internal void OnChildGroupRenderSizeChanged(RibbonGroup group, double originalWidth)
{
if (!_changedWidthGroups.ContainsKey(group))
{
_changedWidthGroups[group] = originalWidth;
}
if (!_processGroupWidthChangeQueued)
{
_processGroupWidthChangeQueued = true;
Dispatcher.BeginInvoke(
(Action) delegate()
{
if (_changedWidthGroups.Count > 0)
{
foreach (RibbonGroup invalidGroup in _changedWidthGroups.Keys)
{
double originalRenderWidth = _changedWidthGroups[invalidGroup];
if (!DoubleUtil.AreClose(originalRenderWidth, invalidGroup.ActualWidth))
{
// Reset the next increase group's cached data
// if there was a real change in any groups width.
ResetNextIncreaseGroupCache();
InvalidateMeasure();
break;
}
}
}
_changedWidthGroups.Clear();
_processGroupWidthChangeQueued = false;
},
DispatcherPriority.Input,
null);
}
}
private void Clear()
{
childrenRoot.Children.Clear();
dataToVisual.Clear();
}