| <html> |
| <head><title>Outline Tree Using Jstemplates</title> |
| <script src="../util.js" type="text/javascript"></script> |
| <script src="../jsevalcontext.js" type="text/javascript"></script> |
| <script src="../jstemplate.js" type="text/javascript"></script> |
| <script type="text/javascript"> |
| // Hierarchical data: |
| var tplData = |
| { title: "Jstemplates", items: [ |
| { title: "", items: [ |
| { title: "The Jstemplates Module"}, |
| { title: "Javascript Data"}, |
| { title: "Template HTML"}, |
| { title: "Processing Templates with Javascript Statements"} |
| ] |
| }, |
| { title: "Template Processing Instructions", items: [ |
| { title: "Processing Environment" }, |
| { title: "", items: [ |
| {title: "jscontent"}, {title: "jsselect"}, {title: "jsdisplay"}, |
| {title: "transclude"},{title: "jsvalues"}, {title: "jsskip"}, {title: "jseval"} |
| ]} |
| ]} |
| ]}; |
| |
| var PEG_NAME = 'peg'; |
| var TEMPLATE_NAME = 'tpl'; |
| var TITLE_COUNT_NAME = 'titleCountPeg'; |
| var TITLE_TEMPLATE_NAME = 'titleCountTpl'; |
| |
| // Called by the body onload handler: |
| function loadAll() { |
| var titleCountElement = domGetElementById(document, TITLE_COUNT_NAME); |
| var pegElement = domGetElementById(document, PEG_NAME); |
| var counter = {full: 0, empty: 0}; |
| |
| loadData(pegElement, TEMPLATE_NAME, tplData, counter); |
| loadData(titleCountElement, TITLE_TEMPLATE_NAME, tplData, counter); |
| } |
| |
| |
| function loadData(peg, templateId, data, counter) { |
| // Get a copy of the template: |
| var templateToProcess = jstGetTemplate(templateId); |
| |
| // Wrap our data in a context object: |
| var processingContext = new JsEvalContext(data); |
| |
| processingContext.setVariable('$counter', counter); |
| |
| // Process the template |
| jstProcess(processingContext, templateToProcess); |
| |
| // Clear the element to which we'll attach the processed template: |
| peg.innerHTML = ''; |
| |
| // Attach the template: |
| domAppendChild(peg, templateToProcess); |
| } |
| |
| // Function called by onclick to record state of closedness and |
| // refresh the outline display |
| function setClosed(jstdata, closedVal) { |
| jstdata.closed = closedVal; |
| loadAll(); |
| } |
| </script> |
| <link rel="stylesheet" type="text/css" href="css/maps2.deb.css"/> |
| </head> |
| <body onload="loadAll()"> |
| |
| <!-- |
| This is the div to which the instantiated template will be attached. |
| --> |
| <div id="peg"></div> |
| <div id="titleCountPeg"></div> |
| <!-- |
| A container to hide our template: |
| --> |
| <div style="display:none"> |
| <!-- |
| This is the template div. It will be copied and attached to the div above with: |
| var apt = jstGetTemplate('apt'); |
| appendChild(panel, apt) |
| --> |
| <div id="tpl"> |
| <!-- |
| Links to open and close outline sections: |
| --> |
| <a href="#" jsdisplay="closed" |
| jsvalues=".jstdata:$this" |
| onclick="setClosed(this.jstdata,0)">[Open]</a> |
| |
| <a href="#" jsdisplay="!closed && items.length" |
| jsvalues=".jstdata:$this" |
| onclick="setClosed(this.jstdata,1)">[Close]</a> |
| |
| <span jscontent="title" |
| jseval="title? $counter.full++: $counter.empty++"> |
| Outline heading |
| </span> |
| <ul jsdisplay="items.length && !closed"> |
| <li jsselect="items"> |
| <!--Recursive tranclusion: --> |
| <div transclude="tpl"></div> |
| </li> |
| </ul> |
| </div> |
| |
| <div id="titleCountTpl"> |
| <p> |
| This outline has <span jscontent="$counter.empty"></span> empty titles |
| and <span jscontent="$counter.full"></span> titles with content. |
| </p> |
| </div> |
| </div> |
| </body> |
| </html> |
