Is Worked in Android And Windows But Web This code appears
^^^^^ ../../../AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/win32-1.7.4/lib/src/user32.dart:470:20: Error: 'IntPtr' isn't a type. Int32 Function(IntPtr hMonitor, Pointer lpmi), ^^^^^^ ../../../AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/win32-1.7.4/lib/src/user32.dart:470:37: Error: 'Pointer' isn't a type. Int32 Function(IntPtr hMonitor, Pointer lpmi), ^^^^^^^ ../../../AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/win32-1.7.4/lib/src/user32.dart:471:32: Error: 'Pointer' isn't a type. int Function(int hMonitor, Pointer lpmi)>('GetMonitorInfoW'); ^^^^^^^ ../../../AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/win32-1.7.4/lib/src/user32.dart:481:42: Error: 'IntPtr' isn't a type. final GetParent = _user32.lookupFunction<IntPtr Function(IntPtr hWnd), ^^^^^^ ../../../AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/win32-1.7.4/lib/src/user32.dart:481:58: Error: 'IntPtr' isn't a type. final GetParent = _user32.lookupFunction<IntPtr Function(IntPtr hWnd), ^^^^^^ ../../../AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/win32-1.7.4/lib/src/user32.dart:497:5: Error: 'Int32' isn't a type. Int32 Function(IntPtr hwnd, Int32 nBar, Pointer lpsi), ^^^^^ ../../../AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/win32-1.7.4/lib/src/user32.dart:497:20: Error: 'IntPtr' isn't a type. Int32 Function(IntPtr hwnd, Int32 nBar, Pointer lpsi),