webview2_com::Windows::Win32::UI::WindowsAndMessaging

Function CallWindowProcA

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