添加tcp心跳

添加升级小板程序、方案、jwt文件的进度条命令

prot_cmd/keep_live.h

@@ -0,0 +1,64 @@
+#ifndef KEEP_LIVE_H
+#define KEEP_LIVE_H
+
+#include <QObject>
+#include "prot/prot_pc.h"
+#include "QTimer"
+
+class keep_live_checker : public HandlePc
+{
+  Q_OBJECT
+public:
+  keep_live_checker():HandlePc(){
+  
+  }
+  int dolater(int cmd,myarray data);
+};
+
+
+
+class keep_live:public QObject
+{
+  Q_OBJECT
+public:
+  keep_live():QObject(){
+    timer_=nullptr;
+  }
+  void init();
+public slots:
+  virtual void timeout_slot()=0;
+  void connected_slot();
+  void recv_slot();
+protected:
+  QTimer *timer_;
+};
+
+
+
+class keep_checker:public keep_live
+{
+  Q_OBJECT
+public:
+  keep_checker():keep_live(){
+  }
+  void timeout_slot();
+};
+
+
+class keep_coder:public keep_live
+{
+  Q_OBJECT
+public:
+  keep_coder():keep_live(){
+  }
+  void timeout_slot();
+};
+
+
+keep_live *KeepLive();
+
+
+#endif // KEEP_LIVE_H
+
+
+