private void AutoCompleteListBox_OnSelectionChanged(object sender, SelectionChangedEventArgs e)
{
if (AutoCompleteListBox.SelectedItem == null)
{
AutoCompleteListBox.SelectedIndex = 0;
}
else
{
AutoCompleteListBox.ScrollIntoView(AutoCompleteListBox.SelectedItem);
}
}
private void ShowAutoCompleteListBox(bool deleting_chars)
{
//
// We only support CustomSource by now
//
IList source = auto_complete_cb_source == null ? auto_complete_custom_source : (IList)auto_complete_cb_source.Items;
bool append = auto_complete_mode == AutoCompleteMode.Append || auto_complete_mode == AutoCompleteMode.SuggestAppend;
bool suggest = auto_complete_mode == AutoCompleteMode.Suggest || auto_complete_mode == AutoCompleteMode.SuggestAppend;
if (Text.Length == 0)
{
if (auto_complete_listbox != null)
{
auto_complete_listbox.HideListBox(false);
}
return;
}
if (auto_complete_matches == null)
{
auto_complete_matches = new List <string> ();
}
string text = Text;
auto_complete_matches.Clear();
for (int i = 0; i < source.Count; i++)
{
string item_text = auto_complete_cb_source == null ? auto_complete_custom_source [i] :
auto_complete_cb_source.GetItemText(auto_complete_cb_source.Items [i]);
if (item_text.StartsWith(text, StringComparison.CurrentCultureIgnoreCase))
{
auto_complete_matches.Add(item_text);
}
}
auto_complete_matches.Sort();
// Return if we have a single exact match
if ((auto_complete_matches.Count == 0) || (auto_complete_matches.Count == 1 &&
auto_complete_matches [0].Equals(text, StringComparison.CurrentCultureIgnoreCase)))
{
if (auto_complete_listbox != null && auto_complete_listbox.Visible)
{
auto_complete_listbox.HideListBox(false);
}
return;
}
auto_complete_selected_index = suggest ? -1 : 0;
if (suggest)
{
if (auto_complete_listbox == null)
{
auto_complete_listbox = new AutoCompleteListBox(this);
}
// Show or update auto complete listbox contents
auto_complete_listbox.Location = PointToScreen(new Point_(0, Height));
auto_complete_listbox.ShowListBox();
}
if (append && !deleting_chars)
{
AppendAutoCompleteMatch(0);
}
document.MoveCaret(CaretDirection.End);
}
private void ShowAutoCompleteListBox (bool deleting_chars)
{
//
// We only support CustomSource by now
//
IList source = auto_complete_cb_source == null ? auto_complete_custom_source : (IList)auto_complete_cb_source.Items;
bool append = auto_complete_mode == AutoCompleteMode.Append || auto_complete_mode == AutoCompleteMode.SuggestAppend;
bool suggest = auto_complete_mode == AutoCompleteMode.Suggest || auto_complete_mode == AutoCompleteMode.SuggestAppend;
if (Text.Length == 0) {
if (auto_complete_listbox != null)
auto_complete_listbox.HideListBox (false);
return;
}
if (auto_complete_matches == null)
auto_complete_matches = new List<string> ();
string text = Text;
auto_complete_matches.Clear ();
for (int i = 0; i < source.Count; i++) {
string item_text = auto_complete_cb_source == null ? auto_complete_custom_source [i] :
auto_complete_cb_source.GetItemText (auto_complete_cb_source.Items [i]);
if (item_text.StartsWith (text, StringComparison.CurrentCultureIgnoreCase))
auto_complete_matches.Add (item_text);
}
auto_complete_matches.Sort ();
// Return if we have a single exact match
if ((auto_complete_matches.Count == 0) || (auto_complete_matches.Count == 1 &&
auto_complete_matches [0].Equals (text, StringComparison.CurrentCultureIgnoreCase))) {
if (auto_complete_listbox != null && auto_complete_listbox.Visible)
auto_complete_listbox.HideListBox (false);
return;
}
auto_complete_selected_index = suggest ? -1 : 0;
if (suggest) {
if (auto_complete_listbox == null)
auto_complete_listbox = new AutoCompleteListBox (this);
// Show or update auto complete listbox contents
auto_complete_listbox.Location = PointToScreen (new Point (0, Height));
auto_complete_listbox.ShowListBox ();
}
if (append && !deleting_chars)
AppendAutoCompleteMatch (0);
document.MoveCaret (CaretDirection.End);
}
