I was kind of surprised that JS2 uses that syntax for type casting, it
really should have been something
less ambiguous.
On Sat, Mar 22, 2008 at 9:29 PM, Donald Anderson <[EMAIL PROTECTED]> wrote:
> LzView(x) is probably not recognized as a cast,but as a normal function call.
> I wonder if we
> should support the 'as' directive so we can
> recognize and elide casts.
>
> var ip:LzView = (this.immediateparent as LzView);
>
> The semantics are similar, except that 'as' can return
> null in cases where casts would throw an exception.
> The alternative is to recognize all class names.
>
> On Mar 22, 2008, at 7:14 PM, Henry Minsky wrote:
>
> The difference is in the line
>
>
> $2);this.__LZdelayedSetters=LzView.__LZdelayedSetters;this.earlySetters=
> LzView.earlySetters;var $3=LzView(this.immediateparent);$3=
> this.immediateparent;this.mask=$3.mask;this.__makeSprite($2);if("width" in
> $2){
> ^^^^^^^^^^^
>
>
> $2);this.__LZdelayedSetters=LzView.__LZdelayedSetters;this.earlySetters=
> LzView.earlySetters;var
> $3=this.immediateparent;$3=this.immediateparent;this.mask=$3.mask;this.__makeSprite($2);if("width"
> in $2){
>
> So the type cast "LzView(...)" is getting sent through to the output,
> which must be confusing JS1.
>
>
>
>
>
> On Sat, Mar 22, 2008 at 7:10 PM, Henry Minsky <[EMAIL PROTECTED]>
> wrote:
>
> > I have been having trouble merging the the changes to LzView from swf9
> > back to swf8/dhtml, I keep getting a runtime
> > error in DHTML with even the simplest app that has a view in it
> >
> > this.$lzsc$initialize has no properties
> > nc()LFCdhtml.js (line 39)
> > (?)(This is the canvas hasdatapath=true datapath=Object, Objectpixellock=
> > true selectable=false clip=true)LFCdhtml.js (line 2556)
> > (?)(This is the canvas hasdatapath=true datapath=Object, Objectpixellock=
> > true selectable=false clip=true)LFCdhtml.js (line 3303)
> > (?)(This is the canvas hasdatapath=true datapath=Object, Object bgcolor=
> > 13434828 font=Verdana,Vera,sans-serif, null, true)LFCdhtml.js (line 400)
> > (?)(This is the canvas hasdatapath=true datapath=Object, Object bgcolor=
> > 13434828 font=Verdana,Vera,sans-serif, null, true)LFCdhtml.js (line
> > 2554)
> > nc()LFCdhtml.js (line 39)
> > (?)(Object attrs=Object name=text, true)LFCdhtml.js (line 577)
> > (?)([This is the canvas hasdatapath=true datapath=Object, [Object attrs=
> > Object name=view]], 500)LFCdhtml.js (line 6654)
> > (?)()LFCdhtml.js (line 6642)
> > (?)(132)LFCdhtml.js (line 925)
> > __idleupdate()LFCdhtml.js (line 7387)
> > __update()LFCdhtml.js (line 953)
> > this.$lzsc$initialize.apply(this,arguments)
> >
> > I tracked it down to this line in LzView's construct method
> >
> >
> >
> > var ip:LzView = LzView(this.immediateparent);
> >
> > If I change that to not use type casting, it works:
> >
> >
> > //var ip = this.immediateparent;
> >
> > Here's the diff in the DHTML LFC file which is produced by this change:
> >
> > *** /tmp/good 2008-03-22 19:01:37 -0400
> > --- /tmp/bad 2008-03-22 19:02:01 -0400
> > ***************
> > *** 2553,2560 ****
> > $4=null
> > };(arguments.callee.superclass
> > ?arguments.callee.superclass.prototype["$lzsc$initialize"]:
> > this.nextMethod(arguments.callee
> > ,"$lzsc$initialize")).call(this,$1,$2,$3,$4)
> > },"animators",void 0,"_height",void 0,"_width",void 0,"_y",void
> > 0,"_x",void 0,"_resource",void 0,"__LZhaser",void
> > 0,"onaddsubview",LzDeclaredEvent,"onbgcolor",LzDeclaredEvent,"onblur",LzDeclaredEvent,"onclick",LzDeclaredEvent,"onclickable",LzDeclaredEvent,"onfocus",LzDeclaredEvent,"onframe",LzDeclaredEvent,"onheight",LzDeclaredEvent,"onimload",LzDeclaredEvent,"onkeyup",LzDeclaredEvent,"onkeydown",LzDeclaredEvent,"onlastframe",LzDeclaredEvent,"onload",LzDeclaredEvent,"onloadperc",LzDeclaredEvent,"onerror",LzDeclaredEvent,"ontimeout",LzDeclaredEvent,"onmousedown",LzDeclaredEvent,"onmouseout",LzDeclaredEvent,"onmouseover",LzDeclaredEvent,"onmousetrackover",LzDeclaredEvent,"onmousetrackup",LzDeclaredEvent,"onmouseup",LzDeclaredEvent,"onopacity",LzDeclaredEvent,"onplay",LzDeclaredEvent,"onremovesubview",LzDeclaredEvent,"onresource",LzDeclaredEvent,"onresourceheight",LzDeclaredEvent,"onresourcewidth",LzDeclaredEvent,"onrotation",LzDeclaredEvent,"onstop",LzDeclaredEvent,"ontotalframes",LzDeclaredEvent,"onunstretchedheight",LzDeclaredEvent,"onunstretchedwidth",LzDeclaredEvent,"onvisible",LzDeclaredEvent,"onvisibility",LzDeclaredEvent,"onwidth",LzDeclaredEvent,"onx",LzDeclaredEvent,"onxoffset",LzDeclaredEvent,"ony",LzDeclaredEvent,"onyoffset",LzDeclaredEvent,"ondblclick",LzDeclaredEvent,"DOUBLE_CLICK_TIME",500,"capabilities",
> > LzSprite.prototype.capabilities,"construct",function($1,$2){
> > ! (arguments.callee.superclass
> > ?arguments.callee.superclass.prototype["construct"]:this.nextMethod(
> > arguments.callee
> > ,"construct")).call(this,$1?$1:canvas,$2);this.__LZdelayedSetters=LzView.__LZdelayedSetters;this.earlySetters=
> > LzView.earlySetters;var
> > $3=this.immediateparent;$3=this.immediateparent;this.mask=$3.mask;this.__makeSprite($2);if("width"
> > in $2){
> > this.hassetwidth=true;this.__LZcheckwidth=false
> > };if("height" in $2){
> > this.hassetheight=true;this.__LZcheckheight=false
> > --- 2553,2560 ----
> > $4=null
> > };(arguments.callee.superclass
> > ?arguments.callee.superclass.prototype["$lzsc$initialize"]:
> > this.nextMethod(arguments.callee
> > ,"$lzsc$initialize")).call(this,$1,$2,$3,$4)
> > },"animators",void 0,"_height",void 0,"_width",void 0,"_y",void
> > 0,"_x",void 0,"_resource",void 0,"__LZhaser",void
> > 0,"onaddsubview",LzDeclaredEvent,"onbgcolor",LzDeclaredEvent,"onblur",LzDeclaredEvent,"onclick",LzDeclaredEvent,"onclickable",LzDeclaredEvent,"onfocus",LzDeclaredEvent,"onframe",LzDeclaredEvent,"onheight",LzDeclaredEvent,"onimload",LzDeclaredEvent,"onkeyup",LzDeclaredEvent,"onkeydown",LzDeclaredEvent,"onlastframe",LzDeclaredEvent,"onload",LzDeclaredEvent,"onloadperc",LzDeclaredEvent,"onerror",LzDeclaredEvent,"ontimeout",LzDeclaredEvent,"onmousedown",LzDeclaredEvent,"onmouseout",LzDeclaredEvent,"onmouseover",LzDeclaredEvent,"onmousetrackover",LzDeclaredEvent,"onmousetrackup",LzDeclaredEvent,"onmouseup",LzDeclaredEvent,"onopacity",LzDeclaredEvent,"onplay",LzDeclaredEvent,"onremovesubview",LzDeclaredEvent,"onresource",LzDeclaredEvent,"onresourceheight",LzDeclaredEvent,"onresourcewidth",LzDeclaredEvent,"onrotation",LzDeclaredEvent,"onstop",LzDeclaredEvent,"ontotalframes",LzDeclaredEvent,"onunstretchedheight",LzDeclaredEvent,"onunstretchedwidth",LzDeclaredEvent,"onvisible",LzDeclaredEvent,"onvisibility",LzDeclaredEvent,"onwidth",LzDeclaredEvent,"onx",LzDeclaredEvent,"onxoffset",LzDeclaredEvent,"ony",LzDeclaredEvent,"onyoffset",LzDeclaredEvent,"ondblclick",LzDeclaredEvent,"DOUBLE_CLICK_TIME",500,"capabilities",
> > LzSprite.prototype.capabilities,"construct",function($1,$2){
> > ! (arguments.callee.superclass
> > ?arguments.callee.superclass.prototype["construct"]:this.nextMethod(
> > arguments.callee
> > ,"construct")).call(this,$1?$1:canvas,$2);this.__LZdelayedSetters=LzView.__LZdelayedSetters;this.earlySetters=
> > LzView.earlySetters;var $3=LzView(this.immediateparent);$3=
> > this.immediateparent;this.mask=$3.mask;this.__makeSprite($2);if("width"
> > in $2){
> > this.hassetwidth=true;this.__LZcheckwidth=false
> > };if("height" in $2){
> > this.hassetheight=true;this.__LZcheckheight=false
> >
> >
> >
> >
> > --
> > Henry Minsky
> > Software Architect
> > [EMAIL PROTECTED]
> >
> >
>
>
> --
> Henry Minsky
> Software Architect
> [EMAIL PROTECTED]
>
>
>
> --
>
> Don Anderson
> Java/C/C++, Berkeley DB, systems consultant
>
> voice: 617-547-7881
> email: [EMAIL PROTECTED]
> www: http://www.ddanderson.com
>
>
>
>
>
--
Henry Minsky
Software Architect
[EMAIL PROTECTED]
