A form with a base class which is not System.Windows.Forms.Form can now be designed in the IronPython forms designer.

git-svn-id: svn://svn.sharpdevelop.net/sharpdevelop/trunk@6401 1ccf3a8d-04fe-1044-b7c0-cef0b8235c61

src/AddIns/BackendBindings/Python/PythonBinding/Project/Src/PythonAstWalker.cs

@@ -46,6 +46,7 @@ namespace ICSharpCode.PythonBinding
 		{
 			DefaultUsingScope usingScope = new DefaultUsingScope();
 			usingScope.NamespaceName = Path.GetFileNameWithoutExtension(fileName);
+			usingScope.Parent = new DefaultUsingScope();
 			compilationUnit.UsingScope = usingScope;
 		}
 		

src/AddIns/BackendBindings/Python/PythonBinding/Test/Parsing/ParseTestClassWithBaseClassTestFixture.cs

@@ -71,8 +71,9 @@ namespace PythonBinding.Tests.Parsing
 		[Test]
 		public void CompilationUnitUsingScopeNamespaceNameIsNamespaceTakenFromFileName()
 		{
+			string namespaceName = compilationUnit.UsingScope.NamespaceName;
 			string expectedNamespace = "test";
-			Assert.AreEqual(expectedNamespace, compilationUnit.UsingScope.NamespaceName);
+			Assert.AreEqual(expectedNamespace, namespaceName);
 		}
 		
 		[Test]
@@ -85,5 +86,13 @@ namespace PythonBinding.Tests.Parsing
 			string expectedBaseTypeName = "unittest.TestCase";
 			Assert.AreEqual(expectedBaseTypeName, actualBaseTypeName);
 		}
+		
+		[Test]
+		public void CompilationUnitUsingScopeHasParentUsingScopeWithNamespaceNameOfEmptyString()
+		{
+			IUsingScope parentUsingScope = compilationUnit.UsingScope.Parent;
+			string namespaceName = parentUsingScope.NamespaceName;
+			Assert.AreEqual(String.Empty, namespaceName);
+		}
 	}
 }