scribbleInsertPlaceholder method
Simulates iOS inserting a UITextPlaceholder during a long press with the pencil.
Implementation
Future<void> scribbleInsertPlaceholder() async {
assert(isRegistered);
await TestDefaultBinaryMessengerBinding.instance.defaultBinaryMessenger.handlePlatformMessage(
SystemChannels.textInput.name,
SystemChannels.textInput.codec.encodeMethodCall(
MethodCall('TextInputClient.insertTextPlaceholder', <dynamic>[_client ?? -1, 0.0, 0.0]),
),
(ByteData? data) {
/* response from framework is discarded */
},
);
}