/// <summary>
/// Performs console redraw
/// </summary>
public static void Refresh()
{
if (_prevent)
{
return;
}
if (_refreshing)
{
_fault = true;
return;
}
_refreshing = true;
_discardCount = 0;
_fault = false;
try
{
if (Provider == null)
{
return;
}
do
{
Provider.CursorVisible = false;
Provider.Clear(_background);
foreach (var window in Windows.OrderBy(x => FocusedWindow == x ? int.MaxValue : Windows.IndexOf(x)))
{
DrawingContext dc = new RealDrawingContext(window != FocusedWindow);
var wid = window.ActualWidth;
var hei = window.ActualHeight;
dc = dc.Shrink(
new Rectangle(
window.HorizontalAlignment == Alignment.Center
? (WindowWidth - wid) / 2
: window.HorizontalAlignment == Alignment.End
? WindowWidth - wid
: 0,
window.VerticalAlignment == Alignment.Center
? (WindowHeight - hei) / 2
: window.VerticalAlignment == Alignment.End
? WindowHeight - hei
: 0,
wid,
hei));
dc.Clear(Background);
window.OnRenderInternal(dc);
}
_discardCount++;
} while (_fault && _discardCount < 3);
Provider.Refresh();
}
finally
{
_refreshing = false;
}
}
