private static NTreeViewItem GetDefaultExampleItem(NTreeViewItem item, int maxDepth, int depth)
{
NXmlElement xmlElement = item.Tag as NXmlElement;
if (xmlElement != null && xmlElement.GetAttributeValue("default") == "true")
{
return(item);
}
if (depth < maxDepth)
{
depth++;
NTreeViewItemCollection items = item.Items;
for (int i = 0, count = items.Count; i < count; i++)
{
NTreeViewItem defaultItem = GetDefaultExampleItem(items[i], maxDepth, depth);
if (defaultItem != null)
{
return(defaultItem);
}
}
}
return(null);
}
/// <summary>
/// Event handler for window state events (Opened, Activated, Deactivated, Closing, Closed)
/// </summary>
/// <param name="args"></param>
private void OnWindowStateEvent(NEventArgs args)
{
if (args.EventPhase != ENEventPhase.AtTarget)
{
return;
}
NTopLevelWindow window = (NTopLevelWindow)args.CurrentTargetNode;
string eventName = args.Event.Name;
m_EventsLog.LogEvent(window.Title + " " + eventName.Substring(eventName.LastIndexOf('.') + 1));
if (args.Event == NTopLevelWindow.ActivatedEvent)
{
// Select the corresponding item from the tree view
NTreeViewItem item = (NTreeViewItem)window.Tag;
m_TreeView.SelectedItem = item;
}
else if (args.Event == NTopLevelWindow.ClosedEvent)
{
// Remove the corresponding item from the tree view
NTreeViewItem item = (NTreeViewItem)window.Tag;
NTreeViewItemCollection items = (NTreeViewItemCollection)item.ParentNode;
items.Remove(item);
}
}
private void AddItemsFor(NTreeViewItemCollection items, NXmlElement element)
{
int childCount = element.ChildrenCount;
for (int i = 0; i < childCount; i++)
{
NXmlElement child = element.GetChildAt(i) as NXmlElement;
if (child == null)
{
continue;
}
NTreeViewItem item = CreateTreeViewItem(child);
if (item != null)
{
items.Add(item);
if (item.Tag is NXmlElement == false)
{
// This is a folder item, so add items for its children, too
AddItemsFor(item.Items, child);
}
}
else
{
AddItemsFor(items, child);
}
}
}
private static NTreeViewItem AddFile(NTreeViewItemCollection items, string name)
{
NTreeViewItem item = CreateItem(NResources.Image__16x16_Contacts_png, name);
items.Add(item);
return(item);
}
protected internal override void OnClosing()
{
base.OnClosing();
// Loop through the tree view items to close all opened windows
NTreeViewItemCollection items = m_TreeView.Items;
for (int i = items.Count - 1; i >= 0; i--)
{
((NTopLevelWindow)items[i].Tag).Close();
}
}
private static NTreeViewItem GetItemByName(NTreeViewItemCollection items, string name)
{
for (int i = 0, count = items.Count; i < count; i++)
{
NTreeViewItem item = items[i];
string itemName = (string)item.Tag;
if (itemName == name)
{
return(item);
}
}
return(null);
}
private NTreeViewItem GetOrCreateItem(NTreeViewItemCollection items, string name)
{
for (int i = 0, count = items.Count; i < count; i++)
{
NLabel label = (NLabel)items[i].Header.GetFirstDescendant(NLabel.NLabelSchema);
if (label.Text == name)
{
return(items[i]);
}
}
NTreeViewItem item = new NTreeViewItem(NPairBox.Create(NResources.Image__16x16_Folders_png, name));
items.Add(item);
return(item);
}
private NTreeViewItem GetDefaultOrFirstExampleItem()
{
// Find the default tree view item
NTreeViewItemCollection items = m_TreeView.Items;
for (int i = 0, count = items.Count; i < count; i++)
{
NTreeViewItem defaultItem = GetDefaultExampleItem(items[i], 1, 0);
if (defaultItem != null)
{
return(defaultItem);
}
}
// There isn't a default example, so return the first one
return(GetFirstExampleItem(items[0]));
}
private static NTreeViewItem AddFolder(NTreeViewItemCollection items, string name)
{
// Find the place for the folder item
int i;
for (i = items.Count - 1; i >= 0; i--)
{
if (items[i].Items.Count > 0)
{
// This is not a leaf node, which means we have reached the last folder in the given list of items
break;
}
}
// Insert the folder item
NTreeViewItem item = CreateItem(NResources.Image__16x16_Folders_png, name);
items.Insert(i + 1, item);
return(item);
}
private void OnAddButtonClicked(NEventArgs args)
{
NTreeViewItem selItem = m_TreeView.SelectedItem;
string text = selItem == null ? "Item " + m_TreeView.Items.Count.ToString() :
selItem.Tag.ToString();
if (args.TargetNode == m_AddButton)
{
if (selItem == null)
{
// Add the item as a last item in the tree view
m_TreeView.Items.Add(CreateTreeViewItem(text));
}
else
{
// Add the item as a last item in the selected item
text += "." + selItem.Items.Count.ToString();
selItem.Items.Add(CreateTreeViewItem(text));
}
}
else if (args.TargetNode == m_InsertBeforeButton)
{
// Insert the item before the selected one
NTreeViewItemCollection items = (NTreeViewItemCollection)selItem.ParentNode;
text += ".Before";
items.Insert(selItem.IndexInParent, CreateTreeViewItem(text));
}
else if (args.TargetNode == m_InsertAfterButton)
{
// Insert the item after the selected one
NTreeViewItemCollection items = (NTreeViewItemCollection)selItem.ParentNode;
text += ".After";
items.Insert(selItem.IndexInParent + 1, CreateTreeViewItem(text));
}
if (m_TreeView.Items.Count == 1)
{
m_RemoveAllButton.Enabled = true;
}
}
public void OnItemDecompressed(NZipItem item)
{
string[] partNames = item.Name.Split(PathDelimitersCharArray, StringSplitOptions.RemoveEmptyEntries);
// Add the folders to the tree view
NTreeViewItemCollection items = m_TreeView.Items;
for (int i = 0, partNameCount = partNames.Length - 1; i < partNameCount; i++)
{
string partName = partNames[i];
NTreeViewItem treeViewItem = GetItemByName(items, partName);
if (treeViewItem == null)
{
// An item with the current entry name does not exist, so create it
treeViewItem = AddFolder(items, partName);
}
items = treeViewItem.Items;
}
// Add the file
AddFile(items, partNames[partNames.Length - 1]);
}
