MultiColumn:用于设置列表框是否以多行的形式显示。设置为True,则支持多行显示。默认为False。 列表框的主要事件是DoubleClick和SelectedIndexChanged,可以通过捕获这两个事件来进行相应的操作。 Public Class Form3 Private Sub ListBox1_DoubleClick(ByVal sender As Object, ByVal e As System.EventArgs) Handles List...
PrivateSubSetupMyMultiColumn() DimxAsInteger 'AdditemstotheListBox. Forx=0To50 ListBox1.Items.Add(Items+x.ToString()) Nextx 'Displayitemsincolumns. ListBox1.MultiColumn=True 'Determinethewidthoftheitemsinthelisttogetthebestcolumnwidthsetting.DimwidthAsInteger=CInt(ListBox1.CreateGraphics().Meas...
Private Sub SetupMyMultiColumn() Dim x As Integer Dim width As Integer = CInt(ListBox1.CreateGraphics().MeasureString(ListBox1.Items(ListBox1.Items.Count - 1).ToString(), ListBox1.Font).Width) ListBox1.ColumnWidth = width End Sub 6、ScrollAlwaysVisible属性:指示无论列表框中有多少个项,...
可以使用此属性确保多列ListBox中的每列都可正确显示其项,我们可以通过如下代码来自己设置列表框ColumnWidth属性的值,以确保能以最优的宽度来显示列表: Private Sub SetupMyMultiColumn() Dim x As Integer Dim width As Integer = CInt(ListBox1.CreateGraphics().MeasureString(ListBox1.Items(ListBox1.Items....
net Adding additional lines to multi-line text box? Adding Controls to a Table Layout Panel in code Adding editable dropdown (dropdown list) to datagridview column. Adding event handler to ToolStripMenuItem Adding images to ListView (yes, I know this a rudimentary problem.) Adding Items...
可以通过以下步骤实现: 1. 首先,确保你已经在VB.NET项目中添加了一个多选列表框控件。你可以在窗体设计器中拖拽一个ListBox控件,并将其SelectionMode属性设置为MultiExt...
A textbox is not the best choise for what you want. Be aware numbers are inserted in all kind of formats in the world depending of the culture. In most languages the comma is a decimal seperator while in the English language culture (except that part in South Africa) the point is...
vb.net入门——ListBox控件的使用 ListBox(列表框)控件可以显示一组项目的列表,用户可以根据需要从中选择一个或多个选项。列表框可以为用户提供所有选项的列表。虽然也可设置列表框为多列列表的形式,但在缺省时列表框单列垂直显示所有的选项,如果项目数目超过了列表框可显示的数目,控件上将自动出现滚动条。这时用户可...
vb.net入门——ListBox控件的使用 ListBox(列表框)控件可以显示一组项目的列表,用户可以根据需要从中选择一个或多个选项。列表框可以为用户提供所有选项的列表。虽然也可设置列表框为多列列表的形式,但在缺省时列表框单列垂直显示所有的选项,如果项目数目超过了列表框可显示的数目,控件上将自动出现滚动条。这时用户可...
I'm trying to port an MS Access app to VB.Net and have run into some tough problems.Why no multicolumn combobox??Access has always had Continous Forms, VB6 had repeater control. Nothing in .net??I realize these are winform issues more than specific vb, but isnt vb supposed to be a...