先判断是否能连接，能直接改型号，不能就改ip

CameraModel/Form1.Designer.cs

@@ -203,7 +203,7 @@
             this.button_enum.Name = "button_enum";
             this.button_enum.Size = new System.Drawing.Size(96, 50);
             this.button_enum.TabIndex = 0;
-            this.button_enum.Text = "枚举";
+            this.button_enum.Text = "查找";
             this.button_enum.Click += new System.EventHandler(this.button_enum_Click);
             // 
             // groupBox2

CameraModel/Form1.cs

@@ -60,25 +60,40 @@ namespace CameraModel
 
         private void updateDeviceSuccess()
         {
-            if(_device != null)
+            try
             {
-                //MVCC_STRINGVALUE pstValue = new MVCC_STRINGVALUE();
-                //m_MyCamera.MV_CC_GetDeviceUserID_NET(ref pstValue);
-                string UserDefinedName = _device.DeviceInfo.UserDefinedName;
-                AntdUI.Message.success(this, "成功修改型号为:" + UserDefinedName, Font, 5);
+                if (_device != null)
+                {
+                    //MVCC_STRINGVALUE pstValue = new MVCC_STRINGVALUE();
+                    //m_MyCamera.MV_CC_GetDeviceUserID_NET(ref pstValue);
+                    string UserDefinedName = _device.DeviceInfo.UserDefinedName;
+                    AntdUI.Message.success(this, "成功修改型号为:" + UserDefinedName, Font, 10);
+                }
             }
-            // 修改完后，相机释放
-            ReleaseCamera();
-            pictureBox1.Image = global::CameraModel.Properties.Resources.电力_红灯;
-            pictureBox2.Image = global::CameraModel.Properties.Resources.电力_红灯;
-            cbDeviceList.Items.Clear();
-            cbDeviceList.Text = null;
-            button_enum.Enabled = true;
-            button_connect.Enabled = true;
-            button_update.Enabled = false;
-            button_clear.Enabled = false;
-            IsSuccess = false;
-            IsConnected = false;
+            catch (Exception ex) 
+            {
+                LogListBox("查看当前设备型号失败!");
+                LogHelper.LoggerMsg(LogLevel.Error, "查看当前设备型号失败：\t" + ex);
+            }
+            finally
+            {
+                // 修改完后，相机释放
+                ReleaseCamera();
+                pictureBox1.Image = global::CameraModel.Properties.Resources.电力_红灯;
+                pictureBox2.Image = global::CameraModel.Properties.Resources.电力_红灯;
+                cbDeviceList.Items.Clear();
+                cbDeviceList.Text = null;
+                button_enum.Enabled = true;
+                button_connect.Enabled = true;
+                button_update.Enabled = false;
+                button_clear.Enabled = false;
+                if (IsSuccess)
+                {
+                    isSuccess = false;
+                }
+                IsConnected = false;
+            }
+
         }
 
 
@@ -89,6 +104,7 @@ namespace CameraModel
                 InitTimer();
             }
             LogListBox("开始检测设备");
+            LogHelper.LoggerMsg(LogLevel.Info, "开始检测设备");
             timer.Start();
             
         }
@@ -97,6 +113,7 @@ namespace CameraModel
             if (timer != null)
             {
                 LogListBox("停止检测设备");
+                LogHelper.LoggerMsg(LogLevel.Info, "停止检测设备");
                 timer.Stop();
             }
         }
@@ -106,15 +123,25 @@ namespace CameraModel
             if (flag) // 连接
             {
                 // 定时开启检测相机是否还在连接
-                ConnentedTimer.Start();
+                if (!ConnentedTimer.Enabled)
+                {
+                    ConnentedTimer.Start();
+                }
                 LogListBox("设备已连接");
-                StopTimer();
+                LogHelper.LoggerMsg(LogLevel.Info, "设备已连接");
+                if (timer.Enabled)
+                {
+                    StopTimer();
+                }
                 button_enum.Enabled = false;
                 button_connect.Enabled = false;
                 button_update.Enabled = true;
                 button_clear.Enabled = true;
 
-
+                if (_device == null)
+                {
+                    return;
+                }
                 string ModelName = _device.DeviceInfo.ModelName;
 
                 // 查找型号
@@ -219,10 +246,14 @@ namespace CameraModel
         private void OnConnectedTimerElapsed(object sender, ElapsedEventArgs e)
         {
             //  检测是否连接
-            if (!_device.IsConnected)
+            if (_device == null || !_device.IsConnected)
             {
                 IsConnected = false;
             }
+            else
+            {
+                IsConnected = true;
+            }
 
         }
         private void Reconnect()
@@ -283,6 +314,9 @@ namespace CameraModel
             else
             {
                 LogListBox("没有检测到相机");
+                button_connect.Enabled = false;
+                pictureBox1.Image = global::CameraModel.Properties.Resources.电力_红灯;
+                pictureBox2.Image = global::CameraModel.Properties.Resources.电力_红灯;
                 return false;
             }
 
@@ -290,45 +324,59 @@ namespace CameraModel
 
         private bool OpenDevice()
         {
-            int nRet = -1;
-            button_update.Enabled = false;
-            button_clear.Enabled = false;
-            pictureBox2.Image = global::CameraModel.Properties.Resources.电力_红灯;
-            if (devInfoList.Count == 0 || cbDeviceList.SelectedIndex == -1)
-            {
-                LogListBox("没有检测或选择设备!");
-                return false;
-            }
-
-            // ch:创建设备 | en:Create device
-            _device = DeviceFactory.CreateDevice(devInfoList[cbDeviceList.SelectedIndex]);
-            IGigEDevice _IGigEDevice = _device as IGigEDevice;
-
-            bool accessible = DeviceEnumerator.IsDeviceAccessible(devInfoList[cbDeviceList.SelectedIndex], DeviceAccessMode.AccessExclusive);
-            if (accessible)
+            bool is_aotu = false;
+            try
             {
-                nRet = _IGigEDevice.SetIpConfig(IpConfigType.Static);
-
-                if (nRet != MvError.MV_OK)
+                int nRet = -1;
+                button_update.Enabled = false;
+                button_clear.Enabled = false;
+                pictureBox2.Image = global::CameraModel.Properties.Resources.电力_红灯;
+                if (devInfoList.Count == 0 || cbDeviceList.SelectedIndex == -1)
                 {
-                    Console.WriteLine("设置静态失败，状态码：" + nRet);
-                    _IGigEDevice.Dispose();
+                    LogListBox("没有检测或选择设备!");
                     return false;
                 }
-                if (SetIp(_IGigEDevice))
+                is_aotu = timer.Enabled;
+                if (is_aotu)
                 {
-                    // 打开并修改
-                    nRet = _IGigEDevice.Open();
+                    timer.Stop();
+                }
+                // ch:创建设备 | en:Create device
+                _device = DeviceFactory.CreateDevice(devInfoList[cbDeviceList.SelectedIndex]);
+                IGigEDevice _IGigEDevice = _device as IGigEDevice;
 
+                bool accessible = DeviceEnumerator.IsDeviceAccessible(devInfoList[cbDeviceList.SelectedIndex], DeviceAccessMode.AccessExclusive);
+                if (accessible)
+                {
+                    nRet = _IGigEDevice.Open();
                     if (MvError.MV_OK != nRet)
                     {
-                        //m_MyCamera.MV_CC_DestroyDevice_NET();
-                        LogHelper.LoggerMsg(LogLevel.Error, "Device open fail! 打开相机状态码：" + nRet);
-                        LogListBox("Device open fail!");
-                        _IGigEDevice.Dispose();
-                        return false;
-                    }
+                        nRet = _IGigEDevice.SetIpConfig(IpConfigType.Static);
+
+                        if (nRet != MvError.MV_OK)
+                        {
+                            Console.WriteLine("设置静态失败，状态码：" + nRet);
+                            _IGigEDevice.Dispose();
+                            return false;
+                        }
+                        if (SetIp(_IGigEDevice))
+                        {
+                            // 打开并修改
+                            nRet = _IGigEDevice.Open();
+
+                            if (MvError.MV_OK != nRet)
+                            {
+                                //m_MyCamera.MV_CC_DestroyDevice_NET();
+                                LogHelper.LoggerMsg(LogLevel.Error, "Device open fail! 打开相机状态码：" + nRet);
+                                LogListBox("Device open fail!");
+                                _IGigEDevice.Dispose();
+                                return false;
+                            }
+
+                        }
 
+                 
+                    }
                     pictureBox2.Image = global::CameraModel.Properties.Resources.绿灯;
                     button_update.Enabled = true;
                     button_clear.Enabled = true;
@@ -336,40 +384,49 @@ namespace CameraModel
                 }
                 else
                 {
-                    return false;
+                    SetIp(_IGigEDevice);
+                    _IGigEDevice.Dispose();
+                    IDeviceInfo deviceInfo = devInfoList[cbDeviceList.SelectedIndex];
+                    IGigEDeviceInfo gigeDevInfo = deviceInfo as IGigEDeviceInfo;
+
+                    uint nIp1 = ((gigeDevInfo.NetExport & 0xff000000) >> 24);
+                    uint nIp2 = ((gigeDevInfo.NetExport & 0x00ff0000) >> 16);
+                    uint nIp3 = ((gigeDevInfo.NetExport & 0x0000ff00) >> 8);
+                    uint nIp4 = (gigeDevInfo.NetExport & 0x000000ff);
+                    string netExportIp = nIp1.ToString() + "." + nIp2.ToString() + "." + nIp3.ToString() + "." + nIp4.ToString();
+                    //ch:需要重新创建句柄，设置为静态IP方式进行保存 | en:  Need to recreate the handle and set it to static IP mode for saving
+                    //ch: 创建设备 | en: Create device
+                    _device = DeviceFactory.CreateDeviceByIp(ip, netExportIp);
+                    if (null == _device)
+                    {
+                        LogListBox("Create handle fail");
+                        return false;
+                    }
+                    _IGigEDevice = _device as IGigEDevice;
+                    nRet = _IGigEDevice.SetIpConfig(IpConfigType.Static);
+                    if (MvError.MV_OK != nRet)
+                    {
+                        LogListBox("Set Ip config fail");
+                        _IGigEDevice.Dispose();
+                        _device = null;
+                        return false;
+                    }
                 }
+                return true;
             }
-            else
+            catch(Exception ex)
             {
-                SetIp(_IGigEDevice);
-                _IGigEDevice.Dispose();
-                IDeviceInfo deviceInfo = devInfoList[cbDeviceList.SelectedIndex];
-                IGigEDeviceInfo gigeDevInfo = deviceInfo as IGigEDeviceInfo;
-
-                uint nIp1 = ((gigeDevInfo.NetExport & 0xff000000) >> 24);
-                uint nIp2 = ((gigeDevInfo.NetExport & 0x00ff0000) >> 16);
-                uint nIp3 = ((gigeDevInfo.NetExport & 0x0000ff00) >> 8);
-                uint nIp4 = (gigeDevInfo.NetExport & 0x000000ff);
-                string netExportIp = nIp1.ToString() + "." + nIp2.ToString() + "." + nIp3.ToString() + "." + nIp4.ToString();
-                //ch:需要重新创建句柄，设置为静态IP方式进行保存 | en:  Need to recreate the handle and set it to static IP mode for saving
-                //ch: 创建设备 | en: Create device
-                _device = DeviceFactory.CreateDeviceByIp(ip, netExportIp);
-                if (null == _device)
-                {
-                    LogListBox("Create handle fail");
-                    return false;
-                }
-                _IGigEDevice = _device as IGigEDevice;
-                nRet = _IGigEDevice.SetIpConfig(IpConfigType.Static);
-                if (MvError.MV_OK != nRet)
+                LogListBox("打开设备失败:" + ex.Message);
+                LogHelper.LoggerMsg(LogLevel.Error, "打开设备失败:" + ex);
+                return false;
+            }
+            finally
+            {
+                if (is_aotu)
                 {
-                    LogListBox("Set Ip config fail");
-                    _IGigEDevice.Dispose();
-                    _device = null;
-                    return false;
+                    timer.Start();
                 }
             }
-            return true;
         }
         public uint IpToUint(string ipAddress)
         {
@@ -387,7 +444,8 @@ namespace CameraModel
             uint ipUint = IpToUint(ip);
             uint subnetUint = IpToUint(subnet);
             uint gatewayUint = IpToUint(gateway);
-            int nRet = _IGigEDevice.ForceIp(ipUint, subnetUint, gatewayUint);
+            
+            int nRet = _IGigEDevice.ForceIp(ipUint, subnetUint, gatewayUint); // 重置ip后会自动断连
             if (nRet != MvError.MV_OK)
             {
                 Console.WriteLine("设置IP失败，状态码：" + nRet);
@@ -426,8 +484,8 @@ namespace CameraModel
         {
 
             // 查找型号
-            string UserDefinedName = _device.DeviceInfo.UserDefinedName;
-            input1.Text = GetDeviceId(UserDefinedName);
+            string ModelName = _device.DeviceInfo.ModelName;
+            input1.Text = GetDeviceId(ModelName);
             //m_MyCamera.MV_CC_SetDeviceUserID_NET(input1.Text);
             int nRet = _device.Parameters.SetStringValue("DeviceUserID", input1.Text);
             if (nRet != MvError.MV_OK)
@@ -437,7 +495,7 @@ namespace CameraModel
                 return;
             }
             LogListBox("型号修改成功，" + cbDeviceList.SelectedValue + "=====>" + input1.Text);
-            string ModelName = _device.DeviceInfo.ModelName;
+            ModelName = _device.DeviceInfo.ModelName;
             if (!devices.ContainsKey(ModelName))
             {
                 devices.Add(ModelName, input1.Text);
@@ -461,18 +519,7 @@ namespace CameraModel
             //m_MyCamera.MV_CC_SetDeviceUserID_NET("");
             _device.Parameters.SetStringValue("DeviceUserID", "");
             LogListBox("型号清空成功，" + cbDeviceList.SelectedValue);
-            pictureBox1.Image = global::CameraModel.Properties.Resources.电力_红灯;
-            pictureBox2.Image = global::CameraModel.Properties.Resources.电力_红灯;
-            if (!DeviceListAcq()) // 枚举相机
-            {
-                return;
-            }
-            pictureBox1.Image = global::CameraModel.Properties.Resources.绿灯;
-            if (!OpenDevice()) // 打开相机
-            {
-                return;
-            }
-            pictureBox2.Image = global::CameraModel.Properties.Resources.绿灯;
+
         }
         private bool isManual = false;
         private void button_auto_Click(object sender, EventArgs e)

CameraModel/Program.cs

@@ -22,7 +22,7 @@ namespace CameraModel
             }
             catch (Exception ex) 
             {
-                LogHelper.LoggerMsg(LogLevel.Error, "系统报错：\t" + ex.ToString());
+                LogHelper.LoggerMsg(LogLevel.Error, "系统报错：\t" + ex);
             }
         }
     }