pub type mbOnGetPdfPageDataCallback = Option<unsafe extern "stdcall" fn(webView: mbWebView, param: *mut c_void, data: *mut c_void, size: usize)>;Aliased Type§
enum mbOnGetPdfPageDataCallback {
None,
Some(unsafe extern "stdcall" fn(isize, *mut c_void, *mut c_void, usize)),
}