private static List <ScheduleTableStyleHeaderNode> CreateChildNodes(List <ColumnHeaderNode> childNodes, ScheduleTableStyleHeaderTree tree, PropertySetDefinition psd, ScheduleTableStyle style)
{
Database db = ScheduleSample.GetDatabase();
List <ScheduleTableStyleHeaderNode> nodesCreated = new List <ScheduleTableStyleHeaderNode>();
foreach (ColumnHeaderNode childNode in childNodes)
{
if (childNode.IsColumn)
{
PropertyClassData data = childNode.ColumnData;
ScheduleTableStyleColumn column = CreateColumn(data, psd, style);
style.Columns.Add(column);
nodesCreated.Add(column);
}
else if (childNode.IsHeader)
{
string headerName = childNode.NodeData as string;
List <ScheduleTableStyleHeaderNode> myChildren = CreateChildNodes(childNode.Children, tree, psd, style);
ScheduleTableStyleHeaderNode header = tree.InsertNode(headerName, tree.Root.Children.Count, tree.Root, myChildren.ToArray());
nodesCreated.Add(header);
}
else
{
throw new ArgumentException("Cannot resolve node type properly when creating schedule table style.");
}
}
return(nodesCreated);
}
// Remove selected node from the column header tree.
// The selected node could be either a header or a column.
private void btnRemove_Click(object sender, EventArgs e)
{
if (treeColumnHeader.SelectedNode != null && treeColumnHeader.SelectedNode.Tag != null)
{
PropertyClassData data = treeColumnHeader.SelectedNode.Tag as PropertyClassData;
}
treeColumnHeader.Nodes.Remove(treeColumnHeader.SelectedNode);
}
// Little tricks in .NET to make the display text of a node differ from its actual text.
// In our case, when user edits the node by clicking the node label, they're actually
// editing the Column name of the property.
private void treeColumnHeader_BeforeLabelEdit(object sender, NodeLabelEditEventArgs e)
{
if (e.Node.Tag != null)
{
PropertyClassData data = e.Node.Tag as PropertyClassData;
IntPtr hEditBox = SendMessage(treeColumnHeader.Handle, TVM_GETEDITCONTROL, IntPtr.Zero, IntPtr.Zero);
SetWindowText(hEditBox, data.DisplayName);
}
}
void AddPropertyToNodeCollection(TreeNodeCollection nodes, List <RXClass> objectTypes, string propertyName)
{
PropertyClassData data = new PropertyClassData();
data.ObjectTypes.AddRange(objectTypes);
data.PropertyName = propertyName;
data.DisplayName = propertyName;
TreeNode newNode = nodes.Add(data.FullDisplayText);
newNode.Tag = data;
newNode.EnsureVisible();
}
private static ScheduleTableStyleColumn CreateColumn(PropertyClassData nodeData, PropertySetDefinition psd, ScheduleTableStyle style)
{
Database db = ScheduleSample.GetDatabase();
ScheduleTableStyleColumn column = new ScheduleTableStyleColumn();
column.SetToStandard(db);
column.SubSetDatabaseDefaults(db);
column.PropertySetDefinitionId = psd.Id;
column.ColumnType = ScheduleTableStyleColumnType.Normal;
column.Heading = nodeData.DisplayName;
column.PropertyId = psd.Definitions.IndexOf(nodeData.PropertyName);
return(column);
}
// Add properties to the column header tree
private void btnAddColumn_Click(object sender, EventArgs e)
{
TreeNode selectedPropertyNode = treeProperties.SelectedNode;
if (selectedPropertyNode == null || selectedPropertyNode.Tag == null)
{
MessageBox.Show("Please selected a property first.");
return;
}
PropertyClassData data = selectedPropertyNode.Tag as PropertyClassData;
if (IsPropertyAddedToColumnHeaderTree(treeColumnHeader.Nodes, data.PropertyName))
{
MessageBox.Show("A property can only be added to the schedule table style once.");
return;
}
TreeNode selectedHeaderNode = treeColumnHeader.SelectedNode;
TreeNode treeNodeToExpand = null;
if (selectedHeaderNode == null) // No selection - add properties as root nodes
{
AddPropertyToNodeCollection(treeColumnHeader.Nodes, data.ObjectTypes, data.PropertyName);
}
else if (selectedHeaderNode.Tag == null) // Current selection is a header - add properties to a header
{
AddPropertyToNodeCollection(selectedHeaderNode.Nodes, data.ObjectTypes, data.PropertyName);
treeNodeToExpand = selectedHeaderNode;
}
else // Current selection is a column(property) - add properties as siblings of the current selected property
{
// check if it's root node already
if (selectedHeaderNode.Parent == null) // add as root nodes
{
AddPropertyToNodeCollection(treeColumnHeader.Nodes, data.ObjectTypes, data.PropertyName);
}
else // add to parent header
{
AddPropertyToNodeCollection(selectedHeaderNode.Parent.Nodes, data.ObjectTypes, data.PropertyName);
treeNodeToExpand = selectedHeaderNode.Parent;
}
}
if (treeNodeToExpand != null)
{
treeNodeToExpand.Expand();
}
}
bool IsPropertyAddedToColumnHeaderTree(TreeNodeCollection nodes, string propertyName)
{
foreach (TreeNode node in nodes)
{
if (node.Tag != null)
{
PropertyClassData data = node.Tag as PropertyClassData;
if (data.PropertyName == propertyName)
{
return(true);
}
}
else if (IsPropertyAddedToColumnHeaderTree(node.Nodes, propertyName))
{
return(true);
}
}
return(false);
}
private void treeColumnHeader_AfterLabelEdit(object sender, NodeLabelEditEventArgs e)
{
if (e.Label == null)
{
return;
}
if (e.Label.Length == 0)
{
MessageBox.Show("Please specify a valid text.");
e.CancelEdit = true;
}
if (e.Node.Tag != null)
{
e.CancelEdit = true;
PropertyClassData data = e.Node.Tag as PropertyClassData;
data.DisplayName = e.Label;
e.Node.Text = data.FullDisplayText;
}
}