launchChooser method

Future launchChooser(
  1. String title
)

主要提供给Android到 ，iOS还是触发launch函数

Implementation

Future<dynamic> launchChooser(String title) async {
  if (!Platform.isAndroid) {
    launch();
    return;
  }

  final buildArguments = _buildArguments();
  buildArguments['chooserTitle'] = title;
 return await _channel.invokeMethod<dynamic>(
    'launchChooser',
    buildArguments,
  );
}