/// <summary>
/// Display next level of the child nodes - recursively
/// </summary>
/// <param name="parent"></param>
private void SHOW_Childs()
{
VXmlNode node;
TreeNodeCollection tc;
Cursor.Current = Cursors.WaitCursor;
tvCat.BeginUpdate();
if (CONTEXT_TREE_NODE == null)
{
node = cont;
CONTEXT_XML_NODE = cont;
CONTEXT_TREE_NODE = tvCat.Nodes.Add(node.ID, UTIL_PrepareName(node));
CONTEXT_TREE_NODE.ImageKey = node.NodeType;
ACTION_SetTreeNodeName(CONTEXT_TREE_NODE, node);
tc = CONTEXT_TREE_NODE.Nodes;
tvCat.SelectedNode = CONTEXT_TREE_NODE;
}
else
{
tc = CONTEXT_TREE_NODE.Nodes;
node = CONTEXT_XML_NODE;
}
tc.Clear();
if ((node.NodeTypeCode != DEFX.NODE_TYPE_ATTRIBUTE) & (node.NodeTypeCode != DEFX.NODE_TYPE_COMMENT) & (node.NodeTypeCode != DEFX.NODE_TYPE_TEXT))
{
VXmlNodeCollection cn = node.AllChildNodes;
for (int i = 0; i < cn.Count; i++)
{
VXmlNode c = cn[i];
TreeNode tn = tc.Add(c.ID, UTIL_PrepareName(c));
tn.ImageKey = (c.NodeTypeCode == DEFX.NODE_TYPE_REFERENCE) ? ((VXmlReference)c).ReferenceNode.NodeType : c.NodeType;
ACTION_SetTreeNodeName(tn, c);
}
}
tvCat.EndUpdate();
Cursor.Current = Cursors.Default;
}
/// <summary>
/// Search (XQL)
/// </summary>
private void ACTION_SearchNode()
{
VXmlNode n = null;
string st = mnuSearchTextBox.Text.Trim();
if (st.Length > 0)
{
if (tsSearchType.Text == "ID")
{
int nv = 0;
bool IsNumeric = int.TryParse(st, out nv);
if (IsNumeric & (nv > 0))
{
n = cont.GetNode((long)nv);
if (n != null)
{
SHOW_NodeInTree(n);
}
else
{
MessageBox.Show("Node is not found, ID=" + nv.ToString(), "Lookup node", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
else
{
MessageBox.Show("Invalid node ID in request", "Lookup node", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
else
{
decimal d = 0;
if (CONTEXT_LIST_VIEW_ITEM == null)
{
n = CONTEXT_XML_NODE;
}
else
{
n = cont.GetNode(VSLib.ConvertStringToLong(CONTEXT_LIST_VIEW_ITEM.SubItems[0].Text));
}
if (n.NodeTypeCode == DEFX.NODE_TYPE_REFERENCE)
{
n = ((VXmlReference)n).ReferenceNode;
}
//n = CONTEXT_XML_NODE; // cont.GetNode(VSLib.ConvertStringToLong(tvCat.SelectedNode.Name));
VXmlNodeCollection l = null;
try
{
lbResult.Items.Clear();
pnQuery.Visible = true;
tsNodeCount.Text = "Running query...";
Application.DoEvents();
Cursor.Current = Cursors.WaitCursor;
long l_start = DateTime.Now.Ticks;
l = n.SelectNodes(st);
long l_end = DateTime.Now.Ticks;
d = l_end - l_start;
}
catch (VXmlException e1)
{
MessageBox.Show(e1.Message, "Error", MessageBoxButtons.OK);
}
if (l != null)
{
tsNodeCount.Text = "Selected " + l.Count.ToString() + " nodes in " + (d / 10000000).ToString("F") + " seconds";
Application.DoEvents();
Cursor.Current = Cursors.WaitCursor;
lbResult.BeginUpdate();
for (int i = 0; i < l.Count; i++)
{
lbResult.Items.Add("<Id:" + l[i].Id.ToString("D8") + "><Name:" + l[i].Name + "><Type:" + l[i].NodeType + ">");
}
lbResult.EndUpdate();
}
else
{
tsNodeCount.Text = "";
}
Cursor.Current = Cursors.Default;
pnQuery.Visible = true;
mnuHide.Visible = true;
SHOW_Buttons();
}
}
}
