Avoid deadlocks in EnumMetaFile.

exception handling.

SetButtonSize() to WARN as quite a few applications are doing this
after adding each button to the toolbar and there is no way we can
stop them.

- corrected the name of 16bit functions in comments
- removed unused static variable

- mention debugger setup (temporary)

report an error.

and not the subitems. This patch fix this issue. I've remove the temporary
Sortlist, it was not necessary to create another list, and it was buggy.

pfnSelect/RealizePalette function pointers in GDI.
Make sure the palette handle is valid in GDISelectPalette16 (thanks to
Uwe Bonnes).

USER.

never actually pass them to Unix system calls.

but not tab control buttons.

which conflicts with the fd_set typedef.

call returns. Callers adapted.

Serge Ivanov and Andrew Lewycky.  Fixed item focus behavior to match
Windows.  Fixed item selection when un/expanding items.  Implemented
WM_SETREDRAW.  Added Corel's COMCTL32_CreateToolTip() helper function
to commctrl.c.

Fixed problem with origin for DST_COMPLEX style.
Fixed handling of DSS_DISABLED and DSS_DEFAULT styles.

Added handling of BS_MULTILINE style, label alignment
styles (BS_RIGHT, etc.) and some exotic styles BS_FLAT (only
pushbuttons for now), and BS_PUSHLIKE.

Modified label drawing procedure: now all kinds of buttons
use common BUTTON_DrawLabel function. Actual label drawing is
performed by DrawStateW function.

GroupBox must use WM_CTLCOLORSTATIC instead of WM_CTLCOLORBTN message.

previous region.

maxval) change.

- get rid of wrong comments
- fix comments
- .spec spelling fix
- improve warning message

constant.

Painting fails if the rectangle is invalid.