90 lines
3.1 KiB
Dart
90 lines
3.1 KiB
Dart
import 'dart:async';
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import 'package:flutter/foundation.dart';
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import 'package:flutter/services.dart';
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import 'package:flutter_inappwebview_platform_interface/flutter_inappwebview_platform_interface.dart';
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/// Object specifying creation parameters for creating a [AndroidWebViewFeature].
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///
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/// When adding additional fields make sure they can be null or have a default
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/// value to avoid breaking changes. See [PlatformWebViewFeatureCreationParams] for
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/// more information.
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@immutable
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class AndroidWebViewFeatureCreationParams
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extends PlatformWebViewFeatureCreationParams {
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/// Creates a new [AndroidWebViewFeatureCreationParams] instance.
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const AndroidWebViewFeatureCreationParams(
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// This parameter prevents breaking changes later.
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// ignore: avoid_unused_constructor_parameters
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PlatformWebViewFeatureCreationParams params,
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) : super();
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/// Creates a [AndroidWebViewFeatureCreationParams] instance based on [PlatformWebViewFeatureCreationParams].
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factory AndroidWebViewFeatureCreationParams.fromPlatformWebViewFeatureCreationParams(
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PlatformWebViewFeatureCreationParams params) {
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return AndroidWebViewFeatureCreationParams(params);
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}
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}
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///{@macro flutter_inappwebview_platform_interface.PlatformWebViewFeature}
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class AndroidWebViewFeature extends PlatformWebViewFeature
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with ChannelController {
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/// Creates a new [AndroidWebViewFeature].
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AndroidWebViewFeature(PlatformWebViewFeatureCreationParams params)
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: super.implementation(
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params is AndroidWebViewFeatureCreationParams
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? params
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: AndroidWebViewFeatureCreationParams
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.fromPlatformWebViewFeatureCreationParams(params),
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) {
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channel = const MethodChannel(
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'com.pichillilorenzo/flutter_inappwebview_webviewfeature');
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handler = handleMethod;
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initMethodCallHandler();
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}
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factory AndroidWebViewFeature.static() {
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return instance();
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}
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static AndroidWebViewFeature? _instance;
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///Gets the [AndroidWebViewFeature] shared instance.
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static AndroidWebViewFeature instance() {
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return (_instance != null) ? _instance! : _init();
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}
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static AndroidWebViewFeature _init() {
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_instance = AndroidWebViewFeature(AndroidWebViewFeatureCreationParams(
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const PlatformWebViewFeatureCreationParams()));
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return _instance!;
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}
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Future<dynamic> _handleMethod(MethodCall call) async {}
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@override
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Future<bool> isFeatureSupported(WebViewFeature feature) async {
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Map<String, dynamic> args = <String, dynamic>{};
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args.putIfAbsent("feature", () => feature.toNativeValue());
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return await channel?.invokeMethod<bool>('isFeatureSupported', args) ??
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false;
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}
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@override
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Future<bool> isStartupFeatureSupported(WebViewFeature startupFeature) async {
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Map<String, dynamic> args = <String, dynamic>{};
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args.putIfAbsent("startupFeature", () => startupFeature.toNativeValue());
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return await channel?.invokeMethod<bool>(
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'isStartupFeatureSupported', args) ??
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false;
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}
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@override
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void dispose() {
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// empty
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}
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}
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extension InternalWebViewFeature on AndroidWebViewFeature {
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get handleMethod => _handleMethod;
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}
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