public void PerformNCCalc(CGSize newSize)
{
//FIXME! Should not reference Win32 variant here or NEED to do so.
var ncp = new XplatUIWin32.NCCALCSIZE_PARAMS();
ncp.rgrc1 = new XplatUIWin32.RECT(0, 0, (int)newSize.Width, (int)newSize.Height);
IntPtr ptr = Marshal.AllocHGlobal(Marshal.SizeOf(ncp));
Marshal.StructureToPtr(ncp, ptr, true);
NativeWindow.WndProc(Handle, Msg.WM_NCCALCSIZE, (IntPtr)1, ptr);
ncp = (XplatUIWin32.NCCALCSIZE_PARAMS)Marshal.PtrToStructure(ptr, typeof(XplatUIWin32.NCCALCSIZE_PARAMS));
Marshal.FreeHGlobal(ptr);
var savedBounds = ClientBounds;
ClientBounds = CGRect.FromLTRB(ncp.rgrc1.left, ncp.rgrc1.top, ncp.rgrc1.right, ncp.rgrc1.bottom);
// Update subview locations
var offset = new CGPoint(ClientBounds.X - savedBounds.X, ClientBounds.Y - savedBounds.Y);
if (offset.X != 0 || offset.Y != 0)
{
foreach (var subView in Subviews)
{
subView.SetFrameOrigin(subView.Frame.Location.Move(offset.X, offset.Y));
}
}
}
public void PerformNCCalc(CGSize newSize)
{
//FIXME! Should not reference Win32 variant here or NEED to do so.
XplatUIWin32.NCCALCSIZE_PARAMS ncp = new XplatUIWin32.NCCALCSIZE_PARAMS();
IntPtr ptr = Marshal.AllocHGlobal(Marshal.SizeOf(ncp));
Rectangle rect = new Rectangle(0, 0, (int)newSize.Width, (int)newSize.Height);
ncp.rgrc1.left = rect.Left;
ncp.rgrc1.top = rect.Top;
ncp.rgrc1.right = rect.Right;
ncp.rgrc1.bottom = rect.Bottom;
Marshal.StructureToPtr(ncp, ptr, true);
NativeWindow.WndProc(Handle, Msg.WM_NCCALCSIZE, (IntPtr)1, ptr);
ncp = (XplatUIWin32.NCCALCSIZE_PARAMS)Marshal.PtrToStructure(ptr, typeof(XplatUIWin32.NCCALCSIZE_PARAMS));
Marshal.FreeHGlobal(ptr);
var clientRect = new Rectangle(ncp.rgrc1.left, ncp.rgrc1.top, ncp.rgrc1.right - ncp.rgrc1.left, ncp.rgrc1.bottom - ncp.rgrc1.top);
var savedBounds = ClientBounds;
ClientBounds = clientRect.ToCGRect();
// Update subview locations
var offset = new CGPoint(ClientBounds.X - savedBounds.X, ClientBounds.Y - savedBounds.Y);
if (offset.X != 0 || offset.Y != 0)
{
foreach (var subView in Subviews)
{
var frameOrigin = subView.Frame.Location;
frameOrigin.X += offset.X;
frameOrigin.Y += offset.Y;
subView.SetFrameOrigin(frameOrigin);
}
}
}
