📄 main.vb
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Button11.Hide()
Button12.Hide()
Button17.Hide() '系统维护
Button18.Hide()
Button19.Hide()
Button20.Hide()
Me.WindowState = FormWindowState.Maximized '窗口最大化
End Sub
Private Sub Button6_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button6.Click
Dim ygxx As New ygxx
ygxx.MdiParent = Me
ygxx.Show()
Button1.Hide() '主按钮
Button2.Hide()
Button3.Hide()
Button4.Hide()
Button13.Hide() '前台管理
Button14.Hide()
Button15.Hide()
Button16.Hide()
Button5.Hide() '客房管理
Button6.Hide()
Button7.Hide()
Button8.Hide()
Button9.Hide() '基础信息
Button10.Hide()
Button11.Hide()
Button12.Hide()
Button17.Hide() '系统维护
Button18.Hide()
Button19.Hide()
Button20.Hide()
Me.WindowState = FormWindowState.Maximized '窗口最大化
End Sub
Private Sub MenuItem13_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MenuItem13.Click
Dim ygxx As New ygxx
ygxx.MdiParent = Me
ygxx.Show()
Button1.Hide() '主按钮
Button2.Hide()
Button3.Hide()
Button4.Hide()
Button13.Hide() '前台管理
Button14.Hide()
Button15.Hide()
Button16.Hide()
Button5.Hide() '客房管理
Button6.Hide()
Button7.Hide()
Button8.Hide()
Button9.Hide() '基础信息
Button10.Hide()
Button11.Hide()
Button12.Hide()
Button17.Hide() '系统维护
Button18.Hide()
Button19.Hide()
Button20.Hide()
Me.WindowState = FormWindowState.Maximized '窗口最大化
End Sub
Private Sub Button7_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button7.Click
Dim bmxx As New bmxx
bmxx.MdiParent = Me
bmxx.Show()
Button1.Hide() '主按钮
Button2.Hide()
Button3.Hide()
Button4.Hide()
Button13.Hide() '前台管理
Button14.Hide()
Button15.Hide()
Button16.Hide()
Button5.Hide() '客房管理
Button6.Hide()
Button7.Hide()
Button8.Hide()
Button9.Hide() '基础信息
Button10.Hide()
Button11.Hide()
Button12.Hide()
Button17.Hide() '系统维护
Button18.Hide()
Button19.Hide()
Button20.Hide()
Me.WindowState = FormWindowState.Maximized '窗口最大化
End Sub
Private Sub MenuItem14_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MenuItem14.Click
Dim bmxx As New bmxx
bmxx.MdiParent = Me
bmxx.Show()
Button1.Hide() '主按钮
Button2.Hide()
Button3.Hide()
Button4.Hide()
Button13.Hide() '前台管理
Button14.Hide()
Button15.Hide()
Button16.Hide()
Button5.Hide() '客房管理
Button6.Hide()
Button7.Hide()
Button8.Hide()
Button9.Hide() '基础信息
Button10.Hide()
Button11.Hide()
Button12.Hide()
Button17.Hide() '系统维护
Button18.Hide()
Button19.Hide()
Button20.Hide()
Me.WindowState = FormWindowState.Maximized '窗口最大化
End Sub
Private Sub Button8_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button8.Click
Dim dwxx As New dwxx
dwxx.MdiParent = Me
dwxx.Show()
Button1.Hide() '主按钮
Button2.Hide()
Button3.Hide()
Button4.Hide()
Button13.Hide() '前台管理
Button14.Hide()
Button15.Hide()
Button16.Hide()
Button5.Hide() '客房管理
Button6.Hide()
Button7.Hide()
Button8.Hide()
Button9.Hide() '基础信息
Button10.Hide()
Button11.Hide()
Button12.Hide()
Button17.Hide() '系统维护
Button18.Hide()
Button19.Hide()
Button20.Hide()
Me.WindowState = FormWindowState.Maximized '窗口最大化
End Sub
Private Sub MenuItem15_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MenuItem15.Click
Dim dwxx As New dwxx
dwxx.MdiParent = Me
dwxx.Show()
Button1.Hide() '主按钮
Button2.Hide()
Button3.Hide()
Button4.Hide()
Button13.Hide() '前台管理
Button14.Hide()
Button15.Hide()
Button16.Hide()
Button5.Hide() '客房管理
Button6.Hide()
Button7.Hide()
Button8.Hide()
Button9.Hide() '基础信息
Button10.Hide()
Button11.Hide()
Button12.Hide()
Button17.Hide() '系统维护
Button18.Hide()
Button19.Hide()
Button20.Hide()
Me.WindowState = FormWindowState.Maximized '窗口最大化
End Sub
Private Sub Button17_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button17.Click
Dim xtcsh As New xtcsh
xtcsh.MdiParent = Me
xtcsh.Show()
Button1.Hide() '主按钮
Button2.Hide()
Button3.Hide()
Button4.Hide()
Button13.Hide() '前台管理
Button14.Hide()
Button15.Hide()
Button16.Hide()
Button5.Hide() '客房管理
Button6.Hide()
Button7.Hide()
Button8.Hide()
Button9.Hide() '基础信息
Button10.Hide()
Button11.Hide()
Button12.Hide()
Button17.Hide() '系统维护
Button18.Hide()
Button19.Hide()
Button20.Hide()
Me.WindowState = FormWindowState.Maximized '窗口最大化
End Sub
Private Sub MenuItem17_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MenuItem17.Click
Dim xtcsh As New xtcsh
xtcsh.MdiParent = Me
xtcsh.Show()
Button1.Hide() '主按钮
Button2.Hide()
Button3.Hide()
Button4.Hide()
Button13.Hide() '前台管理
Button14.Hide()
Button15.Hide()
Button16.Hide()
Button5.Hide() '客房管理
Button6.Hide()
Button7.Hide()
Button8.Hide()
Button9.Hide() '基础信息
Button10.Hide()
Button11.Hide()
Button12.Hide()
Button17.Hide() '系统维护
Button18.Hide()
Button19.Hide()
Button20.Hide()
Me.WindowState = FormWindowState.Maximized '窗口最大化
End Sub
Private Sub Button18_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button18.Click
Dim czygl As New czygl
czygl.MdiParent = Me
czygl.Show()
Button1.Hide() '主按钮
Button2.Hide()
Button3.Hide()
Button4.Hide()
Button13.Hide() '前台管理
Button14.Hide()
Button15.Hide()
Button16.Hide()
Button5.Hide() '客房管理
Button6.Hide()
Button7.Hide()
Button8.Hide()
Button9.Hide() '基础信息
Button10.Hide()
Button11.Hide()
Button12.Hide()
Button17.Hide() '系统维护
Button18.Hide()
Button19.Hide()
Button20.Hide()
Me.WindowState = FormWindowState.Maximized '窗口最大化
End Sub
Private Sub MenuItem18_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MenuItem18.Click
Dim czygl As New czygl
czygl.MdiParent = Me
czygl.Show()
Button1.Hide() '主按钮
Button2.Hide()
Button3.Hide()
Button4.Hide()
Button13.Hide() '前台管理
Button14.Hide()
Button15.Hide()
Button16.Hide()
Button5.Hide() '客房管理
Button6.Hide()
Button7.Hide()
Button8.Hide()
Button9.Hide() '基础信息
Button10.Hide()
Button11.Hide()
Button12.Hide()
Button17.Hide() '系统维护
Button18.Hide()
Button19.Hide()
Button20.Hide()
Me.WindowState = FormWindowState.Maximized '窗口最大化
End Sub
Private Sub Button19_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button19.Click
Dim sjbf As New sjbf
sjbf.MdiParent = Me
sjbf.Show()
Button1.Hide() '主按钮
Button2.Hide()
Button3.Hide()
Button4.Hide()
Button13.Hide() '前台管理
Button14.Hide()
Button15.Hide()
Button16.Hide()
Button5.Hide() '客房管理
Button6.Hide()
Button7.Hide()
Button8.Hide()
Button9.Hide() '基础信息
Button10.Hide()
Button11.Hide()
Button12.Hide()
Button17.Hide() '系统维护
Button18.Hide()
Button19.Hide()
Button20.Hide()
Me.WindowState = FormWindowState.Maximized '窗口最大化
End Sub
Private Sub MenuItem19_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MenuItem19.Click
Dim sjbf As New sjbf
sjbf.MdiParent = Me
sjbf.Show()
Button1.Hide() '主按钮
Button2.Hide()
Button3.Hide()
Button4.Hide()
Button13.Hide() '前台管理
Button14.Hide()
Button15.Hide()
Button16.Hide()
Button5.Hide() '客房管理
Button6.Hide()
Button7.Hide()
Button8.Hide()
Button9.Hide() '基础信息
Button10.Hide()
Button11.Hide()
Button12.Hide()
Button17.Hide() '系统维护
Button18.Hide()
Button19.Hide()
Button20.Hide()
Me.WindowState = FormWindowState.Maximized '窗口最大化
End Sub
Private Sub Button20_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button20.Click
Close()
End Sub
End Class
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