diff options
Diffstat (limited to 'src/navtree.js')
| -rw-r--r-- | src/navtree.js | 496 |
1 files changed, 496 insertions, 0 deletions
diff --git a/src/navtree.js b/src/navtree.js new file mode 100644 index 0000000..5549d7f --- /dev/null +++ b/src/navtree.js @@ -0,0 +1,496 @@ +var navTreeSubIndices = new Array(); + +function getData(varName) +{ + var i = varName.lastIndexOf('/'); + var n = i>=0 ? varName.substring(i+1) : varName; + return eval(n.replace(/\-/g,'_')); +} + +function stripPath(uri) +{ + return uri.substring(uri.lastIndexOf('/')+1); +} + +function stripPath2(uri) +{ + var i = uri.lastIndexOf('/'); + var s = uri.substring(i+1); + var m = uri.substring(0,i+1).match(/\/d\w\/d\w\w\/$/); + return m ? uri.substring(i-6) : s; +} + +function localStorageSupported() +{ + try { + return 'localStorage' in window && window['localStorage'] !== null && window.localStorage.getItem; + } + catch(e) { + return false; + } +} + + +function storeLink(link) +{ + if (!$("#nav-sync").hasClass('sync') && localStorageSupported()) { + window.localStorage.setItem('navpath',link); + } +} + +function deleteLink() +{ + if (localStorageSupported()) { + window.localStorage.setItem('navpath',''); + } +} + +function cachedLink() +{ + if (localStorageSupported()) { + return window.localStorage.getItem('navpath'); + } else { + return ''; + } +} + +function getScript(scriptName,func,show) +{ + var head = document.getElementsByTagName("head")[0]; + var script = document.createElement('script'); + script.id = scriptName; + script.type = 'text/javascript'; + script.onload = func; + script.src = scriptName+'.js'; + if ($.browser.msie && $.browser.version<=8) { + // script.onload does work with older versions of IE + script.onreadystatechange = function() { + if (script.readyState=='complete' || script.readyState=='loaded') { + func(); if (show) showRoot(); + } + } + } + head.appendChild(script); +} + +function createIndent(o,domNode,node,level) +{ + if (node.parentNode && node.parentNode.parentNode) { + createIndent(o,domNode,node.parentNode,level+1); + } + var imgNode = document.createElement("img"); + imgNode.width = 16; + imgNode.height = 22; + if (level==0 && node.childrenData) { + node.plus_img = imgNode; + node.expandToggle = document.createElement("a"); + node.expandToggle.href = "javascript:void(0)"; + node.expandToggle.onclick = function() { + if (node.expanded) { + $(node.getChildrenUL()).slideUp("fast"); + if (node.isLast) { + node.plus_img.src = node.relpath+"ftv2plastnode.png"; + } else { + node.plus_img.src = node.relpath+"ftv2pnode.png"; + } + node.expanded = false; + } else { + expandNode(o, node, false, false); + } + } + node.expandToggle.appendChild(imgNode); + domNode.appendChild(node.expandToggle); + } else { + domNode.appendChild(imgNode); + } + if (level==0) { + if (node.isLast) { + if (node.childrenData) { + imgNode.src = node.relpath+"ftv2plastnode.png"; + } else { + imgNode.src = node.relpath+"ftv2lastnode.png"; + domNode.appendChild(imgNode); + } + } else { + if (node.childrenData) { + imgNode.src = node.relpath+"ftv2pnode.png"; + } else { + imgNode.src = node.relpath+"ftv2node.png"; + domNode.appendChild(imgNode); + } + } + } else { + if (node.isLast) { + imgNode.src = node.relpath+"ftv2blank.png"; + } else { + imgNode.src = node.relpath+"ftv2vertline.png"; + } + } + imgNode.border = "0"; +} + +function newNode(o, po, text, link, childrenData, lastNode) +{ + var node = new Object(); + node.children = Array(); + node.childrenData = childrenData; + node.depth = po.depth + 1; + node.relpath = po.relpath; + node.isLast = lastNode; + + node.li = document.createElement("li"); + po.getChildrenUL().appendChild(node.li); + node.parentNode = po; + + node.itemDiv = document.createElement("div"); + node.itemDiv.className = "item"; + + node.labelSpan = document.createElement("span"); + node.labelSpan.className = "label"; + + createIndent(o,node.itemDiv,node,0); + node.itemDiv.appendChild(node.labelSpan); + node.li.appendChild(node.itemDiv); + + var a = document.createElement("a"); + node.labelSpan.appendChild(a); + node.label = document.createTextNode(text); + node.expanded = false; + a.appendChild(node.label); + if (link) { + var url; + if (link.substring(0,1)=='^') { + url = link.substring(1); + link = url; + } else { + url = node.relpath+link; + } + a.className = stripPath(link.replace('#',':')); + if (link.indexOf('#')!=-1) { + var aname = '#'+link.split('#')[1]; + var srcPage = stripPath($(location).attr('pathname')); + var targetPage = stripPath(link.split('#')[0]); + a.href = srcPage!=targetPage ? url : '#'; + a.onclick = function(){ + storeLink(link); + if (!$(a).parent().parent().hasClass('selected')) + { + $('.item').removeClass('selected'); + $('.item').removeAttr('id'); + $(a).parent().parent().addClass('selected'); + $(a).parent().parent().attr('id','selected'); + } + var pos, anchor = $(aname), docContent = $('#doc-content'); + if (anchor.parent().attr('class')=='memItemLeft') { + pos = anchor.parent().position().top; + } else if (anchor.position()) { + pos = anchor.position().top; + } + if (pos) { + var dist = Math.abs(Math.min( + pos-docContent.offset().top, + docContent[0].scrollHeight- + docContent.height()-docContent.scrollTop())); + docContent.animate({ + scrollTop: pos + docContent.scrollTop() - docContent.offset().top + },Math.max(50,Math.min(500,dist)),function(){ + window.location.replace(aname); + }); + } + }; + } else { + a.href = url; + a.onclick = function() { storeLink(link); } + } + } else { + if (childrenData != null) + { + a.className = "nolink"; + a.href = "javascript:void(0)"; + a.onclick = node.expandToggle.onclick; + } + } + + node.childrenUL = null; + node.getChildrenUL = function() { + if (!node.childrenUL) { + node.childrenUL = document.createElement("ul"); + node.childrenUL.className = "children_ul"; + node.childrenUL.style.display = "none"; + node.li.appendChild(node.childrenUL); + } + return node.childrenUL; + }; + + return node; +} + +function showRoot() +{ + var headerHeight = $("#top").height(); + var footerHeight = $("#nav-path").height(); + var windowHeight = $(window).height() - headerHeight - footerHeight; + (function (){ // retry until we can scroll to the selected item + try { + var navtree=$('#nav-tree'); + navtree.scrollTo('#selected',0,{offset:-windowHeight/2}); + } catch (err) { + setTimeout(arguments.callee, 0); + } + })(); +} + +function expandNode(o, node, imm, showRoot) +{ + if (node.childrenData && !node.expanded) { + if (typeof(node.childrenData)==='string') { + var varName = node.childrenData; + getScript(node.relpath+varName,function(){ + node.childrenData = getData(varName); + expandNode(o, node, imm, showRoot); + }, showRoot); + } else { + if (!node.childrenVisited) { + getNode(o, node); + } if (imm || ($.browser.msie && $.browser.version>8)) { + // somehow slideDown jumps to the start of tree for IE9 :-( + $(node.getChildrenUL()).show(); + } else { + $(node.getChildrenUL()).slideDown("fast"); + } + if (node.isLast) { + node.plus_img.src = node.relpath+"ftv2mlastnode.png"; + } else { + node.plus_img.src = node.relpath+"ftv2mnode.png"; + } + node.expanded = true; + } + } +} + +function glowEffect(n,duration) +{ + n.addClass('glow').delay(duration).queue(function(next){ + $(this).removeClass('glow');next(); + }); +} + +function highlightAnchor() +{ + var anchor = $($(location).attr('hash')); + if (anchor.parent().attr('class')=='memItemLeft'){ + var rows = $('.memberdecls tr[class$="'+ + window.location.hash.substring(1)+'"]'); + glowEffect(rows.children(),300); // member without details + } else if (anchor.parents().slice(2).prop('tagName')=='TR') { + glowEffect(anchor.parents('div.memitem'),1000); // enum value + } else if (anchor.parent().attr('class')=='fieldtype'){ + glowEffect(anchor.parent().parent(),1000); // struct field + } else if (anchor.parent().is(":header")) { + glowEffect(anchor.parent(),1000); // section header + } else { + glowEffect(anchor.next(),1000); // normal member + } +} + +function selectAndHighlight(hash,n) +{ + var a; + if (hash) { + var link=stripPath($(location).attr('pathname'))+':'+hash.substring(1); + a=$('.item a[class$="'+link+'"]'); + } + if (a && a.length) { + a.parent().parent().addClass('selected'); + a.parent().parent().attr('id','selected'); + highlightAnchor(); + } else if (n) { + $(n.itemDiv).addClass('selected'); + $(n.itemDiv).attr('id','selected'); + } + showRoot(); +} + +function showNode(o, node, index, hash) +{ + if (node && node.childrenData) { + if (typeof(node.childrenData)==='string') { + var varName = node.childrenData; + getScript(node.relpath+varName,function(){ + node.childrenData = getData(varName); + showNode(o,node,index,hash); + },true); + } else { + if (!node.childrenVisited) { + getNode(o, node); + } + $(node.getChildrenUL()).show(); + if (node.isLast) { + node.plus_img.src = node.relpath+"ftv2mlastnode.png"; + } else { + node.plus_img.src = node.relpath+"ftv2mnode.png"; + } + node.expanded = true; + var n = node.children[o.breadcrumbs[index]]; + if (index+1<o.breadcrumbs.length) { + showNode(o,n,index+1,hash); + } else { + if (typeof(n.childrenData)==='string') { + var varName = n.childrenData; + getScript(n.relpath+varName,function(){ + n.childrenData = getData(varName); + node.expanded=false; + showNode(o,node,index,hash); // retry with child node expanded + },true); + } else { + var rootBase = stripPath(o.toroot.replace(/\..+$/, '')); + if (rootBase=="index" || rootBase=="pages") { + expandNode(o, n, true, true); + } + selectAndHighlight(hash,n); + } + } + } + } else { + selectAndHighlight(hash); + } +} + +function getNode(o, po) +{ + po.childrenVisited = true; + var l = po.childrenData.length-1; + for (var i in po.childrenData) { + var nodeData = po.childrenData[i]; + po.children[i] = newNode(o, po, nodeData[0], nodeData[1], nodeData[2], + i==l); + } +} + +function gotoNode(o,subIndex,root,hash,relpath) +{ + var nti = navTreeSubIndices[subIndex][root+hash]; + o.breadcrumbs = $.extend(true, [], nti ? nti : navTreeSubIndices[subIndex][root]); + if (!o.breadcrumbs && root!=NAVTREE[0][1]) { // fallback: show index + navTo(o,NAVTREE[0][1],"",relpath); + $('.item').removeClass('selected'); + $('.item').removeAttr('id'); + } + if (o.breadcrumbs) { + o.breadcrumbs.unshift(0); // add 0 for root node + showNode(o, o.node, 0, hash); + } +} + +function navTo(o,root,hash,relpath) +{ + var link = cachedLink(); + if (link) { + var parts = link.split('#'); + root = parts[0]; + if (parts.length>1) hash = '#'+parts[1]; + else hash=''; + } + if (root==NAVTREE[0][1]) { + $('#nav-sync').css('top','30px'); + } else { + $('#nav-sync').css('top','5px'); + } + if (hash.match(/^#l\d+$/)) { + var anchor=$('a[name='+hash.substring(1)+']'); + glowEffect(anchor.parent(),1000); // line number + hash=''; // strip line number anchors + //root=root.replace(/_source\./,'.'); // source link to doc link + } + var url=root+hash; + var i=-1; + while (NAVTREEINDEX[i+1]<=url) i++; + if (navTreeSubIndices[i]) { + gotoNode(o,i,root,hash,relpath) + } else { + getScript(relpath+'navtreeindex'+i,function(){ + navTreeSubIndices[i] = eval('NAVTREEINDEX'+i); + if (navTreeSubIndices[i]) { + gotoNode(o,i,root,hash,relpath); + } + },true); + } +} + +function showSyncOff(n,relpath) +{ + n.html('<img src="'+relpath+'sync_off.png" title="'+SYNCOFFMSG+'"/>'); +} + +function showSyncOn(n,relpath) +{ + n.html('<img src="'+relpath+'sync_on.png"/ title="'+SYNCONMSG+'">'); +} + +function toggleSyncButton(relpath) +{ + var navSync = $('#nav-sync'); + if (navSync.hasClass('sync')) { + navSync.removeClass('sync'); + showSyncOff(navSync,relpath); + storeLink(stripPath2($(location).attr('pathname'))+$(location).attr('hash')); + } else { + navSync.addClass('sync'); + showSyncOn(navSync,relpath); + deleteLink(); + } +} + +function initNavTree(toroot,relpath) +{ + var o = new Object(); + o.toroot = toroot; + o.node = new Object(); + o.node.li = document.getElementById("nav-tree-contents"); + o.node.childrenData = NAVTREE; + o.node.children = new Array(); + o.node.childrenUL = document.createElement("ul"); + o.node.getChildrenUL = function() { return o.node.childrenUL; }; + o.node.li.appendChild(o.node.childrenUL); + o.node.depth = 0; + o.node.relpath = relpath; + o.node.expanded = false; + o.node.isLast = true; + o.node.plus_img = document.createElement("img"); + o.node.plus_img.src = relpath+"ftv2pnode.png"; + o.node.plus_img.width = 16; + o.node.plus_img.height = 22; + + if (localStorageSupported()) { + var navSync = $('#nav-sync'); + if (cachedLink()) { + showSyncOff(navSync,relpath); + navSync.removeClass('sync'); + } else { + showSyncOn(navSync,relpath); + } + navSync.click(function(){ toggleSyncButton(relpath); }); + } + + navTo(o,toroot,window.location.hash,relpath); + + $(window).bind('hashchange', function(){ + if (window.location.hash && window.location.hash.length>1){ + var a; + if ($(location).attr('hash')){ + var clslink=stripPath($(location).attr('pathname'))+':'+ + $(location).attr('hash').substring(1); + a=$('.item a[class$="'+clslink+'"]'); + } + if (a==null || !$(a).parent().parent().hasClass('selected')){ + $('.item').removeClass('selected'); + $('.item').removeAttr('id'); + } + var link=stripPath2($(location).attr('pathname')); + navTo(o,link,$(location).attr('hash'),relpath); + } + }) + + $(window).load(showRoot); +} + |