public List <XMindSheet> GetSheetInfo()
{
List <XMindSheet> lst = new List <XMindSheet>();
foreach (XElement el in GetSheets())
{
string sheetId = GetAttribValue(el, "id");
string centralTopicId = el.Descendants().Where(w1 => w1.Name.ToString().EndsWith("topic") && w1.Parent.Name.ToString().EndsWith("sheet"))
.Where(w3 => GetAttribValue(w3.Parent, "id") == sheetId)
.Select(s => GetAttribValue(s, "id")).First();
string centralTopicTitle = GetTopic(centralTopicId).Descendants()
.Where(w2 => w2.Name.ToString().EndsWith("title")).Select(s => s.Value).First();
XMindSheet xmSheet = new XMindSheet(sheetId,
el.Descendants()
.Where(w2 => w2.Name.ToString().EndsWith("title") && w2.Parent.Name.ToString().EndsWith("sheet"))
.Where(w3 => GetAttribValue(w3.Parent, "id") == sheetId)
.Select(s => s.Value).First());
XMindTopic xmTopic = new XMindTopic(null, centralTopicId, centralTopicTitle);
xmSheet.Topics.Add(xmTopic);
xmSheet.TopicFlatList.Add(xmTopic);
GetTopicsRecursively(GetTopic(centralTopicId), xmSheet, xmTopic);
lst.Add(xmSheet);
}
return(lst);
}
/// <summary>
/// Helper method to build nested topic structure used by public method GetSheetInfo().
/// </summary>
/// <param name="parent"></param>
/// <param name="xmSheet"></param>
/// <param name="xmTopic"></param>
private void GetTopicsRecursively(XElement parent, XMindSheet xmSheet, XMindTopic xmTopic)
{
foreach (XElement nextLevelTopic in parent.Descendants().Where(w1 => w1.Name.ToString().EndsWith("topic") &&
GetAttribValue(w1.Parent.Parent.Parent, "id") == GetAttribValue(parent, "id")))
{
string topicId = GetAttribValue(nextLevelTopic, "id");
XMindTopic nextXmTopic = new XMindTopic(xmTopic, topicId, GetTopicTitle(topicId));
xmSheet.TopicFlatList.Add(nextXmTopic);
xmTopic.Topics.Add(nextXmTopic);
GetTopicsRecursively(nextLevelTopic, xmSheet, nextXmTopic);
}
}