Реализовал отслеживание изменений на форме редактирования заказа

InternetShop/InternetShopForms/Orders/FormOrderEdit.Designer.cs

@@ -35,7 +35,7 @@
             labelOrderImage = new Label();
             textBoxImagePath = new TextBox();
             buttonSelectImage = new Button();
-            list1 = new WinFormsLibrary1.List();
+            listBoxComponentProducts = new WinFormsLibrary1.List();
             labelOrderProducts = new Label();
             SuspendLayout();
             // 
@@ -47,6 +47,7 @@
             textBoxCustomerFIO.PlaceholderText = "Иванов Иван Иванович";
             textBoxCustomerFIO.Size = new Size(688, 27);
             textBoxCustomerFIO.TabIndex = 0;
+            textBoxCustomerFIO.TextChanged += textBoxCustomerFIO_TextChanged;
             // 
             // labelCustomerFIO
             // 
@@ -91,6 +92,7 @@
             textBoxImagePath.Name = "textBoxImagePath";
             textBoxImagePath.Size = new Size(544, 27);
             textBoxImagePath.TabIndex = 5;
+            textBoxImagePath.TextChanged += textBoxImagePath_TextChanged;
             // 
             // buttonSelectImage
             // 
@@ -103,14 +105,14 @@
             buttonSelectImage.UseVisualStyleBackColor = true;
             buttonSelectImage.Click += buttonSelectImage_Click;
             // 
-            // list1
+            // listBoxComponentProducts
             // 
-            list1.Location = new Point(-21, 117);
+            listBoxComponentProducts.Location = new Point(-21, 117);
-            list1.Margin = new Padding(3, 4, 3, 4);
+            listBoxComponentProducts.Margin = new Padding(3, 4, 3, 4);
-            list1.Name = "list1";
+            listBoxComponentProducts.Name = "listBoxComponentProducts";
-            list1.SelectedItem = "";
+            listBoxComponentProducts.SelectedItem = "";
-            list1.Size = new Size(382, 371);
+            listBoxComponentProducts.Size = new Size(382, 371);
-            list1.TabIndex = 7;
+            listBoxComponentProducts.TabIndex = 7;
             // 
             // labelOrderProducts
             // 
@@ -127,7 +129,7 @@
             AutoScaleMode = AutoScaleMode.Font;
             ClientSize = new Size(833, 382);
             Controls.Add(labelOrderProducts);
-            Controls.Add(list1);
+            Controls.Add(listBoxComponentProducts);
             Controls.Add(buttonSelectImage);
             Controls.Add(textBoxImagePath);
             Controls.Add(labelOrderImage);
@@ -137,6 +139,7 @@
             Controls.Add(textBoxCustomerFIO);
             Name = "FormOrderEdit";
             Text = "Заказ";
+            FormClosing += FormOrderEdit_FormClosing;
             Load += FormOrderEdit_Load;
             ResumeLayout(false);
             PerformLayout();
@@ -151,7 +154,7 @@
         private Label labelOrderImage;
         private TextBox textBoxImagePath;
         private Button buttonSelectImage;
-        private WinFormsLibrary1.List list1;
+        private WinFormsLibrary1.List listBoxComponentProducts;
         private Label labelOrderProducts;
     }
 }

InternetShop/InternetShopForms/Orders/FormOrderEdit.cs

@@ -1,4 +1,6 @@
-using InternetShopContracts.LogicsContracts;
+using DocumentFormat.OpenXml.Bibliography;
+using InternetShopContracts.DataViewModels;
+using InternetShopContracts.LogicsContracts;
 
 namespace InternetShopForms.Orders
 {
@@ -6,20 +8,102 @@ namespace InternetShopForms.Orders
     {
         private IOrderLogic _orderLogic;
         public int? OrderId;
+        private bool IsFieldsChanged = false;
+        private string OriginalTitle;
         public FormOrderEdit(IOrderLogic orderLogic)
         {
             InitializeComponent();
             _orderLogic = orderLogic;
+            OriginalTitle = Text;
+            writeComponentCustomerEmail.ChangeText += textBoxCustomerEmail_Changed;
+            listBoxComponentProducts.SelectedElementChange += listBoxProductsList_Changed;
+        }
+
+        private void FieldChanged()
+        {
+            if (!IsFieldsChanged)
+            {
+                Text = OriginalTitle + "*";
+            }
+            IsFieldsChanged = true;
         }
 
         private void buttonSelectImage_Click(object sender, EventArgs e)
         {
-            // todo
+            using (OpenFileDialog openFileDialog = new OpenFileDialog())
+            {
+                openFileDialog.InitialDirectory = "d:\\tmp";
+                openFileDialog.Filter = "Image files (*.jpg;*.png)|*.jpg;*.png|All files (*.*)|*.*";
+                openFileDialog.FilterIndex = 1;
+                openFileDialog.RestoreDirectory = true;
+
+                if (openFileDialog.ShowDialog() == DialogResult.OK)
+                {
+                    string prevText = textBoxImagePath.Text;
+                    textBoxImagePath.Text = openFileDialog.FileName;
+                    if (prevText != textBoxImagePath.Text)
+                    {
+                        FieldChanged();
+                    }
+                }
+            }
         }
 
         private void FormOrderEdit_Load(object sender, EventArgs e)
         {
-            // todo
+            if (OrderId != null)
+            {
+                LoadData();
+            }
+        }
+
+        private void LoadData()
+        {
+            OrderViewModel? orderViewModel = _orderLogic.ReadElement(
+                new InternetShopContracts.DataSearchModels.OrderSearchModel { Id = OrderId }
+            );
+            if (orderViewModel == null)
+            {
+                MessageBox.Show("Заказ не найден", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                return;
+            }
+            textBoxCustomerFIO.Text = orderViewModel.CustomerFIO;
+            textBoxImagePath.Text = orderViewModel.ImagePath;
+            writeComponentCustomerEmail.Text = orderViewModel.CustomerEmail;
+            listBoxComponentProducts.ListSet(orderViewModel.ProductNames.ToArray());
+        }
+
+        private void FormOrderEdit_FormClosing(object sender, FormClosingEventArgs e)
+        {
+            if (IsFieldsChanged)
+            {
+                DialogResult result = MessageBox.Show("Изменения не сохранятся, вы хотите выйти?",
+                    "Предупреждение", MessageBoxButtons.YesNo, MessageBoxIcon.Question);
+                if (result == DialogResult.No)
+                {
+                    e.Cancel = true;
+                }
+            }
+        }
+
+        private void textBoxCustomerFIO_TextChanged(object sender, EventArgs e)
+        {
+            FieldChanged();
+        }
+
+        private void textBoxImagePath_TextChanged(object sender, EventArgs e)
+        {
+            FieldChanged();
+        }
+
+        private void listBoxProductsList_Changed(object sender, EventArgs e)
+        {
+            FieldChanged();
+        }
+
+        private void textBoxCustomerEmail_Changed(object sender, EventArgs e)
+        {
+            FieldChanged();
         }
     }
 }

InternetShop/InternetShopForms/Orders/FormOrdersList.cs

@@ -8,6 +8,7 @@ using InternetShopForms.Orders;
 using InternetShopForms.Products;
 using InternetShopLogics.Logics;
 using System.Windows.Forms;
+using WinFormsLibrary1;
 
 namespace InternetShopForms
 {
@@ -109,13 +110,21 @@ namespace InternetShopForms
 
         private void EditOrder()
         {
+            OrderViewModel? selectedOrder = null;
+            try
+            {
+                selectedOrder = tableComponent.GetSelectedObject<OrderViewModel>();
+            }
+            catch (Exception ex)
+            {
+                MessageBox.Show("Âûáåðèòå ñòðîêó");
+                return;
+            }
             var service = Program.ServiceProvider?.GetService(typeof(FormOrderEdit));
             if (!(service is FormOrderEdit form))
             {
                 return;
             }
-
-            var selectedOrder = tableComponent.GetSelectedObject<OrderViewModel>();
             form.OrderId = Convert.ToInt32(selectedOrder.Id);
             if (form.ShowDialog() == DialogResult.OK)
             {
@@ -127,10 +136,17 @@ namespace InternetShopForms
         {
             try
             {
-                var selectedOrder = tableComponent.GetSelectedObject<OrderViewModel>();
+                OrderViewModel? selectedOrder = null;
-
+                try
-                if (selectedOrder != null)
                 {
+                    selectedOrder = tableComponent.GetSelectedObject<OrderViewModel>();
+                }
+                catch (Exception ex)
+                {
+                    MessageBox.Show("Âûáåðèòå ñòðîêó");
+                    return;
+                }
+
                 var result = MessageBox.Show(
                     "Âû õîòèòå óäàëèòü çàêàç?",
                     "Ïðåäóïðåæäåíèå",
@@ -145,8 +161,7 @@ namespace InternetShopForms
                     LoadData();
                 }
                 LoadData();
-                }
+
-                LoadData();
             }
             catch (Exception ex)
             {