public void Remove(ThreadedListViewItem lvi)
{
UltraTreeNodeExtended node = GetFromLVI(lvi);
if (node == null)
{
return;
}
//
UltraTreeNode parent = null;
if (node.Level == 1)
{
parent = node.Parent;
}
_lviItems.Remove(lvi);
node.Parent.Nodes.Remove(node);
if (parent != null)
{
if (parent.Nodes.Count == 0)
{
this.Nodes.Remove(parent);
}
}
}
public void ConfigureArticle(UltraTreeNodeExtended n, INewsItem ni)
{
n.Cells[0].Value = /*ni.Date.ToString()+" "+ */ ni.Title;
n.Cells[0].Appearance.Cursor = Cursors.Hand;
n.Override.NodeAppearance.Cursor = Cursors.Hand;
n.Override.HotTrackingNodeAppearance.Cursor = Cursors.Hand;
}
public UltraTreeNodeExtended GetRootNode(DateTime dt)
{
DateTime dt0;
bool isGroupOneDay;
string res = GetRootString(dt, out dt0, out isGroupOneDay);
foreach (UltraTreeNodeExtended node in this.Nodes)
{
if (node.Text == res)
{
return(node);
}
}
//Create DateTime Group Node
UltraTreeNodeExtended newNode = new UltraTreeNodeExtended();
newNode.DateTime = dt0;
newNode.IsGroupOneDay = isGroupOneDay;
this.Nodes.Add(newNode);
newNode.Cells[0].Value = /*dt0.ToString()+" "+ */ res;
newNode.Cells[0].Appearance.Cursor = Cursors.Hand;
newNode.Override.NodeAppearance.Cursor = Cursors.Hand;
newNode.Override.HotTrackingNodeAppearance.Cursor = Cursors.Hand;
newNode.Override.ItemHeight = DATETIME_GROUP_HEIGHT;
return(newNode);
}
public int Compare(object x, object y)
{
UltraTreeNodeCell xc = (UltraTreeNodeCell)x;
UltraTreeNodeCell yc = (UltraTreeNodeCell)y;
UltraTreeNodeExtended n1 = xc.Node as UltraTreeNodeExtended;
UltraTreeNodeExtended n2 = yc.Node as UltraTreeNodeExtended;
if (n1 == null && n2 == null)
{
return(0);
}
if (n1 == null)
{
return(-1);
}
if (n2 == null)
{
return(1);
}
if (n1.Level == 2 && n2.Level == 2)
{
return(n1.DateTime.CompareTo(n2.DateTime)); //We want the comments to be in ascending order
}
return(n2.DateTime.CompareTo(n1.DateTime));
}
private static void ConfigureComment(UltraTreeNodeExtended n, INewsItem ni)
{
n.Override.ItemHeight = COMMENT_HEIGHT;
n.Cells[0].Value = ni.Title;
n.Cells[0].Appearance.Cursor = Cursors.Hand;
n.Override.NodeAppearance.Cursor = Cursors.Hand;
n.Override.HotTrackingNodeAppearance.Cursor = Cursors.Hand;
}
public void AddCommentUpdating(ThreadedListViewItem lvi)
{
UltraTreeNodeExtended node = GetFromLVI(lvi);
if (node.Nodes.Count > 0)
{
//It already has comments => don't do anything
return;
}
//
UltraTreeNodeExtended n = new UltraTreeNodeExtended();
n.IsCommentUpdating = true;
n.Override.ItemHeight = COMMENT_HEIGHT;
node.Nodes.Add(n);
n.Cells[0].Value = SR.GUIStatusLoadingChildItems;
}
public void Add(ThreadedListViewItem item)
{
INewsItem ni = (INewsItem)item.Key;
UltraTreeNodeExtended root;
if (item.IsComment)
{
//IsComment
root = GetFromLVI(item.Parent);
}
else
{
root = GetRootNode(ni.Date.ToLocalTime());
}
//
UltraTreeNodeExtended n = new UltraTreeNodeExtended();
n.NewsItem = ni;
n.DateTime = ni.Date;
n.NodeOwner = item;
_lviItems.Add(item, n);
root.Nodes.Add(n);
//
if (item.IsComment)
{
ConfigureComment(n, ni);
}
else
{
ConfigureArticle(n, ni);
}
//Comments
if (ni.CommentCount > 0 && !item.IsComment)
{
n.Override.ShowExpansionIndicator = ShowExpansionIndicator.Always;
}
//
if (!item.IsComment)
{
root.Expanded = true;
}
}
public void AddRangeComments(ThreadedListViewItem pLVI, ThreadedListViewItem[] items)
{
this.BeginUpdate();
//
UltraTreeNodeExtended parent = GetFromLVI(pLVI);
parent.Nodes.Clear();
//
foreach (ThreadedListViewItem item in items)
{
INewsItem ni = (INewsItem)item.Key;
UltraTreeNodeExtended n = new UltraTreeNodeExtended();
n.NewsItem = ni;
n.DateTime = ni.Date;
n.NodeOwner = item;
_lviItems.Add(item, n);
parent.Nodes.Add(n);
//
ConfigureComment(n, ni);
}
//
this.EndUpdate();
}
