XAF - How to display a collection property as a checked list box

This example illustrates how to display a collection property as a checked list box in XAF applications.

The example application:

• Shows the collection of all existing Detail objects as a checked list box.
• Allows you to link/unlink child Detail records to/from the Master object using checkboxes.

Implementation Details

1. Implement Master and Detail business object classes, where Master contains a collection of Detail objects.

2. Copy the implementation of one of the following custom property editors:

   • For Blazor applications, use CheckedListBoxEditor.
   • For Windows Forms applications, use WinCheckedListBoxPropertyEditor.cs.

3. Run the application.

4. Create several Detail objects, then create a new Master object. You can link/unlink existing Detail objects using editor checkboxes.

Files to Review

• Blazor - CheckedListBoxEditor
• Windows Forms - WinCheckedListBoxPropertyEditor.cs

Documentation

• Collection Properties
• Property Editors

More Examples

• XAF Blazor - How to use a TagBox to view and edit a collection property in Detail Views