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vb.net月份控件有吗 VB日期控件

VB有没有让选择年月的控件(日期不用出来)

自己用两个COMBO写一个不就行了吗

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何必用控件呢

##################################

Private Sub Form_Load()

For n = 1949 To 2008

Combo1.AddItem n

Next

Combo1.ListIndex = 0

For n = 1 To 12

Combo2.AddItem n

Next

Combo2.ListIndex = 0

End Sub

‘以如下的方式获取时间

Private Sub Command1_Click()

MsgBox "当前选择的是" Combo1.Text "年" Combo2.Text "月", vbInformation, "年月"

End Sub

希望对你有帮助

急!!!VB.NET按月份数据画统计图

用crystal报表,文件——新建文件——crystal报表,然后根据向导建立

求VB.net datagrid 控件的使用方法(入门级)

Dim tab1 As String

Dim DS As New DataSet

Dim SqlStr As String

Dim DTS_A As New DataGridTableStyle

Dim Col_A1, Col_A2, Col_A3 As New DataGridTextBoxColumn

Dim Col_bo As New DataGridBoolColumn

'DS.Tables("tab1").Columns.Add("check", System.Type.GetType("System.Boolean"))

'DS.Tables("tab1").Columns("check").DefaultValue = False

Dim Col_A() As DataGridColumnStyle = {Col_bo, Col_A1, Col_A2, Col_A3}

'主窗口

Private Sub fICitem_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load

ProgressBar1.Hide()

grdStyles("tab1")

SQLConn(conn)

Dim i As Integer

'Dim arr As New ArrayList

SqlStr = "SELECT ID, diqu, dname FROM a_diqu Order by ID"

If Not SQLFill(conn, DA, DS, SqlStr, "diqu") Then

MsgBox("服务器连接失败")

Else

Dim dr As DataRow

For Each dr In DS.Tables("diqu").Rows

'arr.Add(dr("diqu") "." dr("dname"))

cmbDiqu.Items.Add(dr("diqu") "." dr("dname"))

Next

End If

'cmbDiqu.DataSource = arr

cmbDiqu.SelectedIndex = -1

cmbDiqu.Text = ""

End Sub

'DataGrid格式

Private Sub grdStyles(ByVal tab As String)

Dim ii1 As Integer

Dim DTS_A1() As String = {"check", "fshortnumber", "fnumber", "fplanprice"}

Dim DTS_A2() As String = {"检查框", "货号", "上市月份", "单价"}

Dim DTS_A3() As Integer = {50, 120, 120, 120} '长度

Dim DTS_A4() As Integer = {2, 0, 2, 1} '对齐方式

DTS_A.MappingName = tab

DTS_A.GridColumnStyles.Clear()

DTS_A.AllowSorting = True

DTS_A.ReadOnly = True

DTS_A.BackColor = Color.DarkGray

DTS_A.AlternatingBackColor = Color.LightGray

For ii1 = 0 To DTS_A1.Length - 1

Col_A(ii1).MappingName = DTS_A1(ii1)

Col_A(ii1).HeaderText = DTS_A2(ii1)

Col_A(ii1).Width = DTS_A3(ii1)

Col_A(ii1).NullText = ""

Col_A(ii1).Alignment = DTS_A4(ii1)

Next

DTS_A.GridColumnStyles.AddRange(Col_A)

grdItem.TableStyles.Add(DTS_A)

grdItem.ReadOnly = True

End Sub

Private Sub fICitem_Closed(ByVal sender As Object, ByVal e As System.EventArgs) Handles MyBase.Closed

SQLClose(conn)

End Sub

'显示表单

Private Sub Show1()

grdStyles("tab1")

txtNum.Text = Trim(txtNum.Text)

grdItem.DataSource = Nothing

SQLStr = "select * from t_icitem_new"

SQLStr = " where fshortnumber like '" txtNum.Text "%'"

SQLStr = " order by fshortnumber"

SQLFill(conn, DA, DS, SQLStr, tab1)

grdItem.CaptionText = "货号资料"

grdItem.DataSource = DS.Tables(tab1)

ShowRow()

End Sub

'数据同步显示

Private Sub ShowRow()

Dim dr As DataRow

If DS.Tables(tab1).Rows.Count 0 Then

If grdItem.CurrentRowIndex DS.Tables(tab1).Rows.Count Then

grdItem.CaptionText = grdItem.CurrentRowIndex + 1 "/" DS.Tables(tab1).Rows.Count

dr = DS.Tables(tab1).Rows(grdItem.CurrentRowIndex)

txtNum.Text = dr.Item("fshortnumber")

txtPrice.Text = dr.Item("fplanprice")

cmbMonth.Text = dr.Item("fnumber")

Else

txtNum.Text = ""

txtPrice.Text = ""

cmbMonth.Text = ""

End If

Else

txtNum.Text = ""

txtPrice.Text = ""

cmbMonth.Text = ""

End If

End Sub

Private Sub grdItem_CurrentCellChanged(ByVal sender As Object, ByVal e As System.EventArgs) Handles grdItem.CurrentCellChanged

ShowRow()

End Sub

'鼠标选定行

Private Sub grdItem_CurrentCellChanged(ByVal sender As Object, ByVal e As System.EventArgs) Handles grdItem.CurrentCellChanged

ShowRow()

End Sub

Private Sub btn_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) _

Handles btnSelect.Click, btnUpdate.Click, btnInsert.Click, btnDelete.Click

Select Case sender.name

Case "btnSelect" '查询

Show1()

Case "btnUpdate" '修改

SUpdate()

Case "btnInsert" '新增

SInsert()

Case "btnDelete" '删除

SDelete()

End Select

End Sub

'修改

Private Sub SUpdate()

txtNum.Text = Trim(txtNum.Text)

txtPrice.Text = Trim(txtPrice.Text)

If MsgBox("确定更新?", MsgBoxStyle.YesNo) = MsgBoxResult.Yes Then

SQLStr = "UPDATE t_icitem_new SET "

SQLStr = "fnumber='" cmbMonth.SelectedItem "', "

SQLStr = "fplanprice='" txtPrice.Text "' "

SQLStr = "WHERE fshortnumber='" txtNum.Text "'"

If Not SQLFill2(conn, SQLStr) Then

MsgBox("抱歉,更新失败:(")

End If

Show1()

End If

End Sub

'新增

Private Sub SInsert()

txtNum.Text = Trim(txtNum.Text)

txtPrice.Text = Trim(txtPrice.Text)

If MsgBox("确定新增?", MsgBoxStyle.YesNo) = MsgBoxResult.Yes Then

SQLStr = "SELECT fshortnumber "

SQLStr = "FROM t_icitem_new "

SQLStr = "WHERE fshortnumber = '" txtNum.Text "' "

SQLFill(conn, DA, DS, SQLStr, "Tmp")

If DS.Tables("Tmp").Rows.Count = 0 Then '如果没有资料则新增

SQLStr = "INSERT INTO t_icitem_new (fshortnumber,fnumber,fplanprice) VALUES("

SQLStr = "'" txtNum.Text "', "

SQLStr = "'" cmbMonth.SelectedItem "', "

SQLStr = "'" txtPrice.Text "')"

If Not SQLFill2(conn, SQLStr) Then

MsgBox("抱歉,新增失败:(")

End If

Show1()

Else

MsgBox("资料已存在")

End If

End If

End Sub

'删除

Private Sub SDelete()

txtNum.Text = Trim(txtNum.Text)

txtPrice.Text = Trim(txtPrice.Text)

If MsgBox("确定删除" txtNum.Text "?", MsgBoxStyle.YesNo + MsgBoxStyle.DefaultButton2) = MsgBoxResult.Yes Then

SQLStr = "DELETE FROM t_icitem_new "

SQLStr = "WHERE fshortnumber='" txtNum.Text "'"

If Not SQLFill2(conn, SQLStr) Then

MsgBox("抱歉,删除失败:(")

End If

Show1()

End If

'键盘顺序

Private Sub txt_KeyDown(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyEventArgs) _

Handles txtFshop.KeyDown, txtItem.KeyDown

Select Case e.KeyCode

Case Keys.Return

SendKeys.Send("{TAB}")

Case Keys.Right

SendKeys.Send("{TAB}")

Case Keys.Left

SendKeys.Send("+{TAB}")

Case Keys.Down

SendKeys.Send("{TAB 10}")

Case Keys.Up

SendKeys.Send("+{TAB 10}")

End Select

End Sub

vb.net中怎样使DateTimePicker显示该月的阴历

VB或vb.NET或其它语言的控件都无法显示阴历,因为国外不使用阴历,你只能在网上找找第三方控件

如何应用VB.NET MonthCalendar控件

;   Visual Studio NET提供的MonthCalendar控件允许你选择日期和一组日期 这个控件允许用户方便地选择日期 它类似于让你选择一个特定日期的DataTimePicker控件 不过MonthCalendar控件还可以帮助你选择一个时间

使用MonthCalendar 控件

下面的例子说明如何使用MonthCalendar控件

在常用控件(Common Controls)下的工具箱(Toolbox)中找到MonthCalendar控件并将它添加到窗口表单(Window Form)中 设置以下属性

·Name mcDateSelection

·TodayDate 空

·MaxSelectionCount

·Selection Range Start 空

·Selection Range End 空

在Form Load事件中添加以下代码

mcDateSelection TodayDate = Now

然后建立列表A中的事件 在这个例子中 我设置MaxSelectionCount属性为 这意味着你只能在MonthCalendar控件中选择一个 而不是一组日期 在MonthView控件中选择一个日期 屏幕即类似于图A

图A

列表A Private Sub mcDateSelection_DateSelected(ByVal sender As Object ByVal e As System Windows Forms DateRangeEventArgs) Handles mcDateSelection DateSelected        MessageBox Show( Calendar Today s Date: mcDateSelection TodayDate vbCrLf _                Calendar Selected Start Date: mcDateSelection SelectionStart() vbCrLf _                Calendar Selected End Date: mcDateSelection SelectionEnd())    End Sub     既然你只能选择一个月中的某个特定的日期 而不是一组日期 那么 Selected Start Date和Selected End Date的值相同

现在 将MaxSelectionCount属性设为 然后重新运行代码 这次 你就可以选择一组日期(在这个例子中最多为 天) 而且 一旦你选择一组日期后 你将看到如图B所示的结果

图B

控件的其它用法

你可以利用MonthCalendar控件的许多其它属性和方法 使其满足你的需要 MSDN提供使用MonthCalendar控件的更多细节

lishixinzhi/Article/program/net/201311/11787

vb.net vs2005里面的如何把DateTimePicker控件里面的显示的时间去掉,也就是我只要显示年/月/日

TextBox12.Text = DateTimePicker1.Value.ToString("yyyy/MM/dd")

这样格式化一下就可以了


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