protected override void SetBoundsCore(int x, int y, int width, int height, BoundsSpecified specified)
{
ISite site = ParentInternal?.Site;
if (IsHandleCreated && (site == null || !site.DesignMode))
{
Rectangle oldBounds = Bounds;
base.SetBoundsCore(x, y, width, height, specified);
Rectangle newBounds = Bounds;
int yDelta = oldBounds.Height - newBounds.Height;
if (yDelta != 0)
{
// NOTE: This logic is to keep minimized MDI children anchored to
// the bottom left of the client area, normally they are anchored
// to the top right which just looks wierd!
//
NativeMethods.WINDOWPLACEMENT wp = new NativeMethods.WINDOWPLACEMENT
{
length = Marshal.SizeOf <NativeMethods.WINDOWPLACEMENT>()
};
for (int i = 0; i < Controls.Count; i++)
{
Control ctl = Controls[i];
if (ctl != null && ctl is Form)
{
Form child = (Form)ctl;
// Only adjust the window position for visible MDI Child windows to prevent
// them from being re-displayed.
if (child.CanRecreateHandle() && child.WindowState == FormWindowState.Minimized)
{
UnsafeNativeMethods.GetWindowPlacement(new HandleRef(child, child.Handle), ref wp);
wp.ptMinPosition.Y -= yDelta;
if (wp.ptMinPosition.Y == -1)
{
if (yDelta < 0)
{
wp.ptMinPosition.Y = 0;
}
else
{
wp.ptMinPosition.Y = -2;
}
}
wp.flags = NativeMethods.WPF_SETMINPOSITION;
UnsafeNativeMethods.SetWindowPlacement(new HandleRef(child, child.Handle), ref wp);
wp.flags = 0;
}
}
}
}
}
else
{
base.SetBoundsCore(x, y, width, height, specified);
}
}
protected override void SetBoundsCore(int x, int y, int width, int height, BoundsSpecified specified)
{
ISite site = (this.ParentInternal == null) ? null : this.ParentInternal.Site;
if (base.IsHandleCreated && ((site == null) || !site.DesignMode))
{
Rectangle bounds = base.Bounds;
base.SetBoundsCore(x, y, width, height, specified);
Rectangle rectangle2 = base.Bounds;
int num = bounds.Height - rectangle2.Height;
if (num != 0)
{
System.Windows.Forms.NativeMethods.WINDOWPLACEMENT placement = new System.Windows.Forms.NativeMethods.WINDOWPLACEMENT {
length = Marshal.SizeOf(typeof(System.Windows.Forms.NativeMethods.WINDOWPLACEMENT))
};
for (int i = 0; i < base.Controls.Count; i++)
{
Control control = base.Controls[i];
if ((control != null) && (control is Form))
{
Form wrapper = (Form)control;
if (wrapper.CanRecreateHandle() && (wrapper.WindowState == FormWindowState.Minimized))
{
System.Windows.Forms.UnsafeNativeMethods.GetWindowPlacement(new HandleRef(wrapper, wrapper.Handle), ref placement);
placement.ptMinPosition_y -= num;
if (placement.ptMinPosition_y == -1)
{
if (num < 0)
{
placement.ptMinPosition_y = 0;
}
else
{
placement.ptMinPosition_y = -2;
}
}
placement.flags = 1;
System.Windows.Forms.UnsafeNativeMethods.SetWindowPlacement(new HandleRef(wrapper, wrapper.Handle), ref placement);
placement.flags = 0;
}
}
}
}
}
else
{
base.SetBoundsCore(x, y, width, height, specified);
}
}
