I created a ticket at adobe's jira: https://bugs.adobe.com/jira/browse/SDK-26621
Best regards --- In flexcoders@yahoogroups.com, Alex Harui <aha...@...> wrote: > > I may not be understanding your issue. I'm pretty sure our > SkinnableContainers delegate their assigned layouts to the contentGroup > because the contentGroup's measurements affect the size given to it by its > parent and the eventual call to updateDisplayList. If you subclass > updateDisplayList in the SkinnableComponent I don't see how the assigned > layout will know that its measurement is not right. > > One way to encapsulate the measurement and layout logic together is to create > a custom layout. I suppose you could also just override measure() in the > component as well. > > > On 5/31/10 12:34 AM, "Florian" <florian.saliho...@...> wrote: > > > > > > > Hi Alex, usually i would agree right on spot but the fact that i am using a > basic layout in for group and the layouting is done correctly, i don't really > see the need for another class. There is just one update of the measuring > missing, which i don't understand. > > When a Group is using a BasicLayout contentWidth and contentHeight should be > equal with width and height, if clipping is not enabled and no values for > width or height are set explicitly. Or am i mistaken in this point? > > Best regards and thanks for taking the time. > > --- In flexcoders@yahoogroups.com <mailto:flexcoders%40yahoogroups.com> , > Alex Harui <aharui@> wrote: > > > > I would create a new Layout class and properly measure and layout in its > > measure() and updateDisplayList() methods and use that as the > > contentGroup's layout, otherwise the Group's default layout class is going > > to be arguing with your code. > > > > > > On 5/30/10 3:36 AM, "Florian" <florian.salihovic@> wrote: > > > > > > > > > > > > > > Hi, > > > > i was and i am still running into problems with sizing and placing > > components in skins programmatically for spark ActionScript and > > MXML/ActionScript components. > > > > I want to initialize the components in MXML and size and position the > > children in the component's (a component's skin) updateDisplayList, > > although this might be a bit of an uncommon approach. > > > > I was implementing the positioning via UIComponent.move, which i realized > > was the wrong approach. After just setting the x and y properties, i did > > some research and stumbled across the ILayoutElement and its methods like > > setLayoutBoundsPosition and corresponding methods to modify the skin's > > display list. But somehow the group, which contains the children, does not > > propagate its new size up to its parent. I use the updateComplete event to > > invalidate the group's size and force the layout to be calculated properly > > a last time. The view looks as expected. But i don't think that > > invalidating a component "a last time" after an updateComplete event was > > dispatched is wrong. > > > > Now, what is the right approach for the following task: implementing a > > skinnable component and a corresponding skin. The skin creates the skin > > parts in MXML in a Group (id="contentGroup") but the layout is calculated > > within the skin's updateDisplayList method. > > > > I only found one useful article on the web, which is not really a lot of > > information at all > > (http://www.adobe.com/devnet/flex/articles/spark_layouts_print.html). > > > > Best regards. > > > > > > > > > > > > > > -- > > Alex Harui > > Flex SDK Team > > Adobe System, Inc. > > http://blogs.adobe.com/aharui > > > > > > > > > -- > Alex Harui > Flex SDK Team > Adobe System, Inc. > http://blogs.adobe.com/aharui >