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📄 frmairline1.frm

📁 这是一个航空管理系统用vb和sql的做的. 是 VB数据库系统开发实例导航,中的一个实例
💻 FRM
字号:
VERSION 5.00
Begin VB.Form frmAirline1 
   BorderStyle     =   3  'Fixed Dialog
   Caption         =   "航线信息"
   ClientHeight    =   4200
   ClientLeft      =   48
   ClientTop       =   336
   ClientWidth     =   6396
   LinkTopic       =   "Form1"
   MaxButton       =   0   'False
   MinButton       =   0   'False
   ScaleHeight     =   4200
   ScaleWidth      =   6396
   ShowInTaskbar   =   0   'False
   StartUpPosition =   1  'CenterOwner
   Begin VB.ComboBox Combo1 
      Height          =   288
      Index           =   1
      Left            =   4680
      Style           =   2  'Dropdown List
      TabIndex        =   5
      Top             =   1200
      Width           =   1212
   End
   Begin VB.TextBox txtNo 
      Height          =   270
      Left            =   1080
      TabIndex        =   21
      TabStop         =   0   'False
      Top             =   3720
      Visible         =   0   'False
      Width           =   735
   End
   Begin VB.Frame Frame1 
      Caption         =   "航线信息:"
      Height          =   3372
      Left            =   120
      TabIndex        =   12
      Top             =   120
      Width           =   6132
      Begin VB.TextBox txtItem 
         Height          =   1080
         Index           =   7
         Left            =   1560
         MaxLength       =   80
         MultiLine       =   -1  'True
         ScrollBars      =   2  'Vertical
         TabIndex        =   9
         Top             =   2160
         Width           =   4212
      End
      Begin VB.TextBox txtItem 
         Height          =   270
         Index           =   6
         Left            =   1560
         MaxLength       =   20
         TabIndex        =   8
         Top             =   1800
         Width           =   1212
      End
      Begin VB.TextBox txtItem 
         Height          =   270
         Index           =   5
         Left            =   4560
         MaxLength       =   20
         TabIndex        =   7
         Top             =   1440
         Width           =   1212
      End
      Begin VB.TextBox txtItem 
         Height          =   270
         Index           =   4
         Left            =   1560
         MaxLength       =   20
         TabIndex        =   6
         Top             =   1440
         Width           =   1212
      End
      Begin VB.TextBox txtItem 
         Height          =   270
         Index           =   3
         Left            =   1560
         MaxLength       =   20
         TabIndex        =   4
         Top             =   1080
         Width           =   1212
      End
      Begin VB.TextBox txtItem 
         Height          =   270
         Index           =   2
         Left            =   4560
         MaxLength       =   20
         TabIndex        =   3
         Top             =   720
         Width           =   1212
      End
      Begin VB.ComboBox Combo1 
         Height          =   288
         Index           =   0
         Left            =   1560
         Style           =   2  'Dropdown List
         TabIndex        =   2
         Top             =   720
         Width           =   1212
      End
      Begin VB.TextBox txtItem 
         Height          =   270
         Index           =   0
         Left            =   1560
         MaxLength       =   8
         TabIndex        =   0
         Top             =   360
         Width           =   1212
      End
      Begin VB.TextBox txtItem 
         Height          =   270
         Index           =   1
         Left            =   4560
         MaxLength       =   20
         TabIndex        =   1
         Top             =   360
         Width           =   1212
      End
      Begin VB.Label Label2 
         Caption         =   "头等舱价格:"
         Height          =   252
         Index           =   4
         Left            =   360
         TabIndex        =   23
         Top             =   1800
         Width           =   1212
      End
      Begin VB.Label Label2 
         Caption         =   "公务舱价格:"
         Height          =   252
         Index           =   3
         Left            =   3360
         TabIndex        =   22
         Top             =   1440
         Width           =   1212
      End
      Begin VB.Label Label2 
         Caption         =   "备 注 信 息:"
         Height          =   252
         Index           =   10
         Left            =   360
         TabIndex        =   20
         Top             =   2160
         Width           =   1212
      End
      Begin VB.Label Label2 
         Caption         =   "经济舱价格:"
         Height          =   252
         Index           =   2
         Left            =   360
         TabIndex        =   19
         Top             =   1440
         Width           =   1212
      End
      Begin VB.Label Label2 
         Caption         =   "客  机 编  号:"
         Height          =   252
         Index           =   8
         Left            =   3360
         TabIndex        =   18
         Top             =   1080
         Width           =   1212
      End
      Begin VB.Label Label2 
         Caption         =   " 到 达 时 间:"
         Height          =   252
         Index           =   7
         Left            =   360
         TabIndex        =   17
         Top             =   1080
         Width           =   1212
      End
      Begin VB.Label Label2 
         Caption         =   "出  发 时  间:"
         Height          =   252
         Index           =   6
         Left            =   3360
         TabIndex        =   16
         Top             =   720
         Width           =   1212
      End
      Begin VB.Label Label2 
         Caption         =   " 航 班 日 期:"
         Height          =   252
         Index           =   5
         Left            =   360
         TabIndex        =   15
         Top             =   720
         Width           =   1212
      End
      Begin VB.Label Label2 
         Caption         =   " 出 发 城 市:"
         Height          =   252
         Index           =   0
         Left            =   360
         TabIndex        =   14
         Top             =   360
         Width           =   1212
      End
      Begin VB.Label Label2 
         Caption         =   "到  达 城  市:"
         Height          =   252
         Index           =   1
         Left            =   3360
         TabIndex        =   13
         Top             =   360
         Width           =   1212
      End
   End
   Begin VB.CommandButton cmdExit 
      Caption         =   "返回 (&X)"
      Height          =   375
      Left            =   3600
      TabIndex        =   11
      Top             =   3720
      Width           =   1215
   End
   Begin VB.CommandButton cmdSave 
      Caption         =   "保存 (&S)"
      Height          =   375
      Left            =   2160
      TabIndex        =   10
      Top             =   3720
      Width           =   1215
   End
End
Attribute VB_Name = "frmAirline1"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Option Explicit
'是否改动过记录,ture为改过
Dim mblChange As Boolean
Dim mrc As ADODB.Recordset
Public txtSQL As String

Private Sub cmdExit_Click()
    If mblChange And cmdSave.Enabled Then
        If MsgBox("保存当前记录的变化吗?", vbOKCancel + vbExclamation, "警告") = vbOK Then
            '保存
            Call cmdSave_Click
        End If
    End If
    Unload Me
End Sub

Private Sub cmdSave_Click()
    Dim intCount As Integer
    Dim sMeg As String
    Dim MsgText As String
    
  
    For intCount = 0 To 6
        If Trim(txtItem(intCount) & " ") = "" Then
            Select Case intCount
                Case 0
                    sMeg = "出发城市"
                Case 1
                    sMeg = "到达城市"
                Case 2
                    sMeg = "出发时间"
                Case 3
                    sMeg = "到达时间"
                Case 4
                    sMeg = "经济舱价格"
                Case 5
                    sMeg = "公务舱价格"
                Case 6
                    sMeg = "头等舱价格"
            End Select
            sMeg = sMeg & "不能为空!"
            MsgBox sMeg, vbOKOnly + vbExclamation, "警告"
            txtItem(intCount).SetFocus
            Exit Sub
        End If
    Next intCount
    
    For intCount = 0 To 1
        If Trim(Combo1(intCount) & " ") = "" Then
            Select Case intCount
                Case 0
                    sMeg = "航班日期"
                Case 1
                    sMeg = "客机编号"
            End Select
            sMeg = sMeg & "不能为空!"
            MsgBox sMeg, vbOKOnly + vbExclamation, "警告"
            Combo1(intCount).SetFocus
            Exit Sub
        End If
    Next intCount
        
    
    
    For intCount = 4 To 6
        If Not IsNumeric(Trim(txtItem(intCount))) Then
            sMeg = "客票价格"
            sMeg = sMeg & "请输入数字!"
            MsgBox sMeg, vbOKOnly + vbExclamation, "警告"
            txtItem(intCount).SetFocus
        End If
    Next intCount
    
    
    For intCount = 2 To 3
        If IsDate(txtItem(intCount)) Then
            txtItem(intCount) = Format(txtItem(intCount), "hh:mm")
        Else
            MsgBox "时间应输入(hh:mm)!", vbOKOnly + vbExclamation, "警告"
            txtItem(intCount).SetFocus
            Exit Sub
        End If
    Next intCount
   
    
    
    '判断是否有相同内容的记录
    txtSQL = "select * from airlineInfo where airlineNO <> '" & Trim(txtNo) & "' and departCity = '" & Trim(txtItem(0)) & "' and arrivalCity = '" & Trim(txtItem(1)) & "' and departDate = '" & Trim(Combo1(0)) & " ' and departTime = '" & Trim(txtItem(2)) & "' and  planeNO = '" & Trim(Combo1(1)) & "'"
    Set mrc = ExecuteSQL(txtSQL, MsgText)
    If mrc.EOF = False Then
        MsgBox "已经存在相同航线的记录!", vbOKOnly + vbExclamation, "警告"
        txtItem(0).SetFocus
        Exit Sub
    End If
    
    '先删除已有记录
    txtSQL = "delete from airlineInfo where airlineNO='" & Trim(txtNo) & "'"
    Set mrc = ExecuteSQL(txtSQL, MsgText)
   
    
    '再加入新记录
    txtSQL = "select * from airlineInfo"
    Set mrc = ExecuteSQL(txtSQL, MsgText)
    mrc.AddNew
    
    mrc.Fields(0) = txtNo
    
    For intCount = 0 To 1
        mrc.Fields(intCount + 1) = Trim(txtItem(intCount))
    Next intCount
    
    mrc.Fields(3) = Trim(Combo1(0))
    
    For intCount = 2 To 3
        mrc.Fields(intCount + 2) = Trim(txtItem(intCount))
    Next intCount
    
    mrc.Fields(6) = Trim(Combo1(1))
    
    For intCount = 4 To 7
        mrc.Fields(intCount + 3) = Trim(txtItem(intCount))
    Next intCount
    
    mrc.Update
    mrc.Close
    
    If gintAmode = 1 Then
        MsgBox "添加记录成功!", vbOKOnly + vbExclamation, "添加记录"
        For intCount = 0 To 7
            txtItem(intCount) = ""
        Next intCount
        
        mblChange = False
        Unload frmAirline
        frmAirline.txtSQL = "select * from airlineInfo"
        frmAirline.Show
        
    ElseIf gintAmode = 2 Then
        Unload Me
        Unload frmAirline
        
        frmAirline.txtSQL = "select * from airlineInfo"
        frmAirline.Show
    End If
    
End Sub

Private Sub Form_Load()
    Dim intCount As Integer
    Dim MsgText As String
    Dim i As Integer
    Dim mrcc As ADODB.Recordset
      
    If gintAmode = 1 Then
        Me.Caption = Me.Caption & "添加"
        txtNo = GetRkno()
                
    ElseIf gintAmode = 2 Then
        Set mrc = ExecuteSQL(txtSQL, MsgText)
        
        If mrc.EOF = False Then
            With mrc
            
                txtNo = .Fields(0)
                
                For intCount = 0 To 1
                    txtItem(intCount) = .Fields(intCount + 1)
                Next intCount
                
                For intCount = 2 To 3
                    txtItem(intCount) = .Fields(intCount + 2)
                Next intCount
                
                For intCount = 4 To 7
                    txtItem(intCount) = .Fields(intCount + 3)
                Next intCount
            End With
            
        End If
        
        Me.Caption = Me.Caption & "修改"
    End If
    
    Combo1(0).Clear
    
        With Combo1(0)
            .AddItem "星期一"
            .AddItem "星期二"
            .AddItem "星期三"
            .AddItem "星期四"
            .AddItem "星期五"
            .AddItem "星期六"
            .AddItem "星期日"
        End With
        
        Combo1(1).Clear
        
        txtSQL = "select DISTINCT planeNO from planeInfo"
        Set mrcc = ExecuteSQL(txtSQL, MsgText)
        
        If mrcc.EOF = False Then
            Do While Not mrcc.EOF
                Combo1(1).AddItem mrcc.Fields(0)
                mrcc.MoveNext
            Loop
        Else
            MsgBox "请首先设置客机信息!", vbOKOnly + vbExclamation, "警告"
            Exit Sub
        End If
        
        mrcc.Close

    
    mblChange = False
End Sub

Private Sub Form_Unload(Cancel As Integer)
    gintAmode = 0
End Sub



Private Sub txtItem_Change(Index As Integer)
    '有变化设置gblchange
    mblChange = True
End Sub

Private Sub txtItem_GotFocus(Index As Integer)
    txtItem(Index).SelStart = 0
    txtItem(Index).SelLength = Len(txtItem(Index))
End Sub

Private Sub txtItem_KeyDown(Index As Integer, KeyCode As Integer, Shift As Integer)
    EnterToTab KeyCode
End Sub

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