Commit for development environment setup

PROMS/csla20cs-2.1.4-070223/csla20cs/OLDcsla20cs/Csla/Web/Design/ObjectViewSchema.cs

@@ -0,0 +1,104 @@
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.Web.UI;
+using System.Web.UI.Design;
+using System.ComponentModel;
+using System.ComponentModel.Design;
+using System.Reflection;
+using Csla;
+using Csla.Web.Design;
+
+namespace Csla.Web.Design
+{
+
+  /// <summary>
+  /// Object providing schema information for a
+  /// business object.
+  /// </summary>
+  [Serializable()]
+  public class ObjectViewSchema : IDataSourceViewSchema
+  {
+    private string _typeName = "";
+    private CslaDataSourceDesigner _designer;
+
+    /// <summary>
+    /// Create an instance of the object.
+    /// </summary>
+    /// <param name="site">Site containing the control.</param>
+    /// <param name="typeName">The business class for
+    /// which to generate the schema.</param>
+    public ObjectViewSchema(CslaDataSourceDesigner site, string typeName)
+    {
+      _typeName = typeName;
+      _designer = site;
+    }
+
+    /// <summary>
+    /// Returns a list of child schemas belonging to the
+    /// object.
+    /// </summary>
+    /// <remarks>This schema object only returns
+    /// schema for the object itself, so GetChildren will
+    /// always return Nothing (null in C#).</remarks>
+    public System.Web.UI.Design.IDataSourceViewSchema[] GetChildren()
+    {
+      return null;
+    }
+
+    /// <summary>
+    /// Returns schema information for each property on
+    /// the object.
+    /// </summary>
+    /// <remarks>All public properties on the object
+    /// will be reflected in this schema list except
+    /// for those properties where the 
+    /// <see cref="BrowsableAttribute">Browsable</see> attribute
+    /// is False.
+    /// </remarks>
+    public System.Web.UI.Design.IDataSourceFieldSchema[] GetFields()
+    {
+      ITypeResolutionService typeService = null;
+      List<ObjectFieldInfo> result = new List<ObjectFieldInfo>();
+
+      if (_designer != null)
+      {
+        Type objectType = null;
+        try
+        {
+          typeService = (ITypeResolutionService)(_designer.Site.GetService(typeof(ITypeResolutionService)));
+          objectType = typeService.GetType(_typeName, true, false);
+
+          if (typeof(IEnumerable).IsAssignableFrom(objectType))
+          {
+            // this is a list so get the item type
+            objectType = Utilities.GetChildItemType(objectType);
+          }
+          PropertyDescriptorCollection props = TypeDescriptor.GetProperties(objectType);
+          foreach (PropertyDescriptor item in props)
+          {
+            if (item.IsBrowsable)
+            {
+              result.Add(new ObjectFieldInfo(item));
+            }
+          }
+        }
+        catch
+        { /* do nothing - just swallow exception */ }
+      }
+
+      return result.ToArray();
+    }
+
+    /// <summary>
+    /// Returns the name of the schema.
+    /// </summary>
+    public string Name
+    {
+      get
+      {
+        return "Default";
+      }
+    }
+  }
+}