webview2_com_sys::Windows::Win32::UI::WindowsAndMessaging

Function CallWindowProcA

Source 
pub unsafe fn CallWindowProcA<'a>(
    lpprevwndfunc: Option<WNDPROC>,
    hwnd: impl IntoParam<'a, HWND>,
    msg: u32,
    wparam: impl IntoParam<'a, WPARAM>,
    lparam: impl IntoParam<'a, LPARAM>,
) -> LRESULT