VB.NET 程序通过嵌入福昕PDF阅读器控件显示PDF

Public Class Form1
    Private Sub Button1_Click(sender As Object, e As EventArgs) Handles Button1.Click
        Try
            AxFoxitCtl1.OpenFile(Application.StartupPath & "\pdf\pdf_test.pdf")
        Catch ex As Exception
            MessageBox.Show(ex.Message)
        End Try

    End Sub

    Private Sub Button2_Click(sender As Object, e As EventArgs) Handles Button2.Click
        Try
            Process.Start(Application.StartupPath & "\pdf\pdf_test.pdf")
        Catch ex As Exception
            MessageBox.Show(ex.Message)
        End Try
    End Sub
End Class