JDK-6245046 : Swing shouldn't blit during maximization
  • Type: Bug
  • Component: client-libs
  • Sub-Component: java.awt
  • Affected Version: 6
  • Priority: P2
  • Status: Closed
  • Resolution: Won't Fix
  • OS: windows_xp
  • CPU: x86
  • Submitted: 2005-03-23
  • Updated: 2005-04-08
  • Resolved: 2005-04-07
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Description
With Swing's buffer per when you maximize a frame Swing ends up blitting to the upper left.  This is unnecessary because we know we're going to repaint everything and may be the cause of some slow down we're seeing (6245040).

To solve this we'll need to track when maximization is occuring and pass in an extra arg to the PaintEventDispatcher so that Swing knows to not attempt blitting.
###@###.### 2005-03-23 19:33:14 GMT

Comments
EVALUATION A tentative fix requested in the description was provided. But the source problem appeared to be different: refer to 6245040. So there is no need in this fix. ###@###.### 2005-04-06 10:39:19 GMT As there is no the slowdown anymore, and fixing this CR would result in hacks in AWT code which degrade its maintainability, I'd prefer not to fix this CR. I came to an agreement with the submitter about it. ###@###.### 2005-04-07 13:27:45 GMT
06-04-2005