共用方式為


SourceChangedEventArgs.OldSource 屬性

定義

取得這個來源變更所涉及的舊來源。

public:
 property System::Windows::PresentationSource ^ OldSource { System::Windows::PresentationSource ^ get(); };
public System.Windows.PresentationSource OldSource { [System.Security.SecurityCritical] get; }
public System.Windows.PresentationSource OldSource { get; }
[<get: System.Security.SecurityCritical>]
member this.OldSource : System.Windows.PresentationSource
member this.OldSource : System.Windows.PresentationSource
Public ReadOnly Property OldSource As PresentationSource

屬性值

舊的 PresentationSource

屬性

適用於