public void ToolkitExternalResize(int width, int height)
{
IToolkitEventSink co = this.mControlWeakRef.Target as IToolkitEventSink;
if (null != co)
{
co.ToolkitExternalResize(width, height);
}
}
// Override the resize event from Xsharp.
protected override void OnMoveResize(int x, int y, int width, int height)
{
base.OnMoveResize(x, y, width, height);
if (sink != null)
{
sink.ToolkitExternalMove(x, y);
sink.ToolkitExternalResize(width, height);
}
}
//WM_WINDOWPOSCHANGING
internal void WindowPosChanging(int lParam)
{
//When window is created - CreateWindow(), WindowPosChanging is called when the initial size is set
//because sink==null, its size and position will be set
if (sink != null)
{
//TODO Pointers are not available yet
//Win32.Api.WINDOWPOS *pos = (Win32.Api.WINDOWPOS*)lParam;
Win32.Api.WINDOWPOS pos = (Win32.Api.WINDOWPOS)Marshal.PtrToStructure(new IntPtr(lParam), typeof(Win32.Api.WINDOWPOS));
if (suspendExternalMoveResizeNotify)
{
return;
}
// If moving
if (((Win32.Api.SetWindowsPosFlags)pos.flags & Win32.Api.SetWindowsPosFlags.SWP_NOMOVE) == 0)
{
int leftAdjust, topAdjust, rightAdjust, bottomAdjust;
Toolkit.GetWindowAdjust(out leftAdjust, out topAdjust, out rightAdjust, out bottomAdjust, flags);
sink.ToolkitExternalMove(pos.x + leftAdjust, pos.y + topAdjust);
}
// If sizing
if (((Win32.Api.SetWindowsPosFlags)pos.flags & Win32.Api.SetWindowsPosFlags.SWP_NOSIZE) == 0)
{
int leftAdjust, topAdjust, rightAdjust, bottomAdjust;
Toolkit.GetWindowAdjust(out leftAdjust, out topAdjust, out rightAdjust, out bottomAdjust, flags);
int width = pos.cx;
int height = pos.cy;
DrawingTopLevelWindow form = this as DrawingTopLevelWindow;
// Restrict the size if necessary.
if (form != null)
{
if (form.minimumSize != Size.Empty)
{
if (width < form.minimumSize.Width)
{
width = form.minimumSize.Width;
}
if (height < form.minimumSize.Height)
{
height = form.minimumSize.Height;
}
}
if (form.maximumSize != Size.Empty)
{
if (width > form.maximumSize.Width)
{
width = form.maximumSize.Width;
}
if (height > form.maximumSize.Height)
{
height = form.maximumSize.Height;
}
}
}
sink.ToolkitExternalResize(width - leftAdjust - rightAdjust, height - topAdjust - bottomAdjust);
}
// Now prevent windows from changing the position or size, System.Windows.Control will do that
//TODO Pointers are not available yet
//pos.flags |= (uint)0x3;
Marshal.WriteInt32(new IntPtr(lParam), 24, (int)pos.flags | 0x3);
}
}
