[Laszlo-dev] For Review: Change 20080902-Philip-4. Summary: Modify components to use setters tag

David Temkin temkin at laszlosystems.com
Wed Sep 3 13:07:27 PDT 2008


is the setters tag documented anywhere? I think I missed this.

On Sep 3, 2008, at 10:52 AM, P T Withington wrote:

> 1) Could we correct this comment/rename the flag?
>
> +/** true forces next call to setAttribute('x',...) to run
> +    @access private */
> +var _textdirty:Boolean = false;
>
> I would say something like 'forces $lzc$set_text to do a full  
> update, typically because the font or style has changed even though  
> the content has not'.  The name 'textdirty' is misleading, the text  
> is actually fine, but the optimization to not recompute when the  
> content doesn't changed is invalid.  Perhaps the flag should be  
> called cacheInvalid or something.
>
> 2) I think that in the LFC (and only in the LFC, not in components),  
> the places where you have replaced `setFoo` with  
> `setAttribute('foo'` you should use `$lzc$set_foo`, just for  
> efficiency/compactness.  The setAttribute call is correct, but will  
> expand into unnecessary code at the moment.
>
> 3) I think it is important that there be some correlation between  
> the declaration of an attribute and the definition of its setter.   
> This is why I put the original $lzc$set_* trampolines right below  
> the var * declaration.  I know this goes against some other design  
> rule where all your var's are supposed to be together and then all  
> your methods.  Maybe at least have a comment for the var's that have  
> setters?  Because, eventually, when we go to "real" setters, the  
> var's will have to become getters and the state will have to be  
> stored in an internal var instead, so we'll need to be able to  
> easily find all the var/setter pairs.
>
> 4) When there is documentation on an old setFoo that you are  
> deprecating, you need to move that documentation to the var foo  
> declaration, if applicable.  For example, the layout, height, and  
> width attributes.
>
> 5) A setter-method will never get more than one argument, so you  
> should remove the optional argument declarations when you  
> reformulate them (and make sure they were unused!).  E.g., there are  
> setters for 'x' and 'y' that have optional 'force' arguments.
>
> 6) States are not supposed to need explicit 'this.'s, so I'm  
> wondering if you _had_ to introduce those?  Maybe this was a mis- 
> communication on my part?
>
> ---
>
> Otherwise, approved!
>
> On 2008-09-02, at 13:03EDT, Philip Romanik wrote:
>
>> Change 20080902-Philip-4 by Philip at Philip-DC on 2008-09-02 10:55:41  
>> EDT
>>   in /cygdrive/f/laszlo/svn/src/svn/openlaszlo/trunk
>>   for http://svn.openlaszlo.org/openlaszlo/trunk
>>
>> Summary: Modify components to use setters tag
>>
>> New Features:
>>
>> Bugs Fixed: LPP-5644 (partial)
>>
>> Technical Reviewer: ptw
>> QA Reviewer: (pending)
>> Doc Reviewer: (pending)
>>
>> Documentation:
>>
>> Release Notes:
>>
>> Details:
>> I modified the components to use the setters tag. I also modified  
>> the old setter and $lzc_$set_* methods in view/canvas/text/ 
>> inputtext. I added an explicit this to some of the states in the  
>> components (form, gridcolumn, modaldialog, window, windowpanel).  
>> Some of the components needs extra work to get the desired behavior  
>> of bgcolor (windowpanel, list, tabslider, tabelement).
>>
>> Once this changeset is approved I will modify the setters in the  
>> rest of the LFC, and start converting the components and LFC to use  
>> setAttribute instead of set*. Until then, running with debugging on  
>> will generate a lot of deprecated warnings,
>>
>> Tests:
>> /test/smoke/smokecheck.lzx in swf8/dhtml
>> componentsampler, list, grid all work in swf8/swf9/dhtml.
>> lzpix/amazon runs in swf8/swf9/dhtml
>>
>> Files:
>> M      WEB-INF/lps/lfc/views/LzInputText.lzs
>> M      WEB-INF/lps/lfc/views/LzText.lzs
>> M      WEB-INF/lps/lfc/views/LaszloView.lzs
>> M      WEB-INF/lps/lfc/views/LaszloCanvas.lzs
>> M      lps/components/debugger/debugger.lzx
>> M      lps/components/debugger/newcontent.lzx
>> M      lps/components/debugger/scrollingtext.lzx
>> M      lps/components/lz/form.lzx
>> M      lps/components/lz/gridcolumn.lzx
>> M      lps/components/lz/tabslider.lzx
>> M      lps/components/lz/modaldialog.lzx
>> M      lps/components/lz/tabelement.lzx
>> M      lps/components/lz/plainfloatinglist.lzx
>> M      lps/components/lz/floatinglist.lzx
>> M      lps/components/lz/window.lzx
>> M      lps/components/lz/list.lzx
>> M      lps/components/lz/windowpanel.lzx
>> M      lps/components/incubator/rich-text/formatfontcolor.lzx
>> M      lps/components/incubator/borderinput.lzx
>> M      lps/components/extensions/av/videoview.lzx
>> M      lps/components/base/basebutton.lzx
>> M      lps/components/base/swatchview.lzx
>> M      lps/components/base/baselistitem.lzx
>> M      lps/components/base/basewindow.lzx
>> M      lps/components/base/basecombobox.lzx
>> M      lps/components/base/basetabslider.lzx
>> M      lps/components/base/basetabs.lzx
>>
>> Changeset: http://svn.openlaszlo.org/openlaszlo/patches/20080902-Philip-4.tar
>>
>



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