C# 폼 이동 코드

C# 2014. 11. 4. 09:22

Borderless Form에서 이동가능하게하고싶을 때

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public const int WM_NCLBUTTONDOWN = 0xA1;
public const int HT_CAPTION = 0x2;
 
[DllImportAttribute("user32.dll")]
public static extern int SendMessage(IntPtr hWnd, int Msg, int wParam, int lParam);
[DllImportAttribute("user32.dll")]
public static extern bool ReleaseCapture();
 
private void Form1_MouseDown(object sender, MouseEventArgs e)
{
    if (e.Button == MouseButtons.Left)
    {
        ReleaseCapture();
        SendMessage(Handle, WM_NCLBUTTONDOWN, HT_CAPTION, 0);
    }
}


폼 사이즈 조절 코드

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protected override void WndProc(ref Message m)
{
public const UInt32 WM_NCHITTEST = 0x0084;
public const UInt32 WM_MOUSEMOVE = 0x0200;
 
public const UInt32 HTLEFT = 10;
public const UInt32 HTRIGHT = 11;
public const UInt32 HTBOTTOMRIGHT = 17;
public const UInt32 HTBOTTOM = 15;
public const UInt32 HTBOTTOMLEFT = 16;
public const UInt32 HTTOP = 12;
public const UInt32 HTTOPLEFT = 13;
public const UInt32 HTTOPRIGHT = 14;
  
int RESIZE_HANDLESIZE = 10;
bool handled = false;
 
if (m.Msg == Win32.WM_NCHITTEST || m.Msg == Win32.WM_MOUSEMOVE)
{
Size formSize = this.Size;
Point screenPoint = new Point(m.LParam.ToInt32());
Point clientPoint = this.PointToClient(screenPoint);
 
Dictionary<uint32, rectangle=""> boxes = new Dictionary<uint32, rectangle="">() {
{Win32.HTBOTTOMLEFT, new Rectangle(0, formSize.Height - RESIZE_HANDLESIZE, RESIZE_HANDLESIZE, RESIZE_HANDLESIZE)},
{Win32.HTBOTTOM, new Rectangle(RESIZE_HANDLESIZE, formSize.Height - RESIZE_HANDLESIZE, formSize.Width - 2*RESIZE_HANDLESIZE, RESIZE_HANDLESIZE)},
{Win32.HTBOTTOMRIGHT, new Rectangle(formSize.Width - RESIZE_HANDLESIZE, formSize.Height - RESIZE_HANDLESIZE, RESIZE_HANDLESIZE, RESIZE_HANDLESIZE)},
{Win32.HTRIGHT, new Rectangle(formSize.Width - RESIZE_HANDLESIZE, RESIZE_HANDLESIZE, RESIZE_HANDLESIZE, formSize.Height - 2*RESIZE_HANDLESIZE)},
{Win32.HTTOPRIGHT, new Rectangle(formSize.Width - RESIZE_HANDLESIZE, 0, RESIZE_HANDLESIZE, RESIZE_HANDLESIZE) },
 {Win32.HTTOP, new Rectangle(RESIZE_HANDLESIZE, 0, formSize.Width - 2*RESIZE_HANDLESIZE, RESIZE_HANDLESIZE) },
{Win32.HTTOPLEFT, new Rectangle(0, 0, RESIZE_HANDLESIZE, RESIZE_HANDLESIZE) },
{Win32.HTLEFT, new Rectangle(0, RESIZE_HANDLESIZE, RESIZE_HANDLESIZE, formSize.Height - 2*RESIZE_HANDLESIZE) }
};
 
foreach (KeyValuePair<uint32, rectangle=""> hitBox in boxes)
{
if(this.WindowState != FormWindowState.Maximized
 && hitBox.Value.Contains(clientPoint))
{
                        m.Result = (IntPtr)hitBox.Key;
                        handled = true;
                        break;
                    }
                }
 }
if (!handled)
      base.WndProc(ref m);
}
</uint32,></uint32,></uint32,>
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