Prepare background while drawing radio buttons and checkboxes

[Dmitry Timoshkov]

Hello.

Since WM_ERASEBKGND does nothing in the button window proc,
some quirks occur while drawing radio buttons and checkboxes.
This patch fixes that.

Changelog:
    Dmitry Timoshkov <dmitry at codeweavers.com>
    Prepare background while drawing radio buttons and checkboxes.

diff -u cvs/wine/controls/button.c wine/controls/button.c
--- cvs/wine/controls/button.c	Tue Jan 16 21:39:30 2001
+++ wine/controls/button.c	Thu Feb 22 22:51:30 2001
@@ -832,6 +832,10 @@
     /* Draw the check-box bitmap */
     if (action == ODA_DRAWENTIRE || action == ODA_SELECT)
     { 
+	/* Since WM_ERASEBKGND does nothing, first prepare background */
+	if (action == ODA_SELECT) FillRect( hDC, &rbox, hBrush );
+	else FillRect( hDC, &client, hBrush );
+
         if( TWEAK_WineLook == WIN31_LOOK )
         {
         HDC hMemDC = CreateCompatibleDC( hDC );
@@ -840,9 +844,6 @@
 
 	/* Check in case the client area is smaller than the checkbox bitmap */
 	if (delta < 0) delta = 0;
-
-        if (action == ODA_SELECT) FillRect( hDC, &rbox, hBrush );
-        else FillRect( hDC, &client, hBrush );
 
         if (infoPtr->state & BUTTON_HIGHLIGHTED) x += 2 * checkBoxWidth;
         if (infoPtr->state & (BUTTON_CHECKED | BUTTON_3STATE)) x += checkBoxWidth;