MagGetWindowFilterList function (magnification.h)

Retrieves the list of windows that are magnified or excluded from magnification.

Syntax

int MagGetWindowFilterList(
  [in]  HWND  hwnd,
  [out] DWORD *pdwFilterMode,
  [in]  int   count,
  [out] HWND  *pHWND
);

Parameters

[in] hwnd

Type: HWND

The magnification window.

[out] pdwFilterMode

Type: DWORD*

The filter mode, as set by MagSetWindowFilterList.

[in] count

Type: int

The number of windows to retrieve, or 0 to retrieve a count of windows in the filter list.

[out] pHWND

Type: HWND*

The list of window handles.

Return value

Type: int

Returns the count of window handles in the filter list, or -1 if the hwnd parameter is not valid.

Remarks

First call the method with a count of 0 to retrieve the count of windows in the filter list. Use the retrieved count to allocate sufficient memory for the retrieved list of window handles.

This function requires Windows Display Driver Model (WDDM)-capable video cards.

Requirements

Requirement	Value
Minimum supported client	Windows Vista [desktop apps only]
Minimum supported server	Windows Server 2008 [desktop apps only]
Target Platform	Windows
Header	magnification.h
Library	Magnification.lib
DLL	Magnification.dll

See also

MagSetWindowFilterList