单击表单的按钮将打开一个包含数据的访问报告。这些参数与对SQL存储过程的传递查询一起使用,该存储过程返回记录。该报告没有提出莫代尔,我希望它保持这种状态。但是,如果用户在返回表单之前未关闭报告并尝试设置新参数,则报告将在后台保持打开状态,并且在单击按钮后,报告将使用旧的参数和数据而脱颖而出,并且不会刷新具有新的参数/数据。
一个选项是对报告采用“模态”,但这需要用户主动关闭报告才能进行粗略过渡。另一个选择是在重试期间关闭报告,这是我一直在尝试的方法。我尝试过:
If CurrentProject.AllReports(rpt_ptq_uspWorkCentreReport).IsLoaded Then
DoCmd.Close acReport, rpt_ptq_uspWorkCentreReport, acSaveNo
在几个不同的位置:_MousedDown,作为_Click中的第一个If,以及_BeforeInsert。每次CurrentReport.AllReports(rpt_ptq_uspWorkCentreReport).IsLoaded在第二遍过程中都将其设置为false时,报表将位于后台,并且表单将与下一个表单一起使用,并尝试下一个新参数。同样,在第二次尝试期间,.strReportP1行不完整,并显示一条SQL错误,因为strSQLP1不完整。这是_Click事件:
Private Sub btnPreviewP1_Click()
If (Me.txtToDateP1 < Me.txtFromDateP1) Then
MsgBox ("The From Date must occurr before the To Date!")
End If
Dim strFromDateHMS As String
Dim strToDateHMS As String
Dim strSQLP1 As String
Dim strOpenArgs As String
strFromDateHMS = Format(Me.txtFromDateP1, "yyyy-mm-dd") & " " & Me.cboFromHourP1 & ":" & Me.cboFromMinuteP1 & ":" & Me.cboFromSecondP1
strToDateHMS = Format(Me.txtToDateP1, "yyyy-mm-dd") & " " & Me.cboToHourP1 & ":" & Me.cboToMinuteP1 & ":" & Me.cboToSecondP1
strSQLP1 = "exec dbo.uspWorkCentreReport '" & strFromDateHMS & "','" & strToDateHMS & "','" & strWCP1 & "'," & strShiftP1
strOpenArgs = Me.RecordSource & "|" & strFromDateHMS & "|" & strToDateHMS & "|" & strWCP1 & "|" & strShiftP1
' This line is all that's needed to modify the PT query
CurrentDb.QueryDefs("ptq_uspWorkCentreReport").SQL = strSQLP1
DoCmd.OpenReport "rpt_ptq_uspWorkCentreReport", acViewReport, , , , strOpenArgs
End Sub
和.AllReports当前所在的_MouseDown:
Private Sub btnPreviewP1_MouseDown(Button As Integer, Shift As Integer, X As Single, Y As Single)
If CurrentProject.AllReports(rpt_ptq_uspWorkCentreReport).IsLoaded Then
DoCmd.Close acReport, rpt_ptq_uspWorkCentreReport, acSaveNo
End If
End Sub
这是Report_Open:
Private Sub Report_Open(Cancel As Integer)
Dim SplitOpenArgs() As String
SplitOpenArgs = Split(Me.OpenArgs, "|")
Me.lblFromDate.Caption = SplitOpenArgs(1)
Me.lblToDate.Caption = SplitOpenArgs(2)
Me.lblWC.Caption = SplitOpenArgs(3)
Me.lblShift.Caption = SplitOpenArgs(4)
End Sub
任何帮助将不胜感激。
答案 0 :(得分:3)
为什么不只在OpenReport之前关闭报告?我修改了您的代码:
Private Sub btnPreviewP1_Click()
If (Me.txtToDateP1 < Me.txtFromDateP1) Then
MsgBox ("The From Date must occurr before the To Date!")
End If
Dim strFromDateHMS As String
Dim strToDateHMS As String
Dim strSQLP1 As String
Dim strOpenArgs As String
Dim R
strFromDateHMS = Format(Me.txtFromDateP1, "yyyy-mm-dd") & " " & Me.cboFromHourP1 & ":" & Me.cboFromMinuteP1 & ":" & Me.cboFromSecondP1
strToDateHMS = Format(Me.txtToDateP1, "yyyy-mm-dd") & " " & Me.cboToHourP1 & ":" & Me.cboToMinuteP1 & ":" & Me.cboToSecondP1
strSQLP1 = "exec dbo.uspWorkCentreReport '" & strFromDateHMS & "','" & strToDateHMS & "','" & strWCP1 & "'," & strShiftP1
strOpenArgs = Me.RecordSource & "|" & strFromDateHMS & "|" & strToDateHMS & "|" & strWCP1 & "|" & strShiftP1
' This line is all that's needed to modify the PT query
CurrentDb.QueryDefs("ptq_uspWorkCentreReport").SQL = strSQLP1
' Check if report is open and close it without saving:
For Each R In Reports
If R.Name = "rpt_ptq_uspWorkCentreReport" Then
DoCmd.Close acReport, "rpt_ptq_uspWorkCentreReport", acSaveNo
Exit For
End If
Next R
DoCmd.OpenReport "rpt_ptq_uspWorkCentreReport", acViewReport, , , , strOpenArgs
End Sub