Custom Activity Designers

This topic applies to Windows Workflow Foundation 4 (WF4).

This section contains activity samples that use custom designers for display in the workflow designer.

In This Section

• Custom Composite Designers - Workflow Item Presenter
  This sample shows how to build an activity designer that surfaces such a “drop zone.”

• Custom Composite Designers - Workflow Items Presenter
  This sample shows how to build an activity designer that surfaces such an editable collection.

• Metadata Store Programmability
  This sample shows how to program against the metadata store by applying attributes to a run-time type, the source for which we have no control over.

• Using the ExpressionTextBox in a Custom Activity Designer
  This sample shows how to use the ExpressionTextBox in a custom activity designer.

• Using Editing Scope
  This sample demonstrates how to batch a set of changes so that they can be undone in a single atomic unit. By default, the actions taken by an activity designer author are automatically integrated into the Undo/Redo system.

Build Date: 2012-03-02