private SubjectNodes GetParentNode()
{
int SelectedIndex = lvSubjects.SelectedIndex;
string SelectedNodesLevelName = SubjectStaticMembers.SubjectNodesLevelNameList[SelectedIndex];
// Create ParentNode
NewParentNode = SubjectStaticMembers.SubjectNodeDictionary[SelectedNodesLevelName];
return(NewParentNode);
}
//Select an item in the lvSubjects and create a SelectedNode from its NodeLevelName
private void lvSubjects_SelectionChanged(object sender, System.Windows.Controls.SelectionChangedEventArgs e)
{
if (lvSubjects.SelectedItems != null)
{
int SelectedNodePosition = lvSubjects.SelectedIndex;
string SelectedNodesLevelName = SubjectStaticMembers.SubjectNodesLevelNameList[SelectedNodePosition];
SelectedNode = SubjectStaticMembers.SubjectNodeDictionary[SelectedNodesLevelName];
}
}
private void CreateNewChildSubjectNode(int currentItemCount)
{
// Instantiate a SubjectNode with the currentItemCount
NewChildNode = new SubjectNodes(currentItemCount);
// Get the Parent Node
NewParentNode = GetParentNode();
//Get the Parent's Number of Children to calcuate the child's NodeLevelName
int ParentsNumchildren = NewParentNode.NOC;
//Get the Child's NodeLevelPosition
string ChildsNodeLevelPosition = SubjectStaticMembers.GetNodeLevelPosition(ParentsNumchildren);
// Set the NewChildNodes NodeLevel
NewChildNode.NodeLevelName = NewParentNode.NodeLevelName + ChildsNodeLevelPosition;
NewChildNode.LeadingChars = SubjectStaticMembers.GetLeadingChars(NewChildNode.NodeLevelName);
NewChildNode.LeadingChars = "- ";
NewChildNode.TitleText = tbxNodeName.Text;
NewChildNode.HasData = false;
NewChildNode.NOC = 0;
// Add this child to the dictionary
SubjectStaticMembers.AddNodeToDictionary(NewChildNode);
// reeset the displau
List <string> DisplayList = SubjectStaticMembers.ResetDisplayList(NewChildNode.NodeLevelName);
lvSubjects.Items.Clear();
foreach (string item in DisplayList)
{
lvSubjects.Items.Add(item);
}
//Increment and save the ItemsIndex
}
