c# 鼠标在控件上拖动 移动窗体 移动窗口
浏览数：21 /
时间：2015年06月11日
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#region 移动窗体 移动窗口private
Point _mousePoint;private
int topA(Control cc){ if
(cc == null
|| cc == this) return
0; if
(cc.Parent == null
|| cc.Parent == this) return
cc.Top; else return
topA(cc.Parent) + cc.Top;}private
int leftA(Control cc){ if
(cc == null
|| cc == this) return
0; if
(cc.Parent == null
|| cc.Parent == this) return
cc.Left; else return
leftA(cc.Parent) + cc.Left;}private
void labTitle_MouseDown(object
sender, MouseEventArgs e){ Control cc = (Control)sender; if
(e.Button == MouseButtons.Left) { _mousePoint.X = e.X + leftA(cc); _mousePoint.Y = e.Y + topA(cc); }}private
void labTitle_MouseMove(object
sender, MouseEventArgs e){ if
(e.Button == MouseButtons.Left) { Top = MousePosition.Y - _mousePoint.Y; Left = MousePosition.X - _mousePoint.X; }}#endregion |
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