This example shows how you can create a composite control (UserControl) and let the user to interact with a child control of your user control.
Read the full article here.
For example, I created a UserControl containing a title panel and a contents panel. Here are the requirement that I want to be able to satisfy with this control:
- Users should be able to drop controls on the contents panel at design time.
- Users should not be able to drop controls on title panel.
- Users should not be able to select title panel or change its properties.
- Users should be able to select contents panel.
- Users should be able to change properties of contents panel.
- Users should not be able to move or delete contents panel.
