// Token: 0x060039A5 RID: 14757 RVA: 0x0010572C File Offset: 0x0010392C
private static int GetCleanParentIndex(DependencyObject parent, object collection, out int firstFreeIndex)
{
int result = -1;
firstFreeIndex = -1;
for (int i = 0; i < TextElementCollectionHelper._cleanParentList.Length; i++)
{
if (TextElementCollectionHelper._cleanParentList[i] == null)
{
if (firstFreeIndex == -1)
{
firstFreeIndex = i;
}
}
else
{
TextElementCollectionHelper.ParentCollectionPair parentCollectionPair = (TextElementCollectionHelper.ParentCollectionPair)TextElementCollectionHelper._cleanParentList[i].Target;
if (parentCollectionPair == null)
{
TextElementCollectionHelper._cleanParentList[i] = null;
if (firstFreeIndex == -1)
{
firstFreeIndex = i;
}
}
else if (parentCollectionPair.Parent == parent && parentCollectionPair.Collection == collection)
{
result = i;
}
}
}
return(result);
}
// Token: 0x060039A1 RID: 14753 RVA: 0x001055B0 File Offset: 0x001037B0
internal static void MarkDirty(DependencyObject parent)
{
if (parent == null)
{
return;
}
WeakReference[] cleanParentList = TextElementCollectionHelper._cleanParentList;
lock (cleanParentList)
{
for (int i = 0; i < TextElementCollectionHelper._cleanParentList.Length; i++)
{
if (TextElementCollectionHelper._cleanParentList[i] != null)
{
TextElementCollectionHelper.ParentCollectionPair parentCollectionPair = (TextElementCollectionHelper.ParentCollectionPair)TextElementCollectionHelper._cleanParentList[i].Target;
if (parentCollectionPair == null || parentCollectionPair.Parent == parent)
{
TextElementCollectionHelper._cleanParentList[i] = null;
}
}
}
}
}
