private static void ResetScrolling(RibbonGalleryCategoriesPanel element)
{
element.InvalidateMeasure();
// Clear scrolling data. Because of thrash (being disconnected & reconnected, &c...), we may
if (element.IsScrolling)
{
element._scrollData.ClearLayout();
}
}
private static bool CoerceCanLineUpDown(InRibbonGallery irg, bool lineUp)
{
if (irg.FirstGallery != null)
{
RibbonGalleryCategoriesPanel categoriesPanel = irg.FirstGallery.ItemsHostSite as RibbonGalleryCategoriesPanel;
if (categoriesPanel != null)
{
return(lineUp ? categoriesPanel.InRibbonModeCanLineUp() : categoriesPanel.InRibbonModeCanLineDown());
}
}
return(true);
}
// It just determines if any ancestor supports StarLayout and is not in StarLayoutPass mode.
private bool IsAutoLayoutPass()
{
RibbonGallery gallery = Gallery;
if (gallery != null)
{
RibbonGalleryCategoriesPanel categoriesPanel = gallery.ItemsHostSite as RibbonGalleryCategoriesPanel;
if (categoriesPanel != null)
{
IContainsStarLayoutManager iContainsStarLayoutManager = (IContainsStarLayoutManager)categoriesPanel;
if (iContainsStarLayoutManager.StarLayoutManager != null)
{
return(!iContainsStarLayoutManager.StarLayoutManager.IsStarLayoutPass);
}
}
}
return(false);
}
