diff options
Diffstat (limited to 'new/newcontrol_windows.c')
| -rw-r--r-- | new/newcontrol_windows.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/new/newcontrol_windows.c b/new/newcontrol_windows.c index 98956fa..1293f5a 100644 --- a/new/newcontrol_windows.c +++ b/new/newcontrol_windows.c @@ -12,6 +12,7 @@ struct uiSingleHWNDControl { void *onCommandNotifyDestroyData; void (*preferredSize)(uiControl *, int, int, LONG, intmax_t *, intmax_t *); void *data; + uintptr_t parent; }; #define S(c) ((uiSingleHWNDControl *) (c)) @@ -28,10 +29,17 @@ static uintptr_t singleHandle(uiControl *c) return (uintptr_t) (S(c)->hwnd); } -static void singleSetParent(uiControl *c, uintptr_t parentHWND) +static void singleSetParent(uiControl *c, uintptr_t parent) { - if (SetParent(S(c)->hwnd, (HWND) parentHWND) == NULL) + uiSingleHWNDControl *s = S(c); + uintptr_t oldparent; + + oldparent = s->parent; + s->parent = parent; + if (SetParent(s->hwnd, (HWND) (s->parent)) == NULL) logLastError("error changing control parent in singleSetParent()"); + updateParent(oldparent); + updateParent(s->parent); } static uiSize singlePreferredSize(uiControl *c, uiSizing *d) |