callbackDispatcher function
void
callbackDispatcher()
Implementation
void callbackDispatcher() {
const backgroundChannel =
MethodChannel("plugin.flutter.io/accessibility_background");
WidgetsFlutterBinding.ensureInitialized();
backgroundChannel.setMethodCallHandler((MethodCall call) async {
List<dynamic> args = call.arguments;
CallbackHandle callbackHandle = CallbackHandle.fromRawHandle(args[0]);
Function? callback = PluginUtilities.getCallbackFromHandle(callbackHandle);
var ev = AccessibilityEvent(args[1]);
// why tf do we have to do this?
// https://stackoverflow.com/questions/57845333/dart-how-internallinkedhashmapstring-dynamic-convert-to-mapstring-dynamic
if (callback == null) {
stderr.writeln("cant find true callback in callback dispatcher");
return;
}
callback(ev);
});
}