Python form designer now supports assigning a local variable to a property on a control.

git-svn-id: svn://svn.sharpdevelop.net/sharpdevelop/branches/3.0@4699 1ccf3a8d-04fe-1044-b7c0-cef0b8235c61

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

@@ -148,7 +148,7 @@ namespace ICSharpCode.PythonBinding
 				return false;
 			}
 			
-			fieldExpression.SetPropertyValue(componentCreator, node.Name.ToString());
+			fieldExpression.SetPropertyValue(componentCreator, node);
 			return false;
 		}
 		

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

@@ -261,6 +261,30 @@ namespace ICSharpCode.PythonBinding
 			return currentComponent;
 		}
 		
+		/// <summary>
+		/// Sets the property value that is referenced by this field expression.
+		/// </summary>
+		/// <remarks>
+		/// This method checks that the name expression matches a created instance before
+		/// converting the name expression as a string and setting the property value.
+		/// </remarks>
+		public bool SetPropertyValue(IComponentCreator componentCreator, NameExpression nameExpression)
+		{
+			object component = GetComponent(componentCreator);
+			PropertyDescriptor property = GetProperty(component, memberName);
+			if (property != null) {
+				string name = nameExpression.Name.ToString();
+				if (property.PropertyType != typeof(bool)) {
+					object instance = componentCreator.GetInstance(name);
+					if (instance != null) {
+						return SetPropertyValue(component, memberName, instance);
+					}
+				}
+				return SetPropertyValue(component, memberName, name);
+			}
+			return false;
+		}
+		
 		/// <summary>
 		/// Sets the property value that is referenced by this field expression.
 		/// </summary>
@@ -270,13 +294,7 @@ namespace ICSharpCode.PythonBinding
 		/// </remarks>
 		public bool SetPropertyValue(IComponentCreator componentCreator, object propertyValue)
 		{
-			object component = null;
-			if (IsSelfReference) {
-				component = GetObject(componentCreator);
-				component = GetObjectForMemberName(component);
-			} else {
-				component = componentCreator.GetInstance(variableName);
-			}
+			object component = GetComponent(componentCreator);
 			return SetPropertyValue(component, memberName, propertyValue);
 		}
 		
@@ -437,7 +455,7 @@ namespace ICSharpCode.PythonBinding
 		/// </summary>
 		static bool SetPropertyValue(object component, string name, object propertyValue)
 		{
-			PropertyDescriptor property = TypeDescriptor.GetProperties(component).Find(name, true);
+			PropertyDescriptor property = GetProperty(component, name);
 			if (property != null) {
 				propertyValue = ConvertPropertyValue(property, propertyValue);
 				property.SetValue(component, propertyValue);
@@ -445,5 +463,25 @@ namespace ICSharpCode.PythonBinding
 			}
 			return false;
 		}
+		
+		/// <summary>
+		/// Gets the component that this field refers to.
+		/// </summary>
+		object GetComponent(IComponentCreator componentCreator)
+		{
+			object component = null;
+			if (IsSelfReference) {
+				component = GetObject(componentCreator);
+				component = GetObjectForMemberName(component);
+			} else {
+				component = componentCreator.GetInstance(variableName);
+			}
+			return component;
+		}
+		
+		static PropertyDescriptor GetProperty(object component, string name)
+		{
+			return TypeDescriptor.GetProperties(component).Find(name, true);			
+		}
 	}
 }

src/AddIns/BackendBindings/Python/PythonBinding/Test/Designer/LoadLocalVariablePropertyAssignmentTestFixture.cs

@@ -0,0 +1,64 @@
+// <file>
+//     <copyright see="prj:///doc/copyright.txt"/>
+//     <license see="prj:///doc/license.txt"/>
+//     <owner name="Matthew Ward" email="mrward@users.sourceforge.net"/>
+//     <version>$Revision$</version>
+// </file>
+
+using System;
+using System.Collections.Generic;
+using System.Drawing;
+using System.IO;
+using System.Windows.Forms;
+
+using ICSharpCode.PythonBinding;
+using NUnit.Framework;
+using PythonBinding.Tests.Utils;
+
+namespace PythonBinding.Tests.Designer
+{
+	[TestFixture]
+	public class LoadLocalVariablePropertyAssignmentTestFixture : LoadFormTestFixtureBase
+	{		
+		public override string PythonCode {
+			get {
+				return "class MainForm(System.Windows.Forms.Form):\r\n" +
+							"    def InitializeComponent(self):\r\n" +
+							"        button1 = System.Windows.Forms.Button()\r\n" +
+							"        self.SuspendLayout()\r\n" +
+							"        # \r\n" +
+							"        # MainForm\r\n" +
+							"        # \r\n" +
+							"        self.AcceptButton = button1\r\n" +
+							"        self.ClientSize = System.Drawing.Size(300, 400)\r\n" +
+							"        self.Name = \"MainForm\"\r\n" +
+							"        self.ResumeLayout(False)\r\n";
+			}
+		}
+		
+		[Test]
+		public void OneComponentCreated()
+		{
+			Assert.AreEqual(1, ComponentCreator.CreatedComponents.Count);
+		}
+		
+		[Test]
+		public void TwoObjectsCreated()
+		{
+			Assert.AreEqual(2, ComponentCreator.CreatedInstances.Count);
+		}
+		
+		[Test]
+		public void ButtonInstance()
+		{			
+			CreatedInstance expectedInstance = new CreatedInstance(typeof(Button), new object[0], "button1", false);
+			Assert.AreEqual(expectedInstance, ComponentCreator.CreatedInstances[0]);
+		}
+		
+		[Test]
+		public void AcceptButtonPropertyIsNotNull()
+		{
+			Assert.IsNotNull(Form.AcceptButton);
+		}
+	}
+}

src/AddIns/BackendBindings/Python/PythonBinding/Test/PythonBinding.Tests.csproj

@@ -246,6 +246,7 @@
     <Compile Include="Designer\LoadInheritedToolTipTestFixture.cs" />
     <Compile Include="Designer\LoadListViewFormTestFixture.cs" />
     <Compile Include="Designer\LoadLocalImageResourceTestFixture.cs" />
+    <Compile Include="Designer\LoadLocalVariablePropertyAssignmentTestFixture.cs" />
     <Compile Include="Designer\LoadMenuStripFormTestFixture.cs" />
     <Compile Include="Designer\LoadMonthCalendarTestFixture.cs" />
     <Compile Include="Designer\LoadSimpleFormTestFixture.cs" />