private void WmNcHitTest(ref Message m) //调整窗体大小
{
int wparam = m.LParam.ToInt32();
Point mouseLocation = new Point(RenderHelper.LOWORD(wparam), RenderHelper.HIWORD(wparam));
mouseLocation = PointToClient(mouseLocation);
if (WindowState != FormWindowState.Maximized)
{
if (CanResize == true)
{
if (mouseLocation.X < 5 && mouseLocation.Y < 5)
{
m.Result = new IntPtr(Win32.HTTOPLEFT);
return;
}
if (mouseLocation.X > Width - 5 && mouseLocation.Y < 5)
{
m.Result = new IntPtr(Win32.HTTOPRIGHT);
return;
}
if (mouseLocation.X < 5 && mouseLocation.Y > Height - 5)
{
m.Result = new IntPtr(Win32.HTBOTTOMLEFT);
return;
}
if (mouseLocation.X > Width - 5 && mouseLocation.Y > Height - 5)
{
m.Result = new IntPtr(Win32.HTBOTTOMRIGHT);
return;
}
if (mouseLocation.Y < 3)
{
m.Result = new IntPtr(Win32.HTTOP);
return;
}
if (mouseLocation.Y > Height - 3)
{
m.Result = new IntPtr(Win32.HTBOTTOM);
return;
}
if (mouseLocation.X < 3)
{
m.Result = new IntPtr(Win32.HTLEFT);
return;
}
if (mouseLocation.X > Width - 3)
{
m.Result = new IntPtr(Win32.HTRIGHT);
return;
}
}
}
m.Result = new IntPtr(Win32.HTCLIENT);
}
protected override void OnCreateControl()
{
base.OnCreateControl();
RenderHelper.SetFormRoundRectRgn(this, Radius);
}
