DotNet 4.8.1 build of DotNetBar

PROMS/DotNetBar Source Code/PropertyGrid/PropertyOptionListNode.cs

@@ -0,0 +1,99 @@
+#if FRAMEWORK20
+using System;
+using System.Collections.Generic;
+using System.Text;
+using DevComponents.AdvTree;
+using System.Drawing;
+using System.ComponentModel;
+
+namespace DevComponents.DotNetBar
+{
+    /// <summary>
+    /// Represents the option list property node for AdvPropertyGrid.
+    /// </summary>
+    public class PropertyOptionListNode : PropertyNode
+    {
+        #region Internal Implementation
+        /// <summary>
+        /// Initializes a new instance of the PropertyNode class.
+        /// </summary>
+        /// <param name="property"></param>
+        public PropertyOptionListNode(PropertyDescriptor property)
+            : base(property)
+        {
+        }
+
+        internal override void OnLoaded()
+        {
+            base.OnLoaded();
+
+            Cell cell = this.EditCell;
+
+            ItemContainer container = new ItemContainer();
+            container.LayoutOrientation = eOrientation.Vertical;
+
+            string[] optionsList = GetPopupListContent();
+            foreach (string optionText in optionsList)
+            {
+                CheckBoxItem item = new CheckBoxItem();
+                item.CheckBoxStyle = eCheckBoxStyle.RadioButton;
+                item.Text = optionText;
+                item.TextColor = Color.Black;
+                item.VerticalPadding = 0;
+                item.CheckSignSize = new Size(11, 11);
+                item.CheckedChanging += ItemCheckedChanging;
+                container.SubItems.Add(item);
+            }
+            container.Style = eDotNetBarStyle.Office2007;
+            cell.HostedItem = container;
+        }
+
+        protected override void Dispose(bool disposing)
+        {
+            BaseItem container = this.EditCell.HostedItem;
+            if (container != null)
+            {
+                this.EditCell.HostedItem = null;
+                foreach (BaseItem item in container.SubItems)
+                {
+                    CheckBoxItem checkItem = item as CheckBoxItem;
+                    if (checkItem != null) checkItem.CheckedChanging -= ItemCheckedChanging;
+                }
+                container.Dispose();
+            }
+            base.Dispose(disposing);
+        }
+
+        void ItemCheckedChanging(object sender, CheckBoxChangeEventArgs e)
+        {
+            if (e.EventSource != eEventSource.Code)
+            {
+                Exception valueException = null;
+                object value = GetValueFromString(((CheckBoxItem)sender).Text, out valueException);
+                e.Cancel = !ApplyValue(value, valueException);
+            }
+        }
+
+        protected override void UpdateDisplayedValue(object propertyValue, bool refreshSubProperties)
+        {
+            base.UpdateDisplayedValue(propertyValue, refreshSubProperties);
+            string text = GetPropertyTextValue(propertyValue);
+            Cell cell = this.EditCell;
+            if (cell.HostedItem == null) return;
+            foreach (BaseItem item in cell.HostedItem.SubItems)
+            {
+                CheckBoxItem checkItem = item as CheckBoxItem;
+                if (checkItem != null)
+                    checkItem.Checked = checkItem.Text.Equals(text);
+            }
+        }
+
+        public override void EnterEditorMode(eTreeAction action, bool focusEditor)
+        {
+        }
+
+        
+        #endregion
+    }
+}
+#endif