Re: [Saxon-JS 2] Creating and referencing an element

I take it back -- it looks like moving object creation after the
<xsl:result-document> did work after all :)

On Sun, Aug 30, 2020 at 12:01 AM Martynas Jusevičius
<[email protected]> wrote:
>
> Hi,
>
> with Saxon-CE I used this kind of approach within <xsl:result-document>:
> - output a <div> element with ID
> - look it up by ID using document.getElementById()
> - pass it to Google Maps object constructor
>
> The same code doesn't work with Saxon-JS -- I get "Map: Expected
> mapDiv of type Element but was passed null."
>
> I guess it only worked because of the <ixsl:schedule-action wait="0">
> (see the Saxon-CE code below).
>
> The only relevant mention I could find in the documentation is this:
>
>     Saxon-CE implemented a "pending update list" so that HTML page
> modifications such as xsl:result-document and ixsl:set-attribute were
> deferred until the end of the current transformation phase. This is
> not implemented in this release of Saxon-JS.
>
> Not sure exactly what it means -- that <ixsl:schedule-action wait="0">
> should not be required anymore?
>
> I tried moving the object creation after the <xsl:result-document>,
> but that didn't help -- no error but the map object is left undefined
> (with or without <ixsl:schedule-action wait="0">).
>
> What is the solution here?
>
> === Code ===
>
> <xsl:template match="*[@id = 'container-pane']/div/ul[@class = 'nav
> nav-tabs']/li/a" mode="ixsl:onclick">
>     <xsl:result-document href="?." method="ixsl:replace-content">
>         <xsl:call-template name="container-mode"/>
>     </xsl:result-document>
> </xsl:template>
>
> <xsl:template name="container-mode">
>     <xsl:param name="canvas-id" select="'map-canvas'" as="xs:string"/>
>
>     <div id="{$canvas-id}"></div>
>
>     <ixsl:schedule-action wait="0">
>         <xsl:call-template name="create-google-map">
>             <xsl:with-param name="map"
> select="ac:create-map($canvas-id, 56, 10, 4)"/>
>         </xsl:call-template>
>     </ixsl:schedule-action>
> </xsl:template>
>
> <xsl:template name="create-google-map">
>     <xsl:param name="map"/>
>
>     <ixsl:set-property name="map" select="$map"
> object="ixsl:get(ixsl:window(), 'LinkedDataHub')"/>
> </xsl:template>
>
> <xsl:function name="ac:create-map">
>     <xsl:param name="id" as="xs:string"/>
>     <xsl:param name="lat" as="xs:float"/>
>     <xsl:param name="lng" as="xs:float"/>
>     <xsl:param name="zoom" as="xs:integer"/>
>
>     <xsl:variable name="js-statement" as="element()">
>         <root statement="new
> google.maps.Map(document.getElementById('{$id}'), {{ center: new
> google.maps.LatLng({$lat}, {$lng}), zoom: {$zoom} }})"/>
>     </xsl:variable>
>     <xsl:sequence select="ixsl:eval(string($js-statement/@statement))"/>
> </xsl:function>
>
>
> Martynas


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