'宣言 Protected btnOk As System.Windows.Forms.Button
'使用法 Dim instance As PdfViewerPreferencesForm Dim value As System.Windows.Forms.Button value = instance.btnOk instance.btnOk = value
protected System.Windows.Forms.Button btnOk
'宣言 Protected btnOk As System.Windows.Forms.Button
'使用法 Dim instance As PdfViewerPreferencesForm Dim value As System.Windows.Forms.Button value = instance.btnOk instance.btnOk = value
protected System.Windows.Forms.Button btnOk