FlatSB_EnableScrollBar function (commctrl.h)

Enables or disables one or both flat scroll bar direction buttons. If flat scroll bars are not initialized for the window, this function calls the standard EnableScrollBar function.

Syntax

BOOL FlatSB_EnableScrollBar(
  HWND unnamedParam1,
  int  unnamedParam2,
  UINT unnamedParam3
);

Parameters

unnamedParam1

Type: HWND

A handle to the window that contains the flat scroll bar. This window handle must have been passed previously in a call to InitializeFlatSB.

unnamedParam2

Type: int

A parameter that specifies the scroll bar type. It can be one of the following values:

Value Meaning
SB_BOTH
Enables or disables the direction buttons on the horizontal and vertical scroll bars.
SB_HORZ
Enables or disables the direction buttons on the horizontal scroll bar.
SB_VERT
Enables or disables the direction buttons on the vertical scroll bar.

unnamedParam3

Type: UINT

A parameter that specifies whether the scroll bar arrows are enabled or disabled and indicates which arrows are enabled or disabled. It can be one of the following values:

Value Meaning
ESB_DISABLE_BOTH
Disables both direction buttons on the specified scroll bar.
ESB_DISABLE_DOWN
Disables the down direction button on the vertical scroll bar.
ESB_DISABLE_LEFT
Disables the left direction button on the horizontal scroll bar.
ESB_DISABLE_LTUP
Disables the left direction button on the horizontal scroll bar or the up direction button on the vertical scroll bar.
ESB_DISABLE_RIGHT
Disables the right direction button on the horizontal scroll bar.
ESB_DISABLE_RTDN
Disables the right direction button on the horizontal scroll bar or the down direction button on the vertical scroll bar.
ESB_DISABLE_UP
Disables the up direction button on the vertical scroll bar.
ESB_ENABLE_BOTH
Enables both direction buttons on the specified scroll bar.

Return value

Type: BOOL

Returns nonzero if the scroll bar changes, or zero otherwise.

Remarks

Note  Flat scroll bar functions are implemented in Comctl32.dll versions 4.71 through 5.82. Comctl32.dll versions 6.00 and higher do not support flat scroll bars.
 

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
Library Comctl32.lib
DLL Comctl32.dll (version 4.71 or later)