i think i have to try using scrollview instead of listview.. On Sep 7, 9:55 am, "rious.delie" <rious.de...@gmail.com> wrote: > thank you, > > 1) yes, it is an item on a listview, i populate some numbers of it on > a listview. > 2) i need to set the height of the view on runtime, because the height > of the view is the variable of width (height = f(width)), > it is just as simple as the TextView, which can determine how many > lines needed to show the text based on a function of display width, > each font width, and the text to be displayed. > Yes, i have implemented an adapter (an extends of ArrayAdapter) and > have used ViewHolder (static class ViewHolder()), > > my point is, why bitmap1 changes order randomly while bitmap2 stays > where it should be, > > something like this: > > a list view = > > view1 = bitmap1 = "hai i am bitmap1 in view1" > bitmap2 = "hai i am bitmap2 in view1" > > view2 = bitmap1 = "hai i am bitmap1 in view2" > bitmap2 = "hai i am bitmap2 in view2" > > view3 = bitmap1 = "hai i am bitmap1 in view3" > bitmap2 = "hai i am bitmap2 in view3" > > view4 = bitmap1 = "hai i am bitmap1 in view4" > bitmap2 = "hai i am bitmap2 in view4" > > view5 = bitmap1 = "hai i am bitmap1 in view5" > bitmap2 = "hai i am bitmap2 in view5" > > i scroll fastly, then the order of bitmap1 changes: > > view1 = bitmap1 = "hai i am bitmap1 in view4" > bitmap2 = "hai i am bitmap2 in view1" > > view2 = bitmap1 = "hai i am bitmap1 in view5" > bitmap2 = "hai i am bitmap2 in view2" > > view3 = bitmap1 = "hai i am bitmap1 in view2" > bitmap2 = "hai i am bitmap2 in view3" > > view4 = bitmap1 = "hai i am bitmap1 in view1" > bitmap2 = "hai i am bitmap2 in view4" > > view5 = bitmap1 = "hai i am bitmap1 in view3" > bitmap2 = "hai i am bitmap2 in view5" > > moreover, the order random changes appear while i scroll the listview > fastly, if i gently scroll it slowly the problem is not occured, it > seems that the problem is not on the code, (is it a bug on android > platform?) > > On Sep 6, 2:17 pm, jamesc <jame...@gmail.com> wrote: > > > OK. I've had a quick look. > > > 1) I take it that your View (MyView) is the item in the ListView? > > 2) Why are you doing the measuring (and implementing onDraw())? I > > would have thought that you should be using a layout to declare the > > ListView item and then backing that with a BaseAdapter implementation > > (where you should look at using the "view holder" pattern to allow re- > > use of inflated objects. > > > On Sep 6, 5:15 am, "rious.delie" <rious.de...@gmail.com> wrote: > > > > somebody please...
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