/// <summary>
/// Compares two activites for their position within their parent.
/// </summary>
/// <param name="elem1">First activity to compare.</param>
/// <param name="elem2">Second activity to compare.</param>
/// <returns>Less than 0 if elem1 is less than elem2, 0 if they are equal, greater than 0
/// if elem1 is greater than elem2.</returns>
private int CompareActivities(TableOfContentsElement elem1, TableOfContentsElement elem2)
{
Activity act1 = (Activity)elem1;
Activity act2 = (Activity)elem2;
return(act1.Position - act2.Position);
}
private bool CheckForVisibleChildren(TableOfContentsElement element)
{
bool hasVisibleChildren = false;
foreach (TableOfContentsElement child in element.Children)
{
if (child.Children.Count == 0)
{
hasVisibleChildren = child.IsVisible;
}
else
{
hasVisibleChildren = CheckForVisibleChildren(child);
}
if (hasVisibleChildren)
{
break;
}
}
return(hasVisibleChildren);
}
/// <summary>
/// Recursive function to append toc state to the buffer.
/// </summary>
private void GetTocNodeState(StringBuilder buffer, TableOfContentsElement element)
{
if (element.IsVisible)
{
buffer.AppendFormat("{0},{1};", XmlConvert.ToString(element.ActivityId), element.IsValidChoiceNavigationDestination ? "true" : "false");
}
foreach (TableOfContentsElement child in element.Children)
{
GetTocNodeState(buffer, child);
}
}
/// <summary>
/// Compares two activites for their position within their parent.
/// </summary>
/// <param name="elem1">First activity to compare.</param>
/// <param name="elem2">Second activity to compare.</param>
/// <returns>Less than 0 if elem1 is less than elem2, 0 if they are equal, greater than 0
/// if elem1 is greater than elem2.</returns>
private int CompareActivities(TableOfContentsElement elem1, TableOfContentsElement elem2)
{
Activity act1 = (Activity)elem1;
Activity act2 = (Activity)elem2;
return act1.Position - act2.Position;
}
private bool CheckForVisibleChildren(TableOfContentsElement element)
{
bool hasVisibleChildren = false;
foreach (TableOfContentsElement child in element.Children)
{
if (child.Children.Count == 0)
{
hasVisibleChildren = child.IsVisible;
}
else
{
hasVisibleChildren = CheckForVisibleChildren(child);
}
if (hasVisibleChildren)
{
break;
}
}
return hasVisibleChildren;
}