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e.Form.Controls("Label1").Text = "正在导入EXCEL表数据到【网上采集专业数据】表中,请稍后..."

Application.DoEvents()

Dim timestart,timeend As Date

timestart=Date.now

Dim dt As DataTable = DataTables("网上采集专业数据")

Dim Result As DialogResult

Result = MessageBox.Show("确定要导入吗?", "提示", MessageBoxButtons.YesNo, MessageBoxIcon.Question)

If Result = DialogResult.Yes Then

Dim dlg As New OpenFileDialog

dlg.Filter = "Excel文件|*.xls;*.xlsx"

dlg.MultiSelect = True \'允许选择多个文件

If dlg.ShowDialog =DialogResult.OK Then

Dim stt As Date = Date.Now \'开始计时

systemready = False

For Each fl As String In dlg.FileNames

Dim App As New MSExcel.Application

try

Dim Wb As MSExcel.WorkBook = App.WorkBooks.Open(fl)

Dim Ws As MSExcel.WorkSheet = Wb.WorkSheets(1)

wb.saved = True

Dim Rg As MSExcel.Range = Ws.UsedRange

Dim ary = rg.value

dt.ResumeRedraw()

dt.StopRedraw()

Dim nms As New Dictionary(Of String, Integer)

Dim dic As new Dictionary(Of Integer,DataRow)

Dim ls As new List(Of Integer)

For c As Integer = 1 To Rg.Columns.count

If dt.DataCols.Contains(ary(1,c).replace(" ", "")) AndAlso ary(1,c) <> "序号" Then \'法院列不导入

nms.Add(ary(1,c).replace(" ", ""), c)

End If

Dim flag As Boolean = True

For n As Integer = 2 To Rg.Rows.count

Dim sfzhm As String = ary(n,nms("院校名称"))

If sfzhm = "" Then Continue For

Dim dr As DataRow = dt.sqlFind("院校名称 = \'" & sfzhm & "\'")

If dr IsNot Nothing Then

Result = MessageBox.Show(FileSys.GetName(fl).split(".")(0) & vbcrlf &"有重复院校名称,是否覆盖导入?" & vbcrlf & "是---覆盖导入(将更新原有院校名称数据)"& vbcrlf &"否---新增导入(仅增加新院校名称数据)", "提示", MessageBoxButtons.YesNo, MessageBoxIcon.Question)

If Result = DialogResult.Yes Then

flag = True

Else

flag = False

End If

Exit For

End If

For n As Integer = 2 To Rg.Rows.count

Dim sfzhm As String = ary(n,nms("院校名称"))

If sfzhm = "" Then Continue For

Dim dr As DataRow = dt.sqlFind("院校名称 = \'" & sfzhm & "\'")

If dr Is Nothing Then

dic.Add(n,Nothing)

ElseIf flag = True

dic.Add(n,dr)

End If

For Each l As Integer In dic.Keys

Dim ndr As DataRow

If dic(l) Is Nothing Then

ndr = dt.AddNew

Else

ndr = dic(l)

End If

For Each m As String In nms.keys

If dt.DataCols(m).IsBoolean Then

If ary(l,nms(m))= "" OrElse ary(l,nms(m))= "False" OrElse ary(l,nms(m))= 0 Then

ndr (m) = False

Else

ndr (m) = True

End If

Else If dt.DataCols(m).Expression > "" Then

\'表达式列

Else If dt.DataCols(m).IsNumeric Then

ndr (m) = val(ary(l,nms(m)))

Else If dt.DataCols(m).IsDate Then

Dim d As Date

If Date.TryParse(ary(l,nms(m)), d)

ndr (m) = d

End If

Else

ndr (m) = ary(l,nms(m))

End If

dt.save

dt.ResumeRedraw()

Dim n1,n2 As Integer

For Each l As Integer In dic.Keys

Dim ndr As DataRow

If dic(l) Is Nothing Then

\'ndr = dt.AddNew

n1+= 1

Else

ndr = dic(l)

n2+= 1

End If

msgbox("新增" & n1 & " " & "更新旧数据" & n2)

app.quit

systemready = True

catch ex As exception

msgbox(ex.message)

app.quit

End try

End If

\'DataTables("网上采集专业数据").Save()

e.Form.Controls("Label1").Text = "EXCEL表数据导入完成!"

timeend=Date.now

e.Form.Controls("Label1").text="导入EXCEL表数据到【网上采集专业数据】表完成!耗时" & (timeend-timestart).TotalSeconds & "秒"

Messagebox.show("从EXCEL表中导入到【网上采集专业数据】表中共导入"&(Tables("网上采集专业数据").rows.count) & "行","提示", MessageBoxButtons.OK, MessageBoxIcon.Information)

MainTable = Tables("网上采集专业数据")