public void Search(string search)
{
var selection = this.GetSelection();
m_Search = SearchTextParser.Parse(search);
base.searchString = search;
if (selection != null && selection.Count > 0)
{
this.SetSelection(selection, TreeViewSelectionOptions.FireSelectionChanged | TreeViewSelectionOptions.RevealAndFrame);
}
}
public void Search(string search)
{
m_HasSearch = !string.IsNullOrEmpty(search);
var selectedId = -1;
var selection = new List <int>(this.GetSelection());
if (selection != null && selection.Count != 0)
{
selectedId = selection[0];
}
selection.Clear();
m_Search = SearchTextParser.Parse(search);
// I don't use the TreeViewControl base.searchString API, because I didn't get
// it to work to display filtered content sorted.
// Therefore I perform the filter myself as seen below, by building a new tree
// containing a flat list of filtered items only.
//base.searchString = search;
if (!m_HasSearch)
{
m_ActiveTree = m_Tree;
}
else
{
// Create a node that contains all items that match the search
m_ActiveTree = new TreeViewItem {
id = 0, depth = -1, displayName = "Root"
};
// Get all items in the tree as a flat list
var itemsToProcess = new List <TreeViewItem>();
itemsToProcess.Add(m_Tree);
for (var n = 0; n < itemsToProcess.Count; ++n)
{
var item = itemsToProcess[n];
if (item == null)
{
continue;
}
if (item.hasChildren)
{
itemsToProcess.AddRange(item.children); // process all children too (this makes it kind of recursive)
}
if (item.id == 0)
{
continue; // ignore tree root node itself
}
if (!DoesItemMatchSearch(item, search))
{
continue;
}
// Keep track of the selected item
if (selectedId == item.id)
{
selection = new List <int>();
selection.Add(selectedId);
}
m_ActiveTree.AddChild(item);
}
// If the search didn't find any item, make sure to add at least one
// invisible item, otherwise the TreeViewControl displays an error.
if (!m_ActiveTree.hasChildren)
{
m_ActiveTree.AddChild(new TreeViewItem {
id = m_ActiveTree.id + 1, depth = -1, displayName = ""
});
}
}
SortItemsRecursive(m_ActiveTree, OnSortItem);
Reload();
if (selection != null && selection.Count > 0)
{
this.SetSelection(selection, TreeViewSelectionOptions.FireSelectionChanged | TreeViewSelectionOptions.RevealAndFrame);
}
}
