ErrorListObserver.OnValidationMessagesChanging Method

This member overrides ValidationMessageObserver.OnValidationMessagesChanging(ReadOnlyCollection<ValidationMessage>, ReadOnlyCollection<ValidationMessage>, ReadOnlyCollection<ValidationMessage>, ReadOnlyCollection<ValidationMessage>).

Namespace:  Microsoft.VisualStudio.Modeling.Shell
Assembly:  Microsoft.VisualStudio.Modeling.Sdk.Shell (in Microsoft.VisualStudio.Modeling.Sdk.Shell.dll)

Syntax

'宣言
Protected Overrides Sub OnValidationMessagesChanging ( _
    messagesBeforeUpdate As ReadOnlyCollection(Of ValidationMessage), _
    messagesRemoved As ReadOnlyCollection(Of ValidationMessage), _
    messagesAdded As ReadOnlyCollection(Of ValidationMessage), _
    messagesAfterUpdate As ReadOnlyCollection(Of ValidationMessage) _
)
'使用
Dim messagesBeforeUpdate As ReadOnlyCollection(Of ValidationMessage)
Dim messagesRemoved As ReadOnlyCollection(Of ValidationMessage)
Dim messagesAdded As ReadOnlyCollection(Of ValidationMessage)
Dim messagesAfterUpdate As ReadOnlyCollection(Of ValidationMessage)

Me.OnValidationMessagesChanging(messagesBeforeUpdate, _
    messagesRemoved, messagesAdded, _
    messagesAfterUpdate)

protected override void OnValidationMessagesChanging(
    ReadOnlyCollection<ValidationMessage> messagesBeforeUpdate,
    ReadOnlyCollection<ValidationMessage> messagesRemoved,
    ReadOnlyCollection<ValidationMessage> messagesAdded,
    ReadOnlyCollection<ValidationMessage> messagesAfterUpdate
)

protected:
virtual void OnValidationMessagesChanging(
    ReadOnlyCollection<ValidationMessage^>^ messagesBeforeUpdate, 
    ReadOnlyCollection<ValidationMessage^>^ messagesRemoved, 
    ReadOnlyCollection<ValidationMessage^>^ messagesAdded, 
    ReadOnlyCollection<ValidationMessage^>^ messagesAfterUpdate
) override

protected override function OnValidationMessagesChanging(
    messagesBeforeUpdate : ReadOnlyCollection<ValidationMessage>, 
    messagesRemoved : ReadOnlyCollection<ValidationMessage>, 
    messagesAdded : ReadOnlyCollection<ValidationMessage>, 
    messagesAfterUpdate : ReadOnlyCollection<ValidationMessage>
)

Parameters

• messagesBeforeUpdate
  Type: System.Collections.ObjectModel.ReadOnlyCollection<ValidationMessage>

• messagesRemoved
  Type: System.Collections.ObjectModel.ReadOnlyCollection<ValidationMessage>

• messagesAdded
  Type: System.Collections.ObjectModel.ReadOnlyCollection<ValidationMessage>

• messagesAfterUpdate
  Type: System.Collections.ObjectModel.ReadOnlyCollection<ValidationMessage>

Permissions

• Full trust for the immediate caller. This member cannot be used by partially trusted code. For more information, see Using Libraries from Partially Trusted Code.

See Also

Reference

ErrorListObserver Class

ErrorListObserver Members

Microsoft.VisualStudio.Modeling.Shell Namespace