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C#在窗体中按下鼠标键拖动窗体

时间:2020-02-22 15:59:05      阅读:89      评论:0      收藏:0      [点我收藏+]
[DllImport("user32.dll")]//拖动无窗体的控件
public static extern bool ReleaseCapture();
[DllImport("user32.dll")]
public static extern bool SendMessage(IntPtr hwnd, int wMsg, int wParam, int lParam);
public const int WM_SYSCOMMAND = 0x0112;
public const int SC_MOVE = 0xF010;
public const int HTCAPTION = 0x0002;
private void frmMain_MouseDown(object sender, MouseEventArgs e)
        {
            ReleaseCapture();
            SendMessage(this.Handle, WM_SYSCOMMAND, SC_MOVE + HTCAPTION, 0);
        }

 

C#在窗体中按下鼠标键拖动窗体

原文:https://www.cnblogs.com/hardenzhao/p/12345545.html

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