public TreeList()
{
Rows = new ObservableCollectionAdv<TreeNode>();
Root = new TreeNode(this, null);
SetIsExpanded(Root, true);
ItemsSource = Rows;
ItemContainerGenerator.StatusChanged += ItemContainerGeneratorStatusChanged;
}
public RootTreeNodeViewModel()
{
_treeLists = new List<ITreeList>();
_rows = new ObservableCollectionAdv<TreeNodeViewModel>();
IsExpanded = true;
IsRoot = true;
AssignToRoot(this);
}
void AddRows(ChartOfAccounts tree, DataTable dt, bool ClearRows)
{
if (ClearRows)
{
Rows = new ObservableCollectionAdv<TreeNode>();
_root = new TreeNode();
_root.Tree = this;
_root.Children = new TreeNode.NodeCollection(_root);
_root.Nodes = new ReadOnlyCollection<TreeNode>(_root.Children);
tree.lstParents = new List<TreeNode>();
tree.AllTreeNodes = new List<TreeNode>();
}
int ColumnCount = dt.Columns.Count - 4;
int i = tree.Rows.Count;
for (; i < dt.Rows.Count; i++)
{
TreeNode node = new TreeNode();
node.Tree = tree;
node.Children = new TreeNode.NodeCollection(node);
node.Nodes = new ReadOnlyCollection<TreeNode>(node.Children);
node.IsExpandedOnce = true;
node.AssignIsExpanded(true);
node.Id = Convert.ToInt32(dt.Rows[i][0].ToString());
node.IsGroup = Convert.ToBoolean(dt.Rows[i]["IsGroup"].ToString());
node.LevelNo = Convert.ToInt16(dt.Rows[i]["Depth"].ToString());
//node.NodeIndex = dt.Rows[i]["NodeIndex"].ToString();
if (ColumnCount > 0)
node.Field1 = dt.Rows[i][1].ToString();
if (ColumnCount > 1)
node.Field2 = dt.Rows[i][2].ToString();
if (ColumnCount > 2)
node.Field3 = dt.Rows[i][3].ToString();
if (ColumnCount > 3)
node.Field4 = dt.Rows[i][4].ToString();
if (ColumnCount > 4)
node.Field5 = dt.Rows[i][5].ToString();
if (ColumnCount > 5)
node.Field6 = dt.Rows[i][6].ToString();
if (node.IsGroup)
node.ColorBrush = tree.GroupColorBrush;
else
node.ColorBrush = tree.ItemColorBrush;
tree.Rows.Add(node);
tree.AllTreeNodes.Add(node);
if (node.IsGroup)
{
if (tree.lstParents.Count > 0)
{
if (node.LevelNo > tree.lstParents[tree.lstParents.Count - 1].LevelNo)
{
tree.lstParents[tree.lstParents.Count - 1].Children.Add(node);
tree.lstParents.Add(node);
}
else if (node.LevelNo == tree.lstParents[tree.lstParents.Count - 1].LevelNo)
{
tree.lstParents.RemoveAt(tree.lstParents.Count - 1);
tree.lstParents[tree.lstParents.Count - 1].Children.Add(node);
tree.lstParents.Add(node);
}
else if (node.LevelNo < tree.lstParents[tree.lstParents.Count - 1].LevelNo)
{
for (int j = tree.lstParents.Count - 1; j >= 0; j--)
{
if (node.LevelNo <= tree.lstParents[j].LevelNo)
{
tree.lstParents.RemoveAt(tree.lstParents.Count - 1);
}
else
break;
}
tree.lstParents[tree.lstParents.Count - 1].Children.Add(node);
tree.lstParents.Add(node);
}
}
else
tree.lstParents.Add(node);
}
else
{
if (node.LevelNo > tree.lstParents[tree.lstParents.Count - 1].LevelNo)
{
tree.lstParents[tree.lstParents.Count - 1].Children.Add(node);
}
else if (node.LevelNo == tree.lstParents[tree.lstParents.Count - 1].LevelNo)
{
for (int j = tree.lstParents.Count - 1; j >= 0; j--)
{
if (node.LevelNo <= tree.lstParents[j].LevelNo)
{
tree.lstParents.RemoveAt(tree.lstParents.Count - 1);
}
else
break;
}
tree.lstParents[tree.lstParents.Count - 1].Children.Add(node);
}
else if (node.LevelNo < tree.lstParents[tree.lstParents.Count - 1].LevelNo)
{
for (int j = tree.lstParents.Count - 1; j >= 0; j--)
{
if (node.LevelNo <= tree.lstParents[j].LevelNo)
{
tree.lstParents.RemoveAt(tree.lstParents.Count - 1);
}
else
break;
}
tree.lstParents[tree.lstParents.Count - 1].Children.Add(node);
}
}
}
if (tree.Root.Children.Count == 0 && tree.lstParents.Count() > 0)
tree.Root.Children.Add(tree.lstParents[0]);
}
