Shobhit Samaria

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How to specify the width of the drop down popup in a Flex DropDownList

In a previous post, it has been seen that it is quite easy to make the drop down of the DropDownList auto expand to the size of the contents. But we have also seen that it is a bit flaky, in the sense, the width of the popup jumps around when it encounters content that is longer than any it has been displaying previously. This is because the drop down uses the DataGroup which creates itemRenderers judicially on a “as needed” basis. In some cases, it might be better if the popup opens up to a fixed width to give a consistent UI performance. Again, the standard DropDownList does not allow for it and we have to make a simple tweak to make this happen.

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