2298 // if (SINCE_DATA[i] < minLevel) option.addClass("absent"); // always false for strings (codenames) 2299 select.append(option); 2300 } 2301 2302 // get the DOM element and use setAttribute cuz IE6 fails when using jquery .attr('selected',true) 2303 var selectedLevelItem = $("#apiLevelSelector option[value='"+userApiLevel+"']").get(0); 2304 selectedLevelItem.setAttribute('selected',true); 2305} 2306 2307function changeApiLevel() { 2308 maxLevel = SINCE_DATA.length; 2309 var selectedLevel = maxLevel; 2310 2311 selectedLevel = parseInt($("#apiLevelSelector option:selected").val()); 2312 toggleVisisbleApis(selectedLevel, "body"); 2313 2314 var date = new Date(); 2315 date.setTime(date.getTime()+(10*365*24*60*60*1000)); // keep this for 10 years 2316 var expiration = date.toGMTString(); 2317 writeCookie(API_LEVEL_COOKIE, selectedLevel, null, expiration); 2318 2319 if (selectedLevel < minLevel) { 2320 var thing = ($("#jd-header").html().indexOf("package") != -1) ? "package" : "class"; 2321 $("#naMessage").show().html("<div><p><strong>This " + thing 2322 + " requires API level " + minLevel + " or higher.</strong></p>" 2323 + "<p>This document is hidden because your selected API level for the documentation is " 2324 + selectedLevel + ". You can change the documentation API level with the selector " 2325 + "above the left navigation.</p>" 2326 + "<p>For more information about specifying the API level your app requires, " 2327 + "read <a href='" + toRoot + "training/basics/supporting-devices/platforms.html'" 2328 + ">Supporting Different Platform Versions</a>.</p>" 2329 + "<input type='button' value='OK, make this page visible' " 2330 + "title='Change the API level to " + minLevel + "' " 2331 + "onclick='$(\"#apiLevelSelector\").val(\"" + minLevel + "\");changeApiLevel();' />" 2332 + "</div>"); 2333 } else { 2334 $("#naMessage").hide(); 2335 } 2336} 2337 2338function toggleVisisbleApis(selectedLevel, context) { 2339 var apis = $(".api",context); 2340 apis.each(function(i) { 2341 var obj = $(this); 2342 var className = obj.attr("class"); 2343 var apiLevelIndex = className.lastIndexOf("-")+1; 2344 var apiLevelEndIndex = className.indexOf(" ", apiLevelIndex); 2345 apiLevelEndIndex = apiLevelEndIndex != -1 ? apiLevelEndIndex : className.length; 2346 var apiLevel = className.substring(apiLevelIndex, apiLevelEndIndex); 2347 if (apiLevel.length == 0) { // for odd cases when the since data is actually missing, just bail 2348 return; 2349 } 2350 apiLevel = parseInt(apiLevel); 2351 2352 // Handle provisional api levels; if this item's level is the provisional one, set it to the max 2353 var selectedLevelNum = parseInt(selectedLevel) 2354 var apiLevelNum = parseInt(apiLevel); 2355 if (isNaN(apiLevelNum)) { 2356 apiLevelNum = maxLevel; 2357 } 2358 2359 // Grey things out that aren't available and give a tooltip title 2360 if (apiLevelNum > selectedLevelNum) { 2361 obj.addClass("absent").attr("title","Requires API Level \"" 2362 + apiLevel + "\" or higher"); 2363 } 2364 else obj.removeClass("absent").removeAttr("title"); 2365 }); 2366} 2367 2368 2369 2370 2371/* ################# SIDENAV TREE VIEW ################### */ 2372 2373function new_node(me, mom, text, link, children_data, api_level) 2374{ 2375 var node = new Object(); 2376 node.children = Array(); 2377 node.children_data = children_data; 2378 node.depth = mom.depth + 1; 2379 2380 node.li = document.createElement("li"); 2381 mom.get_children_ul().appendChild(node.li); 2382 2383 node.label_div = document.createElement("div"); 2384 node.label_div.className = "label"; 2385 if (api_level != null) { 2386 $(node.label_div).addClass("api"); 2387 $(node.label_div).addClass("api-level-"+api_level); 2388 } 2389 node.li.appendChild(node.label_div); 2390 2391 if (children_data != null) { 2392 node.expand_toggle = document.createElement("a"); 2393 node.expand_toggle.href = "javascript:void(0)"; 2394 node.expand_toggle.onclick = function() { 2395 if (node.expanded) { 2396 $(node.get_children_ul()).slideUp("fast"); 2397 node.plus_img.src = me.toroot + "assets/images/triangle-closed-small.png"; 2398 node.expanded = false; 2399 } else { 2400 expand_node(me, node); 2401 } 2402 }; 2403 node.label_div.appendChild(node.expand_toggle); 2404 2405 node.plus_img = document.createElement("img"); 2406 node.plus_img.src = me.toroot + "assets/images/triangle-closed-small.png"; 2407 node.plus_img.className = "plus"; 2408 node.plus_img.width = "8"; 2409 node.plus_img.border = "0"; 2410 node.expand_toggle.appendChild(node.plus_img); 2411 2412 node.expanded = false; 2413 } 2414 2415 var a = document.createElement("a"); 2416 node.label_div.appendChild(a); 2417 node.label = document.createTextNode(text); 2418 a.appendChild(node.label); 2419 if (link) { 2420 a.href = me.toroot + link; 2421 } else { 2422 if (children_data != null) { 2423 a.className = "nolink"; 2424 a.href = "javascript:void(0)"; 2425 a.onclick = node.expand_toggle.onclick; 2426 // This next line shouldn't be necessary. I'll buy a beer for the first 2427 // person who figures out how to remove this line and have the link 2428 // toggle shut on the first try. --joeo@android.com 2429 node.expanded = false; 2430 } 2431 } 2432 2433 2434 node.children_ul = null; 2435 node.get_children_ul = function() { 2436 if (!node.children_ul) { 2437 node.children_ul = document.createElement("ul"); 2438 node.children_ul.className = "children_ul"; 2439 node.children_ul.style.display = "none"; 2440 node.li.appendChild(node.children_ul); 2441 } 2442 return node.children_ul; 2443 }; 2444 2445 return node; 2446} 2447 2448 2449 2450 2451function expand_node(me, node) 2452{ 2453 if (node.children_data && !node.expanded) { 2454 if (node.children_visited) { 2455 $(node.get_children_ul()).slideDown("fast"); 2456 } else { 2457 get_node(me, node); 2458 if ($(node.label_div).hasClass("absent")) { 2459 $(node.get_children_ul()).addClass("absent"); 2460 } 2461 $(node.get_children_ul()).slideDown("fast"); 2462 } 2463 node.plus_img.src = me.toroot + "assets/images/triangle-opened-small.png"; 2464 node.expanded = true; 2465 2466 // perform api level toggling because new nodes are new to the DOM 2467 var selectedLevel = $("#apiLevelSelector option:selected").val(); 2468 toggleVisisbleApis(selectedLevel, "#side-nav"); 2469 } 2470} 2471 2472function get_node(me, mom) 2473{ 2474 mom.children_visited = true; 2475 for (var i in mom.children_data) { 2476 var node_data = mom.children_data[i]; 2477 mom.children[i] = new_node(me, mom, node_data[0], node_data[1], 2478 node_data[2], node_data[3]); 2479 } 2480} 2481 2482function this_page_relative(toroot) 2483{ 2484 var full = document.location.pathname; 2485 var file = ""; 2486 if (toroot.substr(0, 1) == "/") { 2487 if (full.substr(0, toroot.length) == toroot) { 2488 return full.substr(toroot.length); 2489 } else { 2490 // the file isn't under toroot. Fail. 2491 return null; 2492 } 2493 } else { 2494 if (toroot != "./") { 2495 toroot = "./" + toroot; 2496 } 2497 do { 2498 if (toroot.substr(toroot.length-3, 3) == "../" || toroot == "./") { 2499 var pos = full.lastIndexOf("/"); 2500 file = full.substr(pos) + file; 2501 full = full.substr(0, pos); 2502 toroot = toroot.substr(0, toroot.length-3); 2503 } 2504 } while (toroot != "" && toroot != "/"); 2505 return file.substr(1); 2506 } 2507} 2508 2509function find_page(url, data) 2510{ 2511 var nodes = data; 2512 var result = null; 2513 for (var i in nodes) { 2514 var d = nodes[i]; 2515 if (d[1] == url) { 2516 return new Array(i); 2517 } 2518 else if (d[2] != null) { 2519 result = find_page(url, d[2]); 2520 if (result != null) { 2521 return (new Array(i).concat(result)); 2522 } 2523 } 2524 } 2525 return null; 2526} 2527 2528function init_default_navtree(toroot) { 2529 // load json file for navtree data 2530 $.getScript(toRoot + 'navtree_data.js', function(data, textStatus, jqxhr) { 2531 // when the file is loaded, initialize the tree 2532 if(jqxhr.status === 200) { 2533 init_navtree("tree-list", toroot, NAVTREE_DATA); 2534 } 2535 }); 2536 2537 // perform api level toggling because because the whole tree is new to the DOM 2538 var selectedLevel = $("#apiLevelSelector option:selected").val(); 2539 toggleVisisbleApis(selectedLevel, "#side-nav"); 2540} 2541 2542function init_navtree(navtree_id, toroot, root_nodes) 2543{ 2544 var me = new Object(); 2545 me.toroot = toroot; 2546 me.node = new Object(); 2547 2548 me.node.li = document.getElementById(navtree_id); 2549 me.node.children_data = root_nodes; 2550 me.node.children = new Array(); 2551 me.node.children_ul = document.createElement("ul"); 2552 me.node.get_children_ul = function() { return me.node.children_ul; }; 2553 //me.node.children_ul.className = "children_ul"; 2554 me.node.li.appendChild(me.node.children_ul); 2555 me.node.depth = 0; 2556 2557 get_node(me, me.node); 2558 2559 me.this_page = this_page_relative(toroot); 2560 me.breadcrumbs = find_page(me.this_page, root_nodes); 2561 if (me.breadcrumbs != null && me.breadcrumbs.length != 0) { 2562 var mom = me.node; 2563 for (var i in me.breadcrumbs) { 2564 var j = me.breadcrumbs[i]; 2565 mom = mom.children[j]; 2566 expand_node(me, mom); 2567 } 2568 mom.label_div.className = mom.label_div.className + " selected"; 2569 addLoadEvent(function() { 2570 scrollIntoView("nav-tree"); 2571 }); 2572 } 2573} 2574 2575 2576 2577 2578 2579 2580 2581 2582/* TODO: eliminate redundancy with non-google functions */ 2583function init_google_navtree(navtree_id, toroot, root_nodes) 2584{ 2585 var me = new Object(); 2586 me.toroot = toroot; 2587 me.node = new Object(); 2588 2589 me.node.li = document.getElementById(navtree_id); 2590 me.node.children_data = root_nodes; 2591 me.node.children = new Array(); 2592 me.node.children_ul = document.createElement("ul"); 2593 me.node.get_children_ul = function() { return me.node.children_ul; }; 2594 //me.node.children_ul.className = "children_ul"; 2595 me.node.li.appendChild(me.node.children_ul); 2596 me.node.depth = 0; 2597 2598 get_google_node(me, me.node); 2599} 2600 2601function new_google_node(me, mom, text, link, children_data, api_level) 2602{ 2603 var node = new Object(); 2604 var child; 2605 node.children = Array(); 2606 node.children_data = children_data; 2607 node.depth = mom.depth + 1; 2608 node.get_children_ul = function() { 2609 if (!node.children_ul) { 2610 node.children_ul = document.createElement("ul"); 2611 node.children_ul.className = "tree-list-children"; 2612 node.li.appendChild(node.children_ul); 2613 } 2614 return node.children_ul; 2615 }; 2616 node.li = document.createElement("li"); 2617 2618 mom.get_children_ul().appendChild(node.li); 2619 2620 2621 if(link) { 2622 child = document.createElement("a"); 2623 2624 } 2625 else { 2626 child = document.createElement("span"); 2627 child.className = "tree-list-subtitle"; 2628 2629 } 2630 if (children_data != null) { 2631 node.li.className="nav-section"; 2632 node.label_div = document.createElement("div"); 2633 node.label_div.className = "nav-section-header-ref"; 2634 node.li.appendChild(node.label_div); 2635 get_google_node(me, node); 2636 node.label_div.appendChild(child); 2637 } 2638 else { 2639 node.li.appendChild(child); 2640 } 2641 if(link) { 2642 child.href = me.toroot + link; 2643 } 2644 node.label = document.createTextNode(text); 2645 child.appendChild(node.label); 2646 2647 node.children_ul = null; 2648 2649 return node; 2650} 2651 2652function get_google_node(me, mom) 2653{ 2654 mom.children_visited = true; 2655 var linkText; 2656 for (var i in mom.children_data) { 2657 var node_data = mom.children_data[i]; 2658 linkText = node_data[0]; 2659 2660 if(linkText.match("^"+"com.google.android")=="com.google.android"){ 2661 linkText = linkText.substr(19, linkText.length); 2662 } 2663 mom.children[i] = new_google_node(me, mom, linkText, node_data[1], 2664 node_data[2], node_data[3]); 2665 } 2666} 2667 2668 2669 2670 2671 2672 2673/****** NEW version of script to build google and sample navs dynamically ******/ 2674// TODO: update Google reference docs to tolerate this new implementation 2675 2676function init_google_navtree2(navtree_id, data) 2677{ 2678 var $containerUl = $("#"+navtree_id); 2679 var linkText; 2680 for (var i in data) { 2681 var node_data = data[i]; 2682 $containerUl.append(new_google_node2(node_data)); 2683 } 2684 2685 initExpandableNavItems("#"+navtree_id); 2686} 2687 2688function new_google_node2(node_data) 2689{ 2690 var linkText = node_data[0]; 2691 if(linkText.match("^"+"com.google.android")=="com.google.android"){ 2692 linkText = linkText.substr(19, linkText.length); 2693 } 2694 var $li = $('<li>'); 2695 var $a; 2696 if (node_data[1] != null) { 2697 $a = $('<a href="' + toRoot + node_data[1] + '">' + linkText + '</a>'); 2698 } else { 2699 $a = $('<a href="#" onclick="return false;">' + linkText + '/</a>'); 2700 } 2701 var $childUl = $('<ul>'); 2702 if (node_data[2] != null) { 2703 $li.addClass("nav-section"); 2704 $a = $('<div class="nav-section-header">').append($a); 2705 if (node_data[1] == null) $a.addClass('empty'); 2706 2707 for (var i in node_data[2]) { 2708 var child_node_data = node_data[2][i]; 2709 $childUl.append(new_google_node2(child_node_data)); 2710 } 2711 $li.append($childUl); 2712 } 2713 $li.prepend($a); 2714 2715 return $li; 2716} 2717 2718 2719 2720 2721 2722 2723 2724 2725 2726 2727 2728function showGoogleRefTree() { 2729 init_default_google_navtree(toRoot); 2730 init_default_gcm_navtree(toRoot); 2731} 2732 2733function init_default_google_navtree(toroot) { 2734 // load json file for navtree data 2735 $.getScript(toRoot + 'gms_navtree_data.js', function(data, textStatus, jqxhr) { 2736 // when the file is loaded, initialize the tree 2737 if(jqxhr.status === 200) { 2738 init_google_navtree("gms-tree-list", toroot, GMS_NAVTREE_DATA); 2739 highlightSidenav(); 2740 resizeNav(); 2741 } 2742 }); 2743} 2744 2745function init_default_gcm_navtree(toroot) { 2746 // load json file for navtree data 2747 $.getScript(toRoot + 'gcm_navtree_data.js', function(data, textStatus, jqxhr) { 2748 // when the file is loaded, initialize the tree 2749 if(jqxhr.status === 200) { 2750 init_google_navtree("gcm-tree-list", toroot, GCM_NAVTREE_DATA); 2751 highlightSidenav(); 2752 resizeNav(); 2753 } 2754 }); 2755} 2756 2757function showSamplesRefTree() { 2758 init_default_samples_navtree(toRoot); 2759} 2760 2761function init_default_samples_navtree(toroot) { 2762 // load json file for navtree data 2763 $.getScript(toRoot + 'samples_navtree_data.js', function(data, textStatus, jqxhr) { 2764 // when the file is loaded, initialize the tree 2765 if(jqxhr.status === 200) { 2766 init_google_navtree2("nav.samples-nav", SAMPLES_NAVTREE_DATA); 2767 highlightSidenav(); 2768 resizeNav(); 2769 } 2770 }); 2771} 2772 2773/* TOGGLE INHERITED MEMBERS */ 2774 2775/* Toggle an inherited class (arrow toggle) 2776 * @param linkObj The link that was clicked. 2777 * @param expand 'true' to ensure it's expanded. 'false' to ensure it's closed. 2778 * 'null' to simply toggle. 2779 */ 2780function toggleInherited(linkObj, expand) { 2781 var base = linkObj.getAttribute("id"); 2782 var list = document.getElementById(base + "-list"); 2783 var summary = document.getElementById(base + "-summary"); 2784 var trigger = document.getElementById(base + "-trigger"); 2785 var a = $(linkObj); 2786 if ( (expand == null && a.hasClass("closed")) || expand ) { 2787 list.style.display = "none"; 2788 summary.style.display = "block"; 2789 trigger.src = toRoot + "assets/images/triangle-opened.png"; 2790 a.removeClass("closed"); 2791 a.addClass("opened"); 2792 } else if ( (expand == null && a.hasClass("opened")) || (expand == false) ) { 2793 list.style.display = "block"; 2794 summary.style.display = "none"; 2795 trigger.src = toRoot + "assets/images/triangle-closed.png"; 2796 a.removeClass("opened"); 2797 a.addClass("closed"); 2798 } 2799 return false; 2800} 2801 2802/* Toggle all inherited classes in a single table (e.g. all inherited methods) 2803 * @param linkObj The link that was clicked. 2804 * @param expand 'true' to ensure it's expanded. 'false' to ensure it's closed. 2805 * 'null' to simply toggle. 2806 */ 2807function toggleAllInherited(linkObj, expand) { 2808 var a = $(linkObj); 2809 var table = $(a.parent().parent().parent()); // ugly way to get table/tbody 2810 var expandos = $(".jd-expando-trigger", table); 2811 if ( (expand == null && a.text() == "[Expand]") || expand ) { 2812 expandos.each(function(i) { 2813 toggleInherited(this, true); 2814 }); 2815 a.text("[Collapse]"); 2816 } else if ( (expand == null && a.text() == "[Collapse]") || (expand == false) ) { 2817 expandos.each(function(i) { 2818 toggleInherited(this, false); 2819 }); 2820 a.text("[Expand]"); 2821 } 2822 return false; 2823} 2824 2825/* Toggle all inherited members in the class (link in the class title) 2826 */ 2827function toggleAllClassInherited() { 2828 var a = $("#toggleAllClassInherited"); // get toggle link from class title 2829 var toggles = $(".toggle-all", $("#body-content")); 2830 if (a.text() == "[Expand All]") { 2831 toggles.each(function(i) { 2832 toggleAllInherited(this, true); 2833 }); 2834 a.text("[Collapse All]"); 2835 } else { 2836 toggles.each(function(i) { 2837 toggleAllInherited(this, false); 2838 }); 2839 a.text("[Expand All]"); 2840 } 2841 return false; 2842} 2843 2844/* Expand all inherited members in the class. Used when initiating page search */ 2845function ensureAllInheritedExpanded() { 2846 var toggles = $(".toggle-all", $("#body-content")); 2847 toggles.each(function(i) { 2848 toggleAllInherited(this, true); 2849 }); 2850 $("#toggleAllClassInherited").text("[Collapse All]"); 2851} 2852 2853 2854/* HANDLE KEY EVENTS 2855 * - Listen for Ctrl+F (Cmd on Mac) and expand all inherited members (to aid page search) 2856 */ 2857var agent = navigator['userAgent'].toLowerCase(); 2858var mac = agent.indexOf("macintosh") != -1; 2859 2860$(document).keydown( function(e) { 2861var control = mac ? e.metaKey && !e.ctrlKey : e.ctrlKey; // get ctrl key 2862 if (control && e.which == 70) { // 70 is "F" 2863 ensureAllInheritedExpanded(); 2864 } 2865}); 2866 2867 2868 2869 2870 2871 2872/* On-demand functions */ 2873 2874/** Move sample code line numbers out of PRE block and into non-copyable column */ 2875function initCodeLineNumbers() { 2876 var numbers = $("#codesample-block a.number"); 2877 if (numbers.length) { 2878 $("#codesample-line-numbers").removeClass("hidden").append(numbers); 2879 } 2880 2881 $(document).ready(function() { 2882 // select entire line when clicked 2883 $("span.code-line").click(function() { 2884 if (!shifted) { 2885 selectText(this); 2886 } 2887 }); 2888 // invoke line link on double click 2889 $(".code-line").dblclick(function() { 2890 document.location.hash = $(this).attr('id'); 2891 }); 2892 // highlight the line when hovering on the number 2893 $("#codesample-line-numbers a.number").mouseover(function() { 2894 var id = $(this).attr('href'); 2895 $(id).css('background','#e7e7e7'); 2896 }); 2897 $("#codesample-line-numbers a.number").mouseout(function() { 2898 var id = $(this).attr('href'); 2899 $(id).css('background','none'); 2900 }); 2901 }); 2902} 2903 2904// create SHIFT key binder to avoid the selectText method when selecting multiple lines 2905var shifted = false; 2906$(document).bind('keyup keydown', function(e){shifted = e.shiftKey; return true;} ); 2907 2908// courtesy of jasonedelman.com 2909function selectText(element) { 2910 var doc = document 2911 , range, selection 2912 ; 2913 if (doc.body.createTextRange) { //ms 2914 range = doc.body.createTextRange(); 2915 range.moveToElementText(element); 2916 range.select(); 2917 } else if (window.getSelection) { //all others 2918 selection = window.getSelection(); 2919 range = doc.createRange(); 2920 range.selectNodeContents(element); 2921 selection.removeAllRanges(); 2922 selection.addRange(range); 2923 } 2924}