[求助]查询表的筛选 - 专家坐堂 - Foxtable(狐表) - 新一代数据库软件，完美融合Access、Foxpro、Excel、vb.net之优势，人人都能掌握的快速软件开发工具!

想通过图中筛选的条件来筛选查询表然后生成图表，可是图表生成的时候有些条件可以满足，有些条件却不能满足，是代码有问题吗，麻烦大神帮忙看看~~

此主题相关图片如下：无标题.png

Dim Filter As String

With e.Form.Controls("ComboBox1")

If .Value IsNot Nothing Then

Filter = "销售平台= '" & .Value & "'"

End If

End With

With e.Form.Controls("ComboBox3")

If .Value IsNot Nothing Then

If Filter > "" Then

Filter = Filter & " And "

End If

Filter = Filter & "活动分类= '" & .Value & "'"

End If

End With

With e.Form.Controls("ComboBox2")

If .Value IsNot Nothing Then

Filter = "产品一类 = '" & .Value & "'"

End If

End With

With e.Form.Controls("ComboBox4")

If .Value IsNot Nothing Then

If Filter > "" Then

Filter = Filter & " And "

End If

Filter = Filter & "产品二类 = '" & .Value & "'"

End If

End With

With e.Form.Controls("ComboBox5")

If .Value IsNot Nothing Then

If Filter >"" Then

Filter = Filter & " And "

End If

Filter = Filter & "产品三类 = '" & .Value & "'"

End If

End With

With e.Form.Controls("DropBox1")

If .Value IsNot Nothing Then

If Filter >"" Then

Filter = Filter & " And "

End If

Filter = Filter & "产品名称= '" & .Value & "'"

End If

End With

With e.Form.Controls("DateTimePicker1")

If .Value IsNot Nothing Then

If Filter >"" Then

Filter = Filter & " And "

End If

Filter = Filter & "销售日期 >= #" & .Value & "#"

End If

End With

With e.Form.Controls("DateTimePicker2")

If .Value IsNot Nothing Then

If Filter >"" Then

Filter = Filter & " And "

End If

Filter = Filter & "销售日期 <= #" & .Value & "#"

End If

End With

If Filter > "" Then

Tables("销售分析表").Filter = Filter

End If

Dim Chart As WinForm.Chart '定义一个图表变量

Dim Series As WinForm.ChartSeries '定义一个图系变量

Dim t As Table = Tables("销售分析表") '定义一个变量t引用数据表

Dim sm As Integer = t.Compute("Sum(数量)") '计算总数量

Chart= Forms("线上销售情况分析").Controls("Chart1") ' 引用窗口中的图表

Chart.VisualEffect = True '加上这一行,让你的图表更漂亮

Chart.ChartType = ChartTypeEnum.Pie '图表1类型改为Bar(条形)

For Each r As Row In t.Rows

Series = Chart.SeriesList.Add() '增加一个图系

Series.Length = 1 '一个系列只能包括一个值

Series.Text = r("产品名称") & "(" & r("数量") & ")" '设置图系的标题

Series.Y(0) = r("数量") '指定值

Series.DataLabelText = Math.Round(r("数量")*100/sm,2) & "%" '计算百分比

Chart.LegendVisible = True '显示图列

Chart.LegendCompass= CompassEnum.East '图列显示在东方(右方)

主题：[求助]查询表的筛选