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📄 form4.frm

📁 VB编写的汽车训练场管理系统。可做毕业设计参考/
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         EndProperty
         Height          =   240
         Index           =   4
         Left            =   150
         TabIndex        =   14
         Top             =   2400
         Width           =   2670
      End
      Begin VB.Label Label1 
         AutoSize        =   -1  'True
         BackStyle       =   0  'Transparent
         Caption         =   "ID 卡 号:"
         BeginProperty Font 
            Name            =   "宋体"
            Size            =   12
            Charset         =   134
            Weight          =   700
            Underline       =   0   'False
            Italic          =   0   'False
            Strikethrough   =   0   'False
         EndProperty
         Height          =   240
         Index           =   0
         Left            =   150
         TabIndex        =   13
         Top             =   120
         Width           =   1185
      End
      Begin VB.Label Label1 
         AutoSize        =   -1  'True
         BackStyle       =   0  'Transparent
         Caption         =   "教 练 员:"
         BeginProperty Font 
            Name            =   "宋体"
            Size            =   12
            Charset         =   134
            Weight          =   700
            Underline       =   0   'False
            Italic          =   0   'False
            Strikethrough   =   0   'False
         EndProperty
         Height          =   240
         Index           =   1
         Left            =   150
         TabIndex        =   12
         Top             =   690
         Width           =   1170
      End
      Begin VB.Label Label1 
         AutoSize        =   -1  'True
         BackStyle       =   0  'Transparent
         Caption         =   "车 牌 号:"
         BeginProperty Font 
            Name            =   "宋体"
            Size            =   12
            Charset         =   134
            Weight          =   700
            Underline       =   0   'False
            Italic          =   0   'False
            Strikethrough   =   0   'False
         EndProperty
         Height          =   240
         Index           =   2
         Left            =   150
         TabIndex        =   11
         Top             =   1260
         Width           =   1170
      End
      Begin VB.Label Label1 
         AutoSize        =   -1  'True
         BackStyle       =   0  'Transparent
         Caption         =   "级    别:"
         BeginProperty Font 
            Name            =   "宋体"
            Size            =   12
            Charset         =   134
            Weight          =   700
            Underline       =   0   'False
            Italic          =   0   'False
            Strikethrough   =   0   'False
         EndProperty
         Height          =   240
         Index           =   3
         Left            =   150
         TabIndex        =   10
         Top             =   1830
         Width           =   1185
      End
   End
   Begin MSHierarchicalFlexGridLib.MSHFlexGrid MSHFlexGrid1 
      Height          =   5835
      Left            =   30
      TabIndex        =   28
      Top             =   1080
      Width           =   8235
      _ExtentX        =   14526
      _ExtentY        =   10292
      _Version        =   393216
      BackColor       =   -2147483633
      ForeColor       =   0
      ForeColorFixed  =   0
      ForeColorSel    =   255
      GridColorFixed  =   255
      GridColorUnpopulated=   255
      AllowUserResizing=   1
      Appearance      =   0
      RowSizingMode   =   1
      BeginProperty Font {0BE35203-8F91-11CE-9DE3-00AA004BB851} 
         Name            =   "宋体"
         Size            =   12
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      _NumberOfBands  =   1
      _Band(0).Cols   =   2
      _Band(0).GridLinesBand=   1
      _Band(0).TextStyleBand=   0
      _Band(0).TextStyleHeader=   0
   End
   Begin VB.Label Label2 
      Alignment       =   2  'Center
      BackStyle       =   0  'Transparent
      BorderStyle     =   1  'Fixed Single
      Caption         =   "当前记录  0  条     "
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   12
         Charset         =   134
         Weight          =   700
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   315
      Left            =   600
      TabIndex        =   29
      Top             =   6960
      Width           =   7065
   End
End
Attribute VB_Name = "Form4"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Dim Rs As New ADODB.Recordset
Dim Sql As String

Private Sub Command1_Click()
   ' On Error Resume Next
    Dim Rrs As New ADODB.Recordset
    
    Rrs.CursorLocation = adUseClient
    Rrs.Open "select * from idyh where kh='" & Text1(0).Text & "'", Cn, 1, 3
    If Not Rrs.EOF Then
          MsgBox Text1(0).Text & " 已经存在", 0 + vbCritical, "系统提示"
          Rrs.Close
     Else
            Rrs.AddNew
            Rrs("kh") = Trim(Text1(0).Text)
            Rrs("xm") = Trim(Text1(1).Text)
            Rrs("CPH") = Trim(Text1(2).Text)
            Rrs("jb") = Trim(Combo1.Text)
            Rrs("ye") = Trim(Text1(3).Text)
            Rrs("zt") = Check1.Value
            Rrs("jx") = "特殊"
            Rrs("zh") = "99999999"
            Rrs("sj") = format(Date, "yyyy-mm-dd")
            Rrs.Update
            Rrs.Close
            Command4_Click
      End If
End Sub

Private Sub Command2_Click()
    Picture1.Visible = False
End Sub

Private Sub Command3_Click()
    Rs.CursorLocation = adUseClient
    Rs.Open "select * from idyh where kh='" & Text1(0).Text & "'", Cn, 1, 3
    Rs("xm") = Trim(Text1(1).Text)
    Rs("CPH") = Trim(Text1(2).Text)
    Rs("jb") = Trim(Combo1.Text)
    Rs("ye") = Trim(Text1(3).Text)
    Rs("zt") = Check1.Value
    Rs.Update
    Rs.Close
    Command4_Click
End Sub

Private Sub Command4_Click()
    Dim i As Integer, j As Integer
    Sql = ""
    ProgressBar1.Value = 0
    ProgressBar1.Visible = True
    For i = 0 To 2
       If Check2(i).Value Then Sql = Sql & " and " & Check2(i).Tag & "='" & Trim(Text2(i).Text) & "'"
    Next i
    If Check2(3).Value Then Sql = Sql & " and " & Check2(i).Tag & "='" & Trim(Combo2.Text) & "'"
    If Sql <> "" Then Sql = " where " & Mid(Sql, 5)
    Rs.CursorLocation = adUseClient
    Rs.Open "select * from idyh" & Sql, Cn, 1, 3
    If Not Rs.EOF Then
      Msh (Rs.RecordCount + 1)
      ProgressBar1.Max = Rs.RecordCount + 1
      Label2.Caption = "当前记录  " & Rs.RecordCount & "  条"
    Else
      Msh (Rs.RecordCount + 1)
      Label2.Caption = "当前记录  0  条"
    End If
    i = 0
    Do While Not Rs.EOF
       i = i + 1
       ProgressBar1.Value = ProgressBar1.Value + 1
       MSHFlexGrid1.Row = i
       MSHFlexGrid1.Col = 0
       MSHFlexGrid1.Text = Rs("kh")
       MSHFlexGrid1.Col = 1
       MSHFlexGrid1.Text = Rs("xm")
       MSHFlexGrid1.Col = 2
       MSHFlexGrid1.Text = Rs("cph")
       MSHFlexGrid1.Col = 3
       MSHFlexGrid1.Text = Rs("jb")
       MSHFlexGrid1.Col = 4
       MSHFlexGrid1.Text = Rs("ye")
       MSHFlexGrid1.Col = 5
       MSHFlexGrid1.Text = Rs("zt")
       For j = 6 To 15
          MSHFlexGrid1.Col = j
          MSHFlexGrid1.Text = Rs("xy" & j - 5) & ""
       Next
       Rs.MoveNext
    Loop
    Rs.Close
    MSHFlexGrid1.Refresh
    ProgressBar1.Visible = False
End Sub

Private Sub Command5_Click()
    Dim Tj As String
    Tj = "delete from idyh" & Sql
    If MsgBox("确实删除", 1 + 32, "系统提示") = vbOK Then
        Cn.Execute "INSERT RZ VALUES('" & Replace(Tj, "'", "") & "','" & Yh & "','" & format(Date, "YYYY-MM-DD") & " " & format(Time, "hh:nn:ss") & "')"
        Cn.Execute "delete from idyh" & Sql
        Command4_Click
    End If
End Sub

Private Sub Command6_Click()
    Dim i As Integer
    Command1.Visible = True
    Command3.Visible = False
    For i = 0 To 3
       Text1(i).Text = ""
    Next i
    Picture1.Visible = True
End Sub

Private Sub Command7_Click()
    Unload Me
End Sub

Private Sub Form_Load()
    On Error Resume Next
    Err.Clear
    Me.Left = (MDIForm1.Width - Me.Width) / 2
    Me.Top = (MDIForm1.Height - Me.Height) / 2 - 1000
    Me.Show
    MSComm1.CommPort = Yj(5) '串口号,
    MSComm1.Settings = "9600,N,8,1" '串口的属性
    MSComm1.InputLen = 0 '接收缓冲区的大小
    MSComm1.InputMode = comInputModeBinary '二进制接受方式
    MSComm1.RThreshold = 7 '每7个字节响应消息
    MSComm1.PortOpen = True '打开通信串口
    If Err.Number Then
       MsgBox "对不起,COM口正在使用,请关闭已打开的界面", 0 + vbExclamation, "系统提示"
       Unload Me
       Exit Sub
    End If
    Rs.CursorLocation = adUseClient
    Rs.Open "select jb from jb", Cn, 1, 3
    Do While Not Rs.EOF
       Combo1.AddItem Rs(0)
       Combo2.AddItem Rs(0)
       Rs.MoveNext
    Loop
    Rs.Close
    Combo1.Text = Combo1.List(0)
    Msh (2)
End Sub
Public Sub Msh(i As Integer)
    Dim j As Integer
    MSHFlexGrid1.Cols = 16
    MSHFlexGrid1.Rows = i
    MSHFlexGrid1.Row = 0
    MSHFlexGrid1.Col = 0
    MSHFlexGrid1.Text = "ID 卡 号"
    MSHFlexGrid1.Col = 1
    MSHFlexGrid1.Text = "教 练 员"
    MSHFlexGrid1.Col = 2
    MSHFlexGrid1.Text = "车牌号"
    MSHFlexGrid1.Col = 3
    MSHFlexGrid1.Text = "级    别"
    MSHFlexGrid1.Col = 4
    MSHFlexGrid1.Text = "余    时"
    MSHFlexGrid1.Col = 5
    MSHFlexGrid1.Text = "状    态"
    For j = 6 To 15
      MSHFlexGrid1.Col = j
      MSHFlexGrid1.Text = "学   员"
    Next
End Sub

Private Sub Form_Unload(Cancel As Integer)
    On Error Resume Next
   MSComm1.PortOpen = False
End Sub

Private Sub MSComm1_OnComm()
   Dim Buffer As Variant '存储数据的缓冲区
   Dim CardNumber As Long '卡号
   Select Case MSComm1.CommEvent '串口事件
      Case comEvReceive '接收到数据
          Buffer = MSComm1.Input '清理接收缓冲区,此时,接收的字节数已经为0
          CardNumber = CDec(Buffer(4)) * 2 ^ 16 + (Buffer(5) * 2 ^ 8) + Buffer(6) '单个字节数据左移
          If Command3.Visible = False Then Text1(0).Text = CardNumber
          Text2(0).Text = CardNumber
   End Select
End Sub

Private Sub MSHFlexGrid1_DblClick()
    If MSHFlexGrid1.Row < 1 Or Picture1.Visible Then Exit Sub
    Command3.Visible = True
    Command1.Visible = False
    Picture1.Visible = True
    MSHFlexGrid1.Col = 0
    Text1(0).Text = MSHFlexGrid1.Text
    MSHFlexGrid1.Col = 1
    Text1(1).Text = MSHFlexGrid1.Text
    MSHFlexGrid1.Col = 2
    Text1(2).Text = MSHFlexGrid1.Text
    MSHFlexGrid1.Col = 3
    Combo1.Text = MSHFlexGrid1.Text
    MSHFlexGrid1.Col = 4
    Text1(3).Text = MSHFlexGrid1.Text
    MSHFlexGrid1.Col = 5
    Check1.Value = MSHFlexGrid1.Text
End Sub

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