private void CheckConnectionState() { // 确保adb服务运行 AdbCommand.AdbStartServer(); while (true) { bool state = AdbCommand.DeviceConnected(); if (!state) { updateConnectionState.BeginInvoke(state, "", null, null); } else { string timeString = AdbCommand.GetDeviceDateTime(); updateConnectionState.BeginInvoke(state, timeString, null, null); } Thread.Sleep(5000); } }