[Laszlo-dev] For Review: Change change.7sdt5h8wX.txt Summary: Parse $style constraints

[Henry Minsky]

approved

On 8/22/06, P T Withington <ptw at pobox.com> wrote:
>
> Change change.7sdt5h8wX.txt by ptw at tin-woodsman.local /Users/ptw/
> pending-changes/ on 2006-08-22 14:50:20 EDT
>
> Summary: Parse $style constraints
>
> New Features:
>
>      <view height="$style{'height'}" width="$style{widthStyle}">
>        <attribute name="widthStyle" value="'width'" />
>      </view>
>
> will be parsed and generate an internal method `$style` with the
> following definition:
>
>      function () { with (this) return {height: 'height', width:
> widthStyle}}
>
> which can be invoked by CSSApplyStyle to build the style map.  Note
> that style constraints are expressions that will be evaluated in the
> instance's context, cf., the definition of width above.
>
> Bugs Fixed:
> [Ben: is there a bug number for this work?]
>
> Technical Reviewer: hminsky (pending)
> QA Reviewer: ben (pending)
> Doc Reviewer: adam (pending)
>
> Details:
>      Add a new 'when' case `style`.  Accumulate them in a map.
>      Convert that map to a function that will return a Javascript hash
>      representation of the map.
>
> Tests:
>      Visually inspected the output of lzx --script
>
> Files:
> M      src/org/openlaszlo/compiler/NodeModel.java
>
>
>
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>
>
>
>


-- 
Henry Minsky
Software Architect
hminsky at laszlosystems.com
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