private void UpdateTreeItemRenderer()
{
var filteredTreeView = TreeView as FilteredTreeView;
if (filteredTreeView != null)
{
TreeItemRenderer itemRenderer = TreeControl.ItemRenderer;
itemRenderer.FilteringPattern = m_searchInput.SearchPattern;
itemRenderer.FilteringStatus = filteredTreeView.GetNodeFilteringStatus;
}
}
private void UpdateTreeItemRenderer()
{
var filteredTreeView = TreeView as FilteredTreeView;
if (filteredTreeView != null)
{
TreeItemRenderer itemRenderer = TreeControl.ItemRenderer;
itemRenderer.FilteringPattern = m_TagPanel.TagList;
itemRenderer.FilteringStatus = filteredTreeView.GetNodeFilteringStatus;
}
}
/// <summary>
/// Performs custom actions after filtering finished</summary>
/// <param name="sender">Sender</param>
/// <param name="e">Event args</param>
protected void UpdateFiltering(object sender, EventArgs e)
{
if (TreeView == null || TreeControl == null || TreeView.Root == null)
{
return;
}
TreeControl.SuspendLayout();
bool search = !m_searchInput.IsNullOrEmpty();
if (!m_searching && search) // Search started: remember expansion
{
RememberExpansion();
m_selectedItems = RememberSelection();
}
TreeItemRenderer itemRenderer = this.TreeControl.ItemRenderer;
itemRenderer.FilteringPattern = m_searchInput.SearchPattern;
var filteredTreeView = TreeView as FilteredTreeView;
if (filteredTreeView != null)
{
if (search)
{
filteredTreeView.BuildTreeCache();
filteredTreeView.BuildVisibility();
filteredTreeView.IsFiltering = true;
if (itemRenderer.FilteringStatus == null)
{
itemRenderer.FilteringStatus = filteredTreeView.NodeCurrentFilteringStatus;
}
}
else
{
filteredTreeView.IsFiltering = false;
}
}
m_autoExpanding = true;
if (search)
{
TreeControlAdapter.TreeView = TreeView; // Force reload
ExpandAllMatches();
}
else if (m_searching) // Search stopped: restore expansion
{
TreeControlAdapter.TreeView = TreeView; // Force reload
IEnumerable <object> currentSelection = RememberSelection();
if (currentSelection != null && currentSelection.Any()) // if there are selected items during the searching
{
m_selectedItems = currentSelection;
}
RestoreExpansion();
RestoreSelection();
}
m_searching = search;
m_autoExpanding = false;
TreeControl.ResumeLayout();
}
