'******************************************************
'原作者:邓勇
'收集整理:小聪明 coolzm@sohu.com
'欢迎访问小聪明的主页VB版: http://coolzm.533.net
'******************************************************
'功能::窗体大小改变时窗体内的控件大小也随之动态改变
'使用方法:
'在相应的窗体程序中加入如下语句:
'---------------------------------------------------
'Private Sub Form_Load()
' Call ResizeInit(Me) '在程序装入时必须加入
'End Sub
'Private Sub Form_Resize()
' Call ResizeForm(Me) '确保窗体改变时控件随之改变
'End Sub
'---------------------------------------------------
Option Explicit
Private FormOldWidth As Long '保存窗体的原始宽度
Private FormOldHeight As Long '保存窗体的原始高度
'在调用ResizeForm前先调用本函数
Public Sub ResizeInit(FormName As Form)
Dim Obj As Control
FormOldWidth = FormName.ScaleWidth
FormOldHeight = FormName.ScaleHeight
On Error Resume Next
For Each Obj In FormName
Obj.Tag = Obj.Left & " " & Obj.Top & " " & Obj.Width & " " & Obj.Height & " "
Next Obj
On Error GoTo 0
End Sub
'按比例改变表单内各元件的大小,在调用ReSizeForm前先调用ReSizeInit函数
Public Sub ResizeForm(FormName As Form)
Dim Pos(4) As Double
Dim i As Long, TempPos As Long, StartPos As Long
Dim Obj As Control
Dim ScaleX As Double, ScaleY As Double
ScaleX = FormName.ScaleWidth / FormOldWidth '保存窗体宽度缩放比例
ScaleY = FormName.ScaleHeight / FormOldHeight '保存窗体高度缩放比例
On Error Resume Next
For Each Obj In FormName
StartPos = 1
For i = 0 To 4
'读取控件的原始位置与大小
TempPos = InStr(StartPos, Obj.Tag, " ", vbTextCompare)
If TempPos > 0 Then
Pos(i) = Mid(Obj.Tag, StartPos, TempPos - StartPos)
StartPos = TempPos + 1
Else
Pos(i) = 0
End If
'根据控件的原始位置及窗体改变大小的比例对控件重新定位与改变大小
Obj.Move Pos(0) * ScaleX, Pos(1) * ScaleY, Pos(2) * ScaleX, Pos(3) * ScaleY
Next i
Next Obj
On Error GoTo 0
End Sub
'试试这个吧
Private InitWidth as Double
Private InitHeight as Double
Private Sub Form_Load()
InitWidth = Me.ScaleWidth
InitHeight = Me.ScaleHeight
Dim Ctl As Control
' 记录每个 Control 的原始位置、大小、字型大小, 放在 Tag 属性中
On Error Resume Next '确保left, top, width, height, Tag属性没有全有的Control
For Each Ctl In Me '也能正常执行
Ctl.Tag = Ctl.Left & " " & Ctl.Top & " " & Ctl.Width & " " & Ctl.Height & " "
Ctl.Tag = Ctl.Tag & Ctl.FontSize & " "
Next Ctl
On Error GoTo 0
End Sub
Private Sub Form_Resize()
Dim d(4) As Double
Dim i As Long
Dim TempPos As Long
Dim StartPos As Long
Dim Ctl As Control
Dim TempVisible As Boolean
Dim ScaleX As Double
Dim ScaleY As Double
ScaleX = Me.ScaleWidth / InitWidth
ScaleY = Me.ScaleHeight / InitHeight
On Error Resume Next
For Each Ctl In Me
TempVisible = Ctl.Visible
Ctl.Visible = False
StartPos = 1
' 读取 Control 的原始位置、大小、字型大小
For i = 0 To 4
TempPos = InStr(StartPos, Ctl.Tag, " ", vbTextCompare)
If TempPos > 0 Then
d(i) = Mid(Ctl.Tag, StartPos, TempPos - StartPos)
StartPos = TempPos + 1
Else
d(i) = 0
End If
' 根据比例设定 Control 的位置、大小、字型大小
Ctl.Move d(0) * ScaleX, d(1) * ScaleY, d(2) * ScaleX, d(3) * ScaleY
'Ctl.Width = D(2) * ScaleX
'Ctl.Height = D(3) * ScaleY
If ScaleX < ScaleY Then
Ctl.FontSize = d(4) * ScaleX
Else
Ctl.FontSize = d(4) * ScaleY
End If
Next i
Ctl.Visible = TempVisible
Next Ctl
On Error GoTo 0
End Sub