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VB.NET拖动无边框窗体编程实例 | |
作者:佚名 文章来源:不详 点击数 更新时间:2008/4/18 14:45:00 文章录入:杜斌 责任编辑:杜斌 | |
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Imports System.Windows.Forms ’****************************************** Private oOriginalRegion As Region = Nothing ’ 用于窗体移动 Private bFormDragging As Boolean = False Private oPointClicked As Point ’****************************************** Private Sub Form1_MouseDown(ByVal sender As Object, ByVal e As System.Windows.Forms.MouseEventArgs) Handles MyBase.MouseDown Me.bFormDragging = True Me.oPointClicked = New Point(e.X, e.Y) End Sub ’****************************************** Private Sub Form1_MouseUp(ByVal sender As Object, ByVal e As System.Windows.Forms.MouseEventArgs) Handles MyBase.MouseUp Me.bFormDragging = False End Sub ’****************************************** Private Sub Form1_MouseMove(ByVal sender As Object, ByVal e As System.Windows.Forms.MouseEventArgs) Handles MyBase.MouseMove If Me.bFormDragging Then Dim oMoveToPoint As Point ’ 以当前鼠标位置为基础,找出目标位置 oMoveToPoint = Me.PointToScreen(New Point(e.X, e.Y)) ’ 根据开始位置作出调整 oMoveToPoint.Offset(Me.oPointClicked.X * -1, _ (Me.oPointClicked.Y + _ SystemInformation.CaptionHeight + _ SystemInformation.BorderSize.Height) * -1) ’ 移动窗体 Me.Location = oMoveToPoint End If End Sub |
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