docs.js revision f009385738c8201e8a964a567acb59ee14fc2116
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 // Set up play-on-hover <video> tags. 453 $('video.play-on-hover').bind('click', function(){ 454 $(this).get(0).load(); // in case the video isn't seekable 455 $(this).get(0).play(); 456 }); 457 458 // Set up tooltips 459 var TOOLTIP_MARGIN = 10; 460 $('acronym,.tooltip-link').each(function() { 461 var $target = $(this); 462 var $tooltip = $('<div>') 463 .addClass('tooltip-box') 464 .append($target.attr('title')) 465 .hide() 466 .appendTo('body'); 467 $target.removeAttr('title'); 468 469 $target.hover(function() { 470 // in 471 var targetRect = $target.offset(); 472 targetRect.width = $target.width(); 473 targetRect.height = $target.height(); 474 475 $tooltip.css({ 476 left: targetRect.left, 477 top: targetRect.top + targetRect.height + TOOLTIP_MARGIN 478 }); 479 $tooltip.addClass('below'); 480 $tooltip.show(); 481 }, function() { 482 // out 483 $tooltip.hide(); 484 }); 485 }); 486 487 // Set up <h2> deeplinks 488 $('h2').click(function() { 489 var id = $(this).attr('id'); 490 if (id) { 491 document.location.hash = id; 492 } 493 }); 494 495 //Loads the +1 button 496 var po = document.createElement('script'); po.type = 'text/javascript'; po.async = true; 497 po.src = 'https://apis.google.com/js/plusone.js'; 498 var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(po, s); 499 500 501 // Revise the sidenav widths to make room for the scrollbar 502 // which avoids the visible width from changing each time the bar appears 503 var $sidenav = $("#side-nav"); 504 var sidenav_width = parseInt($sidenav.innerWidth()); 505 506 $("#devdoc-nav #nav").css("width", sidenav_width - 4 + "px"); // 4px is scrollbar width 507 508 509 $(".scroll-pane").removeAttr("tabindex"); // get rid of tabindex added by jscroller 510 511 if ($(".scroll-pane").length > 1) { 512 // Check if there's a user preference for the panel heights 513 var cookieHeight = readCookie("reference_height"); 514 if (cookieHeight) { 515 restoreHeight(cookieHeight); 516 } 517 } 518 519 resizeNav(); 520 521 /* init the language selector based on user cookie for lang */ 522 loadLangPref(); 523 changeNavLang(getLangPref()); 524 525 /* setup event handlers to ensure the overflow menu is visible while picking lang */ 526 $("#language select") 527 .mousedown(function() { 528 $("div.morehover").addClass("hover"); }) 529 .blur(function() { 530 $("div.morehover").removeClass("hover"); }); 531 532 /* some global variable setup */ 533 resizePackagesNav = $("#resize-packages-nav"); 534 classesNav = $("#classes-nav"); 535 devdocNav = $("#devdoc-nav"); 536 537 var cookiePath = ""; 538 if (location.href.indexOf("/reference/") != -1) { 539 cookiePath = "reference_"; 540 } else if (location.href.indexOf("/guide/") != -1) { 541 cookiePath = "guide_"; 542 } else if (location.href.indexOf("/tools/") != -1) { 543 cookiePath = "tools_"; 544 } else if (location.href.indexOf("/training/") != -1) { 545 cookiePath = "training_"; 546 } else if (location.href.indexOf("/design/") != -1) { 547 cookiePath = "design_"; 548 } else if (location.href.indexOf("/distribute/") != -1) { 549 cookiePath = "distribute_"; 550 } 551 552}); 553// END of the onload event 554 555 556function initExpandableNavItems(rootTag) { 557 $(rootTag + ' li.nav-section .nav-section-header').click(function() { 558 var section = $(this).closest('li.nav-section'); 559 if (section.hasClass('expanded')) { 560 /* hide me and descendants */ 561 section.find('ul').slideUp(250, function() { 562 // remove 'expanded' class from my section and any children 563 section.closest('li').removeClass('expanded'); 564 $('li.nav-section', section).removeClass('expanded'); 565 resizeNav(); 566 }); 567 } else { 568 /* show me */ 569 // first hide all other siblings 570 var $others = $('li.nav-section.expanded', $(this).closest('ul')); 571 $others.removeClass('expanded').children('ul').slideUp(250); 572 573 // now expand me 574 section.closest('li').addClass('expanded'); 575 section.children('ul').slideDown(250, function() { 576 resizeNav(); 577 }); 578 } 579 }); 580 581 // Stop expand/collapse behavior when clicking on nav section links 582 // (since we're navigating away from the page) 583 // This selector captures the first instance of <a>, but not those with "#" as the href. 584 $('.nav-section-header').find('a:eq(0)').not('a[href="#"]').click(function(evt) { 585 window.location.href = $(this).attr('href'); 586 return false; 587 }); 588} 589 590function highlightSidenav() { 591 // select current page in sidenav and header, and set up prev/next links if they exist 592 var $selNavLink = $('#nav').find('a[href="' + mPagePath + '"]'); 593 var $selListItem; 594 if ($selNavLink.length) { 595 596 // Find this page's <li> in sidenav and set selected 597 $selListItem = $selNavLink.closest('li'); 598 $selListItem.addClass('selected'); 599 600 // Traverse up the tree and expand all parent nav-sections 601 $selNavLink.parents('li.nav-section').each(function() { 602 $(this).addClass('expanded'); 603 $(this).children('ul').show(); 604 }); 605 } 606} 607 608 609function toggleFullscreen(enable) { 610 var delay = 20; 611 var enabled = true; 612 var stylesheet = $('link[rel="stylesheet"][class="fullscreen"]'); 613 if (enable) { 614 // Currently NOT USING fullscreen; enable fullscreen 615 stylesheet.removeAttr('disabled'); 616 $('#nav-swap .fullscreen').removeClass('disabled'); 617 $('#devdoc-nav').css({left:''}); 618 setTimeout(updateSidenavFullscreenWidth,delay); // need to wait a moment for css to switch 619 enabled = true; 620 } else { 621 // Currently USING fullscreen; disable fullscreen 622 stylesheet.attr('disabled', 'disabled'); 623 $('#nav-swap .fullscreen').addClass('disabled'); 624 setTimeout(updateSidenavFixedWidth,delay); // need to wait a moment for css to switch 625 enabled = false; 626 } 627 writeCookie("fullscreen", enabled, null, null); 628 setNavBarLeftPos(); 629 resizeNav(delay); 630 updateSideNavPosition(); 631 setTimeout(initSidenavHeightResize,delay); 632} 633 634 635function setNavBarLeftPos() { 636 navBarLeftPos = $('#body-content').offset().left; 637} 638 639 640function updateSideNavPosition() { 641 var newLeft = $(window).scrollLeft() - navBarLeftPos; 642 $('#devdoc-nav').css({left: -newLeft}); 643 $('#devdoc-nav .totop').css({left: -(newLeft - parseInt($('#side-nav').css('margin-left')))}); 644} 645 646// TODO: use $(document).ready instead 647function addLoadEvent(newfun) { 648 var current = window.onload; 649 if (typeof window.onload != 'function') { 650 window.onload = newfun; 651 } else { 652 window.onload = function() { 653 current(); 654 newfun(); 655 } 656 } 657} 658 659var agent = navigator['userAgent'].toLowerCase(); 660// If a mobile phone, set flag and do mobile setup 661if ((agent.indexOf("mobile") != -1) || // android, iphone, ipod 662 (agent.indexOf("blackberry") != -1) || 663 (agent.indexOf("webos") != -1) || 664 (agent.indexOf("mini") != -1)) { // opera mini browsers 665 isMobile = true; 666} 667 668 669$(document).ready(function() { 670 $("pre:not(.no-pretty-print)").addClass("prettyprint"); 671 prettyPrint(); 672}); 673 674 675 676 677/* ######### RESIZE THE SIDENAV HEIGHT ########## */ 678 679function resizeNav(delay) { 680 var $nav = $("#devdoc-nav"); 681 var $window = $(window); 682 var navHeight; 683 684 // Get the height of entire window and the total header height. 685 // Then figure out based on scroll position whether the header is visible 686 var windowHeight = $window.height(); 687 var scrollTop = $window.scrollTop(); 688 var headerHeight = $('#header').outerHeight(); 689 var subheaderHeight = $('#nav-x').outerHeight(); 690 var headerVisible = (scrollTop < (headerHeight + subheaderHeight)); 691 692 // get the height of space between nav and top of window. 693 // Could be either margin or top position, depending on whether the nav is fixed. 694 var topMargin = (parseInt($nav.css('margin-top')) || parseInt($nav.css('top'))) + 1; 695 // add 1 for the #side-nav bottom margin 696 697 // Depending on whether the header is visible, set the side nav's height. 698 if (headerVisible) { 699 // The sidenav height grows as the header goes off screen 700 navHeight = windowHeight - (headerHeight + subheaderHeight - scrollTop) - topMargin; 701 } else { 702 // Once header is off screen, the nav height is almost full window height 703 navHeight = windowHeight - topMargin; 704 } 705 706 707 708 $scrollPanes = $(".scroll-pane"); 709 if ($scrollPanes.length > 1) { 710 // subtract the height of the api level widget and nav swapper from the available nav height 711 navHeight -= ($('#api-nav-header').outerHeight(true) + $('#nav-swap').outerHeight(true)); 712 713 $("#swapper").css({height:navHeight + "px"}); 714 if ($("#nav-tree").is(":visible")) { 715 $("#nav-tree").css({height:navHeight}); 716 } 717 718 var classesHeight = navHeight - parseInt($("#resize-packages-nav").css("height")) - 10 + "px"; 719 //subtract 10px to account for drag bar 720 721 // if the window becomes small enough to make the class panel height 0, 722 // then the package panel should begin to shrink 723 if (parseInt(classesHeight) <= 0) { 724 $("#resize-packages-nav").css({height:navHeight - 10}); //subtract 10px for drag bar 725 $("#packages-nav").css({height:navHeight - 10}); 726 } 727 728 $("#classes-nav").css({'height':classesHeight, 'margin-top':'10px'}); 729 $("#classes-nav .jspContainer").css({height:classesHeight}); 730 731 732 } else { 733 $nav.height(navHeight); 734 } 735 736 if (delay) { 737 updateFromResize = true; 738 delayedReInitScrollbars(delay); 739 } else { 740 reInitScrollbars(); 741 } 742 743} 744 745var updateScrollbars = false; 746var updateFromResize = false; 747 748/* Re-initialize the scrollbars to account for changed nav size. 749 * This method postpones the actual update by a 1/4 second in order to optimize the 750 * scroll performance while the header is still visible, because re-initializing the 751 * scroll panes is an intensive process. 752 */ 753function delayedReInitScrollbars(delay) { 754 // If we're scheduled for an update, but have received another resize request 755 // before the scheduled resize has occured, just ignore the new request 756 // (and wait for the scheduled one). 757 if (updateScrollbars && updateFromResize) { 758 updateFromResize = false; 759 return; 760 } 761 762 // We're scheduled for an update and the update request came from this method's setTimeout 763 if (updateScrollbars && !updateFromResize) { 764 reInitScrollbars(); 765 updateScrollbars = false; 766 } else { 767 updateScrollbars = true; 768 updateFromResize = false; 769 setTimeout('delayedReInitScrollbars()',delay); 770 } 771} 772 773/* Re-initialize the scrollbars to account for changed nav size. */ 774function reInitScrollbars() { 775 var pane = $(".scroll-pane").each(function(){ 776 var api = $(this).data('jsp'); 777 if (!api) { setTimeout(reInitScrollbars,300); return;} 778 api.reinitialise( {verticalGutter:0} ); 779 }); 780 $(".scroll-pane").removeAttr("tabindex"); // get rid of tabindex added by jscroller 781} 782 783 784/* Resize the height of the nav panels in the reference, 785 * and save the new size to a cookie */ 786function saveNavPanels() { 787 var basePath = getBaseUri(location.pathname); 788 var section = basePath.substring(1,basePath.indexOf("/",1)); 789 writeCookie("height", resizePackagesNav.css("height"), section, null); 790} 791 792 793 794function restoreHeight(packageHeight) { 795 $("#resize-packages-nav").height(packageHeight); 796 $("#packages-nav").height(packageHeight); 797 // var classesHeight = navHeight - packageHeight; 798 // $("#classes-nav").css({height:classesHeight}); 799 // $("#classes-nav .jspContainer").css({height:classesHeight}); 800} 801 802 803 804/* ######### END RESIZE THE SIDENAV HEIGHT ########## */ 805 806 807 808 809 810/** Scroll the jScrollPane to make the currently selected item visible 811 This is called when the page finished loading. */ 812function scrollIntoView(nav) { 813 var $nav = $("#"+nav); 814 var element = $nav.jScrollPane({/* ...settings... */}); 815 var api = element.data('jsp'); 816 817 if ($nav.is(':visible')) { 818 var $selected = $(".selected", $nav); 819 if ($selected.length == 0) { 820 // If no selected item found, exit 821 return; 822 } 823 // get the selected item's offset from its container nav by measuring the item's offset 824 // relative to the document then subtract the container nav's offset relative to the document 825 var selectedOffset = $selected.offset().top - $nav.offset().top; 826 if (selectedOffset > $nav.height() * .8) { // multiply nav height by .8 so we move up the item 827 // if it's more than 80% down the nav 828 // scroll the item up by an amount equal to 80% the container nav's height 829 api.scrollTo(0, selectedOffset - ($nav.height() * .8), false); 830 } 831 } 832} 833 834 835 836 837 838 839/* Show popup dialogs */ 840function showDialog(id) { 841 $dialog = $("#"+id); 842 $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>'); 843 $dialog.wrapInner('<div/>'); 844 $dialog.removeClass("hide"); 845} 846 847 848 849 850 851/* ######### COOKIES! ########## */ 852 853function readCookie(cookie) { 854 var myCookie = cookie_namespace+"_"+cookie+"="; 855 if (document.cookie) { 856 var index = document.cookie.indexOf(myCookie); 857 if (index != -1) { 858 var valStart = index + myCookie.length; 859 var valEnd = document.cookie.indexOf(";", valStart); 860 if (valEnd == -1) { 861 valEnd = document.cookie.length; 862 } 863 var val = document.cookie.substring(valStart, valEnd); 864 return val; 865 } 866 } 867 return 0; 868} 869 870function writeCookie(cookie, val, section, expiration) { 871 if (val==undefined) return; 872 section = section == null ? "_" : "_"+section+"_"; 873 if (expiration == null) { 874 var date = new Date(); 875 date.setTime(date.getTime()+(10*365*24*60*60*1000)); // default expiration is one week 876 expiration = date.toGMTString(); 877 } 878 var cookieValue = cookie_namespace + section + cookie + "=" + val 879 + "; expires=" + expiration+"; path=/"; 880 document.cookie = cookieValue; 881} 882 883/* ######### END COOKIES! ########## */ 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903/* MISC LIBRARY FUNCTIONS */ 904 905 906 907 908 909function toggle(obj, slide) { 910 var ul = $("ul:first", obj); 911 var li = ul.parent(); 912 if (li.hasClass("closed")) { 913 if (slide) { 914 ul.slideDown("fast"); 915 } else { 916 ul.show(); 917 } 918 li.removeClass("closed"); 919 li.addClass("open"); 920 $(".toggle-img", li).attr("title", "hide pages"); 921 } else { 922 ul.slideUp("fast"); 923 li.removeClass("open"); 924 li.addClass("closed"); 925 $(".toggle-img", li).attr("title", "show pages"); 926 } 927} 928 929 930function buildToggleLists() { 931 $(".toggle-list").each( 932 function(i) { 933 $("div:first", this).append("<a class='toggle-img' href='#' title='show pages' onClick='toggle(this.parentNode.parentNode, true); return false;'></a>"); 934 $(this).addClass("closed"); 935 }); 936} 937 938 939 940function hideNestedItems(list, toggle) { 941 $list = $(list); 942 // hide nested lists 943 if($list.hasClass('showing')) { 944 $("li ol", $list).hide('fast'); 945 $list.removeClass('showing'); 946 // show nested lists 947 } else { 948 $("li ol", $list).show('fast'); 949 $list.addClass('showing'); 950 } 951 $(".more,.less",$(toggle)).toggle(); 952} 953 954 955 956 957 958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981/* REFERENCE NAV SWAP */ 982 983 984function getNavPref() { 985 var v = readCookie('reference_nav'); 986 if (v != NAV_PREF_TREE) { 987 v = NAV_PREF_PANELS; 988 } 989 return v; 990} 991 992function chooseDefaultNav() { 993 nav_pref = getNavPref(); 994 if (nav_pref == NAV_PREF_TREE) { 995 $("#nav-panels").toggle(); 996 $("#panel-link").toggle(); 997 $("#nav-tree").toggle(); 998 $("#tree-link").toggle(); 999 } 1000} 1001 1002function swapNav() { 1003 if (nav_pref == NAV_PREF_TREE) { 1004 nav_pref = NAV_PREF_PANELS; 1005 } else { 1006 nav_pref = NAV_PREF_TREE; 1007 init_default_navtree(toRoot); 1008 } 1009 var date = new Date(); 1010 date.setTime(date.getTime()+(10*365*24*60*60*1000)); // keep this for 10 years 1011 writeCookie("nav", nav_pref, "reference", date.toGMTString()); 1012 1013 $("#nav-panels").toggle(); 1014 $("#panel-link").toggle(); 1015 $("#nav-tree").toggle(); 1016 $("#tree-link").toggle(); 1017 1018 resizeNav(); 1019 1020 // Gross nasty hack to make tree view show up upon first swap by setting height manually 1021 $("#nav-tree .jspContainer:visible") 1022 .css({'height':$("#nav-tree .jspContainer .jspPane").height() +'px'}); 1023 // Another nasty hack to make the scrollbar appear now that we have height 1024 resizeNav(); 1025 1026 if ($("#nav-tree").is(':visible')) { 1027 scrollIntoView("nav-tree"); 1028 } else { 1029 scrollIntoView("packages-nav"); 1030 scrollIntoView("classes-nav"); 1031 } 1032} 1033 1034 1035 1036/* ############################################ */ 1037/* ########## LOCALIZATION ############ */ 1038/* ############################################ */ 1039 1040function getBaseUri(uri) { 1041 var intlUrl = (uri.substring(0,6) == "/intl/"); 1042 if (intlUrl) { 1043 base = uri.substring(uri.indexOf('intl/')+5,uri.length); 1044 base = base.substring(base.indexOf('/')+1, base.length); 1045 //alert("intl, returning base url: /" + base); 1046 return ("/" + base); 1047 } else { 1048 //alert("not intl, returning uri as found."); 1049 return uri; 1050 } 1051} 1052 1053function requestAppendHL(uri) { 1054//append "?hl=<lang> to an outgoing request (such as to blog) 1055 var lang = getLangPref(); 1056 if (lang) { 1057 var q = 'hl=' + lang; 1058 uri += '?' + q; 1059 window.location = uri; 1060 return false; 1061 } else { 1062 return true; 1063 } 1064} 1065 1066 1067function changeNavLang(lang) { 1068 var $links = $("#devdoc-nav,#header,#nav-x,.training-nav-top,.content-footer").find("a["+lang+"-lang]"); 1069 $links.each(function(i){ // for each link with a translation 1070 var $link = $(this); 1071 if (lang != "en") { // No need to worry about English, because a language change invokes new request 1072 // put the desired language from the attribute as the text 1073 $link.text($link.attr(lang+"-lang")) 1074 } 1075 }); 1076} 1077 1078function changeLangPref(lang, submit) { 1079 var date = new Date(); 1080 expires = date.toGMTString(date.setTime(date.getTime()+(10*365*24*60*60*1000))); 1081 // keep this for 50 years 1082 //alert("expires: " + expires) 1083 writeCookie("pref_lang", lang, null, expires); 1084 1085 // ####### TODO: Remove this condition once we're stable on devsite ####### 1086 // This condition is only needed if we still need to support legacy GAE server 1087 if (devsite) { 1088 // Switch language when on Devsite server 1089 if (submit) { 1090 $("#setlang").submit(); 1091 } 1092 } else { 1093 // Switch language when on legacy GAE server 1094 if (submit) { 1095 window.location = getBaseUri(location.pathname); 1096 } 1097 } 1098} 1099 1100function loadLangPref() { 1101 var lang = readCookie("pref_lang"); 1102 if (lang != 0) { 1103 $("#language").find("option[value='"+lang+"']").attr("selected",true); 1104 } 1105} 1106 1107function getLangPref() { 1108 var lang = $("#language").find(":selected").attr("value"); 1109 if (!lang) { 1110 lang = readCookie("pref_lang"); 1111 } 1112 return (lang != 0) ? lang : 'en'; 1113} 1114 1115/* ########## END LOCALIZATION ############ */ 1116 1117 1118 1119 1120 1121 1122/* Used to hide and reveal supplemental content, such as long code samples. 1123 See the companion CSS in android-developer-docs.css */ 1124function toggleContent(obj) { 1125 var div = $(obj.parentNode.parentNode); 1126 var toggleMe = $(".toggle-content-toggleme",div); 1127 if (div.hasClass("closed")) { // if it's closed, open it 1128 toggleMe.slideDown(); 1129 $(".toggle-content-text", obj).toggle(); 1130 div.removeClass("closed").addClass("open"); 1131 $(".toggle-content-img", div).attr("title", "hide").attr("src", toRoot 1132 + "assets/images/triangle-opened.png"); 1133 } else { // if it's open, close it 1134 toggleMe.slideUp('fast', function() { // Wait until the animation is done before closing arrow 1135 $(".toggle-content-text", obj).toggle(); 1136 div.removeClass("open").addClass("closed"); 1137 $(".toggle-content-img", div).attr("title", "show").attr("src", toRoot 1138 + "assets/images/triangle-closed.png"); 1139 }); 1140 } 1141 return false; 1142} 1143 1144 1145/* New version of expandable content */ 1146function toggleExpandable(link,id) { 1147 if($(id).is(':visible')) { 1148 $(id).slideUp(); 1149 $(link).removeClass('expanded'); 1150 } else { 1151 $(id).slideDown(); 1152 $(link).addClass('expanded'); 1153 } 1154} 1155 1156function hideExpandable(ids) { 1157 $(ids).slideUp(); 1158 $(ids).prev('h4').find('a.expandable').removeClass('expanded'); 1159} 1160 1161 1162 1163 1164 1165/* 1166 * Slideshow 1.0 1167 * Used on /index.html and /develop/index.html for carousel 1168 * 1169 * Sample usage: 1170 * HTML - 1171 * <div class="slideshow-container"> 1172 * <a href="" class="slideshow-prev">Prev</a> 1173 * <a href="" class="slideshow-next">Next</a> 1174 * <ul> 1175 * <li class="item"><img src="images/marquee1.jpg"></li> 1176 * <li class="item"><img src="images/marquee2.jpg"></li> 1177 * <li class="item"><img src="images/marquee3.jpg"></li> 1178 * <li class="item"><img src="images/marquee4.jpg"></li> 1179 * </ul> 1180 * </div> 1181 * 1182 * <script type="text/javascript"> 1183 * $('.slideshow-container').dacSlideshow({ 1184 * auto: true, 1185 * btnPrev: '.slideshow-prev', 1186 * btnNext: '.slideshow-next' 1187 * }); 1188 * </script> 1189 * 1190 * Options: 1191 * btnPrev: optional identifier for previous button 1192 * btnNext: optional identifier for next button 1193 * btnPause: optional identifier for pause button 1194 * auto: whether or not to auto-proceed 1195 * speed: animation speed 1196 * autoTime: time between auto-rotation 1197 * easing: easing function for transition 1198 * start: item to select by default 1199 * scroll: direction to scroll in 1200 * pagination: whether or not to include dotted pagination 1201 * 1202 */ 1203 1204 (function($) { 1205 $.fn.dacSlideshow = function(o) { 1206 1207 //Options - see above 1208 o = $.extend({ 1209 btnPrev: null, 1210 btnNext: null, 1211 btnPause: null, 1212 auto: true, 1213 speed: 500, 1214 autoTime: 12000, 1215 easing: null, 1216 start: 0, 1217 scroll: 1, 1218 pagination: true 1219 1220 }, o || {}); 1221 1222 //Set up a carousel for each 1223 return this.each(function() { 1224 1225 var running = false; 1226 var animCss = o.vertical ? "top" : "left"; 1227 var sizeCss = o.vertical ? "height" : "width"; 1228 var div = $(this); 1229 var ul = $("ul", div); 1230 var tLi = $("li", ul); 1231 var tl = tLi.size(); 1232 var timer = null; 1233 1234 var li = $("li", ul); 1235 var itemLength = li.size(); 1236 var curr = o.start; 1237 1238 li.css({float: o.vertical ? "none" : "left"}); 1239 ul.css({margin: "0", padding: "0", position: "relative", "list-style-type": "none", "z-index": "1"}); 1240 div.css({position: "relative", "z-index": "2", left: "0px"}); 1241 1242 var liSize = o.vertical ? height(li) : width(li); 1243 var ulSize = liSize * itemLength; 1244 var divSize = liSize; 1245 1246 li.css({width: li.width(), height: li.height()}); 1247 ul.css(sizeCss, ulSize+"px").css(animCss, -(curr*liSize)); 1248 1249 div.css(sizeCss, divSize+"px"); 1250 1251 //Pagination 1252 if (o.pagination) { 1253 var pagination = $("<div class='pagination'></div>"); 1254 var pag_ul = $("<ul></ul>"); 1255 if (tl > 1) { 1256 for (var i=0;i<tl;i++) { 1257 var li = $("<li>"+i+"</li>"); 1258 pag_ul.append(li); 1259 if (i==o.start) li.addClass('active'); 1260 li.click(function() { 1261 go(parseInt($(this).text())); 1262 }) 1263 } 1264 pagination.append(pag_ul); 1265 div.append(pagination); 1266 } 1267 } 1268 1269 //Previous button 1270 if(o.btnPrev) 1271 $(o.btnPrev).click(function(e) { 1272 e.preventDefault(); 1273 return go(curr-o.scroll); 1274 }); 1275 1276 //Next button 1277 if(o.btnNext) 1278 $(o.btnNext).click(function(e) { 1279 e.preventDefault(); 1280 return go(curr+o.scroll); 1281 }); 1282 1283 //Pause button 1284 if(o.btnPause) 1285 $(o.btnPause).click(function(e) { 1286 e.preventDefault(); 1287 if ($(this).hasClass('paused')) { 1288 startRotateTimer(); 1289 } else { 1290 pauseRotateTimer(); 1291 } 1292 }); 1293 1294 //Auto rotation 1295 if(o.auto) startRotateTimer(); 1296 1297 function startRotateTimer() { 1298 clearInterval(timer); 1299 timer = setInterval(function() { 1300 if (curr == tl-1) { 1301 go(0); 1302 } else { 1303 go(curr+o.scroll); 1304 } 1305 }, o.autoTime); 1306 $(o.btnPause).removeClass('paused'); 1307 } 1308 1309 function pauseRotateTimer() { 1310 clearInterval(timer); 1311 $(o.btnPause).addClass('paused'); 1312 } 1313 1314 //Go to an item 1315 function go(to) { 1316 if(!running) { 1317 1318 if(to<0) { 1319 to = itemLength-1; 1320 } else if (to>itemLength-1) { 1321 to = 0; 1322 } 1323 curr = to; 1324 1325 running = true; 1326 1327 ul.animate( 1328 animCss == "left" ? { left: -(curr*liSize) } : { top: -(curr*liSize) } , o.speed, o.easing, 1329 function() { 1330 running = false; 1331 } 1332 ); 1333 1334 $(o.btnPrev + "," + o.btnNext).removeClass("disabled"); 1335 $( (curr-o.scroll<0 && o.btnPrev) 1336 || 1337 (curr+o.scroll > itemLength && o.btnNext) 1338 || 1339 [] 1340 ).addClass("disabled"); 1341 1342 1343 var nav_items = $('li', pagination); 1344 nav_items.removeClass('active'); 1345 nav_items.eq(to).addClass('active'); 1346 1347 1348 } 1349 if(o.auto) startRotateTimer(); 1350 return false; 1351 }; 1352 }); 1353 }; 1354 1355 function css(el, prop) { 1356 return parseInt($.css(el[0], prop)) || 0; 1357 }; 1358 function width(el) { 1359 return el[0].offsetWidth + css(el, 'marginLeft') + css(el, 'marginRight'); 1360 }; 1361 function height(el) { 1362 return el[0].offsetHeight + css(el, 'marginTop') + css(el, 'marginBottom'); 1363 }; 1364 1365 })(jQuery); 1366 1367 1368/* 1369 * dacSlideshow 1.0 1370 * Used on develop/index.html for side-sliding tabs 1371 * 1372 * Sample usage: 1373 * HTML - 1374 * <div class="slideshow-container"> 1375 * <a href="" class="slideshow-prev">Prev</a> 1376 * <a href="" class="slideshow-next">Next</a> 1377 * <ul> 1378 * <li class="item"><img src="images/marquee1.jpg"></li> 1379 * <li class="item"><img src="images/marquee2.jpg"></li> 1380 * <li class="item"><img src="images/marquee3.jpg"></li> 1381 * <li class="item"><img src="images/marquee4.jpg"></li> 1382 * </ul> 1383 * </div> 1384 * 1385 * <script type="text/javascript"> 1386 * $('.slideshow-container').dacSlideshow({ 1387 * auto: true, 1388 * btnPrev: '.slideshow-prev', 1389 * btnNext: '.slideshow-next' 1390 * }); 1391 * </script> 1392 * 1393 * Options: 1394 * btnPrev: optional identifier for previous button 1395 * btnNext: optional identifier for next button 1396 * auto: whether or not to auto-proceed 1397 * speed: animation speed 1398 * autoTime: time between auto-rotation 1399 * easing: easing function for transition 1400 * start: item to select by default 1401 * scroll: direction to scroll in 1402 * pagination: whether or not to include dotted pagination 1403 * 1404 */ 1405 (function($) { 1406 $.fn.dacTabbedList = function(o) { 1407 1408 //Options - see above 1409 o = $.extend({ 1410 speed : 250, 1411 easing: null, 1412 nav_id: null, 1413 frame_id: null 1414 }, o || {}); 1415 1416 //Set up a carousel for each 1417 return this.each(function() { 1418 1419 var curr = 0; 1420 var running = false; 1421 var animCss = "margin-left"; 1422 var sizeCss = "width"; 1423 var div = $(this); 1424 1425 var nav = $(o.nav_id, div); 1426 var nav_li = $("li", nav); 1427 var nav_size = nav_li.size(); 1428 var frame = div.find(o.frame_id); 1429 var content_width = $(frame).find('ul').width(); 1430 //Buttons 1431 $(nav_li).click(function(e) { 1432 go($(nav_li).index($(this))); 1433 }) 1434 1435 //Go to an item 1436 function go(to) { 1437 if(!running) { 1438 curr = to; 1439 running = true; 1440 1441 frame.animate({ 'margin-left' : -(curr*content_width) }, o.speed, o.easing, 1442 function() { 1443 running = false; 1444 } 1445 ); 1446 1447 1448 nav_li.removeClass('active'); 1449 nav_li.eq(to).addClass('active'); 1450 1451 1452 } 1453 return false; 1454 }; 1455 }); 1456 }; 1457 1458 function css(el, prop) { 1459 return parseInt($.css(el[0], prop)) || 0; 1460 }; 1461 function width(el) { 1462 return el[0].offsetWidth + css(el, 'marginLeft') + css(el, 'marginRight'); 1463 }; 1464 function height(el) { 1465 return el[0].offsetHeight + css(el, 'marginTop') + css(el, 'marginBottom'); 1466 }; 1467 1468 })(jQuery); 1469 1470 1471 1472 1473 1474/* ######################################################## */ 1475/* ################ SEARCH SUGGESTIONS ################## */ 1476/* ######################################################## */ 1477 1478 1479 1480var gSelectedIndex = -1; // the index position of currently highlighted suggestion 1481var gSelectedColumn = -1; // which column of suggestion lists is currently focused 1482 1483var gMatches = new Array(); 1484var gLastText = ""; 1485var gInitialized = false; 1486var ROW_COUNT_FRAMEWORK = 20; // max number of results in list 1487var gListLength = 0; 1488 1489 1490var gGoogleMatches = new Array(); 1491var ROW_COUNT_GOOGLE = 15; // max number of results in list 1492var gGoogleListLength = 0; 1493 1494var gDocsMatches = new Array(); 1495var ROW_COUNT_DOCS = 100; // max number of results in list 1496var gDocsListLength = 0; 1497 1498function onSuggestionClick(link) { 1499 // When user clicks a suggested document, track it 1500 _gaq.push(['_trackEvent', 'Suggestion Click', 'clicked: ' + $(link).text(), 1501 'from: ' + $("#search_autocomplete").val()]); 1502} 1503 1504function set_item_selected($li, selected) 1505{ 1506 if (selected) { 1507 $li.attr('class','jd-autocomplete jd-selected'); 1508 } else { 1509 $li.attr('class','jd-autocomplete'); 1510 } 1511} 1512 1513function set_item_values(toroot, $li, match) 1514{ 1515 var $link = $('a',$li); 1516 $link.html(match.__hilabel || match.label); 1517 $link.attr('href',toroot + match.link); 1518} 1519 1520function new_suggestion($list) { 1521 var $li = $("<li class='jd-autocomplete'></li>"); 1522 $list.append($li); 1523 1524 $li.mousedown(function() { 1525 window.location = this.firstChild.getAttribute("href"); 1526 }); 1527 $li.mouseover(function() { 1528 $('.search_filtered_wrapper li').removeClass('jd-selected'); 1529 $(this).addClass('jd-selected'); 1530 gSelectedColumn = $(".search_filtered:visible").index($(this).closest('.search_filtered')); 1531 gSelectedIndex = $("li", $(".search_filtered:visible")[gSelectedColumn]).index(this); 1532 }); 1533 $li.append("<a onclick='onSuggestionClick(this)'></a>"); 1534 $li.attr('class','show-item'); 1535 return $li; 1536} 1537 1538function sync_selection_table(toroot) 1539{ 1540 var $li; //list item jquery object 1541 var i; //list item iterator 1542 1543 // if there are NO results at all, hide all columns 1544 if (!(gMatches.length > 0) && !(gGoogleMatches.length > 0) && !(gDocsMatches.length > 0)) { 1545 $('.suggest-card').hide(300); 1546 return; 1547 } 1548 1549 // if there are api results 1550 if ((gMatches.length > 0) || (gGoogleMatches.length > 0)) { 1551 // reveal suggestion list 1552 $('.suggest-card.dummy').show(); 1553 $('.suggest-card.reference').show(); 1554 var listIndex = 0; // list index position 1555 1556 // reset the lists 1557 $(".search_filtered_wrapper.reference li").remove(); 1558 1559 // ########### ANDROID RESULTS ############# 1560 if (gMatches.length > 0) { 1561 1562 // determine android results to show 1563 gListLength = gMatches.length < ROW_COUNT_FRAMEWORK ? 1564 gMatches.length : ROW_COUNT_FRAMEWORK; 1565 for (i=0; i<gListLength; i++) { 1566 var $li = new_suggestion($(".suggest-card.reference ul")); 1567 set_item_values(toroot, $li, gMatches[i]); 1568 set_item_selected($li, i == gSelectedIndex); 1569 } 1570 } 1571 1572 // ########### GOOGLE RESULTS ############# 1573 if (gGoogleMatches.length > 0) { 1574 // show header for list 1575 $(".suggest-card.reference ul").append("<li class='header'>in Google Services:</li>"); 1576 1577 // determine google results to show 1578 gGoogleListLength = gGoogleMatches.length < ROW_COUNT_GOOGLE ? gGoogleMatches.length : ROW_COUNT_GOOGLE; 1579 for (i=0; i<gGoogleListLength; i++) { 1580 var $li = new_suggestion($(".suggest-card.reference ul")); 1581 set_item_values(toroot, $li, gGoogleMatches[i]); 1582 set_item_selected($li, i == gSelectedIndex); 1583 } 1584 } 1585 } else { 1586 $('.suggest-card.reference').hide(); 1587 $('.suggest-card.dummy').hide(); 1588 } 1589 1590 // ########### JD DOC RESULTS ############# 1591 if (gDocsMatches.length > 0) { 1592 // reset the lists 1593 $(".search_filtered_wrapper.docs li").remove(); 1594 1595 // determine google results to show 1596 gDocsListLength = gDocsMatches.length < ROW_COUNT_DOCS ? gDocsMatches.length : ROW_COUNT_DOCS; 1597 for (i=0; i<gDocsListLength; i++) { 1598 var sugg = gDocsMatches[i]; 1599 var $li; 1600 if (sugg.type == "design") { 1601 $li = new_suggestion($(".suggest-card.design ul")); 1602 } else 1603 if (sugg.type == "distribute") { 1604 $li = new_suggestion($(".suggest-card.distribute ul")); 1605 } else 1606 if (sugg.type == "training") { 1607 $li = new_suggestion($(".suggest-card.develop .child-card.training")); 1608 } else 1609 if (sugg.type == "guide"||"google") { 1610 $li = new_suggestion($(".suggest-card.develop .child-card.guides")); 1611 } else { 1612 continue; 1613 } 1614 1615 set_item_values(toroot, $li, sugg); 1616 set_item_selected($li, i == gSelectedIndex); 1617 } 1618 1619 // add heading and show or hide card 1620 if ($(".suggest-card.design li").length > 0) { 1621 $(".suggest-card.design ul").prepend("<li class='header'>Design:</li>"); 1622 $(".suggest-card.design").show(300); 1623 } else { 1624 $('.suggest-card.design').hide(300); 1625 } 1626 if ($(".suggest-card.distribute li").length > 0) { 1627 $(".suggest-card.distribute ul").prepend("<li class='header'>Distribute:</li>"); 1628 $(".suggest-card.distribute").show(300); 1629 } else { 1630 $('.suggest-card.distribute').hide(300); 1631 } 1632 if ($(".child-card.guides li").length > 0) { 1633 $(".child-card.guides").prepend("<li class='header'>Guides:</li>"); 1634 $(".child-card.guides li").appendTo(".suggest-card.develop ul"); 1635 } 1636 if ($(".child-card.training li").length > 0) { 1637 $(".child-card.training").prepend("<li class='header'>Training:</li>"); 1638 $(".child-card.training li").appendTo(".suggest-card.develop ul"); 1639 } 1640 1641 if ($(".suggest-card.develop li").length > 0) { 1642 $(".suggest-card.develop").show(300); 1643 } else { 1644 $('.suggest-card.develop').hide(300); 1645 } 1646 1647 } else { 1648 $('.search_filtered_wrapper.docs .suggest-card:not(.dummy)').hide(300); 1649 } 1650} 1651 1652/** Called by the search input's onkeydown and onkeyup events. 1653 * Handles navigation with keyboard arrows, Enter key to invoke search, 1654 * otherwise invokes search suggestions on key-up event. 1655 * @param e The JS event 1656 * @param kd True if the event is key-down 1657 * @param toroot A string for the site's root path 1658 * @returns True if the event should bubble up 1659 */ 1660function search_changed(e, kd, toroot) 1661{ 1662 var search = document.getElementById("search_autocomplete"); 1663 var text = search.value.replace(/(^ +)|( +$)/g, ''); 1664 // get the ul hosting the currently selected item 1665 gSelectedColumn = gSelectedColumn >= 0 ? gSelectedColumn : 0; 1666 var $columns = $(".search_filtered_wrapper").find(".search_filtered:visible"); 1667 var $selectedUl = $columns[gSelectedColumn]; 1668 1669 // show/hide the close button 1670 if (text != '') { 1671 $(".search .close").removeClass("hide"); 1672 } else { 1673 $(".search .close").addClass("hide"); 1674 } 1675 // 27 = esc 1676 if (e.keyCode == 27) { 1677 // close all search results 1678 if (kd) $('.search .close').trigger('click'); 1679 return true; 1680 } 1681 // 13 = enter 1682 else if (e.keyCode == 13) { 1683 if (gSelectedIndex < 0) { 1684 $('.suggest-card').hide(); 1685 if ($("#searchResults").is(":hidden") && (search.value != "")) { 1686 // if results aren't showing (and text not empty), return true to allow search to execute 1687 return true; 1688 } else { 1689 // otherwise, results are already showing, so allow ajax to auto refresh the results 1690 // and ignore this Enter press to avoid the reload. 1691 return false; 1692 } 1693 } else if (kd && gSelectedIndex >= 0) { 1694 // click the link corresponding to selected item 1695 $("a",$("li",$selectedUl)[gSelectedIndex]).get()[0].click(); 1696 return false; 1697 } 1698 } 1699 // Stop here if Google results are showing 1700 else if ($("#searchResults").is(":visible")) { 1701 return true; 1702 } 1703 // 38 UP ARROW 1704 else if (kd && (e.keyCode == 38)) { 1705 // if the next item is a header, skip it 1706 if ($($("li", $selectedUl)[gSelectedIndex-1]).hasClass("header")) { 1707 gSelectedIndex--; 1708 } 1709 if (gSelectedIndex >= 0) { 1710 $('li', $selectedUl).removeClass('jd-selected'); 1711 gSelectedIndex--; 1712 $('li:nth-child('+(gSelectedIndex+1)+')', $selectedUl).addClass('jd-selected'); 1713 // If user reaches top, reset selected column 1714 if (gSelectedIndex < 0) { 1715 gSelectedColumn = -1; 1716 } 1717 } 1718 return false; 1719 } 1720 // 40 DOWN ARROW 1721 else if (kd && (e.keyCode == 40)) { 1722 // if the next item is a header, skip it 1723 if ($($("li", $selectedUl)[gSelectedIndex+1]).hasClass("header")) { 1724 gSelectedIndex++; 1725 } 1726 if ((gSelectedIndex < $("li", $selectedUl).length-1) || 1727 ($($("li", $selectedUl)[gSelectedIndex+1]).hasClass("header"))) { 1728 $('li', $selectedUl).removeClass('jd-selected'); 1729 gSelectedIndex++; 1730 $('li:nth-child('+(gSelectedIndex+1)+')', $selectedUl).addClass('jd-selected'); 1731 } 1732 return false; 1733 } 1734 // Consider left/right arrow navigation 1735 // NOTE: Order of suggest columns are reverse order (index position 0 is on right) 1736 else if (kd && $columns.length > 1 && gSelectedColumn >= 0) { 1737 // 37 LEFT ARROW 1738 // go left only if current column is not left-most column (last column) 1739 if (e.keyCode == 37 && gSelectedColumn < $columns.length - 1) { 1740 $('li', $selectedUl).removeClass('jd-selected'); 1741 gSelectedColumn++; 1742 $selectedUl = $columns[gSelectedColumn]; 1743 // keep or reset the selected item to last item as appropriate 1744 gSelectedIndex = gSelectedIndex > 1745 $("li", $selectedUl).length-1 ? 1746 $("li", $selectedUl).length-1 : gSelectedIndex; 1747 // if the corresponding item is a header, move down 1748 if ($($("li", $selectedUl)[gSelectedIndex]).hasClass("header")) { 1749 gSelectedIndex++; 1750 } 1751 // set item selected 1752 $('li:nth-child('+(gSelectedIndex+1)+')', $selectedUl).addClass('jd-selected'); 1753 return false; 1754 } 1755 // 39 RIGHT ARROW 1756 // go right only if current column is not the right-most column (first column) 1757 else if (e.keyCode == 39 && gSelectedColumn > 0) { 1758 $('li', $selectedUl).removeClass('jd-selected'); 1759 gSelectedColumn--; 1760 $selectedUl = $columns[gSelectedColumn]; 1761 // keep or reset the selected item to last item as appropriate 1762 gSelectedIndex = gSelectedIndex > 1763 $("li", $selectedUl).length-1 ? 1764 $("li", $selectedUl).length-1 : gSelectedIndex; 1765 // if the corresponding item is a header, move down 1766 if ($($("li", $selectedUl)[gSelectedIndex]).hasClass("header")) { 1767 gSelectedIndex++; 1768 } 1769 // set item selected 1770 $('li:nth-child('+(gSelectedIndex+1)+')', $selectedUl).addClass('jd-selected'); 1771 return false; 1772 } 1773 } 1774 1775 // if key-up event and not arrow down/up, 1776 // read the search query and add suggestsions to gMatches 1777 else if (!kd && (e.keyCode != 40) 1778 && (e.keyCode != 38) 1779 && (e.keyCode != 37) 1780 && (e.keyCode != 39)) { 1781 gSelectedIndex = -1; 1782 gMatches = new Array(); 1783 matchedCount = 0; 1784 gGoogleMatches = new Array(); 1785 matchedCountGoogle = 0; 1786 gDocsMatches = new Array(); 1787 matchedCountDocs = 0; 1788 1789 // Search for Android matches 1790 for (var i=0; i<DATA.length; i++) { 1791 var s = DATA[i]; 1792 if (text.length != 0 && 1793 s.label.toLowerCase().indexOf(text.toLowerCase()) != -1) { 1794 gMatches[matchedCount] = s; 1795 matchedCount++; 1796 } 1797 } 1798 rank_autocomplete_api_results(text, gMatches); 1799 for (var i=0; i<gMatches.length; i++) { 1800 var s = gMatches[i]; 1801 } 1802 1803 1804 // Search for Google matches 1805 for (var i=0; i<GOOGLE_DATA.length; i++) { 1806 var s = GOOGLE_DATA[i]; 1807 if (text.length != 0 && 1808 s.label.toLowerCase().indexOf(text.toLowerCase()) != -1) { 1809 gGoogleMatches[matchedCountGoogle] = s; 1810 matchedCountGoogle++; 1811 } 1812 } 1813 rank_autocomplete_api_results(text, gGoogleMatches); 1814 for (var i=0; i<gGoogleMatches.length; i++) { 1815 var s = gGoogleMatches[i]; 1816 } 1817 1818 highlight_autocomplete_result_labels(text); 1819 1820 1821 1822 // Search for JD docs 1823 if (text.length >= 3) { 1824 for (var i=0; i<JD_DATA.length; i++) { 1825 // Regex to match only the beginning of a word 1826 var textRegex = new RegExp("\\b" + text.toLowerCase(), "g"); 1827 // current search comparison, with counters for tag and title, 1828 // used later to improve ranking 1829 var s = JD_DATA[i]; 1830 s.matched_tag = 0; 1831 s.matched_title = 0; 1832 var matched = false; 1833 1834 // Check if query matches any tags; work backwards toward 1 to assist ranking 1835 for (var j = s.tags.length - 1; j >= 0; j--) { 1836 // it matches a tag 1837 if (s.tags[j].toLowerCase().match(textRegex)) { 1838 matched = true; 1839 s.matched_tag = j + 1; // add 1 to index position 1840 } 1841 } 1842 // Don't consider doc title for lessons (only for class landing pages) 1843 // ...it is not a training lesson (or is but has matched a tag) 1844 if (!(s.type == "training" && s.link.indexOf("index.html") == -1) || matched) { 1845 // it matches the doc title 1846 if (s.label.toLowerCase().match(textRegex)) { 1847 matched = true; 1848 s.matched_title = 1; 1849 } 1850 } 1851 if (matched) { 1852 gDocsMatches[matchedCountDocs] = s; 1853 matchedCountDocs++; 1854 } 1855 } 1856 rank_autocomplete_doc_results(text, gDocsMatches); 1857 } 1858 1859 // draw the suggestions 1860 sync_selection_table(toroot); 1861 return true; // allow the event to bubble up to the search api 1862 } 1863} 1864 1865/* Order the jd doc result list based on match quality */ 1866function rank_autocomplete_doc_results(query, matches) { 1867 query = query || ''; 1868 if (!matches || !matches.length) 1869 return; 1870 1871 var _resultScoreFn = function(match) { 1872 var score = 1.0; 1873 1874 // if the query matched a tag 1875 if (match.matched_tag > 0) { 1876 // multiply score by factor relative to position in tags list (max of 3) 1877 score *= 3 / match.matched_tag; 1878 1879 // if it also matched the title 1880 if (match.matched_title > 0) { 1881 score *= 2; 1882 } 1883 } else if (match.matched_title > 0) { 1884 score *= 3; 1885 } 1886 1887 return score; 1888 }; 1889 1890 for (var i=0; i<matches.length; i++) { 1891 matches[i].__resultScore = _resultScoreFn(matches[i]); 1892 } 1893 1894 matches.sort(function(a,b){ 1895 var n = b.__resultScore - a.__resultScore; 1896 if (n == 0) // lexicographical sort if scores are the same 1897 n = (a.label < b.label) ? -1 : 1; 1898 return n; 1899 }); 1900} 1901 1902/* Order the result list based on match quality */ 1903function rank_autocomplete_api_results(query, matches) { 1904 query = query || ''; 1905 if (!matches || !matches.length) 1906 return; 1907 1908 // helper function that gets the last occurence index of the given regex 1909 // in the given string, or -1 if not found 1910 var _lastSearch = function(s, re) { 1911 if (s == '') 1912 return -1; 1913 var l = -1; 1914 var tmp; 1915 while ((tmp = s.search(re)) >= 0) { 1916 if (l < 0) l = 0; 1917 l += tmp; 1918 s = s.substr(tmp + 1); 1919 } 1920 return l; 1921 }; 1922 1923 // helper function that counts the occurrences of a given character in 1924 // a given string 1925 var _countChar = function(s, c) { 1926 var n = 0; 1927 for (var i=0; i<s.length; i++) 1928 if (s.charAt(i) == c) ++n; 1929 return n; 1930 }; 1931 1932 var queryLower = query.toLowerCase(); 1933 var queryAlnum = (queryLower.match(/\w+/) || [''])[0]; 1934 var partPrefixAlnumRE = new RegExp('\\b' + queryAlnum); 1935 var partExactAlnumRE = new RegExp('\\b' + queryAlnum + '\\b'); 1936 1937 var _resultScoreFn = function(result) { 1938 // scores are calculated based on exact and prefix matches, 1939 // and then number of path separators (dots) from the last 1940 // match (i.e. favoring classes and deep package names) 1941 var score = 1.0; 1942 var labelLower = result.label.toLowerCase(); 1943 var t; 1944 t = _lastSearch(labelLower, partExactAlnumRE); 1945 if (t >= 0) { 1946 // exact part match 1947 var partsAfter = _countChar(labelLower.substr(t + 1), '.'); 1948 score *= 200 / (partsAfter + 1); 1949 } else { 1950 t = _lastSearch(labelLower, partPrefixAlnumRE); 1951 if (t >= 0) { 1952 // part prefix match 1953 var partsAfter = _countChar(labelLower.substr(t + 1), '.'); 1954 score *= 20 / (partsAfter + 1); 1955 } 1956 } 1957 1958 return score; 1959 }; 1960 1961 for (var i=0; i<matches.length; i++) { 1962 // if the API is deprecated, default score is 0; otherwise, perform scoring 1963 if (matches[i].deprecated == "true") { 1964 matches[i].__resultScore = 0; 1965 } else { 1966 matches[i].__resultScore = _resultScoreFn(matches[i]); 1967 } 1968 } 1969 1970 matches.sort(function(a,b){ 1971 var n = b.__resultScore - a.__resultScore; 1972 if (n == 0) // lexicographical sort if scores are the same 1973 n = (a.label < b.label) ? -1 : 1; 1974 return n; 1975 }); 1976} 1977 1978/* Add emphasis to part of string that matches query */ 1979function highlight_autocomplete_result_labels(query) { 1980 query = query || ''; 1981 if ((!gMatches || !gMatches.length) && (!gGoogleMatches || !gGoogleMatches.length)) 1982 return; 1983 1984 var queryLower = query.toLowerCase(); 1985 var queryAlnumDot = (queryLower.match(/[\w\.]+/) || [''])[0]; 1986 var queryRE = new RegExp( 1987 '(' + queryAlnumDot.replace(/\./g, '\\.') + ')', 'ig'); 1988 for (var i=0; i<gMatches.length; i++) { 1989 gMatches[i].__hilabel = gMatches[i].label.replace( 1990 queryRE, '<b>$1</b>'); 1991 } 1992 for (var i=0; i<gGoogleMatches.length; i++) { 1993 gGoogleMatches[i].__hilabel = gGoogleMatches[i].label.replace( 1994 queryRE, '<b>$1</b>'); 1995 } 1996} 1997 1998function search_focus_changed(obj, focused) 1999{ 2000 if (!focused) { 2001 if(obj.value == ""){ 2002 $(".search .close").addClass("hide"); 2003 } 2004 $(".suggest-card").hide(); 2005 } 2006} 2007 2008function submit_search() { 2009 var query = document.getElementById('search_autocomplete').value; 2010 location.hash = 'q=' + query; 2011 loadSearchResults(); 2012 $("#searchResults").slideDown('slow'); 2013 return false; 2014} 2015 2016 2017function hideResults() { 2018 $("#searchResults").slideUp(); 2019 $(".search .close").addClass("hide"); 2020 location.hash = ''; 2021 2022 $("#search_autocomplete").val("").blur(); 2023 2024 // reset the ajax search callback to nothing, so results don't appear unless ENTER 2025 searchControl.setSearchStartingCallback(this, function(control, searcher, query) {}); 2026 2027 // forcefully regain key-up event control (previously jacked by search api) 2028 $("#search_autocomplete").keyup(function(event) { 2029 return search_changed(event, false, toRoot); 2030 }); 2031 2032 return false; 2033} 2034 2035 2036 2037/* ########################################################## */ 2038/* ################ CUSTOM SEARCH ENGINE ################## */ 2039/* ########################################################## */ 2040 2041var searchControl; 2042google.load('search', '1', {"callback" : function() { 2043 searchControl = new google.search.SearchControl(); 2044 } }); 2045 2046function loadSearchResults() { 2047 document.getElementById("search_autocomplete").style.color = "#000"; 2048 2049 searchControl = new google.search.SearchControl(); 2050 2051 // use our existing search form and use tabs when multiple searchers are used 2052 drawOptions = new google.search.DrawOptions(); 2053 drawOptions.setDrawMode(google.search.SearchControl.DRAW_MODE_TABBED); 2054 drawOptions.setInput(document.getElementById("search_autocomplete")); 2055 2056 // configure search result options 2057 searchOptions = new google.search.SearcherOptions(); 2058 searchOptions.setExpandMode(GSearchControl.EXPAND_MODE_OPEN); 2059 2060 // configure each of the searchers, for each tab 2061 devSiteSearcher = new google.search.WebSearch(); 2062 devSiteSearcher.setUserDefinedLabel("All"); 2063 devSiteSearcher.setSiteRestriction("001482626316274216503:zu90b7s047u"); 2064 2065 designSearcher = new google.search.WebSearch(); 2066 designSearcher.setUserDefinedLabel("Design"); 2067 designSearcher.setSiteRestriction("http://developer.android.com/design/"); 2068 2069 trainingSearcher = new google.search.WebSearch(); 2070 trainingSearcher.setUserDefinedLabel("Training"); 2071 trainingSearcher.setSiteRestriction("http://developer.android.com/training/"); 2072 2073 guidesSearcher = new google.search.WebSearch(); 2074 guidesSearcher.setUserDefinedLabel("Guides"); 2075 guidesSearcher.setSiteRestriction("http://developer.android.com/guide/"); 2076 2077 referenceSearcher = new google.search.WebSearch(); 2078 referenceSearcher.setUserDefinedLabel("Reference"); 2079 referenceSearcher.setSiteRestriction("http://developer.android.com/reference/"); 2080 2081 googleSearcher = new google.search.WebSearch(); 2082 googleSearcher.setUserDefinedLabel("Google Services"); 2083 googleSearcher.setSiteRestriction("http://developer.android.com/google/"); 2084 2085 blogSearcher = new google.search.WebSearch(); 2086 blogSearcher.setUserDefinedLabel("Blog"); 2087 blogSearcher.setSiteRestriction("http://android-developers.blogspot.com"); 2088 2089 // add each searcher to the search control 2090 searchControl.addSearcher(devSiteSearcher, searchOptions); 2091 searchControl.addSearcher(designSearcher, searchOptions); 2092 searchControl.addSearcher(trainingSearcher, searchOptions); 2093 searchControl.addSearcher(guidesSearcher, searchOptions); 2094 searchControl.addSearcher(referenceSearcher, searchOptions); 2095 searchControl.addSearcher(googleSearcher, searchOptions); 2096 searchControl.addSearcher(blogSearcher, searchOptions); 2097 2098 // configure result options 2099 searchControl.setResultSetSize(google.search.Search.LARGE_RESULTSET); 2100 searchControl.setLinkTarget(google.search.Search.LINK_TARGET_SELF); 2101 searchControl.setTimeoutInterval(google.search.SearchControl.TIMEOUT_SHORT); 2102 searchControl.setNoResultsString(google.search.SearchControl.NO_RESULTS_DEFAULT_STRING); 2103 2104 // upon ajax search, refresh the url and search title 2105 searchControl.setSearchStartingCallback(this, function(control, searcher, query) { 2106 updateResultTitle(query); 2107 var query = document.getElementById('search_autocomplete').value; 2108 location.hash = 'q=' + query; 2109 }); 2110 2111 // once search results load, set up click listeners 2112 searchControl.setSearchCompleteCallback(this, function(control, searcher, query) { 2113 addResultClickListeners(); 2114 }); 2115 2116 // draw the search results box 2117 searchControl.draw(document.getElementById("leftSearchControl"), drawOptions); 2118 2119 // get query and execute the search 2120 searchControl.execute(decodeURI(getQuery(location.hash))); 2121 2122 document.getElementById("search_autocomplete").focus(); 2123 addTabListeners(); 2124} 2125// End of loadSearchResults 2126 2127 2128google.setOnLoadCallback(function(){ 2129 if (location.hash.indexOf("q=") == -1) { 2130 // if there's no query in the url, don't search and make sure results are hidden 2131 $('#searchResults').hide(); 2132 return; 2133 } else { 2134 // first time loading search results for this page 2135 $('#searchResults').slideDown('slow'); 2136 $(".search .close").removeClass("hide"); 2137 loadSearchResults(); 2138 } 2139}, true); 2140 2141// when an event on the browser history occurs (back, forward, load) requery hash and do search 2142$(window).hashchange( function(){ 2143 // Exit if the hash isn't a search query or there's an error in the query 2144 if ((location.hash.indexOf("q=") == -1) || (query == "undefined")) { 2145 // If the results pane is open, close it. 2146 if (!$("#searchResults").is(":hidden")) { 2147 hideResults(); 2148 } 2149 return; 2150 } 2151 2152 // Otherwise, we have a search to do 2153 var query = decodeURI(getQuery(location.hash)); 2154 searchControl.execute(query); 2155 $('#searchResults').slideDown('slow'); 2156 $("#search_autocomplete").focus(); 2157 $(".search .close").removeClass("hide"); 2158 2159 updateResultTitle(query); 2160}); 2161 2162function updateResultTitle(query) { 2163 $("#searchTitle").html("Results for <em>" + escapeHTML(query) + "</em>"); 2164} 2165 2166// forcefully regain key-up event control (previously jacked by search api) 2167$("#search_autocomplete").keyup(function(event) { 2168 return search_changed(event, false, toRoot); 2169}); 2170 2171// add event listeners to each tab so we can track the browser history 2172function addTabListeners() { 2173 var tabHeaders = $(".gsc-tabHeader"); 2174 for (var i = 0; i < tabHeaders.length; i++) { 2175 $(tabHeaders[i]).attr("id",i).click(function() { 2176 /* 2177 // make a copy of the page numbers for the search left pane 2178 setTimeout(function() { 2179 // remove any residual page numbers 2180 $('#searchResults .gsc-tabsArea .gsc-cursor-box.gs-bidi-start-align').remove(); 2181 // move the page numbers to the left position; make a clone, 2182 // because the element is drawn to the DOM only once 2183 // and because we're going to remove it (previous line), 2184 // we need it to be available to move again as the user navigates 2185 $('#searchResults .gsc-webResult .gsc-cursor-box.gs-bidi-start-align:visible') 2186 .clone().appendTo('#searchResults .gsc-tabsArea'); 2187 }, 200); 2188 */ 2189 }); 2190 } 2191 setTimeout(function(){$(tabHeaders[0]).click()},200); 2192} 2193 2194// add analytics tracking events to each result link 2195function addResultClickListeners() { 2196 $("#searchResults a.gs-title").each(function(index, link) { 2197 // When user clicks enter for Google search results, track it 2198 $(link).click(function() { 2199 _gaq.push(['_trackEvent', 'Google Click', 'clicked: ' + $(this).text(), 2200 'from: ' + $("#search_autocomplete").val()]); 2201 }); 2202 }); 2203} 2204 2205 2206function getQuery(hash) { 2207 var queryParts = hash.split('='); 2208 return queryParts[1]; 2209} 2210 2211/* returns the given string with all HTML brackets converted to entities 2212 TODO: move this to the site's JS library */ 2213function escapeHTML(string) { 2214 return string.replace(/</g,"<") 2215 .replace(/>/g,">"); 2216} 2217 2218 2219 2220 2221 2222 2223 2224/* ######################################################## */ 2225/* ################# JAVADOC REFERENCE ################### */ 2226/* ######################################################## */ 2227 2228/* Initialize some droiddoc stuff, but only if we're in the reference */ 2229if (location.pathname.indexOf("/reference") == 0) { 2230 if(!(location.pathname.indexOf("/reference-gms/packages.html") == 0) 2231 && !(location.pathname.indexOf("/reference-gcm/packages.html") == 0) 2232 && !(location.pathname.indexOf("/reference/com/google") == 0)) { 2233 $(document).ready(function() { 2234 // init available apis based on user pref 2235 changeApiLevel(); 2236 initSidenavHeightResize() 2237 }); 2238 } 2239} 2240 2241var API_LEVEL_COOKIE = "api_level"; 2242var minLevel = 1; 2243var maxLevel = 1; 2244 2245/******* SIDENAV DIMENSIONS ************/ 2246 2247 function initSidenavHeightResize() { 2248 // Change the drag bar size to nicely fit the scrollbar positions 2249 var $dragBar = $(".ui-resizable-s"); 2250 $dragBar.css({'width': $dragBar.parent().width() - 5 + "px"}); 2251 2252 $( "#resize-packages-nav" ).resizable({ 2253 containment: "#nav-panels", 2254 handles: "s", 2255 alsoResize: "#packages-nav", 2256 resize: function(event, ui) { resizeNav(); }, /* resize the nav while dragging */ 2257 stop: function(event, ui) { saveNavPanels(); } /* once stopped, save the sizes to cookie */ 2258 }); 2259 2260 } 2261 2262function updateSidenavFixedWidth() { 2263 if (!navBarIsFixed) return; 2264 $('#devdoc-nav').css({ 2265 'width' : $('#side-nav').css('width'), 2266 'margin' : $('#side-nav').css('margin') 2267 }); 2268 $('#devdoc-nav a.totop').css({'display':'block','width':$("#nav").innerWidth()+'px'}); 2269 2270 initSidenavHeightResize(); 2271} 2272 2273function updateSidenavFullscreenWidth() { 2274 if (!navBarIsFixed) return; 2275 $('#devdoc-nav').css({ 2276 'width' : $('#side-nav').css('width'), 2277 'margin' : $('#side-nav').css('margin') 2278 }); 2279 $('#devdoc-nav .totop').css({'left': 'inherit'}); 2280 2281 initSidenavHeightResize(); 2282} 2283 2284function buildApiLevelSelector() { 2285 maxLevel = SINCE_DATA.length; 2286 var userApiLevel = parseInt(readCookie(API_LEVEL_COOKIE)); 2287 userApiLevel = userApiLevel == 0 ? maxLevel : userApiLevel; // If there's no cookie (zero), use the max by default 2288 2289 minLevel = parseInt($("#doc-api-level").attr("class")); 2290 // Handle provisional api levels; the provisional level will always be the highest possible level 2291 // Provisional api levels will also have a length; other stuff that's just missing a level won't, 2292 // so leave those kinds of entities at the default level of 1 (for example, the R.styleable class) 2293 if (isNaN(minLevel) && minLevel.length) { 2294 minLevel = maxLevel; 2295 } 2296 var select = $("#apiLevelSelector").html("").change(changeApiLevel); 2297 for (var i = maxLevel-1; i >= 0; i--) { 2298 var option = $("<option />").attr("value",""+SINCE_DATA[i]).append(""+SINCE_DATA[i]); 2299 // if (SINCE_DATA[i] < minLevel) option.addClass("absent"); // always false for strings (codenames) 2300 select.append(option); 2301 } 2302 2303 // get the DOM element and use setAttribute cuz IE6 fails when using jquery .attr('selected',true) 2304 var selectedLevelItem = $("#apiLevelSelector option[value='"+userApiLevel+"']").get(0); 2305 selectedLevelItem.setAttribute('selected',true); 2306} 2307 2308function changeApiLevel() { 2309 maxLevel = SINCE_DATA.length; 2310 var selectedLevel = maxLevel; 2311 2312 selectedLevel = parseInt($("#apiLevelSelector option:selected").val()); 2313 toggleVisisbleApis(selectedLevel, "body"); 2314 2315 var date = new Date(); 2316 date.setTime(date.getTime()+(10*365*24*60*60*1000)); // keep this for 10 years 2317 var expiration = date.toGMTString(); 2318 writeCookie(API_LEVEL_COOKIE, selectedLevel, null, expiration); 2319 2320 if (selectedLevel < minLevel) { 2321 var thing = ($("#jd-header").html().indexOf("package") != -1) ? "package" : "class"; 2322 $("#naMessage").show().html("<div><p><strong>This " + thing 2323 + " requires API level " + minLevel + " or higher.</strong></p>" 2324 + "<p>This document is hidden because your selected API level for the documentation is " 2325 + selectedLevel + ". You can change the documentation API level with the selector " 2326 + "above the left navigation.</p>" 2327 + "<p>For more information about specifying the API level your app requires, " 2328 + "read <a href='" + toRoot + "training/basics/supporting-devices/platforms.html'" 2329 + ">Supporting Different Platform Versions</a>.</p>" 2330 + "<input type='button' value='OK, make this page visible' " 2331 + "title='Change the API level to " + minLevel + "' " 2332 + "onclick='$(\"#apiLevelSelector\").val(\"" + minLevel + "\");changeApiLevel();' />" 2333 + "</div>"); 2334 } else { 2335 $("#naMessage").hide(); 2336 } 2337} 2338 2339function toggleVisisbleApis(selectedLevel, context) { 2340 var apis = $(".api",context); 2341 apis.each(function(i) { 2342 var obj = $(this); 2343 var className = obj.attr("class"); 2344 var apiLevelIndex = className.lastIndexOf("-")+1; 2345 var apiLevelEndIndex = className.indexOf(" ", apiLevelIndex); 2346 apiLevelEndIndex = apiLevelEndIndex != -1 ? apiLevelEndIndex : className.length; 2347 var apiLevel = className.substring(apiLevelIndex, apiLevelEndIndex); 2348 if (apiLevel.length == 0) { // for odd cases when the since data is actually missing, just bail 2349 return; 2350 } 2351 apiLevel = parseInt(apiLevel); 2352 2353 // Handle provisional api levels; if this item's level is the provisional one, set it to the max 2354 var selectedLevelNum = parseInt(selectedLevel) 2355 var apiLevelNum = parseInt(apiLevel); 2356 if (isNaN(apiLevelNum)) { 2357 apiLevelNum = maxLevel; 2358 } 2359 2360 // Grey things out that aren't available and give a tooltip title 2361 if (apiLevelNum > selectedLevelNum) { 2362 obj.addClass("absent").attr("title","Requires API Level \"" 2363 + apiLevel + "\" or higher"); 2364 } 2365 else obj.removeClass("absent").removeAttr("title"); 2366 }); 2367} 2368 2369 2370 2371 2372/* ################# SIDENAV TREE VIEW ################### */ 2373 2374function new_node(me, mom, text, link, children_data, api_level) 2375{ 2376 var node = new Object(); 2377 node.children = Array(); 2378 node.children_data = children_data; 2379 node.depth = mom.depth + 1; 2380 2381 node.li = document.createElement("li"); 2382 mom.get_children_ul().appendChild(node.li); 2383 2384 node.label_div = document.createElement("div"); 2385 node.label_div.className = "label"; 2386 if (api_level != null) { 2387 $(node.label_div).addClass("api"); 2388 $(node.label_div).addClass("api-level-"+api_level); 2389 } 2390 node.li.appendChild(node.label_div); 2391 2392 if (children_data != null) { 2393 node.expand_toggle = document.createElement("a"); 2394 node.expand_toggle.href = "javascript:void(0)"; 2395 node.expand_toggle.onclick = function() { 2396 if (node.expanded) { 2397 $(node.get_children_ul()).slideUp("fast"); 2398 node.plus_img.src = me.toroot + "assets/images/triangle-closed-small.png"; 2399 node.expanded = false; 2400 } else { 2401 expand_node(me, node); 2402 } 2403 }; 2404 node.label_div.appendChild(node.expand_toggle); 2405 2406 node.plus_img = document.createElement("img"); 2407 node.plus_img.src = me.toroot + "assets/images/triangle-closed-small.png"; 2408 node.plus_img.className = "plus"; 2409 node.plus_img.width = "8"; 2410 node.plus_img.border = "0"; 2411 node.expand_toggle.appendChild(node.plus_img); 2412 2413 node.expanded = false; 2414 } 2415 2416 var a = document.createElement("a"); 2417 node.label_div.appendChild(a); 2418 node.label = document.createTextNode(text); 2419 a.appendChild(node.label); 2420 if (link) { 2421 a.href = me.toroot + link; 2422 } else { 2423 if (children_data != null) { 2424 a.className = "nolink"; 2425 a.href = "javascript:void(0)"; 2426 a.onclick = node.expand_toggle.onclick; 2427 // This next line shouldn't be necessary. I'll buy a beer for the first 2428 // person who figures out how to remove this line and have the link 2429 // toggle shut on the first try. --joeo@android.com 2430 node.expanded = false; 2431 } 2432 } 2433 2434 2435 node.children_ul = null; 2436 node.get_children_ul = function() { 2437 if (!node.children_ul) { 2438 node.children_ul = document.createElement("ul"); 2439 node.children_ul.className = "children_ul"; 2440 node.children_ul.style.display = "none"; 2441 node.li.appendChild(node.children_ul); 2442 } 2443 return node.children_ul; 2444 }; 2445 2446 return node; 2447} 2448 2449 2450 2451 2452function expand_node(me, node) 2453{ 2454 if (node.children_data && !node.expanded) { 2455 if (node.children_visited) { 2456 $(node.get_children_ul()).slideDown("fast"); 2457 } else { 2458 get_node(me, node); 2459 if ($(node.label_div).hasClass("absent")) { 2460 $(node.get_children_ul()).addClass("absent"); 2461 } 2462 $(node.get_children_ul()).slideDown("fast"); 2463 } 2464 node.plus_img.src = me.toroot + "assets/images/triangle-opened-small.png"; 2465 node.expanded = true; 2466 2467 // perform api level toggling because new nodes are new to the DOM 2468 var selectedLevel = $("#apiLevelSelector option:selected").val(); 2469 toggleVisisbleApis(selectedLevel, "#side-nav"); 2470 } 2471} 2472 2473function get_node(me, mom) 2474{ 2475 mom.children_visited = true; 2476 for (var i in mom.children_data) { 2477 var node_data = mom.children_data[i]; 2478 mom.children[i] = new_node(me, mom, node_data[0], node_data[1], 2479 node_data[2], node_data[3]); 2480 } 2481} 2482 2483function this_page_relative(toroot) 2484{ 2485 var full = document.location.pathname; 2486 var file = ""; 2487 if (toroot.substr(0, 1) == "/") { 2488 if (full.substr(0, toroot.length) == toroot) { 2489 return full.substr(toroot.length); 2490 } else { 2491 // the file isn't under toroot. Fail. 2492 return null; 2493 } 2494 } else { 2495 if (toroot != "./") { 2496 toroot = "./" + toroot; 2497 } 2498 do { 2499 if (toroot.substr(toroot.length-3, 3) == "../" || toroot == "./") { 2500 var pos = full.lastIndexOf("/"); 2501 file = full.substr(pos) + file; 2502 full = full.substr(0, pos); 2503 toroot = toroot.substr(0, toroot.length-3); 2504 } 2505 } while (toroot != "" && toroot != "/"); 2506 return file.substr(1); 2507 } 2508} 2509 2510function find_page(url, data) 2511{ 2512 var nodes = data; 2513 var result = null; 2514 for (var i in nodes) { 2515 var d = nodes[i]; 2516 if (d[1] == url) { 2517 return new Array(i); 2518 } 2519 else if (d[2] != null) { 2520 result = find_page(url, d[2]); 2521 if (result != null) { 2522 return (new Array(i).concat(result)); 2523 } 2524 } 2525 } 2526 return null; 2527} 2528 2529function init_default_navtree(toroot) { 2530 // load json file for navtree data 2531 $.getScript(toRoot + 'navtree_data.js', function(data, textStatus, jqxhr) { 2532 // when the file is loaded, initialize the tree 2533 if(jqxhr.status === 200) { 2534 init_navtree("tree-list", toroot, NAVTREE_DATA); 2535 } 2536 }); 2537 2538 // perform api level toggling because because the whole tree is new to the DOM 2539 var selectedLevel = $("#apiLevelSelector option:selected").val(); 2540 toggleVisisbleApis(selectedLevel, "#side-nav"); 2541} 2542 2543function init_navtree(navtree_id, toroot, root_nodes) 2544{ 2545 var me = new Object(); 2546 me.toroot = toroot; 2547 me.node = new Object(); 2548 2549 me.node.li = document.getElementById(navtree_id); 2550 me.node.children_data = root_nodes; 2551 me.node.children = new Array(); 2552 me.node.children_ul = document.createElement("ul"); 2553 me.node.get_children_ul = function() { return me.node.children_ul; }; 2554 //me.node.children_ul.className = "children_ul"; 2555 me.node.li.appendChild(me.node.children_ul); 2556 me.node.depth = 0; 2557 2558 get_node(me, me.node); 2559 2560 me.this_page = this_page_relative(toroot); 2561 me.breadcrumbs = find_page(me.this_page, root_nodes); 2562 if (me.breadcrumbs != null && me.breadcrumbs.length != 0) { 2563 var mom = me.node; 2564 for (var i in me.breadcrumbs) { 2565 var j = me.breadcrumbs[i]; 2566 mom = mom.children[j]; 2567 expand_node(me, mom); 2568 } 2569 mom.label_div.className = mom.label_div.className + " selected"; 2570 addLoadEvent(function() { 2571 scrollIntoView("nav-tree"); 2572 }); 2573 } 2574} 2575 2576 2577 2578 2579 2580 2581 2582 2583/* TODO: eliminate redundancy with non-google functions */ 2584function init_google_navtree(navtree_id, toroot, root_nodes) 2585{ 2586 var me = new Object(); 2587 me.toroot = toroot; 2588 me.node = new Object(); 2589 2590 me.node.li = document.getElementById(navtree_id); 2591 me.node.children_data = root_nodes; 2592 me.node.children = new Array(); 2593 me.node.children_ul = document.createElement("ul"); 2594 me.node.get_children_ul = function() { return me.node.children_ul; }; 2595 //me.node.children_ul.className = "children_ul"; 2596 me.node.li.appendChild(me.node.children_ul); 2597 me.node.depth = 0; 2598 2599 get_google_node(me, me.node); 2600} 2601 2602function new_google_node(me, mom, text, link, children_data, api_level) 2603{ 2604 var node = new Object(); 2605 var child; 2606 node.children = Array(); 2607 node.children_data = children_data; 2608 node.depth = mom.depth + 1; 2609 node.get_children_ul = function() { 2610 if (!node.children_ul) { 2611 node.children_ul = document.createElement("ul"); 2612 node.children_ul.className = "tree-list-children"; 2613 node.li.appendChild(node.children_ul); 2614 } 2615 return node.children_ul; 2616 }; 2617 node.li = document.createElement("li"); 2618 2619 mom.get_children_ul().appendChild(node.li); 2620 2621 2622 if(link) { 2623 child = document.createElement("a"); 2624 2625 } 2626 else { 2627 child = document.createElement("span"); 2628 child.className = "tree-list-subtitle"; 2629 2630 } 2631 if (children_data != null) { 2632 node.li.className="nav-section"; 2633 node.label_div = document.createElement("div"); 2634 node.label_div.className = "nav-section-header-ref"; 2635 node.li.appendChild(node.label_div); 2636 get_google_node(me, node); 2637 node.label_div.appendChild(child); 2638 } 2639 else { 2640 node.li.appendChild(child); 2641 } 2642 if(link) { 2643 child.href = me.toroot + link; 2644 } 2645 node.label = document.createTextNode(text); 2646 child.appendChild(node.label); 2647 2648 node.children_ul = null; 2649 2650 return node; 2651} 2652 2653function get_google_node(me, mom) 2654{ 2655 mom.children_visited = true; 2656 var linkText; 2657 for (var i in mom.children_data) { 2658 var node_data = mom.children_data[i]; 2659 linkText = node_data[0]; 2660 2661 if(linkText.match("^"+"com.google.android")=="com.google.android"){ 2662 linkText = linkText.substr(19, linkText.length); 2663 } 2664 mom.children[i] = new_google_node(me, mom, linkText, node_data[1], 2665 node_data[2], node_data[3]); 2666 } 2667} 2668 2669 2670 2671 2672 2673 2674/****** NEW version of script to build google and sample navs dynamically ******/ 2675// TODO: update Google reference docs to tolerate this new implementation 2676 2677function init_google_navtree2(navtree_id, data) 2678{ 2679 var $containerUl = $("#"+navtree_id); 2680 var linkText; 2681 for (var i in data) { 2682 var node_data = data[i]; 2683 $containerUl.append(new_google_node2(node_data)); 2684 } 2685 2686 initExpandableNavItems("#"+navtree_id); 2687} 2688 2689function new_google_node2(node_data) 2690{ 2691 var linkText = node_data[0]; 2692 if(linkText.match("^"+"com.google.android")=="com.google.android"){ 2693 linkText = linkText.substr(19, linkText.length); 2694 } 2695 var $li = $('<li>'); 2696 var $a; 2697 if (node_data[1] != null) { 2698 $a = $('<a href="' + toRoot + node_data[1] + '">' + linkText + '</a>'); 2699 } else { 2700 $a = $('<a href="#" onclick="return false;">' + linkText + '/</a>'); 2701 } 2702 var $childUl = $('<ul>'); 2703 if (node_data[2] != null) { 2704 $li.addClass("nav-section"); 2705 $a = $('<div class="nav-section-header">').append($a); 2706 if (node_data[1] == null) $a.addClass('empty'); 2707 2708 for (var i in node_data[2]) { 2709 var child_node_data = node_data[2][i]; 2710 $childUl.append(new_google_node2(child_node_data)); 2711 } 2712 $li.append($childUl); 2713 } 2714 $li.prepend($a); 2715 2716 return $li; 2717} 2718 2719 2720 2721 2722 2723 2724 2725 2726 2727 2728 2729function showGoogleRefTree() { 2730 init_default_google_navtree(toRoot); 2731 init_default_gcm_navtree(toRoot); 2732} 2733 2734function init_default_google_navtree(toroot) { 2735 // load json file for navtree data 2736 $.getScript(toRoot + 'gms_navtree_data.js', function(data, textStatus, jqxhr) { 2737 // when the file is loaded, initialize the tree 2738 if(jqxhr.status === 200) { 2739 init_google_navtree("gms-tree-list", toroot, GMS_NAVTREE_DATA); 2740 highlightSidenav(); 2741 resizeNav(); 2742 } 2743 }); 2744} 2745 2746function init_default_gcm_navtree(toroot) { 2747 // load json file for navtree data 2748 $.getScript(toRoot + 'gcm_navtree_data.js', function(data, textStatus, jqxhr) { 2749 // when the file is loaded, initialize the tree 2750 if(jqxhr.status === 200) { 2751 init_google_navtree("gcm-tree-list", toroot, GCM_NAVTREE_DATA); 2752 highlightSidenav(); 2753 resizeNav(); 2754 } 2755 }); 2756} 2757 2758function showSamplesRefTree() { 2759 init_default_samples_navtree(toRoot); 2760} 2761 2762function init_default_samples_navtree(toroot) { 2763 // load json file for navtree data 2764 $.getScript(toRoot + 'samples_navtree_data.js', function(data, textStatus, jqxhr) { 2765 // when the file is loaded, initialize the tree 2766 if(jqxhr.status === 200) { 2767 init_google_navtree2("nav.samples-nav", SAMPLES_NAVTREE_DATA); 2768 highlightSidenav(); 2769 resizeNav(); 2770 } 2771 }); 2772} 2773 2774/* TOGGLE INHERITED MEMBERS */ 2775 2776/* Toggle an inherited class (arrow toggle) 2777 * @param linkObj The link that was clicked. 2778 * @param expand 'true' to ensure it's expanded. 'false' to ensure it's closed. 2779 * 'null' to simply toggle. 2780 */ 2781function toggleInherited(linkObj, expand) { 2782 var base = linkObj.getAttribute("id"); 2783 var list = document.getElementById(base + "-list"); 2784 var summary = document.getElementById(base + "-summary"); 2785 var trigger = document.getElementById(base + "-trigger"); 2786 var a = $(linkObj); 2787 if ( (expand == null && a.hasClass("closed")) || expand ) { 2788 list.style.display = "none"; 2789 summary.style.display = "block"; 2790 trigger.src = toRoot + "assets/images/triangle-opened.png"; 2791 a.removeClass("closed"); 2792 a.addClass("opened"); 2793 } else if ( (expand == null && a.hasClass("opened")) || (expand == false) ) { 2794 list.style.display = "block"; 2795 summary.style.display = "none"; 2796 trigger.src = toRoot + "assets/images/triangle-closed.png"; 2797 a.removeClass("opened"); 2798 a.addClass("closed"); 2799 } 2800 return false; 2801} 2802 2803/* Toggle all inherited classes in a single table (e.g. all inherited methods) 2804 * @param linkObj The link that was clicked. 2805 * @param expand 'true' to ensure it's expanded. 'false' to ensure it's closed. 2806 * 'null' to simply toggle. 2807 */ 2808function toggleAllInherited(linkObj, expand) { 2809 var a = $(linkObj); 2810 var table = $(a.parent().parent().parent()); // ugly way to get table/tbody 2811 var expandos = $(".jd-expando-trigger", table); 2812 if ( (expand == null && a.text() == "[Expand]") || expand ) { 2813 expandos.each(function(i) { 2814 toggleInherited(this, true); 2815 }); 2816 a.text("[Collapse]"); 2817 } else if ( (expand == null && a.text() == "[Collapse]") || (expand == false) ) { 2818 expandos.each(function(i) { 2819 toggleInherited(this, false); 2820 }); 2821 a.text("[Expand]"); 2822 } 2823 return false; 2824} 2825 2826/* Toggle all inherited members in the class (link in the class title) 2827 */ 2828function toggleAllClassInherited() { 2829 var a = $("#toggleAllClassInherited"); // get toggle link from class title 2830 var toggles = $(".toggle-all", $("#body-content")); 2831 if (a.text() == "[Expand All]") { 2832 toggles.each(function(i) { 2833 toggleAllInherited(this, true); 2834 }); 2835 a.text("[Collapse All]"); 2836 } else { 2837 toggles.each(function(i) { 2838 toggleAllInherited(this, false); 2839 }); 2840 a.text("[Expand All]"); 2841 } 2842 return false; 2843} 2844 2845/* Expand all inherited members in the class. Used when initiating page search */ 2846function ensureAllInheritedExpanded() { 2847 var toggles = $(".toggle-all", $("#body-content")); 2848 toggles.each(function(i) { 2849 toggleAllInherited(this, true); 2850 }); 2851 $("#toggleAllClassInherited").text("[Collapse All]"); 2852} 2853 2854 2855/* HANDLE KEY EVENTS 2856 * - Listen for Ctrl+F (Cmd on Mac) and expand all inherited members (to aid page search) 2857 */ 2858var agent = navigator['userAgent'].toLowerCase(); 2859var mac = agent.indexOf("macintosh") != -1; 2860 2861$(document).keydown( function(e) { 2862var control = mac ? e.metaKey && !e.ctrlKey : e.ctrlKey; // get ctrl key 2863 if (control && e.which == 70) { // 70 is "F" 2864 ensureAllInheritedExpanded(); 2865 } 2866}); 2867 2868 2869 2870 2871 2872 2873/* On-demand functions */ 2874 2875/** Move sample code line numbers out of PRE block and into non-copyable column */ 2876function initCodeLineNumbers() { 2877 var numbers = $("#codesample-block a.number"); 2878 if (numbers.length) { 2879 $("#codesample-line-numbers").removeClass("hidden").append(numbers); 2880 } 2881 2882 $(document).ready(function() { 2883 // select entire line when clicked 2884 $("span.code-line").click(function() { 2885 if (!shifted) { 2886 selectText(this); 2887 } 2888 }); 2889 // invoke line link on double click 2890 $(".code-line").dblclick(function() { 2891 document.location.hash = $(this).attr('id'); 2892 }); 2893 // highlight the line when hovering on the number 2894 $("#codesample-line-numbers a.number").mouseover(function() { 2895 var id = $(this).attr('href'); 2896 $(id).css('background','#e7e7e7'); 2897 }); 2898 $("#codesample-line-numbers a.number").mouseout(function() { 2899 var id = $(this).attr('href'); 2900 $(id).css('background','none'); 2901 }); 2902 }); 2903} 2904 2905// create SHIFT key binder to avoid the selectText method when selecting multiple lines 2906var shifted = false; 2907$(document).bind('keyup keydown', function(e){shifted = e.shiftKey; return true;} ); 2908 2909// courtesy of jasonedelman.com 2910function selectText(element) { 2911 var doc = document 2912 , range, selection 2913 ; 2914 if (doc.body.createTextRange) { //ms 2915 range = doc.body.createTextRange(); 2916 range.moveToElementText(element); 2917 range.select(); 2918 } else if (window.getSelection) { //all others 2919 selection = window.getSelection(); 2920 range = doc.createRange(); 2921 range.selectNodeContents(element); 2922 selection.removeAllRanges(); 2923 selection.addRange(range); 2924 } 2925}