[PATCH] Permanent clear button for KLineEdit

[Oswald Buddenhagen]

On Wed, Mar 25, 2009 at 12:01:30PM +0100, Michael Leupold wrote:
> attached patch makes it possible to set the clear button on KLineEdits
> permanently shown (not hidden if there's no content).
> 
when this came up a few weeks ago, several people agreed that the
disappearing clear button in bad ui design. so setClearButtonShown
should simply do what its name suggests and we could do without this api
extension.