Init

2024-02-23 07:03:56 -05:00
commit 4a3813687a
937 changed files with 113251 additions and 0 deletions
--- a/Src/Xceed.Wpf.Toolkit/PropertyGrid/Implementation/ObjectContainerHelper.cs
+++ b/Src/Xceed.Wpf.Toolkit/PropertyGrid/Implementation/ObjectContainerHelper.cs
@@ -0,0 +1,169 @@
+/*************************************************************************************
+
+   Extended WPF Toolkit
+
+   Copyright (C) 2007-2013 Xceed Software Inc.
+
+   This program is provided to you under the terms of the Microsoft Public
+   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+
+   For more features, controls, and fast professional support,
+   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+
+   Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
+
+  ***********************************************************************************/
+
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.ComponentModel;
+#if !VS2008
+using System.ComponentModel.DataAnnotations;
+#endif
+using System.Diagnostics;
+using System.Linq;
+using Xceed.Wpf.Toolkit.PropertyGrid.Attributes;
+
+namespace Xceed.Wpf.Toolkit.PropertyGrid
+{
+  internal class ObjectContainerHelper : ObjectContainerHelperBase
+  {
+    private object _selectedObject;
+
+    public ObjectContainerHelper( IPropertyContainer propertyContainer, object selectedObject )
+      : base( propertyContainer )
+    {
+      _selectedObject = selectedObject;
+    }
+
+    private object SelectedObject
+    {
+      get
+      {
+        return _selectedObject;
+      }
+    }
+
+    protected override string GetDefaultPropertyName()
+    {
+      object selectedObject = SelectedObject;
+      return ( selectedObject != null ) ? ObjectContainerHelperBase.GetDefaultPropertyName( SelectedObject ) : ( string )null;
+    }
+
+    protected override IEnumerable<PropertyItem> GenerateSubPropertiesCore()
+    {
+      var propertyItems = new List<PropertyItem>();
+
+      if( SelectedObject != null )
+      {
+        try
+        {
+          List<PropertyDescriptor> descriptors = new List<PropertyDescriptor>();
+          {
+            descriptors = ObjectContainerHelperBase.GetPropertyDescriptors( SelectedObject, this.PropertyContainer.HideInheritedProperties );
+          }
+
+          foreach( var descriptor in descriptors )
+          {
+            var propertyDef = this.GetPropertyDefinition( descriptor );
+            bool isBrowsable = false;
+
+            var isPropertyBrowsable = this.PropertyContainer.IsPropertyVisible( descriptor );
+            if( isPropertyBrowsable.HasValue )
+            {
+              isBrowsable = isPropertyBrowsable.Value;
+            }
+            else
+            {
+#if !VS2008
+              var displayAttribute = PropertyGridUtilities.GetAttribute<DisplayAttribute>( descriptor );
+              if( displayAttribute != null )
+              {
+                var autoGenerateField = displayAttribute.GetAutoGenerateField();
+                isBrowsable = this.PropertyContainer.AutoGenerateProperties 
+                              && ((autoGenerateField.HasValue && autoGenerateField.Value) || !autoGenerateField.HasValue);
+              }
+              else
+#endif
+              {
+                isBrowsable = descriptor.IsBrowsable && this.PropertyContainer.AutoGenerateProperties;
+              }
+
+              if( propertyDef != null )
+              {
+                isBrowsable = propertyDef.IsBrowsable.GetValueOrDefault( isBrowsable );
+              }
+            }
+
+            if( isBrowsable )
+            {
+              var prop = this.CreatePropertyItem( descriptor, propertyDef );
+              if( prop != null )
+              {
+                propertyItems.Add( prop );
+              }
+            }
+          }
+        }
+        catch( Exception e )
+        {
+          //TODO: handle this some how
+          Debug.WriteLine( "Property creation failed." );
+          Debug.WriteLine( e.StackTrace );
+        }
+      }
+
+      return propertyItems;
+    }
+
+
+    private PropertyItem CreatePropertyItem( PropertyDescriptor property, PropertyDefinition propertyDef )
+    {
+      DescriptorPropertyDefinition definition = new DescriptorPropertyDefinition( property,
+                                                                                  SelectedObject, 
+                                                                                  this.PropertyContainer.IsCategorized
+                                                                                 );
+      definition.InitProperties();
+
+      this.InitializeDescriptorDefinition( definition, propertyDef );
+      PropertyItem propertyItem = new PropertyItem( definition );
+      Debug.Assert( SelectedObject != null );
+      propertyItem.Instance = SelectedObject;
+      propertyItem.CategoryOrder = this.GetCategoryOrder( definition.CategoryValue );
+      propertyItem.WillRefreshPropertyGrid = this.GetWillRefreshPropertyGrid( property );
+      return propertyItem;
+    }
+
+    private int GetCategoryOrder( object categoryValue )
+    {
+      Debug.Assert( SelectedObject != null );
+
+      if( categoryValue == null )
+        return int.MaxValue;
+
+      int order = int.MaxValue;
+        object selectedObject = SelectedObject;
+        CategoryOrderAttribute[] orderAttributes = ( selectedObject != null )
+          ? ( CategoryOrderAttribute[] )selectedObject.GetType().GetCustomAttributes( typeof( CategoryOrderAttribute ), true )
+          : new CategoryOrderAttribute[ 0 ];
+
+        var orderAttribute = orderAttributes
+          .FirstOrDefault( ( a ) => object.Equals( a.CategoryValue, categoryValue ) );
+
+        if( orderAttribute != null )
+        {
+          order = orderAttribute.Order;
+        }
+
+      return order;
+    }
+
+
+
+
+
+
+
+  }
+}