ElectricLocomotive/ElectricLocomotive/FormLocomotiveConfig.Designer.cs

@@ -90,6 +90,7 @@
             // 
             // labelAdvancedObject
             // 
+            labelAdvancedObject.AllowDrop = true;
             labelAdvancedObject.BorderStyle = BorderStyle.FixedSingle;
             labelAdvancedObject.Location = new Point(324, 175);
             labelAdvancedObject.Name = "labelAdvancedObject";
@@ -101,6 +102,7 @@
             // 
             // labelSimpleObject
             // 
+            labelSimpleObject.AllowDrop = true;
             labelSimpleObject.BorderStyle = BorderStyle.FixedSingle;
             labelSimpleObject.Location = new Point(181, 174);
             labelSimpleObject.Name = "labelSimpleObject";
@@ -129,6 +131,7 @@
             // 
             // panelColorPurple
             // 
+            panelColorPurple.AllowDrop = true;
             panelColorPurple.BackColor = Color.Purple;
             panelColorPurple.Location = new Point(199, 84);
             panelColorPurple.Name = "panelColorPurple";
@@ -137,6 +140,7 @@
             // 
             // panelColorBlack
             // 
+            panelColorBlack.AllowDrop = true;
             panelColorBlack.BackColor = Color.Black;
             panelColorBlack.Location = new Point(143, 84);
             panelColorBlack.Name = "panelColorBlack";
@@ -145,6 +149,7 @@
             // 
             // panelColorGray
             // 
+            panelColorGray.AllowDrop = true;
             panelColorGray.BackColor = Color.Silver;
             panelColorGray.Location = new Point(87, 84);
             panelColorGray.Name = "panelColorGray";
@@ -153,6 +158,7 @@
             // 
             // panelColorWhite
             // 
+            panelColorWhite.AllowDrop = true;
             panelColorWhite.BackColor = Color.White;
             panelColorWhite.Location = new Point(31, 84);
             panelColorWhite.Name = "panelColorWhite";
@@ -161,6 +167,7 @@
             // 
             // panelColorYellow
             // 
+            panelColorYellow.AllowDrop = true;
             panelColorYellow.BackColor = Color.Yellow;
             panelColorYellow.Location = new Point(199, 28);
             panelColorYellow.Name = "panelColorYellow";
@@ -169,6 +176,7 @@
             // 
             // panelColorBlue
             // 
+            panelColorBlue.AllowDrop = true;
             panelColorBlue.BackColor = Color.Blue;
             panelColorBlue.Location = new Point(143, 28);
             panelColorBlue.Name = "panelColorBlue";
@@ -177,6 +185,7 @@
             // 
             // panelColorGreen
             // 
+            panelColorGreen.AllowDrop = true;
             panelColorGreen.BackColor = Color.FromArgb(0, 192, 0);
             panelColorGreen.Location = new Point(87, 28);
             panelColorGreen.Name = "panelColorGreen";
@@ -185,6 +194,7 @@
             // 
             // panelColorRed
             // 
+            panelColorRed.AllowDrop = true;
             panelColorRed.BackColor = Color.Red;
             panelColorRed.Location = new Point(31, 28);
             panelColorRed.Name = "panelColorRed";
@@ -257,10 +267,13 @@
             panelWithPictureBox.Location = new Point(482, 12);
             panelWithPictureBox.Name = "panelWithPictureBox";
             panelWithPictureBox.Size = new Size(316, 195);
-            panelWithPictureBox.TabIndex = 2;
+            panelWithPictureBox.TabIndex = 1;
+            panelWithPictureBox.DragDrop += PanelObject_DragDrop;
+            panelWithPictureBox.DragEnter += PanelObject_DragEnter;
             // 
             // labelAdvancedColor
             // 
+            labelAdvancedColor.AllowDrop = true;
             labelAdvancedColor.BorderStyle = BorderStyle.FixedSingle;
             labelAdvancedColor.Location = new Point(159, 10);
             labelAdvancedColor.Name = "labelAdvancedColor";
@@ -273,6 +286,7 @@
             // 
             // labelSimpleColor
             // 
+            labelSimpleColor.AllowDrop = true;
             labelSimpleColor.BorderStyle = BorderStyle.FixedSingle;
             labelSimpleColor.Location = new Point(14, 10);
             labelSimpleColor.Name = "labelSimpleColor";

ElectricLocomotive/ElectricLocomotive/FormLocomotiveConfig.cs

@@ -51,7 +51,6 @@ namespace ProjectElectricLocomotive
             _locomotive?.DrawTransport(gr);
             pictureBoxLoco.Image = bmp;
         }
-
         private void LabelObject_MouseDown(object sender, MouseEventArgs e)
         {
             (sender as Label)?.DoDragDrop((sender as Label)?.Name, DragDropEffects.Move | DragDropEffects.Copy);
@@ -85,27 +84,25 @@ namespace ProjectElectricLocomotive
             }
             DrawLocomotive();
         }
-
         private void buttonAddObject_Click(object sender, EventArgs e)
         {
             EventAddLocomotive?.Invoke(_locomotive);
             Close();
         }
-
         private void PanelColor_MouseDown(object sender, MouseEventArgs e)
         {
-
+            (sender as Panel)?.DoDragDrop((sender as Panel)?.BackColor,
+           DragDropEffects.Move | DragDropEffects.Copy);
         }
-
         private void LabelColor_DragDrop(object sender, DragEventArgs e)
         {
             ((Label)sender).BackColor = (Color)e.Data.GetData(typeof(Color));
             switch (((Label)sender).Name)
             {
-                case "labelColor":
+                case "labelSimpleObject":
                     _locomotive.SetColor((Color)e.Data.GetData(typeof(Color)));
                     break;
-                case "labelAddColor":
+                case "labelAdvancedObject":
                     if (_locomotive is not DrawingLocomotive) return;
                     else
                     {
@@ -115,7 +112,6 @@ namespace ProjectElectricLocomotive
             }
             DrawLocomotive();
         }
-
         private void LabelColor_DragEnter(object sender, DragEventArgs e)
         {
             if (e.Data.GetDataPresent(typeof(Color)))