| 1 | var Gallery = {}; |
| 2 | |
| 3 | Gallery.entries = {}; |
| 4 | Gallery.entryOrder = []; |
| 5 | Gallery.runningDemo = null; |
| 6 | |
| 7 | /* |
| 8 | * Shortcut for creating HTML associated with a parent. |
| 9 | */ |
| 10 | Gallery.create = function(type, parent, className) { |
| 11 | var elem = document.createElement(type); |
| 12 | parent.appendChild(elem); |
| 13 | if (className) { |
| 14 | elem.className = className; |
| 15 | } |
| 16 | return elem; |
| 17 | }; |
| 18 | |
| 19 | Gallery.start = function() { |
| 20 | Gallery.toc = document.getElementById("toc"); |
| 21 | Gallery.workarea = document.getElementById("workarea"); |
| 22 | Gallery.subtitle = Gallery.create("div", Gallery.workarea); |
| 23 | Gallery.workareaChild = Gallery.create("div", Gallery.workarea); |
| 24 | Gallery.workarea.style.visibility = "hidden"; |
| 25 | Gallery.title = document.getElementById("title"); |
| 26 | Gallery.textarea = new TextArea(); |
| 27 | |
| 28 | for (var idx in Gallery.entryOrder) { |
| 29 | var id = Gallery.entryOrder[idx]; |
| 30 | var demo = Gallery.entries[id]; |
| 31 | |
| 32 | var div = Gallery.create("div", Gallery.toc, "entry"); |
| 33 | div.id = id + "-toc"; |
| 34 | var innerDiv = Gallery.create("div", div, ""); |
| 35 | |
| 36 | // Storing extra data in the demo object. |
| 37 | demo.div = div; |
| 38 | demo.innerDiv = innerDiv; |
| 39 | |
| 40 | innerDiv.textContent = demo.name; |
| 41 | div.onclick = function(demo, id) { return function() { |
| 42 | if (Gallery.runningDemo != null) { |
| 43 | Gallery.runningDemo.innerDiv.className = ""; |
| 44 | if (Gallery.runningDemo.clean != null) { |
| 45 | Gallery.runningDemo.clean(Gallery.workareaChild); |
| 46 | } |
| 47 | } |
| 48 | Gallery.subtitle.innerHTML = ""; |
| 49 | var codeLink = Gallery.create("a", Gallery.subtitle); |
| 50 | codeLink.textContent = "code"; |
| 51 | codeLink.href = "#"; |
| 52 | Gallery.workarea.style.visibility = "visible"; |
| 53 | Gallery.title.textContent = demo.title ? demo.title : ""; |
| 54 | demo.innerDiv.className = "selected"; |
| 55 | Gallery.workareaChild.id = id; |
| 56 | location.hash = "g/" + id; |
| 57 | Gallery.workareaChild.innerHTML=''; |
| 58 | if (demo.setup) { |
| 59 | demo.setup(Gallery.workareaChild); |
| 60 | } |
| 61 | var html = Gallery.workareaChild.innerHTML; |
| 62 | codeLink.onclick = function() { |
| 63 | var javascript = demo.run.toString(); |
| 64 | Gallery.textarea.show("Code", "HTML\n\n" + html + "\n\njavascript\n\n" + javascript); |
| 65 | }; |
| 66 | demo.run(Gallery.workareaChild); |
| 67 | Gallery.runningDemo = demo; |
| 68 | }; }(demo, id); |
| 69 | } |
| 70 | |
| 71 | Gallery.hashChange(); |
| 72 | |
| 73 | window.onhashchange = Gallery.setHash;("hashchange", Gallery.hashChange, false); |
| 74 | }; |
| 75 | |
| 76 | Gallery.register = function(id, demo) { |
| 77 | if (Gallery.entries[id]) { |
| 78 | throw id + " already registered"; |
| 79 | } |
| 80 | Gallery.entries[id] = demo; |
| 81 | Gallery.entryOrder.push(id); |
| 82 | }; |
| 83 | |
| 84 | Gallery.hashChange = function(event) { |
| 85 | if (location.hash) { |
| 86 | if (location.hash.indexOf("#g/") == 0) { |
| 87 | var id = location.hash.substring(3) + "-toc"; |
| 88 | var elem = document.getElementById(id); |
| 89 | elem.onclick(); |
| 90 | } |
| 91 | } |
| 92 | }; |