first commit

2026-09-03 04:45:36 +03:00
commit d5f52cc3d3
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+using System;
+using System.Windows.Markup;
+
+namespace ClassicAssist.UI.Misc
+{
+    /*
+     * https://brianlagunas.com/a-better-way-to-data-bind-enums-in-wpf/
+     */
+    public class EnumBindingSourceExtension : MarkupExtension
+    {
+        private Type _enumType;
+
+        public EnumBindingSourceExtension()
+        {
+        }
+
+        public EnumBindingSourceExtension( Type enumType )
+        {
+            EnumType = enumType;
+        }
+
+        public Type EnumType
+        {
+            get => _enumType;
+            set
+            {
+                if ( value != _enumType )
+                {
+                    if ( null != value )
+                    {
+                        Type enumType = Nullable.GetUnderlyingType( value ) ?? value;
+
+                        if ( !enumType.IsEnum )
+                        {
+                            throw new ArgumentException( "Type must be for an Enum." );
+                        }
+                    }
+
+                    _enumType = value;
+                }
+            }
+        }
+
+        public override object ProvideValue( IServiceProvider serviceProvider )
+        {
+            if ( null == _enumType )
+            {
+                throw new InvalidOperationException( "The EnumType must be specified." );
+            }
+
+            Type actualEnumType = Nullable.GetUnderlyingType( _enumType ) ?? _enumType;
+            Array enumValues = Enum.GetValues( actualEnumType );
+
+            if ( actualEnumType == _enumType )
+            {
+                return enumValues;
+            }
+
+            Array tempArray = Array.CreateInstance( actualEnumType, enumValues.Length + 1 );
+            enumValues.CopyTo( tempArray, 1 );
+            return tempArray;
+        }
+    }
+}