WorkflowChangeAction.ValidateChanges(Activity) Metode

Definisi

Ruang nama:

System.Workflow.ComponentModel

Rakitan:

System.Workflow.ComponentModel.dll

Saat ditimpa di kelas turunan, validasi perubahan dan mengembalikan ValidationErrorCollection yang berisi kesalahan apa pun.

protected public:
 abstract System::Workflow::ComponentModel::Compiler::ValidationErrorCollection ^ ValidateChanges(System::Workflow::ComponentModel::Activity ^ activity);

protected internal abstract System.Workflow.ComponentModel.Compiler.ValidationErrorCollection ValidateChanges(System.Workflow.ComponentModel.Activity activity);

abstract member ValidateChanges : System.Workflow.ComponentModel.Activity -> System.Workflow.ComponentModel.Compiler.ValidationErrorCollection

Protected Friend MustOverride Function ValidateChanges (activity As Activity) As ValidationErrorCollection

Parameter

activity

Activity

di Activity mana untuk memvalidasi perubahan.

Mengembalikan

ValidationErrorCollection

Yang ValidationErrorCollection berisi kesalahan apa pun.

Pengecualian

ArgumentNullException

activityInstance adalah referensi null (Nothing di Visual Basic).