[Image-SIG] PIL ImageGrab clipboard block

[Alexey Borzenkov]

On 4/14/07, Ole Trenner <ole.trenner at gmx.de> wrote:
> Hi List,
>
> I'm currently using the ImageGrab module of PIL for a small image upload
> client. I've noticed that the ImageGrab.grabclipboard() method seems to
> somehow block the clipboard.

This is a bug, you can use this patch to fix that:

diff -ruN Imaging-1.1.6-orig/display.c Imaging-1.1.6/display.c
--- Imaging-1.1.6-orig/display.c	Sun Dec  3 14:51:25 2006
+++ Imaging-1.1.6/display.c	Sat Apr 14 20:54:37 2007
@@ -496,6 +496,7 @@
     if (!handle) {
         /* FIXME: add CF_HDROP support to allow cut-and-paste from
            the explorer */
+        CloseClipboard();
         Py_INCREF(Py_None);
         return Py_None;
     }

Best regards,
Alexey.