private void 水浴箱控制ToolStripMenuItem_Click(object sender, EventArgs e) { if (Global.client is MqttClient) { var form = new FormControl(); ChangeForm(form); } else { MessageBox.Show("请先登录"); } }
private void LoginToolStripMenuItem_Click(object sender, EventArgs e) { string[] subTopics = { Global.subTopic }; byte[] qosLevels = { MqttMsgBase.QOS_LEVEL_AT_MOST_ONCE }; Global.client = new MqttClient("118.89.106.236"); Global.client.Connect(Guid.NewGuid().ToString(), "tester2", "tester"); Global.client.Subscribe(subTopics, qosLevels); progressBar1.Value = 100; var form = new FormControl(); ChangeForm(form); }