static FarItem NewItem(string text, EventHandler<MenuEventArgs> click)
{
SetItem item = new SetItem() { Text = text };
if (click == null)
item.IsSeparator = true;
else
item.Click = click;
return item;
}
public static void ExpandText(ILine editLine, int replacementIndex, int replacementLength, IList words)
{
bool isEmpty = words.Count == 0;
var text = editLine.Text;
var last = replacementIndex + replacementLength - 1;
bool custom = last > 0 && last < text.Length && text[last] == '='; //_140112_150217 last can be out of range
// select a word
string word;
if (words.Count == 1)
{
// 1 word
if (words[0] == null)
return;
word = TECompletionText(words[0]);
}
else
{
// make menu
IListMenu menu = Far.Api.CreateListMenu();
var cursor = Far.Api.UI.WindowCursor;
menu.X = cursor.X;
menu.Y = cursor.Y;
Settings.Default.PopupMenu(menu);
if (isEmpty)
{
menu.Add(Res.Empty).Disabled = true;
menu.NoInfo = true;
menu.Show();
return;
}
menu.Incremental = "*";
menu.IncrementalOptions = PatternOptions.Substring;
foreach (var it in words)
{
if (it == null) continue;
var item = new SetItem();
item.Text = TEListItemText(it);
item.Data = it;
menu.Items.Add(item);
}
if (menu.Items.Count == 0)
return;
if (menu.Items.Count == 1)
{
word = TECompletionText(menu.Items[0].Data);
}
else
{
// show menu
if (!menu.Show())
return;
word = TECompletionText(menu.Items[menu.Selected].Data);
}
}
// replace
// head before replaced part
string head = text.Substring(0, replacementIndex);
// custom pattern
int index, caret;
if (custom && (index = word.IndexOf('#')) >= 0)
{
word = word.Substring(0, index) + word.Substring(index + 1);
caret = head.Length + index;
}
// standard
else
{
caret = head.Length + word.Length;
}
// set new text = old head + expanded + old tail
editLine.Text = head + word + text.Substring(replacementIndex + replacementLength);
// set caret
editLine.Caret = caret;
}