在ListBox适当设定水平滚动条的宽度

翻译|其它|编辑:郝浩|2006-08-09 11:33:00.000|阅读 1511 次

概述:

# 界面/图表报表/文档/IDE等千款热门软控件火热销售中 >>


程序代码如下所示:

Option Explicit
Private Const LB_SETHORIZONTALEXTENT = &H194
Private Declare Function SendMessage Lib "user32" Alias "SendMessageA" (ByVal hwnd As Long, ByVal wMsg As Long, ByVal wParam As Long, lParam As Any) As Long

Private Sub Command1_Click()
Dim max As Long, f As Font, i As Integer

Me.ScaleMode = vbPixels
Set f = Me.Font
Set Me.Font = List1.Font

With List1
For i = 0 To .ListCount
If Me.TextWidth(.List(i)) > max Then
max = Me.TextWidth(.List(i))
End If
Next
End With
max = max + 10

Set Me.Font = f

SendMessage List1.hwnd, LB_SETHORIZONTALEXTENT, max, ByVal 0&
End Sub

Private Sub Form_Load()
List1.AddItem "VB编程乐园"
List1.AddItem "http://www.vbeden.com"
List1.AddItem "这是一个特别特别长的选项,长到超过ListBox的范围"
End Sub


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