Issues

• GetHitTest returns true but OnMouseDown is never called on the control

  microsoft/winforms-designer-extensibility#53 · Filter by author dmitrybv opened on Jun 7, 2026

• Repository Status Update - It is abandoned? [Spoiler - no, it's not. But read my reply.]

  documentationenhancementquestion
  microsoft/winforms-designer-extensibility#52 · Filter by author eabase opened on Jun 23, 2025
  5

  

• UITypeEditor Form Does Not Behave as a Modal Dialog When Opened from Server Project Using ShowDialog

  microsoft/winforms-designer-extensibility#51 · Filter by author SreemonPremkumarMuthukrishnan opened on Apr 29, 2025

• How to use ImageEditor, BitmapEditor, and MetafileEditor in the imagecollectioneditor using Client-Server Approach for .NETCore

  microsoft/winforms-designer-extensibility#50 · Filter by author NagarajManimaran opened on Feb 20, 2025
  2

• How to use CollectionForm inside CustomCollectionEditor derived from CollectionEditor using Client-Server Approach for .NET 8.0

  microsoft/winforms-designer-extensibility#48 · Filter by author ChidanandMurugaiah opened on Feb 19, 2025
  2

• undocumented restrictions, that cause Exceptions at runtime

  microsoft/winforms-designer-extensibility#47 · Filter by author LukasGelke opened on Feb 14, 2025

• problems when porting CollectionEditor

  microsoft/winforms-designer-extensibility#46 · Filter by author LukasGelke opened on Feb 14, 2025
  9

• PackageVersion DateTime-Function in TileRepeater_Medium/TileRepeater.Package (and others) not chronological

  microsoft/winforms-designer-extensibility#45 · Filter by author LukasGelke opened on Feb 5, 2025
  3

• prepareTemplates.bat error: .\bin\Debug\Microsoft.WinForms.Designer.TypeEditorTemplate.1.1.0-prerelease-preview3.nupkg is not supported.

  microsoft/winforms-designer-extensibility#43 · Filter by author dmitrybv opened on Oct 15, 2024
  2

• WndProc on Designer and Mouse-Events

  microsoft/winforms-designer-extensibility#42 · Filter by author RalfRosenthal opened on Aug 2, 2024

• Where are DesignerSession, IDesignToolsClient, and ObjectProxy defined in NET8 vs2022 and Microsoft.WinForms.Designer.SDK 1.6.0

  microsoft/winforms-designer-extensibility#41 · Filter by author zkost opened on Jun 17, 2024

• System.IO.FileNotFoundException : 'Could not load file or assembly 'Microsoft.DotNet.DesignTools.Server' throws when initializing the designer in the control constructor.

  microsoft/winforms-designer-extensibility#40 · Filter by author BagavathiBasker opened on Jun 4, 2024

• How to make TextBox controls on design surface editable?

  microsoft/winforms-designer-extensibility#39 · Filter by author valiahmetovv opened on May 7, 2024

• How to change InputShield Size/Location

  microsoft/winforms-designer-extensibility#38 · Filter by author valiahmetovv opened on May 3, 2024

• How to avoid conditional compilation when using Designer attribute?

  microsoft/winforms-designer-extensibility#37 · Filter by author valiahmetovv opened on May 2, 2024

• How to add custom Verbs at Server or Client?

  microsoft/winforms-designer-extensibility#36 · Filter by author valiahmetovv opened on Apr 26, 2024

• VS Crashes when right clicking on designer surface

  microsoft/winforms-designer-extensibility#35 · Filter by author valiahmetovv opened on Apr 25, 2024

• How to change Cursor at client side when hovering over a component

  microsoft/winforms-designer-extensibility#34 · Filter by author valiahmetovv opened on Apr 22, 2024
  5

• How to customize DesignerView at client side to support user input

  microsoft/winforms-designer-extensibility#33 · Filter by author valiahmetovv opened on Apr 18, 2024

• How to detect IToolBoxService selected toolbox item at server side?

  microsoft/winforms-designer-extensibility#32 · Filter by author valiahmetovv opened on Apr 16, 2024

• breaking change in .NET 8.0 SDK dotnet pack causes prepareTemplates.bat to fail

  microsoft/winforms-designer-extensibility#30 · Filter by author sineme opened on Dec 8, 2023

• .NET 8 Plugin Extensions: Leveraging WinForms Controls from Main Application inside the Designer

  microsoft/winforms-designer-extensibility#29 · Filter by author SteffenSchwaiger opened on Nov 30, 2023
  1

• SDK-Read-this-first.

  microsoft/winforms-designer-extensibility#25 · Filter by author KlausLoeffelmann opened on Sep 13, 2023
  4

  

• How to extract the parent form by ITypeDescriptorContext in Custom Type Editor EditValue method implementation?

  microsoft/winforms-designer-extensibility#22 · Filter by author PanchRajMaurya opened on Jul 27, 2023

• Different AssemblyLoadContext for System.CodeDom types

  microsoft/winforms-designer-extensibility#19 · Filter by author drolevar opened on Jun 15, 2023
  3