Could you use a LinearLayout and set the layout_weight of each custom view to 1?
-Erik On Monday, April 30, 2012 4:10:33 AM UTC-7, JTeagle wrote: > > >This should work so long as Widget 1 and Widget 3 have knowable > >heights (e.g., Button, not ListView) and there is still room on the > >screen for Widget 2. > > Thanks for this. I see where you're going with it, but unfortunately that > won't help my situation - and that's my fault for not making my example > clearer. Although I only specified three widgets / views, there could > potentially be more, and more than one view that would want to grab as > much > space as possible. > > Consider the following revised example: > > Widget 1 - natural height > Custom View A - largest height possible > Widget 2 - natural height > Custom View B - largest height possible > Widget 3 - natural height > Custom View C - largest height possible > Widget 4 - natural height > > Although widgets 1 and 4 could still be aligned to top and bottom, the > problem now is how to position widgets 2 and 3 (we can't even use > CENTRE_IN_PARENT now, since view B is in the middle). Since we have three > views vying for the maximum space they can get, I would want them to each > grab a third of the remaining space (so equal weight). In other words, the > way a GridBagLayout would handle it in desktop Java. > > I cannot assume the position (order) of any of the widgets or views, since > I'm trying to build a framework that allows me to add (from a higher layer > of code) controls of any type in any order, to suit multiple applications, > without that higher layer having to have knowledge of how that is > achieved. > This mechanism is being translated into other languages / environments > such > as desktop Java, C++ / MFC and C#. The abstracted layer will be [almost] > directly portable by referring to generic concepts, and this underlying > layer (unique to each platform) will deal with creating platform-specific > controls and laying them out as required. > > (Controls are being added through code rather than XML, but I realise > alignments and positions would be equivalent no matter which is used - > just > written differently.) > > Do you perhaps know how to reliably measure actual height controls (at > what > point in the code can I get this information - a notification handler?). > > If so, can I manually resize the views at a later stage to fit (I assume I > can, and then simply call requestLayout() )? > > Getting the measurements would be an alternative way to solve the problem. > > Or am I looking at deriving my own layout manager? > > -- > Jason Teagle > *jason.tea...@yahoo.co.uk* > -- You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to android-developers@googlegroups.com To unsubscribe from this group, send email to android-developers+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/android-developers?hl=en
