酒店行业

开发平台：
Visual Basic

frmRoomsurplus.frm：源码内容
							VERSION 5.00
Begin VB.Form frmRoomsurplus 
   Caption         =   "剩余客房查询"
   ClientHeight    =   3120
   ClientLeft      =   48
   ClientTop       =   348
   ClientWidth     =   4080
   LinkTopic       =   "Form1"
   ScaleHeight     =   3120
   ScaleWidth      =   4080
   StartUpPosition =   2  'CenterScreen
   Begin VB.ComboBox Combo1 
      Height          =   288
      Index           =   2
      Left            =   1440
      Style           =   2  'Dropdown List
      TabIndex        =   10
      Top             =   1680
      Width           =   1692
   End
   Begin VB.Frame Frame1 
      Caption         =   "客房单价"
      Height          =   1572
      Left            =   600
      TabIndex        =   6
      Top             =   720
      Width           =   2652
      Begin VB.ComboBox Combo1 
         Height          =   288
         Index           =   1
         Left            =   840
         Style           =   2  'Dropdown List
         TabIndex        =   9
         Top             =   360
         Width           =   1692
      End
      Begin VB.Label lblitem 
         Caption         =   "大于"
         Height          =   252
         Index           =   2
         Left            =   240
         TabIndex        =   8
         Top             =   960
         Width           =   372
      End
      Begin VB.Label lblitem 
         Caption         =   "小于"
         Height          =   252
         Index           =   0
         Left            =   240
         TabIndex        =   7
         Top             =   360
         Width           =   372
      End
   End
   Begin VB.CommandButton cmdExit 
      Caption         =   "取消 (&X)"
      Height          =   375
      Left            =   2280
      TabIndex        =   4
      Top             =   2520
      Width           =   1215
   End
   Begin VB.CommandButton cmdOk 
      Caption         =   "确定 (&O)"
      Default         =   -1  'True
      Height          =   375
      Left            =   720
      TabIndex        =   3
      Top             =   2520
      Width           =   1215
   End
   Begin VB.CheckBox chkItem 
      Caption         =   "Check1"
      Height          =   180
      Index           =   0
      Left            =   240
      TabIndex        =   2
      TabStop         =   0   'False
      Top             =   240
      Value           =   1  'Checked
      Width           =   132
   End
   Begin VB.ComboBox Combo1 
      Height          =   288
      Index           =   0
      Left            =   1440
      Style           =   2  'Dropdown List
      TabIndex        =   1
      Top             =   240
      Width           =   1692
   End
   Begin VB.CheckBox chkItem 
      Caption         =   "Check1"
      Height          =   180
      Index           =   1
      Left            =   240
      TabIndex        =   0
      TabStop         =   0   'False
      Top             =   840
      Width           =   132
   End
   Begin VB.Label lblitem 
      Caption         =   "客房种类："
      Height          =   252
      Index           =   1
      Left            =   600
      TabIndex        =   5
      Top             =   240
      Width           =   1092
   End
End
Attribute VB_Name = "frmRoomsurplus"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Private Sub chkItem_Click(Index As Integer)
    If Index = 0 Then
        If chkItem(Index).Value = vbChecked Then
            Combo1(Index).Enabled = True
        End If
    Else
        If chkItem(Index).Value = vbChecked Then
            Combo1(1).Enabled = True
            Combo1(2).Enabled = True
        End If
    End If
    
        
        
End Sub
Private Sub cmdExit_Click()
    Me.Hide
End Sub
Private Sub cmdOk_Click()
    Dim sQSql As String
    
    
    If chkItem(0).Value = vbChecked Then
        sQSql = " roomtype = '" & Trim(Combo1(0) & " ") & "'"
    End If
    
    If chkItem(1).Value = vbChecked Then
        If Trim(sQSql & " ") = "" Then
            If Trim(Combo1(1) & " ") <> "" And Trim(Combo1(2) & " ") <> "" Then
                sQSql = " roomprice <='" & Trim(Combo1(1) & " ") & "'and roomprice >= '" & Trim(Combo1(2) & " ") & "'"
            ElseIf Trim(Combo1(1) & " ") = "" And Trim(Combo1(2) & " ") <> "" Then
                sQSql = " roomprice >='" & Trim(Combo1(2) & " ") & "'"
            ElseIf Trim(Combo1(1) & " ") <> "" And Trim(Combo1(2) & " ") = "" Then
                sQSql = " roomprice <='" & Trim(Combo1(1) & " ") & "'"
            End If
            
        Else
            If Trim(Combo1(1) & " ") <> "" And Trim(Combo1(2) & " ") <> "" Then
                sQSql = sQSql & " and roomprice >='" & Trim(Combo1(1) & " ") & "'and roomprice >= '" & Trim(Combo1(2) & " ") & "'"
            ElseIf Trim(Combo1(1) & " ") = "" And Trim(Combo1(2) & " ") <> "" Then
                sQSql = sQSql & " and roomprice >='" & Trim(Combo1(2) & " ") & "'"
            ElseIf Trim(Combo1(1) & " ") <> "" And Trim(Combo1(2) & " ") = "" Then
                sQSql = sQSql & " and roomprice <='" & Trim(Combo1(1) & " ") & "'"
            End If
        End If
    End If
    
    
    If Trim(sQSql) = "" Then
        MsgBox "请设置查询条件！", vbOKOnly + vbExclamation, "警告"
        Exit Sub
    Else
        If flagRedit Then
            Unload frmRoom
        End If
        
        frmRoom.txtSQL = "select * from rooms where" & sQSql & "and putup <> 'y'"
        frmRoom.Show
        flagSedit = True
    End If
    Me.Hide
End Sub
Private Sub Form_Load()
    Dim txtSQL As String
    Dim MsgText As String
    Dim mrc As ADODB.Recordset
    
    txtSQL = "select distinct typename from roomtype"
    Set mrc = ExecuteSQL(txtSQL, MsgText)
    If Not mrc.EOF Then
        Do While Not mrc.EOF
            Combo1(0).AddItem mrc.Fields(0)
            mrc.MoveNext
        Loop
    End If
    mrc.Close
    
    txtSQL = "select distinct price from roomtype"
    Set mrc = ExecuteSQL(txtSQL, MsgText)
    If Not mrc.EOF Then
        Do While Not mrc.EOF
            Combo1(1).AddItem mrc.Fields(0)
            Combo1(2).AddItem mrc.Fields(0)
            mrc.MoveNext
        Loop
    End If
    mrc.Close
    
    
End Sub

						