flutter_nayou/lib/app/utils/win_console.dart

import 'dart:ffi';
import 'package:ffi/ffi.dart';
import 'dart:io' show Platform;

final DynamicLibrary user32 = DynamicLibrary.open('user32.dll');
final DynamicLibrary kernel32 = DynamicLibrary.open('kernel32.dll');

typedef ShowWindowC = Int32 Function(IntPtr hWnd, Int32 nCmdShow);
typedef ShowWindowDart = int Function(int hWnd, int nCmdShow);
final ShowWindowDart ShowWindow = user32
    .lookupFunction<ShowWindowC, ShowWindowDart>('ShowWindow');

typedef GetConsoleWindowC = IntPtr Function();
typedef GetConsoleWindowDart = int Function();
final GetConsoleWindowDart GetConsoleWindow = kernel32
    .lookupFunction<GetConsoleWindowC, GetConsoleWindowDart>('GetConsoleWindow');

typedef AllocConsoleC = Int32 Function();
typedef AllocConsoleDart = int Function();
final AllocConsoleDart AllocConsole = kernel32
    .lookupFunction<AllocConsoleC, AllocConsoleDart>('AllocConsole');

typedef FreeConsoleC = Int32 Function();
typedef FreeConsoleDart = int Function();
final FreeConsoleDart FreeConsole = kernel32
    .lookupFunction<FreeConsoleC, FreeConsoleDart>('FreeConsole');

const int SW_HIDE = 0;
const int SW_SHOW = 5;

void createConsole() {
  AllocConsole();
  // Now the console is created, you can show or hide it using the ShowWindow function
}

void hideConsole() {
  var consoleWnd = GetConsoleWindow();
  ShowWindow(consoleWnd, SW_HIDE);
}

void showConsole() {
  var consoleWnd = GetConsoleWindow();
  ShowWindow(consoleWnd, SW_SHOW);
}

void freeConsole() {
  FreeConsole();
}