исправление ошибок

HoistingCrane/HoistingCrane/FormMapWithSetHoistingCrane.Designer.cs

@@ -89,6 +89,7 @@
             this.listBoxMaps.Name = "listBoxMaps";
             this.listBoxMaps.Size = new System.Drawing.Size(199, 104);
             this.listBoxMaps.TabIndex = 4;
+            this.listBoxMaps.SelectedIndexChanged += new System.EventHandler(this.ListBoxMaps_SelectedIndexChanged);
             // 
             // buttonAddMap
             // 
@@ -113,6 +114,8 @@
             this.comboBoxSelectorMap.Name = "comboBoxSelectorMap";
             this.comboBoxSelectorMap.Size = new System.Drawing.Size(200, 28);
             this.comboBoxSelectorMap.TabIndex = 0;
+            this.comboBoxSelectorMap.SelectedIndexChanged += new System.EventHandler(this.ComboBoxSelectorMap_SelectedIndexChanged);
+
             // 
             // textBoxNewMapName
             // 

HoistingCrane/HoistingCrane/FormMapWithSetHoistingCrane.cs

@@ -59,6 +59,29 @@ namespace HoistingCrane
                 listBoxMaps.SelectedIndex = index;
             }
         }
+        private void ComboBoxSelectorMap_SelectedIndexChanged(object sender, EventArgs e)
+        {
+            AbstractMap map = null;
+            switch (comboBoxSelectorMap.Text)
+            {
+                case "Простая карта":
+                    map = new SimpleMap();
+                    break;
+                case "Вторая карта":
+                    map = new SecondMap();
+                    break;
+               
+            }
+            if (map != null)
+            {
+                _mapHoistingCraneCollectionGeneric = new MapWithSetHoistingCraneGeneric<DrawingObjectHoistingCrane, AbstractMap>(
+                    pictureBox.Width, pictureBox.Height, map);
+            }
+            else
+            {
+                _mapHoistingCraneCollectionGeneric = null;
+            }
+        }
         /// <summary>
         /// Добавление карты
         /// </summary>