protected override void OnColumnClick(ColumnClickEventArgs e)
{
base.OnColumnClick(e);
var new_sorting_column = Columns[e.Column];
SortOrder sort_order;
if (SortingColumn == null)
{
sort_order = SortOrder.Ascending;
}
else
{
if (new_sorting_column == SortingColumn)
{
if (SortingColumn.Text.StartsWith("> "))
{
sort_order = SortOrder.Descending;
}
else
{
sort_order = SortOrder.Ascending;
}
}
else
{
sort_order = SortOrder.Ascending;
}
SortingColumn.Text = SortingColumn.Text.Substring(2);
}
SortingColumn = new_sorting_column;
if (sort_order == SortOrder.Ascending)
{
SortingColumn.Text = "> " + SortingColumn.Text;
}
else
{
SortingColumn.Text = "< " + SortingColumn.Text;
}
ListViewItemSorter =
new ListViewComparer(e.Column, sort_order);
Sort();
}
private void btn_sortSites_Click(object sender, EventArgs e)
{
ColumnClickEventArgs eArgs = new ColumnClickEventArgs(1);
ListViewComparer.ColumnHeaderClickEvent(sender, eArgs, lw_Sites);
}
private void listView_ColumnClick(object sender, ColumnClickEventArgs e)
{
ListViewComparer.ColumnHeaderClickEvent(sender, e, (ListView)sender);
}
protected override void OnLoad(EventArgs e)
{
listViewcomparer = new ListViewComparer(listViewThreads);
listViewThreads.ListViewItemSorter = listViewcomparer;
listViewThreads.Sorting = SortOrder.Ascending;
}