SimonZhao888

Fix ComponentModel.Design.serialization not support .Net8

3

Fixes #10425 ## Proposed changes Restore support for BinaryFormatter in the designer-related classes. Restore serialization in: - ExceptionCollection - CodeDomSerializationStore - CodeDomSerializerException ## Customer Impact - System.ComponentModel.Design.Serialization.SerializationStore.Save(Stream stream) can not...

Add hollow types for deprecated UI controls

10

Fixes #3783 ## Proposed changes - Add Controls removed in NET3.1 Back to .NET10 for binary compatibility - Throw `PlatformNotSupportedException` exceptions in public methods and properties of the deprecated controls...

Fixes #11583 ## Proposed changes - Add non-null validation of the HelpNamespace property of the HelpProvider control to ensure the validity of the property. ## Customer Impact - When helpNamespace...

Make the toolbar menu items support the support space key.

2

Fixes #11449 ## Proposed changes - Modify the ProcessCmdKey() method to support space key. - Make a focus on the MenuStrip after the user hits enter to check it. ##...

Missing unit tests coverage of public methods in Design namespace

4

We are in the process of adding unit tests for all public methods to improve the test coverage of code. Here is a list categorized by namespace. System.Windows.Forms.Design - [x]...