It's something I keep needing, so very soon I'm going to cook up an example of a "one-child-only" container that will behave the way I think they should regarding vertical scrollbars. Will post a link :)
-Josh On Wed, Jul 23, 2008 at 11:12 PM, Richard Rodseth <[EMAIL PROTECTED]> wrote: > Yes, but that doesn't look so good and wastes real estate. I think I > can live with the overlay, given the padding I have. > > On Wed, Jul 23, 2008 at 12:15 AM, Alex Harui <[EMAIL PROTECTED]> wrote: > > If you set verticalScrollPolicy="on" then the scrollbars will be factored > in > > > > > > > > ________________________________ > > > > From: [email protected] [mailto:[EMAIL PROTECTED] On > > Behalf Of Josh McDonald > > Sent: Tuesday, July 22, 2008 10:13 PM > > To: [email protected] > > Subject: Re: [flexcoders] Measurement and scrolling > > > > > > > > The only way to not have scrollbars over the content (or to only have > > vertical, but not all the time) is to do scrollbar management yourself > > rather than relying on Flex's inbuilt methods of handling it. This is a > > decision made by the Flex team to avoid having to double measure() stuff > > when adding scrollbars to a container. > > > > -Josh > > > > On Wed, Jul 23, 2008 at 3:02 PM, Richard Rodseth <[EMAIL PROTECTED]> > wrote: > > > > Below is code for a scrolling container of one child - a highly > > simplified version of the tiling container I've been wrestling with > > off and on for way too long now. The component below sizes the > > first/only child to fit within it, with some padding, but respects the > > minimums of the child, adding scroll bars if necessary. > > > > I discovered this evening that setting measuredMinWidth/Height in the > > measure() method was what was messing things up. With that removed, > > this component (and the more complex tiler) behaves properly, except > > that the scollbars are drawn over the right/bottom padding. > > > > What is the appropriate way to compensate for that? Adding a fudge > > factor to the measured values, or removing it from the value passed to > > setActualSize in UDL had no effect at all. > > > > Thanks, I'm *really* close now... > > > > - Richard > > > > > > public class MyContainer extends Container > > { > > private static const PADDING:Number = 10; > > > > public function MyContainer() > > { > > super(); > > } > > > > > > override protected function measure():void > > { > > var child:UIComponent = this.getChildren()[0] as > > UIComponent; > > > > var childWidth:Number = > > child.getExplicitOrMeasuredWidth(); > > var childHeight:Number = > > child.getExplicitOrMeasuredHeight(); > > > > measuredWidth = childWidth + 2 * PADDING ; > > measuredHeight = childHeight + 2 * PADDING ; > > } > > > > > > override protected function > > updateDisplayList(unscaledWidth:Number, > > unscaledHeight:Number):void > > { > > super.updateDisplayList(unscaledWidth, unscaledHeight); > > > > var child:UIComponent = this.getChildren()[0] as > UIComponent; > > > > var newWidth:Number = Math.max(unscaledWidth - (2 > * > > PADDING) , > > child.minWidth); > > var newHeight:Number = Math.max(unscaledHeight - > (2 * > > PADDING) , > > child.minHeight); > > > > child.setActualSize(newWidth, newHeight); > > child.move(PADDING, PADDING); > > } > > } > > } > > > > <?xml version="1.0" encoding="utf-8"?> > > <mx:Application xmlns:mx="http://www.adobe.com/2006/mxml"; > > layout="absolute" minHeight="0" minWidth="0" > > verticalScrollPolicy="off" horizontalScrollPolicy="off" > > xmlns:comp="comp.*" > > > > > > > <comp:MyContainer width="95%" height="95%" borderStyle="solid" > > horizontalScrollPolicy="auto" verticalScrollPolicy="auto"> > > <mx:Button label="400x400" minWidth="400" > minHeight="400"/> > > </comp:MyContainer> > > > > </mx:Application> > > > > ------------------------------------ > > > > -- > > Flexcoders Mailing List > > FAQ: http://groups.yahoo.com/group/flexcoders/files/flexcodersFAQ.txt > > Search Archives: > > http://www.mail-archive.com/flexcoders%40yahoogroups.comYahoo! Groups > Links > > > > > > > > > > -- > > "Therefore, send not to know For whom the bell tolls. It tolls for thee." > > > > :: Josh 'G-Funk' McDonald > > :: 0437 221 380 :: [EMAIL PROTECTED] > > > > > > ------------------------------------ > > -- > Flexcoders Mailing List > FAQ: http://groups.yahoo.com/group/flexcoders/files/flexcodersFAQ.txt > Search Archives: > http://www.mail-archive.com/flexcoders%40yahoogroups.comYahoo! Groups > Links > > > > -- "Therefore, send not to know For whom the bell tolls. It tolls for thee." :: Josh 'G-Funk' McDonald :: 0437 221 380 :: [EMAIL PROTECTED]
