public void GetTOCNodeListByCurrentLeafNode(TOCNode leafNode)
{
List <TOCNode> nodeList = new List <TOCNode> (0);
nodeList.AddRange(leafNode.ParentNode.ChildNodes);
if (nodeList != null)
{
if (TOCNodeList.Count > 0)
{
TOCNodeList.Clear();
}
TOCNodeList.AddRange(nodeList);
nodeList.Clear();
nodeList = null;
if (TOCNodeList.Any())
{
CurrentLevel = TOCNodeList [0].NodeLevel;
}
UpdateTOCNodeList();
}
CurrentHighlight = -1;
}
public void ClearMemory()
{
BookTitle = null;
BookID = 0;
if (TOCNodeList != null)
{
TOCNodeList.Clear();
}
if (RootNodeList != null)
{
RootNodeList.Clear();
}
CurrentLevel = 1;
CurrentLeafNode = null;
CurrentHighlight = 1;
CurrentTocID = -1;
StartTocID = 0;
EndTocID = 0;
if (SearchTermWordList != null)
{
SearchTermWordList.Clear();
}
if (SearchKeyWordList != null)
{
SearchKeyWordList.Clear();
}
CurrentSearchContent = null;
CurrentSearchHeader = null;
}
void UpdateTOCNodeList()
{
if (TOCNodeList == null)
{
return;
}
if (TOCNodeList.Count > 0)
{
var parentNode = TOCNodeList [0].ParentNode;
while (parentNode != null)
{
if (parentNode.NodeLevel == 0)
{
break;
}
TOCNodeList.Insert(0, parentNode);
parentNode = TOCNodeList [0].ParentNode;
}
}
var rootNode = new TOCNode();
rootNode.Title = "Table of Contents";
rootNode.NodeLevel = 0;
TOCNodeList.Insert(0, rootNode);
}
void UpdateTOCNodeListAndRefreshTableView()
{
if (TOCNodeList == null)
{
return;
}
if (TOCNodeList != null && TOCNodeList.Count > 0)
{
var parentNode = TOCNodeList [0].ParentNode;
while (parentNode != null)
{
if (parentNode.NodeLevel == 0)
{
parentNode.Title = "Table of Contents";
}
//TOCNodeList.Insert (0, parentNode);
l.Add(parentNode);
parentNode = l [0].ParentNode;
}
l.AddRange(TOCNodeList);
TOCNodeList.Clear();
TOCNodeList.AddRange(l);
}
else
{
}
PanelController.RefreshTOCViewData();
}
//expand current node
public void GetSubNodeTOCListByNodeID(int tocNodeID)
{
if (TOCNodeList == null)
{
return;
}
if (tocNodeID >= TOCNodeList.Count)
{
//Console.WriteLine ("GetSubNodeTOCListByNodeID node{0} error", tocNodeID);
return;
}
List <TOCNode> subNodeList = new List <TOCNode> (0);
subNodeList.AddRange(TOCNodeList [tocNodeID].ChildNodes);
if (subNodeList != null)
{
if (TOCNodeList.Count > 0)
{
TOCNodeList.Clear();
}
TOCNodeList.AddRange(subNodeList);
subNodeList.Clear();
subNodeList = null;
if (TOCNodeList.Any())
{
CurrentLevel = TOCNodeList [0].NodeLevel;
}
UpdateTOCNodeList();
}
}
public async Task GetPublicationTocFromDB()
{
TOCNode rootNode = await PublicationContentUtil.Instance.GetTOCByBookId(BookID);
if (rootNode == null)
{
return;
}
List <TOCNode> nodelist = rootNode.ChildNodes;
if (nodelist == null)
{
return;
}
if (TOCNodeList.Count > 0)
{
TOCNodeList.Clear();
}
TOCNodeList.AddRange(nodelist);
if (RootNodeList.Count > 0)
{
RootNodeList.Clear();
}
RootNodeList.AddRange(nodelist);
if (TOCNodeList.Any())
{
CurrentLevel = TOCNodeList [0].NodeLevel;
}
if (CurrentTocID < 0)
{
UpdateTOCNodeList();
PanelController.RefreshTOCViewData();
CurrentLeafNode = rootNode.GetFirstPage();
StartTocID = CurrentLeafNode.ID;
EndTocID = CurrentLeafNode.ID;
}
else
{
TOCNode rootTocNode = RootNodeList[0].ParentNode;
TOCNode currentTocNode = PublicationContentUtil.Instance.GetTOCByTOCId(CurrentTocID, rootTocNode);
GetTOCNodeListByCurrentLeafNode(currentTocNode);
CurrentLeafNode = currentTocNode;
StartTocID = CurrentTocID;
EndTocID = CurrentTocID;
PanelController.RefreshTOCViewData();
PanelController.SelectTOCRectByTocID(currentTocNode.ID);
}
}
//collapse current node
public void GetParentNodeTOCListByNodeID(int tocNodeID)
{
if (TOCNodeList == null)
{
return;
}
if (tocNodeID >= TOCNodeList.Count)
{
//Console.WriteLine ("GetParentNodeTOCListByNodeID node{0} error", tocNodeID);
return;
}
TOCNode parentNode = TOCNodeList [tocNodeID].ParentNode;
if (parentNode == null || parentNode.NodeLevel == 0)
{
if (TOCNodeList.Count > 0)
{
TOCNodeList.Clear();
}
TOCNodeList.AddRange(RootNodeList);
}
else
{
List <TOCNode> nodeList = new List <TOCNode> (0);
nodeList.AddRange(parentNode.ChildNodes);
if (nodeList != null)
{
if (TOCNodeList.Count > 0)
{
TOCNodeList.Clear();
}
TOCNodeList.AddRange(nodeList);
nodeList.Clear();
nodeList = null;
}
}
if (TOCNodeList.Any())
{
CurrentLevel = TOCNodeList [0].NodeLevel;
}
UpdateTOCNodeList();
}
public void InitializeTOCDataByBookID(int bookID, int tocID)
{
BookID = bookID;
CurrentTocID = tocID;
CurrentHighlight = 1;
CurrentLeafNode = null;
CurrentSearchContent = null;
if (RootNodeList != null)
{
RootNodeList.Clear();
}
if (TOCNodeList != null)
{
TOCNodeList.Clear();
}
}
public bool GetTOCNodeListByCurrentLeafNodeID(int nodeID, bool isScrollBottom)
{
while (CurrentLeafNode.ID != nodeID)
{
if (isScrollBottom)
{
CurrentLeafNode = PublicationContentUtil.Instance.GetNextPageByTreeNode(CurrentLeafNode);
}
else
{
CurrentLeafNode = PublicationContentUtil.Instance.GetPreviousPageByTreeNode(CurrentLeafNode);
}
}
if (CurrentLeafNode == null)
{
return(false);
}
//Console.WriteLine ("CustomScrollDrag_CurrentLeafNode:{0}",CurrentLeafNode.Title);
List <TOCNode> nodeList = new List <TOCNode> (0);
nodeList.AddRange(CurrentLeafNode.ParentNode.ChildNodes);
if (nodeList != null)
{
if (TOCNodeList.Count > 0)
{
TOCNodeList.Clear();
}
TOCNodeList.AddRange(nodeList);
nodeList.Clear();
nodeList = null;
if (TOCNodeList.Any())
{
CurrentLevel = TOCNodeList [0].NodeLevel;
}
UpdateTOCNodeList();
}
CurrentHighlight = -1;
return(true);
}
public async void GetPublicationTocFromDB()
{
TOCNode rootNodeList = await PublicationContentUtil.Instance.GetTOCByBookId(BookID);
CurrentLeafNode = rootNodeList.GetFirstPage();
TOCNodeList = rootNodeList.ChildNodes;
if (TOCNodeList != null)
{
RootNodeList.AddRange(TOCNodeList);
}
if (TOCNodeList.Any())
{
CurrentLevel = TOCNodeList [0].NodeLevel;
}
UpdateTOCNodeListAndRefreshTableView();
PanelController.TOCController.OpenPublicationContentAtTOCNode(CurrentLeafNode);
}
void UpdateTOCNodeListAndRefreshTableView()
{
if (TOCNodeList != null && TOCNodeList.Count > 0)
{
var parentNode = TOCNodeList [0].ParentNode;
while (parentNode != null)
{
TOCNodeList.Insert(0, parentNode);
parentNode = TOCNodeList [0].ParentNode;
}
var rootNode = new TOCNode();
rootNode.Title = "Table of Contents";
rootNode.NodeLevel = 0;
TOCNodeList.Insert(0, rootNode);
}
else
{
}
PanelController.RefreshTOCViewData();
}
//collapse current node
public void GetParentNodeTOCListByNodeID(int tocNodeID)
{
if (tocNodeID >= TOCNodeList.Count)
{
Console.WriteLine("GetParentNodeTOCListByNodeID node{0} error", tocNodeID);
return;
}
TOCNode parentNode = TOCNodeList [tocNodeID].ParentNode;
if (parentNode == null)
{
if (TOCNodeList.Count > 0)
{
TOCNodeList.RemoveAll(item => item != null);
}
TOCNodeList.AddRange(RootNodeList);
}
else
{
List <TOCNode> nodeList = new List <TOCNode> (0);
nodeList.AddRange(parentNode.ChildNodes);
if (nodeList != null)
{
if (TOCNodeList.Count > 0)
{
TOCNodeList.RemoveAll(item => item != null);
}
TOCNodeList = nodeList;
}
}
CurrentLevel = TOCNodeList [0].NodeLevel;
UpdateTOCNodeListAndRefreshTableView();
}
//expand current node
public void GetSubNodeTOCListByNodeID(int tocNodeID)
{
if (tocNodeID >= TOCNodeList.Count)
{
Console.WriteLine("GetSubNodeTOCListByNodeID node{0} error", tocNodeID);
return;
}
List <TOCNode> subNodeList = new List <TOCNode> (0);
subNodeList.AddRange(TOCNodeList [tocNodeID].ChildNodes);
if (subNodeList != null)
{
if (TOCNodeList.Count > 0)
{
TOCNodeList.RemoveAll(item => item != null);
}
TOCNodeList = subNodeList;
CurrentLevel = TOCNodeList [0].NodeLevel;
UpdateTOCNodeListAndRefreshTableView();
}
}
