Imports System.Data
Imports System.Data.OleDb
Public Class frmjyts
Public adocmd1 As OleDbDataAdapter
Public cmd As OleDbCommandBuilder
Public ds1 As DataSet
Public mytable1 As Data.DataTable
Public myrow, myrow1 As Data.DataRow
Public column As Data.DataColumn
Public readnumber As String
Public readername, readerphone, readeraddress As String
Public count As Integer
Public b2 As Integer
'监控可借图书量 当前可借图书量 = 可借图书量 - 已借图书量
Private Sub Timer1_Tick(sender As Object, e As EventArgs) Handles Timer1.Tick
'GroupBox2.Enabled = False
Dim sql8 As String
If Texyztj1.Text = "" Then
'Console.WriteLine("验证条件为空,退出定时处理程序")
Exit Sub
End If
sql8 = "select * from readerinfo where 编号 = '" & Texyztj1.Text & "'"
'Console.WriteLine("定时处理 sql8 = " & sql8)
executesql(sql8, "readerinfo")
'b1 = mytable.Rows.Count
Try
Texkjsl.Text = mytable.Rows.Item(0).Item(7)
Texyjysl.Text = mytable.Rows.Item(0).Item(16)
Catch
' Console.WriteLine("try ing")
End Try
'Console.WriteLine("定时处理 Texyjysl.Text = " & Texyjysl.Text)
Texdqkjsl.Text = (Convert.ToDouble(Texkjsl.Text) - Convert.ToDouble(Texyjysl.Text)).ToString
b2 = Texdqkjsl.Text
End Sub
Public flag As String
Private Sub frmjyts_Load(sender As Object, e As EventArgs) Handles MyBase.Load
Butjcts.Enabled = False
GroupBox2.Enabled = False
GroupBox3.Enabled = False
GroupBox4.Enabled = False
Texdqkjsl.BackColor = Color.White
Texjysl.BackColor = Color.White
Texyjysl.BackColor = Color.White
Texdqkjsl.ReadOnly = True
Texjysl.ReadOnly = True
Texyjysl.ReadOnly = True
Raddzbh.Checked = True
Radtsbh.Checked = True
Texyztj1.Focus()
GroupBox4.Enabled = False
Texxm.Enabled = False
Texxb.Enabled = False
Texxb.Enabled = False
Texlx.Enabled = False
Texkjsl.Enabled = False
Texyjysl.Enabled = False
Texzjhm.Enabled = False
Texdjrq.Enabled = False
Texlxdh.Enabled = False
Texcsrq.Enabled = False
Texlxdz.Enabled = False
Texjycs.Enabled = False
Texjycs.Text = 0
change(True)
End Sub
'获取读者信息
Sub aa()
change(True)
Texxm.Text = myrow.Item(2)
readername = Texxm.Text
Texxb.Text = myrow.Item(4)
Texlx.Text = myrow.Item(5)
Texjycs.Text = myrow.Item(6).ToString
Texkjsl.Text = myrow.Item(7)
Texyxzj.Text = myrow.Item(8)
Texzjhm.Text = myrow.Item(9)
Texdjrq.Text = myrow.Item(10)
Texlxdh.Text = myrow.Item(11)
readerphone = Texlxdh.Text
Texcsrq.Text = myrow.Item(12)
Texlxdz.Text = myrow.Item(14)
readeraddress = Texlxdz.Text
'获取已借数量
'GroupBox2.Enabled = False
Dim sql8 As String
sql8 = "select * from readerinfo where 编号 = '" & Texyztj1.Text & "'"
Console.WriteLine("aa sql8 = " & sql8)
executesql(sql8, "readerinfo")
'b1 = mytable.Rows.Count
Texyjysl.Text = mytable.Rows.Item(0).Item(16)
Console.WriteLine(" aa Texyjysl.Text = " & Texyjysl.Text)
End Sub
Private Sub Butjcts_Click(sender As Object, e As EventArgs) Handles Butjcts.Click
If Texdqkjsl.Text = 0.ToString Then
MsgBox("您已经没有借书的权利,请您在归还之后再借书", vbOKOnly, "警告")
Exit Sub
End If
Dim sql6 As String
Dim a1, a2 As Integer
sql6 = "select * from borrow"
executesql(sql6, "borrow")
Dim newrow As DataRow
newrow = mytable.NewRow
newrow.Item(1) = Textsbh.Text
newrow.Item(2) = readnumber
newrow.Item(3) = Texxm.Text
'newrow.Item(4) = readerphone
newrow.Item(4) = readeraddress
newrow.Item(5) = Date.Now
newrow.Item(6) = Texsm.Text
newrow.Item(7) = Texcbs.Text
newrow.Item(8) = Texjg.Text
newrow.Item(9) = Texsjmc.Text
newrow.Item(10) = bo
Dim sql7 As String
Dim day As Integer
sql7 = "select 可借数量 from booktypeinfo where 名称 = '" & Textslx.Text & "'"
'sql7 = "select * from booktypeinfo"
'Console.WriteLine("sql7 = " & sql7)
Dim database_dir As String = com_fdist & "\bookmanage\bookmanage1.mdb "
adocmd1 = New OleDbDataAdapter(sql7, "provider = microsoft.jet.oledb.4.0;data source = " & database_dir & ";Jet OLEDB:DataBase password = Dhb321;")
ds1 = New DataSet
adocmd1.Fill(ds1, "booktypeinfo")
#If 1 Then
mytable1 = ds1.Tables.Item(0)
myrow1 = mytable1.Rows.Item(0)
'Console.WriteLine("myrow1 = " & myrow1.ToString)
'executesql(sql7, "booktypeinfo")
day = myrow1.Item(0)
'day = 3
'Console.WriteLine("sql7 day = " & day)
newrow.Item(11) = Date.Now.AddDays(day)
#Else
executesql(sql7, "booktypeinfo")
myrow = mytable.Rows.Item(0)
Console.WriteLine("myrow1 = " & myrow.ToString)
day = myrow.Item(0)
'day = 3
Console.WriteLine("sql7 day = " & day)
newrow.Item(11) = Date.Now.AddDays(day)
#End If
'Console.WriteLine("newrow.item(11) = " & newrow.Item(11))
newrow.Item(12) = Textxm.Text
#If 0 Then
executesql(sql6, "borrow")
newrow = mytable.NewRow
#End If
a1 = mytable.Rows.Count
For a2 = 0 To a1 - 1
myrow = mytable.Rows.Item(a2)
If myrow.Item(1) = newrow.Item(1) And myrow.Item(3) = newrow.Item(3) Then
If MsgBox("您已经借阅了该图书,不能再次借阅", vbOKOnly + 48, "系统提示") = MsgBoxResult.Ok Then
If MsgBox("是否继续办理", MsgBoxStyle.YesNo, "系统提示") = MsgBoxResult.Yes Then
Texyztj2.Focus()
Texyztj2.Text = ""
Butjcts.Enabled = False
Else
Me.Dispose()
End If
End If
Exit Sub
End If
Next
mytable.Rows.Add(newrow)
cmd = New OleDbCommandBuilder(adocmd)
adocmd.Update(ds, "borrow")
Timer1.Enabled = True
'显示当前借阅者所借的图书
Dim sql8 As String
sql8 = "select * from borrow where 读者姓名 = '" & readername & "'"
executesql(sql8, "borrow")
DataGrid1.DataSource = mytable.DefaultView
count = count + 1
Texjysl.Text = count
Dim sql9 = "select * from bookinfo where 编号 = '" & newrow.Item(1) & "'"
executesql(sql9, "bookinfo")
myrow = mytable.Rows.Item(0)
myrow.Item(11) = myrow.Item(11) - 1
cmd = New OleDbCommandBuilder(adocmd)
adocmd.Update(ds, "bookinfo")
If MsgBox("是否继续借书", vbYesNo, "信息提示框") = MsgBoxResult.Yes Then
Texyztj2.Focus()
Butjcts.Enabled = False
'cc()
Else
Dim sql10 As String
If Raddzbh.Checked = True Then
sql10 = "select * from readerinfo where 编号 = '" & Texyztj1.Text & "'"
Else
sql10 = "select * from readerinfo where 条形码 = '" & Texyztj1.Text & "'"
End If
executesql(sql10, "readerinfo")
myrow = mytable.Rows.Item(0)
myrow.Item(6) = myrow.Item(6) + 1
cmd = New OleDbCommandBuilder(adocmd)
adocmd.Update(ds, "readerinfo")
Me.Dispose()
End If
End Sub
Sub change(ByVal tf As Boolean)
Butjcts.Enabled = True
GroupBox1.Enabled = True
GroupBox2.Enabled = True
GroupBox3.Enabled = True
GroupBox4.Enabled = True
Texdqkjsl.ReadOnly = True
Texjysl.ReadOnly = True
Texyjysl.ReadOnly = True
Raddzbh.Checked = True
Texyztj1.Focus()
Texxm.Enabled = True
Texxb.Enabled = True
Texlx.Enabled = True
Texkjsl.Enabled = True
Texyjysl.Enabled = True
Texzjhm.Enabled = True
Texdjrq.Enabled = True
Texlxdh.Enabled = True
Texcsrq.Enabled = True
Texlxdz.Enabled = True
Texjycs.Enabled = True
'''''''''''''''''''''''''
Textsbh.Enabled = tf
Textxm.Enabled = tf
Texsm.Enabled = tf
GroupBox1.Enabled = tf
Texzz.Enabled = tf
GroupBox3.Enabled = tf
'texflf.enable = tf
Texjg.Enabled = tf
GroupBox4.Enabled = tf
Texxcsl.Enabled = tf
End Sub
Private Sub Texyztj1_KeyPress(sender As Object, e As KeyPressEventArgs) Handles Texyztj1.KeyPress
If e.KeyChar = Chr(13) Then
Dim sql1, sql5 As String
Dim a, i, c, j, d, y As Integer
If Raddzbh.Checked = True Then
flag = "编号"
sql1 = "select * from readerinfo where (编号 = '" & Texyztj1.Text & "')"
readnumber = Texyztj1.Text
Console.WriteLine("sql1 编号 = " & sql1)
executesql(sql1, "readerinfo")
a = mytable.Rows.Count
Console.WriteLine("a = 编号 = " & a)
For i = 0 To a - 1
myrow = mytable.Rows.Item(i)
If myrow.Item(0) = Trim(Texyztj1.Text) Then
If myrow.Item(3) = "否" Then
GroupBox4.Enabled = True
myrow = mytable.Rows.Item(0)
aa()
Texyztj1.Focus()
Texdqkjsl.Text = (Convert.ToDouble(Texkjsl.Text) - Convert.ToDouble(Texyjysl.Text)).ToString
i = -1
Exit For
End If
End If
Next
If i <> -1 Then
MsgBox("该编号的读者不存在,请重新输入", vbOKOnly + vbExclamation, "ERROR")
Texyztj1.Text = ""
Texyztj1.Focus()
Exit Sub
End If
ElseIf Raddztxm.Checked = True Then
flag = "条形码"
If Texyztj1.Text = "" Then
MsgBox("请输入条形码", vbOKOnly + 48, "系统提示")
Texyztj1.Text = ""
Texyztj1.Focus()
Exit Sub
End If
'sql5 = "select * from readerinfo where (条形码 = '" & Texyztj1.Text & "')"
sql5 = "select * from readerinfo where 条形码 = '" & Texyztj1.Text & "'"
executesql(sql5, "readerinfo")
d = mytable.Rows.Count
'Console.WriteLine("SQL5 = " & sql5)
'Console.WriteLine("d = " & d)
Console.WriteLine(" readnumber = " & ds.Tables(0).Rows.Item(0).Item(0))
Try
readnumber = ds.Tables(0).Rows.Item(0).Item(0)
Catch
End Try
For y = 0 To d - 1
myrow = mytable.Rows.Item(y)
If myrow.Item(3) = "否" Then
GroupBox4.Enabled = True
myrow = mytable.Rows.Item(0)
aa()
Texdqkjsl.Text = (Convert.ToDouble(Texkjsl.Text) - Convert.ToDouble(Texyjysl.Text)).ToString
y = -1
Exit For
End If
Next
If y <> -1 Then
MsgBox("该读者条形码不存在,请重新输入!", vbOKOnly + vbExclamation, "ERROR")
Texyztj1.Text = ""
Texyztj1.Focus()
Exit Sub
End If
End If
If Texdqkjsl.Text = 0 Then
MsgBox("该读者已经不能再借图书", vbOKOnly + vbExclamation, "警告")
GroupBox4.Enabled = False
Exit Sub
End If
End If
End Sub
Private Sub Texyztj2_KeyPress(sender As Object, e As KeyPressEventArgs) Handles Texyztj2.KeyPress
If e.KeyChar = Chr(13) Then
Dim sql, aa As String
Dim a As Integer
If Radtsbh.Checked = True Then
aa = "编号"
sql = "select * from bookinfo where (编号 = '" & Texyztj2.Text & "')"
ElseIf Radtstxm.Checked = True Then
aa = "条形码"
sql = "select * from bookinfo where (条形码 = '" & Texyztj2.Text & "')"
End If
executesql(sql, "bookinfo")
a = mytable.Rows.Count
If a = 0 Then
MsgBox("不存在该" & aa & "的图书,请重新输入", vbExclamation, "信息提示")
Texyztj2.Text = ""
Texyztj2.Focus()
Exit Sub
Else
Butjcts.Enabled = True
myrow = mytable.Rows.Item(0)
Textsbh.Text = myrow.Item(0)
Textxm.Text = myrow.Item(1)
Texsm.Text = myrow.Item(2)
Textslx.Text = myrow.Item(3)
Texzz.Text = myrow.Item(4)
Texsjmc.Text = myrow.Item(5)
Texjg.Text = myrow.Item(7)
Texcbs.Text = myrow.Item(8)
Texcbrq.Text = myrow.Item(9)
Texrksj.Text = myrow.Item(10)
Texxcsl.Text = myrow.Item(11)
Textsbh.Enabled = False
Textxm.Enabled = False
Texsm.Enabled = False
Textslx.Enabled = False
Texzz.Enabled = False
Texsjmc.Enabled = False
Texjg.Enabled = False
Texcbs.Enabled = False
Texcbrq.Enabled = False
Texrksj.Enabled = False
Texxcsl.Enabled = False
Butjcts.Focus()
change(True)
End If
End If
End Sub
Private Sub ToolBar1_ButtonClick(sender As Object, e As ToolBarButtonClickEventArgs) Handles ToolBar1.ButtonClick
Select Case ToolBar1.Buttons.IndexOf(e.Button)
Case 0
GroupBox2.Enabled = True
Texyztj1.Text = ""
Texyztj2.Text = ""
Texxm.Text = ""
Texxb.Text = ""
Texlx.Text = ""
Texjycs.Text = ""
Texkjsl.Text = ""
Texyxzj.Text = ""
Texzjhm.Text = ""
Texdjrq.Text = ""
Texlxdh.Text = ""
Texcsrq.Text = ""
Texlxdz.Text = ""
Timer1.Enabled = False
Case 1
Me.Dispose()
End Select
End Sub
End Class
Imports System.Data.OleDb
Public Class frmjyts
Public adocmd1 As OleDbDataAdapter
Public cmd As OleDbCommandBuilder
Public ds1 As DataSet
Public mytable1 As Data.DataTable
Public myrow, myrow1 As Data.DataRow
Public column As Data.DataColumn
Public readnumber As String
Public readername, readerphone, readeraddress As String
Public count As Integer
Public b2 As Integer
'监控可借图书量 当前可借图书量 = 可借图书量 - 已借图书量
Private Sub Timer1_Tick(sender As Object, e As EventArgs) Handles Timer1.Tick
'GroupBox2.Enabled = False
Dim sql8 As String
If Texyztj1.Text = "" Then
'Console.WriteLine("验证条件为空,退出定时处理程序")
Exit Sub
End If
sql8 = "select * from readerinfo where 编号 = '" & Texyztj1.Text & "'"
'Console.WriteLine("定时处理 sql8 = " & sql8)
executesql(sql8, "readerinfo")
'b1 = mytable.Rows.Count
Try
Texkjsl.Text = mytable.Rows.Item(0).Item(7)
Texyjysl.Text = mytable.Rows.Item(0).Item(16)
Catch
' Console.WriteLine("try ing")
End Try
'Console.WriteLine("定时处理 Texyjysl.Text = " & Texyjysl.Text)
Texdqkjsl.Text = (Convert.ToDouble(Texkjsl.Text) - Convert.ToDouble(Texyjysl.Text)).ToString
b2 = Texdqkjsl.Text
End Sub
Public flag As String
Private Sub frmjyts_Load(sender As Object, e As EventArgs) Handles MyBase.Load
Butjcts.Enabled = False
GroupBox2.Enabled = False
GroupBox3.Enabled = False
GroupBox4.Enabled = False
Texdqkjsl.BackColor = Color.White
Texjysl.BackColor = Color.White
Texyjysl.BackColor = Color.White
Texdqkjsl.ReadOnly = True
Texjysl.ReadOnly = True
Texyjysl.ReadOnly = True
Raddzbh.Checked = True
Radtsbh.Checked = True
Texyztj1.Focus()
GroupBox4.Enabled = False
Texxm.Enabled = False
Texxb.Enabled = False
Texxb.Enabled = False
Texlx.Enabled = False
Texkjsl.Enabled = False
Texyjysl.Enabled = False
Texzjhm.Enabled = False
Texdjrq.Enabled = False
Texlxdh.Enabled = False
Texcsrq.Enabled = False
Texlxdz.Enabled = False
Texjycs.Enabled = False
Texjycs.Text = 0
change(True)
End Sub
'获取读者信息
Sub aa()
change(True)
Texxm.Text = myrow.Item(2)
readername = Texxm.Text
Texxb.Text = myrow.Item(4)
Texlx.Text = myrow.Item(5)
Texjycs.Text = myrow.Item(6).ToString
Texkjsl.Text = myrow.Item(7)
Texyxzj.Text = myrow.Item(8)
Texzjhm.Text = myrow.Item(9)
Texdjrq.Text = myrow.Item(10)
Texlxdh.Text = myrow.Item(11)
readerphone = Texlxdh.Text
Texcsrq.Text = myrow.Item(12)
Texlxdz.Text = myrow.Item(14)
readeraddress = Texlxdz.Text
'获取已借数量
'GroupBox2.Enabled = False
Dim sql8 As String
sql8 = "select * from readerinfo where 编号 = '" & Texyztj1.Text & "'"
Console.WriteLine("aa sql8 = " & sql8)
executesql(sql8, "readerinfo")
'b1 = mytable.Rows.Count
Texyjysl.Text = mytable.Rows.Item(0).Item(16)
Console.WriteLine(" aa Texyjysl.Text = " & Texyjysl.Text)
End Sub
Private Sub Butjcts_Click(sender As Object, e As EventArgs) Handles Butjcts.Click
If Texdqkjsl.Text = 0.ToString Then
MsgBox("您已经没有借书的权利,请您在归还之后再借书", vbOKOnly, "警告")
Exit Sub
End If
Dim sql6 As String
Dim a1, a2 As Integer
sql6 = "select * from borrow"
executesql(sql6, "borrow")
Dim newrow As DataRow
newrow = mytable.NewRow
newrow.Item(1) = Textsbh.Text
newrow.Item(2) = readnumber
newrow.Item(3) = Texxm.Text
'newrow.Item(4) = readerphone
newrow.Item(4) = readeraddress
newrow.Item(5) = Date.Now
newrow.Item(6) = Texsm.Text
newrow.Item(7) = Texcbs.Text
newrow.Item(8) = Texjg.Text
newrow.Item(9) = Texsjmc.Text
newrow.Item(10) = bo
Dim sql7 As String
Dim day As Integer
sql7 = "select 可借数量 from booktypeinfo where 名称 = '" & Textslx.Text & "'"
'sql7 = "select * from booktypeinfo"
'Console.WriteLine("sql7 = " & sql7)
Dim database_dir As String = com_fdist & "\bookmanage\bookmanage1.mdb "
adocmd1 = New OleDbDataAdapter(sql7, "provider = microsoft.jet.oledb.4.0;data source = " & database_dir & ";Jet OLEDB:DataBase password = Dhb321;")
ds1 = New DataSet
adocmd1.Fill(ds1, "booktypeinfo")
#If 1 Then
mytable1 = ds1.Tables.Item(0)
myrow1 = mytable1.Rows.Item(0)
'Console.WriteLine("myrow1 = " & myrow1.ToString)
'executesql(sql7, "booktypeinfo")
day = myrow1.Item(0)
'day = 3
'Console.WriteLine("sql7 day = " & day)
newrow.Item(11) = Date.Now.AddDays(day)
#Else
executesql(sql7, "booktypeinfo")
myrow = mytable.Rows.Item(0)
Console.WriteLine("myrow1 = " & myrow.ToString)
day = myrow.Item(0)
'day = 3
Console.WriteLine("sql7 day = " & day)
newrow.Item(11) = Date.Now.AddDays(day)
#End If
'Console.WriteLine("newrow.item(11) = " & newrow.Item(11))
newrow.Item(12) = Textxm.Text
#If 0 Then
executesql(sql6, "borrow")
newrow = mytable.NewRow
#End If
a1 = mytable.Rows.Count
For a2 = 0 To a1 - 1
myrow = mytable.Rows.Item(a2)
If myrow.Item(1) = newrow.Item(1) And myrow.Item(3) = newrow.Item(3) Then
If MsgBox("您已经借阅了该图书,不能再次借阅", vbOKOnly + 48, "系统提示") = MsgBoxResult.Ok Then
If MsgBox("是否继续办理", MsgBoxStyle.YesNo, "系统提示") = MsgBoxResult.Yes Then
Texyztj2.Focus()
Texyztj2.Text = ""
Butjcts.Enabled = False
Else
Me.Dispose()
End If
End If
Exit Sub
End If
Next
mytable.Rows.Add(newrow)
cmd = New OleDbCommandBuilder(adocmd)
adocmd.Update(ds, "borrow")
Timer1.Enabled = True
'显示当前借阅者所借的图书
Dim sql8 As String
sql8 = "select * from borrow where 读者姓名 = '" & readername & "'"
executesql(sql8, "borrow")
DataGrid1.DataSource = mytable.DefaultView
count = count + 1
Texjysl.Text = count
Dim sql9 = "select * from bookinfo where 编号 = '" & newrow.Item(1) & "'"
executesql(sql9, "bookinfo")
myrow = mytable.Rows.Item(0)
myrow.Item(11) = myrow.Item(11) - 1
cmd = New OleDbCommandBuilder(adocmd)
adocmd.Update(ds, "bookinfo")
If MsgBox("是否继续借书", vbYesNo, "信息提示框") = MsgBoxResult.Yes Then
Texyztj2.Focus()
Butjcts.Enabled = False
'cc()
Else
Dim sql10 As String
If Raddzbh.Checked = True Then
sql10 = "select * from readerinfo where 编号 = '" & Texyztj1.Text & "'"
Else
sql10 = "select * from readerinfo where 条形码 = '" & Texyztj1.Text & "'"
End If
executesql(sql10, "readerinfo")
myrow = mytable.Rows.Item(0)
myrow.Item(6) = myrow.Item(6) + 1
cmd = New OleDbCommandBuilder(adocmd)
adocmd.Update(ds, "readerinfo")
Me.Dispose()
End If
End Sub
Sub change(ByVal tf As Boolean)
Butjcts.Enabled = True
GroupBox1.Enabled = True
GroupBox2.Enabled = True
GroupBox3.Enabled = True
GroupBox4.Enabled = True
Texdqkjsl.ReadOnly = True
Texjysl.ReadOnly = True
Texyjysl.ReadOnly = True
Raddzbh.Checked = True
Texyztj1.Focus()
Texxm.Enabled = True
Texxb.Enabled = True
Texlx.Enabled = True
Texkjsl.Enabled = True
Texyjysl.Enabled = True
Texzjhm.Enabled = True
Texdjrq.Enabled = True
Texlxdh.Enabled = True
Texcsrq.Enabled = True
Texlxdz.Enabled = True
Texjycs.Enabled = True
'''''''''''''''''''''''''
Textsbh.Enabled = tf
Textxm.Enabled = tf
Texsm.Enabled = tf
GroupBox1.Enabled = tf
Texzz.Enabled = tf
GroupBox3.Enabled = tf
'texflf.enable = tf
Texjg.Enabled = tf
GroupBox4.Enabled = tf
Texxcsl.Enabled = tf
End Sub
Private Sub Texyztj1_KeyPress(sender As Object, e As KeyPressEventArgs) Handles Texyztj1.KeyPress
If e.KeyChar = Chr(13) Then
Dim sql1, sql5 As String
Dim a, i, c, j, d, y As Integer
If Raddzbh.Checked = True Then
flag = "编号"
sql1 = "select * from readerinfo where (编号 = '" & Texyztj1.Text & "')"
readnumber = Texyztj1.Text
Console.WriteLine("sql1 编号 = " & sql1)
executesql(sql1, "readerinfo")
a = mytable.Rows.Count
Console.WriteLine("a = 编号 = " & a)
For i = 0 To a - 1
myrow = mytable.Rows.Item(i)
If myrow.Item(0) = Trim(Texyztj1.Text) Then
If myrow.Item(3) = "否" Then
GroupBox4.Enabled = True
myrow = mytable.Rows.Item(0)
aa()
Texyztj1.Focus()
Texdqkjsl.Text = (Convert.ToDouble(Texkjsl.Text) - Convert.ToDouble(Texyjysl.Text)).ToString
i = -1
Exit For
End If
End If
Next
If i <> -1 Then
MsgBox("该编号的读者不存在,请重新输入", vbOKOnly + vbExclamation, "ERROR")
Texyztj1.Text = ""
Texyztj1.Focus()
Exit Sub
End If
ElseIf Raddztxm.Checked = True Then
flag = "条形码"
If Texyztj1.Text = "" Then
MsgBox("请输入条形码", vbOKOnly + 48, "系统提示")
Texyztj1.Text = ""
Texyztj1.Focus()
Exit Sub
End If
'sql5 = "select * from readerinfo where (条形码 = '" & Texyztj1.Text & "')"
sql5 = "select * from readerinfo where 条形码 = '" & Texyztj1.Text & "'"
executesql(sql5, "readerinfo")
d = mytable.Rows.Count
'Console.WriteLine("SQL5 = " & sql5)
'Console.WriteLine("d = " & d)
Console.WriteLine(" readnumber = " & ds.Tables(0).Rows.Item(0).Item(0))
Try
readnumber = ds.Tables(0).Rows.Item(0).Item(0)
Catch
End Try
For y = 0 To d - 1
myrow = mytable.Rows.Item(y)
If myrow.Item(3) = "否" Then
GroupBox4.Enabled = True
myrow = mytable.Rows.Item(0)
aa()
Texdqkjsl.Text = (Convert.ToDouble(Texkjsl.Text) - Convert.ToDouble(Texyjysl.Text)).ToString
y = -1
Exit For
End If
Next
If y <> -1 Then
MsgBox("该读者条形码不存在,请重新输入!", vbOKOnly + vbExclamation, "ERROR")
Texyztj1.Text = ""
Texyztj1.Focus()
Exit Sub
End If
End If
If Texdqkjsl.Text = 0 Then
MsgBox("该读者已经不能再借图书", vbOKOnly + vbExclamation, "警告")
GroupBox4.Enabled = False
Exit Sub
End If
End If
End Sub
Private Sub Texyztj2_KeyPress(sender As Object, e As KeyPressEventArgs) Handles Texyztj2.KeyPress
If e.KeyChar = Chr(13) Then
Dim sql, aa As String
Dim a As Integer
If Radtsbh.Checked = True Then
aa = "编号"
sql = "select * from bookinfo where (编号 = '" & Texyztj2.Text & "')"
ElseIf Radtstxm.Checked = True Then
aa = "条形码"
sql = "select * from bookinfo where (条形码 = '" & Texyztj2.Text & "')"
End If
executesql(sql, "bookinfo")
a = mytable.Rows.Count
If a = 0 Then
MsgBox("不存在该" & aa & "的图书,请重新输入", vbExclamation, "信息提示")
Texyztj2.Text = ""
Texyztj2.Focus()
Exit Sub
Else
Butjcts.Enabled = True
myrow = mytable.Rows.Item(0)
Textsbh.Text = myrow.Item(0)
Textxm.Text = myrow.Item(1)
Texsm.Text = myrow.Item(2)
Textslx.Text = myrow.Item(3)
Texzz.Text = myrow.Item(4)
Texsjmc.Text = myrow.Item(5)
Texjg.Text = myrow.Item(7)
Texcbs.Text = myrow.Item(8)
Texcbrq.Text = myrow.Item(9)
Texrksj.Text = myrow.Item(10)
Texxcsl.Text = myrow.Item(11)
Textsbh.Enabled = False
Textxm.Enabled = False
Texsm.Enabled = False
Textslx.Enabled = False
Texzz.Enabled = False
Texsjmc.Enabled = False
Texjg.Enabled = False
Texcbs.Enabled = False
Texcbrq.Enabled = False
Texrksj.Enabled = False
Texxcsl.Enabled = False
Butjcts.Focus()
change(True)
End If
End If
End Sub
Private Sub ToolBar1_ButtonClick(sender As Object, e As ToolBarButtonClickEventArgs) Handles ToolBar1.ButtonClick
Select Case ToolBar1.Buttons.IndexOf(e.Button)
Case 0
GroupBox2.Enabled = True
Texyztj1.Text = ""
Texyztj2.Text = ""
Texxm.Text = ""
Texxb.Text = ""
Texlx.Text = ""
Texjycs.Text = ""
Texkjsl.Text = ""
Texyxzj.Text = ""
Texzjhm.Text = ""
Texdjrq.Text = ""
Texlxdh.Text = ""
Texcsrq.Text = ""
Texlxdz.Text = ""
Timer1.Enabled = False
Case 1
Me.Dispose()
End Select
End Sub
End Class