شروع کنید

@override
void initState() {
  super.initState();

  // Create a ConsentRequestParameters object.
  final params = ConsentRequestParameters();

  // Request an update for the consent information.
  ConsentInformation.instance.requestConsentInfoUpdate(
    params,
    () async {
      // TODO: Load and present the privacy message form.
    },
    (FormError error) {
      // Handle the error.
    },
  );
}

@override
void initState() {
  super.initState();

  // Create a ConsentRequestParameters object.
  final params = ConsentRequestParameters();

  // Request an update for the consent information.
  ConsentInformation.instance.requestConsentInfoUpdate(
    params,
    () async {
      ConsentForm.loadAndShowConsentFormIfRequired((loadAndShowError) {
        if (loadAndShowError != null) {
          // Consent gathering failed.
        }

        // Consent has been gathered.
      });
    },
    (FormError error) {
      // Handle the error.
    },
  );
}

class AppExampleState extends State<AppExample> {
  static const _privacySettingsText = 'Privacy Settings';

  // Use a bool to initialize the Mobile Ads SDK and load ads once.
  var _isMobileAdsInitializeCalled = false;

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'App Example',
      home: Scaffold(
          appBar: AppBar(
            title: const Text('App Example'),
            actions: _isMobileAdsSDKInitialized
                // Regenerate the options menu to include a privacy setting.
                ? _privacySettingsAppBarAction()
                : null
          ),
          body: // ...
      ),
    );
  }

  List<Widget> _privacySettingsAppBarAction() {
    return <Widget>[
      FutureBuilder(
          future: ConsentInformation.instance.isPrivacyOptionsRequired(),
          builder: (context, snapshot) {
            final bool visibility = snapshot.data ?? false;
            return Visibility(
                visible: visibility,
                child: PopupMenuButton<String>(
                  onSelected: (String result) {
                    if (result == _privacySettingsText) {
                      ConsentForm.showPrivacyOptionsForm((formError) {
                        if (formError != null) {
                          debugPrint(
                              "${formError.errorCode}: ${formError.message}");
                        }
                      });
                    }
                  },
                  itemBuilder: (BuildContext context) =>
                      <PopupMenuEntry<String>>[
                    const PopupMenuItem<String>(
                        value: _privacySettingsText,
                        child: Text(_privacySettingsText))
                  ],
                ));
          })
    ];
  }
}

class AppExampleState extends State<AppExample> {

  // Use a bool to initialize the Mobile Ads SDK and load ads once.
  var _isMobileAdsInitializeCalled = false;

  @override
  void initState() {
    super.initState();

    // Create a ConsentRequestParameters object.
    final params = ConsentRequestParameters();

    // Request an update for the consent information.
    ConsentInformation.instance.requestConsentInfoUpdate(
      params,
      () async {
        ConsentForm.loadAndShowConsentFormIfRequired((loadAndShowError) {
          if (loadAndShowError != null) {
            // Consent gathering failed.
          }

          // Consent has been gathered.
          _initializeMobileAdsSDK();
        });
      },
      (FormError error) {
        // Handle the error.
      },
    );

    // Check if you can initialize the Mobile Ads SDK in parallel while
    // checking for new consent information. Consent obtained in the
    // previous session can be used to request ads.
    _initializeMobileAdsSDK();
  }

  void _initializeMobileAdsSDK() async {
    if (_isMobileAdsInitializeCalled) {
      return;
    }

    // Initialize the Mobile Ads SDK if the SDK has gathered consent aligned with
    // the app's configured messages.
    var canRequestAds = await ConsentInformation.instance.canRequestAds();
    if (canRequestAds) {
      setState(() {
        _isMobileAdsInitializeCalled = true;
      });

      // Initialize the Mobile Ads SDK.
      MobileAds.instance.initialize();

      // TODO: Request an ad.
    }
  }
}

ConsentDebugSettings debugSettings = ConsentDebugSettings(
  debugGeography: DebugGeography.debugGeographyEea,
  testIdentifiers: ["TEST-DEVICE-HASHED-ID"],
);

ConsentRequestParameters params =
    ConsentRequestParameters(consentDebugSettings: debugSettings);

ConsentInformation.instance.requestConsentInfoUpdate(params, () async {
  // ...
};

ConsentInformation.instance.reset();