DotNet 4.8.1 build of DotNetBar

PROMS/DotNetBar Source Code/PropertyGrid/PropertySettingsCollection.cs

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+#if FRAMEWORK20
+using System;
+using System.Collections.Generic;
+using System.Text;
+using System.Collections.ObjectModel;
+using System.ComponentModel;
+
+namespace DevComponents.DotNetBar
+{
+    public class PropertySettingsCollection : Collection<PropertySettings>
+    {
+        #region Constructor
+        /// <summary>
+        /// Initializes a new instance of the PropertyGridInfoCollection class.
+        /// </summary>
+        /// <param name="owner"></param>
+        public PropertySettingsCollection(AdvPropertyGrid owner)
+        {
+            _Owner = owner;
+        }
+        #endregion
+
+        #region Internal Implementation
+        protected override void InsertItem(int index, PropertySettings item)
+        {
+            base.InsertItem(index, item);
+            OnAfterItemAdded(item);
+        }
+
+        private void OnAfterItemAdded(PropertySettings item)
+        {
+            _Owner.PropertySettingsItemAdded(item);
+        }
+
+        protected override void ClearItems()
+        {
+            PropertySettings[] items = new PropertySettings[this.Count];
+            this.CopyTo(items, 0);
+            
+            base.ClearItems();
+
+            foreach (PropertySettings item in items)
+            {
+                OnAfterItemRemoved(item);
+            }
+        }
+
+        protected override void RemoveItem(int index)
+        {
+            PropertySettings info = this[index];
+            base.RemoveItem(index);
+            OnAfterItemRemoved(info);
+        }
+
+        private void OnAfterItemRemoved(PropertySettings info)
+        {
+            _Owner.PropertySettingsItemRemoved(info);
+        }
+
+        protected override void SetItem(int index, PropertySettings item)
+        {
+            PropertySettings oldItem = this[index];
+            base.SetItem(index, item);
+
+            OnAfterItemRemoved(oldItem);
+            OnAfterItemAdded(item);
+        }
+
+        /// <summary>
+        /// Gets property info object based on property name.
+        /// </summary>
+        /// <param name="propertyName">Property name.</param>
+        /// <returns>PropertyGridInfo instance or null if it cannot be found.</returns>
+        public virtual PropertySettings this[string propertyName]
+        {
+            get
+            {
+                foreach (PropertySettings item in this)
+                {
+                    if (item.PropertyName == propertyName) return item;
+                }
+                return null;
+            }
+        }
+
+        private Dictionary<PropertyDescriptor, PropertySettings> _DictionaryByDescriptor = new Dictionary<PropertyDescriptor, PropertySettings>();
+        /// <summary>
+        /// Gets property info object based on property descriptor.
+        /// </summary>
+        /// <param name="propertyDescriptor">Property descriptor.</param>
+        /// <returns>PropertyGridInfo instance or null if it cannot be found.</returns>
+        public virtual PropertySettings this[PropertyDescriptor propertyDescriptor]
+        {
+            get
+            {
+                foreach (PropertySettings item in this)
+                {
+                    if (item.PropertyDescriptor.Equals(propertyDescriptor)) return item;
+                }
+                return null;
+            }
+        }
+
+        /// <summary>
+        /// Returns property setting based on property descriptor or name if property descriptor is not set on property settings
+        /// Property descriptor takes precedence.
+        /// </summary>
+        /// <param name="propertyDescriptor">Property descriptor to look for.</param>
+        /// <param name="propertyName">Property Name to look for.</param>
+        /// <returns>Property settings instance or null</returns>
+        public virtual PropertySettings this[PropertyDescriptor propertyDescriptor, string propertyName]
+        {
+            get
+            {
+                PropertySettings settingByName = null;
+                foreach (PropertySettings item in this)
+                {
+                    if (item.PropertyDescriptor != null && item.PropertyDescriptor.Equals(propertyDescriptor))
+                        return item;
+                    else if (item.PropertyName == propertyName)
+                        settingByName = item;
+                }
+                return settingByName;
+            }
+        }
+
+        private AdvPropertyGrid _Owner = null;
+        /// <summary>
+        /// Gets the owner of the collection.
+        /// </summary>
+        public AdvPropertyGrid Owner
+        {
+            get { return _Owner; }
+        }
+        #endregion
+    }
+}
+#endif