Excel 避免相关事件相互触发
我有一个工作表_更改,其中两个事件被选中:对C列单元格的编辑和对D列单元格的编辑。问题是对C列单元格的编辑修改了D列单元格的值,反之亦然,因此工作表_更改被反复触发,excel最终崩溃 如何在维护功能的同时避免问题Excel 避免相关事件相互触发,excel,vba,Excel,Vba,我有一个工作表_更改,其中两个事件被选中:对C列单元格的编辑和对D列单元格的编辑。问题是对C列单元格的编辑修改了D列单元格的值,反之亦然,因此工作表_更改被反复触发,excel最终崩溃 如何在维护功能的同时避免问题 Private Sub Worksheet_Change(ByVal Target As Range) Dim rgFound As Range Dim defVal As Range Dim currParam As Range Dim currParamDict A
Private Sub Worksheet_Change(ByVal Target As Range)
Dim rgFound As Range
Dim defVal As Range
Dim currParam As Range
Dim currParamDict As Range
Set targ = Intersect(Target, Range("A:A"))
If Not targ Is Nothing Then
With Worksheets("FT_CASE_xx")
For Each defVal In .Range("A2", .Range("A" & Rows.Count).End(xlUp)).Offset(, 1)
Set currParam = defVal.Offset(, -1)
Dim xlFirstChar As String
xlFirstChar = Left$(currParam, 1)
If xlFirstChar = "B" Then
Set rgFound = Worksheets("DEF_BOOLEAN").Range("A:A").Find(currParam.value)
defVal.Offset(, 1).Interior.Color = RGB(230, 230, 230)
defVal.Offset(, 1).Locked = True
defVal.Offset(, 2).Select
With Selection.Validation
.Delete
.Add Type:=xlValidateList, AlertStyle:=xlValidAlertStop, Operator:=xlBetween, Formula1:="TRUE,FALSE"
.IgnoreBlank = True
.InCellDropdown = True
.InputTitle = ""
.ErrorTitle = ""
.InputMessage = ""
.ErrorMessage = ""
.ShowInput = True
.ShowError = True
End With
Else
Set rgFound = Worksheets("DEF_FLOAT").Range("A:A").Find(currParam.value)
defVal.Offset(, 1).Interior.ColorIndex = 0
defVal.Offset(, 1).Locked = False
defVal.Offset(, 2).Locked = False
defVal.Offset(, 1).NumberFormat = "0.000"
defVal.Offset(, 2).NumberFormat = "0.000"
defVal.Offset(, 3).NumberFormat = "0.000"
End If
If rgFound Is Nothing Then
Debug.Print "Name was not found."
Else
If xlFirstChar = "B" Then
Set currParamDict = rgFound.Offset(, 3)
Else
Set currParamDict = rgFound.Offset(, 5)
End If
defVal.value = currParamDict.value
End If
Next defVal
End With
Else
Set targ = Intersect(Target, Range("C:C"))
If Not targ Is Nothing Then
Dim coeffVal As Range
Dim currVal As Range
Dim RequestedVal As Range
With Worksheets("FT_CASE_xx")
For Each coeffVal In .Range("C2", .Range("C" & Rows.Count).End(xlUp))
Set currVal = coeffVal.Offset(, -1)
Set RequestedVal = coeffVal.Offset(, 1)
Set ParamName = coeffVal.Offset(, -2)
Dim xlFirstChar2 As String
xlFirstChar2 = Left$(ParamName, 1)
If ((xlFirstChar2 = "F") And (IsEmpty(coeffVal.value) = False)) Then
RequestedVal.value = coeffVal.value * currVal.value
End If
Next coeffVal
End With
Else
Set targ = Intersect(Target, Range("D:D"))
If Not targ Is Nothing Then
Dim coeffsVal As Range
Dim val As Range
Dim reqVal As Range
Dim Parameter As Range
With Worksheets("FT_CASE_xx")
For Each reqVal In .Range("D2", .Range("D" & Rows.Count).End(xlUp))
Set coeffsVal = reqVal.Offset(, -1)
Set val = reqVal.Offset(, -2)
Set Parameter = reqVal.Offset(, -3)
Dim xlFirstChar3 As String
xlFirstChar3 = Left$(Parameter, 1)
If ((xlFirstChar3 = "F") And (IsEmpty(reqVal.value) = False)) Then
If val.value = 0 Then
coeffsVal.value = reqVal.value
Else
coeffsVal.value = reqVal.value / val.value
End If
End If
Next reqVal
End With
Else
Exit Sub
End If
End If
End If
End Sub
也许是目标交叉口的不同管理?如何操作?我最喜欢的方法是根据需要在全局或模块级别创建一个变量,然后在每次运行代码时检查此方法,这在其他情况下也很有用
Private disableEvents as Boolean
Private Sub Worksheet_Change(ByVal Target As Range)
If disableEvents Then Exit Sub
disableEvents=True
<code here>
disableEvents=False
End sub
看看application.enableevents True/false这就是application.enableevents的基本功能。很好的建议。是的,但它更具体。Application.EnableEvents是钝的,因为它将停止所有事件。使用此方法可以停止特定事件的触发。在这种情况下,两者都可以,使用哪一个是个人的选择。