private static void GroupListItems(ListView listView, TokenGrouping grouping)
{
listView.BeginUpdate();
Dictionary <string, List <ListViewItem> > groups = new Dictionary <string, List <ListViewItem> >();
listView.Groups.Clear();
foreach (ListViewItem item in listView.Items)
{
if (grouping == null)
{
item.Group = null;
continue;
}
if (item.Tag is ProcessTokenEntry entry)
{
string group_name = grouping.MapToGroup(entry);
if (!groups.ContainsKey(group_name))
{
groups.Add(group_name, new List <ListViewItem>());
}
groups[group_name].Add(item);
}
}
foreach (var pair in groups.OrderBy(p => p.Key))
{
var group = new ListViewGroup(pair.Key, HorizontalAlignment.Left);
listView.Groups.Add(group);
group.Items.AddRange(pair.Value.ToArray());
}
listView.EndUpdate();
}
private void AddGrouping(TokenGrouping grouping)
{
var item = groupByToolStripMenuItem.DropDownItems.Add(grouping.Name);
item.Tag = grouping;
item.Click += groupItemsToolStripMenuItem_Click;
}
private void AddGrouping(string name, Func <ProcessTokenEntry, string> map_to_group)
{
TokenGrouping grouping = new TokenGrouping(name, map_to_group);
var item = groupByToolStripMenuItem.DropDownItems.Add(name);
item.Tag = grouping;
item.Click += groupItemsToolStripMenuItem_Click;
}
private void groupItemsToolStripMenuItem_Click(object sender, EventArgs e)
{
if (sender is ToolStripMenuItem tool_strip)
{
foreach (var item in tool_strip.GetCurrentParent().Items.OfType <ToolStripMenuItem>())
{
item.Checked = false;
}
tool_strip.Checked = true;
_process_grouping = tool_strip.Tag as TokenGrouping;
GroupListItems(listViewProcesses, _process_grouping);
}
else
{
GroupListItems(listViewProcesses, _process_grouping);
}
}
