openFile function
打开文件
Implementation
Future openFile(String filePath) async {
final processOpenFile = await Process.start('explorer', [filePath], runInShell: true);
processOpenFile.stdout.transform(utf8.decoder).listen((data) => printMessage(data));
processOpenFile.stderr.transform(utf8.decoder).listen((data) => printErrorMessage(data));
await processOpenFile.exitCode;
}