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Matthew Flatt 7dde3f4f90 win64 racket/gui: another work around for Cairo clipping issues
Cairo doesn't seem to deal correctly with an HDC produced
by BeginPaint() that has a clipping region. The problem affects
only Win64. Work around the problem by drawing to a separate
HDC and copying to/from the screen. (To see the problem before
this patch, draw the DrRacket window to the edge of the screen
and back, and observe tha the toolbar doesn't update correctly.)

This change could affect performance, but it should mostly
be limited to refresh when a window moves.

original commit: d5024f0f20e077621e7ecf34a4d498c6bcd59698
2012-08-08 09:56:44 -06:00
collects win64 racket/gui: another work around for Cairo clipping issues 2012-08-08 09:56:44 -06:00
doc/release-notes remove unsupported MDI styles and method 2011-08-04 08:02:54 -06:00
man/man1 minor man-page corrections 2011-02-01 08:01:17 -07:00