全自动水压检测仪/ScanImport.cs

@@ -24,65 +24,205 @@ namespace 全自动水压检测仪
             uiDataGridView1.AutoGenerateColumns = false;
         }
 
+        private void SafeInvoke(Action action)
+        {
+            if (action == null) return;
+
+            // 检查窗体是否已释放/句柄是否创建
+            if (this.IsDisposed || !this.IsHandleCreated)
+            {
+                System.Diagnostics.Debug.WriteLine("ScanImport窗体已释放或句柄未创建，跳过UI操作");
+                return;
+            }
+
+            try
+            {
+                // 如果已经在UI线程，直接执行；否则Invoke
+                if (this.InvokeRequired)
+                {
+                    this.Invoke(action);
+                }
+                else
+                {
+                    action();
+                }
+            }
+            catch (ObjectDisposedException ex)
+            {
+                System.Diagnostics.Debug.WriteLine($"ScanImport UI操作时控件已释放: {ex.Message}");
+            }
+            catch (InvalidOperationException ex)
+            {
+                System.Diagnostics.Debug.WriteLine($"ScanImport UI操作异常: {ex.Message}");
+            }
+        }
+
+
         private void save_Click(object sender, EventArgs e)
         {
-            float diffpressure = 0,exit_temperature = 0, dwelltime = 0, temperature = 0;
-            float.TryParse(uiTextBox4.Text, out diffpressure);
-            float.TryParse(uiTextBox9.Text, out exit_temperature);
-            float.TryParse(uiTextBox5.Text, out dwelltime);
-            float.TryParse(uiTextBox1.Text, out temperature);
-            _repository.InsertScanItems(new ScanData
+            SafeInvoke(() =>
             {
-                barcode = uiTextBox2.Text,
-                diffpressure = diffpressure,
-                exit_temperature = exit_temperature,
-                dwelltime = dwelltime,
-                IsHighMode = temperature > 0,
-                temperature = temperature
+                float diffpressure = 0, exit_temperature = 0, dwelltime = 0, temperature = 0;
+                float.TryParse(uiTextBox4?.Text ?? "", out diffpressure);
+                float.TryParse(uiTextBox9?.Text ?? "", out exit_temperature);
+                float.TryParse(uiTextBox5?.Text ?? "", out dwelltime);
+                float.TryParse(uiTextBox1?.Text ?? "", out temperature);
 
+                string temperatureMode = "";
+                if (uiCheckBox1?.Checked == true)
+                {
+                    temperatureMode = "常温模式";
+                }
+                else if (uiCheckBox2?.Checked == true)
+                {
+                    temperatureMode = "高温模式";
+                }
+
+                try
+                {
+                    _repository.InsertScanItems(new ScanData
+                    {
+                        barcode = uiTextBox2?.Text ?? "",
+                        diffpressure = diffpressure,
+                        exit_temperature = exit_temperature,
+                        dwelltime = dwelltime,
+                        IsHighMode = temperature > 0,
+                        temperature = temperature,
+                        TemperatureMode = temperatureMode
+                    });
+
+                    // 重新加载数据
+                    LoadData();
+
+                    // 可选：清空输入框
+                    ClearInputFields();
+                }
+                catch (Exception ex)
+                {
+                    MessageBox.Show($"保存失败：{ex.Message}", "错误", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                }
             });
-            LoadData();
+        }
+
+        private void ClearInputFields()
+        {
+            if (uiTextBox1 != null) uiTextBox1.Text = "";
+            if (uiTextBox2 != null) uiTextBox2.Text = "";
+            if (uiTextBox4 != null) uiTextBox4.Text = "";
+            if (uiTextBox5 != null) uiTextBox5.Text = "";
+            if (uiTextBox9 != null) uiTextBox9.Text = "";
+            if (uiCheckBox1 != null) uiCheckBox1.Checked = false;
+            if (uiCheckBox2 != null) uiCheckBox2.Checked = false;
         }
 
         private void ScanImport_Load(object sender, EventArgs e)
         {
-            LoadData();
+            SafeInvoke(() =>
+            {
+                LoadData();
+            });
         }
 
         private void LoadData()
         {
-            var data = _repository.GetScanData();
-            uiDataGridView1.DataSource = data;
+            try
+            {
+                // 将数据查询操作移到后台线程，避免UI卡顿
+                System.Threading.Tasks.Task.Run(() =>
+                {
+                    var data = _repository.GetScanData();
 
-            uiDataGridView1.Refresh();
+                    // 安全更新DataGridView
+                    SafeInvoke(() =>
+                    {
+                        // 避免重复绑定导致的异常
+                        if (uiDataGridView1 != null && !uiDataGridView1.IsDisposed)
+                        {
+                            // 先解绑再重新绑定
+                            uiDataGridView1.DataSource = null;
+                            uiDataGridView1.DataSource = data;
+                            uiDataGridView1.Refresh();
+                        }
+                    });
+                });
+            }
+            catch (Exception ex)
+            {
+                SafeInvoke(() =>
+                {
+                    MessageBox.Show($"加载数据失败：{ex.Message}", "错误", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                });
+            }
         }
 
-        private void SwitchWindow<T>(ref T windowInstance, Func<T> createFunc) where T : UIForm
+        //private void SwitchWindow<T>(ref T windowInstance, Func<T> createFunc) where T : UIForm
+        //{
+        //    if (windowInstance == null || windowInstance.IsDisposed)
+        //    {
+        //        windowInstance = createFunc();
+        //        windowInstance.FormClosed += (s, e) =>
+        //        {
+        //            this.Invoke(new Action(() =>
+        //            {
+        //                this.Show();
+        //                this.Activate();
+        //            }));
+        //        };
+        //    }
+        //    else
+        //    {
+        //        windowInstance.Activate();
+        //        return;
+        //    }
+        //    this.Hide();
+        //    windowInstance.Show();
+        //}
+
+
+        private void SwitchWindow<T>(T windowInstance, Func<T> createFunc) where T : UIForm
         {
-            if (windowInstance == null || windowInstance.IsDisposed)
+
+            // 需要将 windowInstance 声明为局部变量
+            T localInstance = windowInstance;
+
+            // 复用窗口实例
+            if (localInstance == null || localInstance.IsDisposed)
             {
-                windowInstance = createFunc();
-                windowInstance.FormClosed += (s, e) =>
+                localInstance = createFunc();
+                localInstance.FormClosed += (s, e) =>
                 {
-                    this.Invoke(new Action(() =>
+                    SafeInvoke(() =>
                     {
                         this.Show();
                         this.Activate();
-                    }));
+                    });
                 };
             }
             else
             {
-                windowInstance.Activate();
+                SafeInvoke(() => localInstance.Activate());
                 return;
             }
-            this.Hide();
-            windowInstance.Show();
-        }
 
+            SafeInvoke(() =>
+            {
+                this.Hide();
+                localInstance.Show();
+            });
+
+            // 如果需要更新外部引用，可以返回实例
+            // return localInstance;
+        }
         private void uiButton1_Click(object sender, EventArgs e)
         {
-            SwitchWindow(ref _normalTemperatureMode, () => new NormalTemperatureMode());
+            SwitchWindow(_normalTemperatureMode, () => new NormalTemperatureMode());
+        }
+
+
+        //清除
+        private void uiButton2_Click(object sender, EventArgs e)
+        {
+
         }
     }
 }