📄 main.vb
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zsdj.MdiParent = Me
zsdj.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 MenuItem4_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MenuItem4.Click
Dim yjzj As New yjzj
yjzj.MdiParent = Me
yjzj.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 Button14_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button14.Click
Dim yjzj As New yjzj
yjzj.MdiParent = Me
yjzj.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 Button13_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button13.Click
Dim tsjz As New tsjz
tsjz.MdiParent = Me
tsjz.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 MenuItem5_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MenuItem5.Click
Dim tsjz As New tsjz
tsjz.MdiParent = Me
tsjz.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 Button9_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button9.Click
Dim zscx As New zscx
zscx.MdiParent = Me
zscx.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 MenuItem7_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MenuItem7.Click
Dim zscx As New zscx
zscx.MdiParent = Me
zscx.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 Button11_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button11.Click
Dim kfcx As New kfcx
kfcx.MdiParent = Me
kfcx.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 MenuItem9_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MenuItem9.Click
Dim kfcx As New kfcx
kfcx.MdiParent = Me
kfcx.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 Button12_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button12.Click
Dim sftx As New sftx
sftx.MdiParent = Me
sftx.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 MenuItem10_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MenuItem10.Click
Dim sftx As New sftx
sftx.MdiParent = Me
sftx.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 Button5_Click_1(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button5.Click
Dim kfxx As New kfxx
kfxx.MdiParent = Me
kfxx.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 MenuItem12_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MenuItem12.Click
Dim kfxx As New kfxx
kfxx.MdiParent = Me
kfxx.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()
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