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Sets the width of the margin for a bitmap in an existing header control. You can use this macro or send the HDM_SETBITMAPMARGIN message explicitly.
int Header_SetBitmapMargin(
HWND hwnd,
int iWidth
);
hwnd
Type: HWND
A handle to a header control.
iWidth
Type: int
The width, specified in pixels, of the margin that surrounds a bitmap within an existing header control.
Type: int
Returns width of the bitmap margin in pixels. If the bitmap margin was not previously specified, the default value of 3*GetSystemMetrics (CX_EDGE) is returned.
| Requirement | Value |
|---|---|
| Minimum supported client | Windows Vista [desktop apps only] |
| Minimum supported server | Windows Server 2003 [desktop apps only] |
| Target Platform | Windows |
| Header | commctrl.h |