Some issues:
1) Move scaleHeader() into <initialization>...</initialization>.
initCustomHead() is redundant.
2) Same for dojo.event.connect(....);
3) What is the value of ${completer}? Where is it specified?
br
Igor
On 9/4/07, Ken nashua <[EMAIL PROTECTED]> wrote:
>
> Folks,
>
> I am trying to operate some JavaScript within a component T-4.1.2
>
> It is not coming out in the rendering of the markup.
>
> Is there any magic to this...? Some flag that needs to be set? My
> component
> is rendering fine.
>
> Code follows:
>
> thanks
> Best regards
> Ken in nashua
>
> Customhead.script
> <?xml version="1.0" encoding="UTF-8"?>
> <!DOCTYPE script PUBLIC
> "-//Apache Software Foundation//Tapestry Script Specification 4.0
> //EN"
> "http://jakarta.apache.org/tapestry/dtd/Script_4_0.dtd";>
>
> <script>
> <include-script
> resource-path="/org/trails/demo/components/CustomHead.js"/>
>
> <!-- E-Frastructure -->
> <input-symbol key="id" class="java.lang.String" required="yes"/>
> <input-symbol key="props" required="yes" />
> <input-symbol key="form" required="yes" />
> <input-symbol key="widget" required="yes" />
>
> <!-- Business Logic -->
> <input-symbol key="scaleWidth" required="yes" />
> <input-symbol key="scaleHeight" required="yes" />
> <input-symbol key="imageWidget" required="yes" />
>
> <let key="CustomHead" unique="yes">
> ${id}
> </let>
>
>
> <!-- then use: var box = dojo.html.getContentBox(HTMLElement) -->
> <!-- use the box values box.width and box.height to perform an ajax
> call
> through -->
> <!-- a tapestry service (better to do on page finish load so that
> you'll
> perform -->
> <!-- a single call, and do it in json). When you receive the
> message back,
> then -->
> <!-- you can set the background image for every image you want. -->
> <!-- ...or you can call after the ajax response -->
> <!-- dojo.html.insertCssText(cssStr, doc) -->
>
>
> <body>
> <unique>
> dojo.require("tapestry.widget.Widget");
> dojo.require("dojo.widget.Manager");
> dojo.require("dojo.widget.HtmlWidget");
> dojo.require("dojo.widget.*");
> dojo.require("dojo.html");
> dojo.require("dojo.event.*");
> dojo.require("dojo.uri.Uri");
> dojo.require("dojo.dom");
> dojo.require("dojo.style");
>
> dojo.event.connect(tapestry, "loadJson",
> function(type, data, http,
> kwArgs){
> // do your stuff...the data argument is
> your json object
> });
> </unique>
> initCustomHead();
> </body>
>
> <initialization>
> var ${completer}=${props};
> var selw=dojo.widget.byId("${id}");
> tapestry.widget.synchronizeWidgetState("${id}",
> "CustomHead", ${props},
> ${widget.destroy});
> </initialization>
> </script>
>
> CustomHead.js
> /**
> * JavaScript Custom Head control
> *
> * @author kenneth.colassi [EMAIL PROTECTED]
> *
> * Aug 2007
> **/
>
> // Initialize the Custom Head
> function initCustomHead() {
> window.onload = scaleHeader();
> }
>
> function scaleHeader() {
> debugger;
> var elementId = 'header';
> var headerElement = document.getElementById(elementId);
>
> var cb = dojo.html.getContentBox(headerElement);
> var cb = dojo.html.getPaddingBox(headerElement);
> var bb = dojo.html.getBorderBox(headerElement);
> var mb = dojo.html.getMarginBox(headerElement);
> }
>
> Customhead.jwc
> <!DOCTYPE component-specification PUBLIC "-//Apache Software
> Foundation//Tapestry Specification 4.1//EN"
> "http://jakarta.apache.org/tapestry/dtd/Tapestry_4_1.dtd";>
> <component-specification class="org.trails.demo.components.CustomHead"
> allow-body="yes"
>
>
> allow-informal-parameters="no">
>
> <inject property="applicationSpecification"
> object="infrastructure:applicationSpecification"/>
> <inject property="script" type="script" object="CustomHead.script
> "/>
>
> </component-specification>
>
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