protected void UpdateChildLocation()
{
if (SkipArrange || Child == null || !Child.IsInitialized || IsArrangeValid)
{
return;
}
if (arrangeMode == SplashScreenArrangeMode.ArrangeOnStartupOnly && lastParentPos != Rect.Empty && lastParentPos != nextParentPos)
{
arrangeMode = SplashScreenArrangeMode.Skip;
return;
}
Rect bounds = nextParentPos;
var window = Child.Window;
if (!IsZero(window.ActualWidth) && !IsZero(window.ActualHeight))
{
if (childLocation == SplashScreenLocation.CenterScreen)
{
bounds = GetDpiBasedBounds(bounds, window);
}
var newPosition = new Point(bounds.X + (bounds.Width - window.ActualWidth) * 0.5, bounds.Y + (bounds.Height - window.ActualHeight) * 0.5);
window.Left = Math.Round(newPosition.X);
window.Top = Math.Round(newPosition.Y);
lastChildPos = new Rect(window.Left, window.Top, window.Width, window.Height);
lastParentPos = bounds;
}
}
void UpdateChildPosition()
{
if (SkipArrange || Child == null || !Child.IsInitialized || IsArrangeValid)
{
return;
}
if (arrangeMode == SplashScreenArrangeMode.ArrangeOnStartupOnly && lastParentPos != Rect.Empty && lastParentPos != nextParentPos)
{
arrangeMode = SplashScreenArrangeMode.Skip;
return;
}
Rect bounds = nextParentPos;
var window = Child.Window;
if (!IsZero(window.ActualWidth) && !IsZero(window.ActualHeight))
{
window.Left = (int)(bounds.X + (bounds.Width - window.ActualWidth) * 0.5);
window.Top = (int)(bounds.Y + (bounds.Height - window.ActualHeight) * 0.5);
lastChildPos = new Rect(window.Left, window.Top, window.Width, window.Height);
}
lastParentPos = bounds;
}
protected internal WindowArrangerBase(WindowArrangerContainer parent, SplashScreenLocation childLocation, SplashScreenArrangeMode arrangeMode)
{
this.childLocation = childLocation;
this.arrangeMode = arrangeMode;
AttachParent(parent);
}
protected internal WindowArranger(WindowArrangerContainer parent, SplashScreenLocation childLocation, SplashScreenArrangeMode arrangeMode)
: base(parent, childLocation, arrangeMode)
{
}
