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;
}
public static void ExpandCode(ILine editLine, Runspace runspace)
{
InitTabExpansion();
// hot line
if (editLine == null)
{
editLine = Far.Api.Line;
if (editLine == null)
{
A.Message("There is no current editor line.");
return;
}
}
int lineOffset = 0;
string inputScript;
int cursorColumn;
var prefix = string.Empty;
IEditor editor = null;
EditorConsole console;
EditorConsole.Area area;
// script?
if (A.Psf.PSVersion.Major > 2 && editLine.WindowKind == WindowKind.Editor && My.PathEx.IsPSFile((editor = Far.Api.Editor).FileName))
{
int lineIndex = editor.Caret.Y;
int lastIndex = editor.Count - 1;
// previous text
var sb = new StringBuilder();
for (int i = 0; i < lineIndex; ++i)
sb.AppendLine(editor[i].Text);
// current line
lineOffset = sb.Length;
cursorColumn = lineOffset + editLine.Caret;
// remaining text
for (int i = lineIndex; i < lastIndex; ++i)
sb.AppendLine(editor[i].Text);
sb.Append(editor[lastIndex]);
// whole text
inputScript = sb.ToString();
}
// area?
else if (editor != null && (console = editor.Host as EditorConsole) != null && (area = console.GetCommandArea()) != null)
{
int lineIndex = area.Caret.Y;
int lastIndex = area.LastLineIndex;
// previous text
var sb = new StringBuilder();
for (int i = area.FirstLineIndex; i < lineIndex; ++i)
sb.AppendLine(editor[i].Text);
// current line
lineOffset = sb.Length;
cursorColumn = lineOffset + area.Caret.X;
// remaining text
for (int i = lineIndex; i < lastIndex; ++i)
sb.AppendLine(editor[i].Text);
sb.Append(editor[lastIndex]);
// whole text
inputScript = sb.ToString();
}
// line
else
{
// original line
inputScript = editLine.Text;
cursorColumn = editLine.Caret;
// process prefix, used to be just for panels but it is needed in dialogs, too
Entry.SplitCommandWithPrefix(ref inputScript, out prefix);
// correct caret
cursorColumn -= prefix.Length;
if (cursorColumn < 0)
return;
}
// skip empty (also avoid errors)
if (inputScript.Length == 0)
return;
// invoke
try
{
// call TabExpansion
Hashtable result;
using (var ps = runspace == null ? A.Psf.NewPowerShell() : PowerShell.Create())
{
if (runspace != null)
ps.Runspace = runspace;
result = (Hashtable)ps.AddScript(_callTabExpansion, true).AddArgument(inputScript).AddArgument(cursorColumn).Invoke()[0].BaseObject;
}
// results
var words = Cast<IList>.From(result["CompletionMatches"]); //! remote gets PSObject
int replacementIndex = (int)result["ReplacementIndex"];
int replacementLength = (int)result["ReplacementLength"];
replacementIndex -= lineOffset;
if (replacementIndex < 0 || replacementLength < 0)
return;
// variables from the current editor
if (editLine.WindowKind == WindowKind.Editor)
{
// replaced text
var lastWord = inputScript.Substring(lineOffset + replacementIndex, replacementLength);
//! as TabExpansion.ps1 but ends with \$(\w*)$
var matchVar = Regex.Match(lastWord, @"^(.*[!;\(\{\|""'']*)\$(global:|script:|private:)?(\w*)$", RegexOptions.IgnoreCase);
if (matchVar.Success)
{
var start = matchVar.Groups[1].Value;
var scope = matchVar.Groups[2].Value;
var re = new Regex(@"\$(global:|script:|private:)?(" + scope + matchVar.Groups[3].Value + @"\w+:?)", RegexOptions.IgnoreCase);
var variables = new HashSet<string>(StringComparer.OrdinalIgnoreCase);
foreach (var line1 in Far.Api.Editor.Lines)
{
foreach (Match m in re.Matches(line1.Text))
{
var all = m.Value;
if (all[all.Length - 1] != ':')
{
variables.Add(start + all);
if (scope.Length == 0 && m.Groups[1].Value.Length > 0)
variables.Add(start + "$" + m.Groups[2].Value);
}
}
}
// union lists
foreach (var x in words)
if (x != null)
variables.Add(TECompletionText(x));
// final sorted list
words = variables.OrderBy(x => x, StringComparer.OrdinalIgnoreCase).ToList();
}
}
// expand
ExpandText(editLine, replacementIndex + prefix.Length, replacementLength, words);
}
catch (RuntimeException) { }
}
public static void CompleteText(ILine editLine, string tail, string line, string lastWord, IEnumerable words)
{
// menu
IListMenu menu = Far.Api.CreateListMenu();
var cursor = Far.Api.UI.WindowCursor;
menu.X = cursor.X;
menu.Y = cursor.Y;
Settings.Default.PopupMenu(menu);
menu.Incremental = lastWord + "*";
menu.IncrementalOptions = PatternOptions.Prefix;
foreach (var it in words)
{
if (it == null)
continue;
var candidate = it.ToString();
if (candidate.Length == 0)
{
menu.Add(string.Empty).IsSeparator = true;
continue;
}
if (lastWord.Length == 0 || candidate.StartsWith(lastWord, StringComparison.OrdinalIgnoreCase))
menu.Add(candidate);
}
if (menu.Items.Count == 0)
{
menu.Add(Res.Empty).Disabled = true;
menu.NoInfo = true;
menu.Show();
return;
}
string word;
if (menu.Items.Count == 1)
{
word = menu.Items[0].Text;
}
else
{
// show menu
if (!menu.Show())
return;
word = menu.Items[menu.Selected].Text;
}
// expand last word
// head before the last word
line = line.Substring(0, line.Length - lastWord.Length);
// new caret
int caret = line.Length + word.Length;
// set new text = old head + expanded + old tail
editLine.Text = line + word + tail;
// set caret
editLine.Caret = caret;
}
public void ExpandCode(ILine editLine)
{
EditorKit.ExpandCode(editLine, null);
}
public static void CompleteWord(ILine editLine, IEnumerable words)
{
// hot line
if (editLine == null)
{
editLine = Far.Api.Line;
if (editLine == null)
{
A.Message("There is no current editor line.");
return;
}
}
// line and last word
string text = editLine.Text;
string head = text.Substring(0, editLine.Caret);
string tail = text.Substring(head.Length);
Match match = Regex.Match(head, @"(?:^|\s)(\S+)$");
string lastWord = match.Success ? match.Groups[1].Value : string.Empty;
// complete
CompleteText(editLine, tail, head, lastWord, words);
}
