Header_GetBitmapMargin macro (commctrl.h)

Gets the width of the margin (in pixels) of a bitmap in an existing header control. You can use this macro or send the HDM_GETBITMAPMARGIN message explicitly.

Syntax

int Header_GetBitmapMargin(
   HWND hwnd
);

Parameters

hwnd

Type: HWND

A handle to a header control.

Return value

Type: int

Returns the 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.

Requirements

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

See also

Header_SetBitmapMargin