DrawTextCallback typedef Null safety

DrawTextCallback = Int32 Function(HDC hdc, LPWSTR pszText, Int32 cchText, Pointer<RECT> prc, UINT dwFlags, LPARAM lparam)

Application-defined callback function used with the DrawThemeTextEx function. This function is used instead of DrawText.

Implementation

typedef DrawTextCallback = Int32 Function(HDC hdc, LPWSTR pszText,
    Int32 cchText, Pointer<RECT> prc, UINT dwFlags, LPARAM lparam);