完善航点设置，历史遗留问题

dlink/dlink.cpp

@@ -1,4 +1,4 @@
-#include "dlink.h"
+#include "dlink.h"
 #include <string.h>
 #include "QDateTime"
 
@@ -183,7 +183,7 @@ void DLink::connectSignal(QVariant m_state,
         }
         else if(m_Type.toString() == "UDP")
         {
-             //qDebug() << m_Type << m_Param1 << m_Param2 << m_Param4;
+             //qDebug() << "connet to socket" << m_Type << m_Param1 << m_Param2 << m_Param4;
              if(setupClient(QHostAddress(m_Param1.toString()),m_Param2.toString().toInt(),QHostAddress(m_Param3.toString()),m_Param4.toString().toInt()))
              {
                  emit PortConnected(true,m_usrName,m_Type,m_Param1,m_Param2,m_Param3,m_Param4,m_Param5);
@@ -204,6 +204,27 @@ void DLink::connectSignal(QVariant m_state,
         }
         else if(m_Type.toString() == "UDP")
         {
+            //断开连接
+            if(Clientsock)
+            {
+                for(int i = 0;i < clientSockets.count();i++)
+                {
+                    qDebug() << clientSockets.at(i).addr;
+
+                    if(clientSockets.at(i).addr == QHostAddress(m_Param3.toString()))
+                    {
+                        clientSockets.removeAt(i);
+                    }
+
+                }
+
+                Clientsock->leaveMulticastGroup(QHostAddress(m_Param3.toString()));
+                Clientsock->close();
+                qWarning("leave multicast Group");
+                delete Clientsock;
+                Clientsock = nullptr;
+            }
+
             emit PortConnected(false,m_usrName,m_Type,m_Param1,m_Param2,m_Param3,m_Param4,m_Param5);
         }
     }
@@ -221,6 +242,8 @@ bool DLink::setupClient(const QHostAddress &local_addr,int local_port,const QHos
         Clientsock = nullptr;
     }
 
+    qDebug() << "sock connect";
+
     bool isSuccess = false;
     Clientsock = new QUdpSocket(this);
     if (Clientsock->bind(QHostAddress::AnyIPv4, local_port, QUdpSocket::ShareAddress|QUdpSocket::ReuseAddressHint))
@@ -256,6 +279,7 @@ bool DLink::setupClient(const QHostAddress &local_addr,int local_port,const QHos
             isSuccess = false;
             qWarning() << "sock not open";
             delete Clientsock;
+            Clientsock = nullptr;
         }
     }
     else
@@ -265,6 +289,7 @@ bool DLink::setupClient(const QHostAddress &local_addr,int local_port,const QHos
          Clientsock->close();
         qWarning("sock is not binded.");
         delete Clientsock;
+        Clientsock = nullptr;
     }
 
     return isSuccess;