private void ExecuteInsertTextCommand(ref int iChar, string text)
{
string[] lines = text.Split('\n');
int iLine = 0;
foreach (var r in range.GetSubRanges(true))
{
var line = ts.CurrentTB[r.Start.iLine];
bool lineIsEmpty = r.End < r.Start && line.StartSpacesCount == line.Count;
if (!lineIsEmpty)
{
string insertedText = lines[iLine % lines.Length];
if (r.End < r.Start && insertedText != "")
{
//add forwarding spaces
insertedText = new string(' ', r.Start.iChar - r.End.iChar) + insertedText;
r.Start = r.End;
}
ts.CurrentTB.Selection = r;
var c = new InsertTextCommand(ts, insertedText);
c.Execute();
if (ts.CurrentTB.Selection.End.iChar > iChar)
{
iChar = ts.CurrentTB.Selection.End.iChar;
}
commandsByRanges.Add(c);
}
iLine++;
}
}
/// <summary>
/// Undo operation
/// </summary>
public override void Undo()
{
var tb = ts.CurrentTB;
ts.OnTextChanging();
tb.Selection.BeginUpdate();
for (int i = 0; i < ranges.Count; i++)
{
tb.Selection.Start = ranges[i].ReplacedRange.Start;
for (int j = 0; j < ranges[i].ReplaceText.Length; j++)
{
tb.Selection.GoRight(true);
}
ClearSelectedCommand.ClearSelected(ts);
int prevTextIndex = ranges.Count - 1 - i;
InsertTextCommand.InsertText(prevText[prevTextIndex], ts);
ts.OnTextChanged(ranges[i].ReplacedRange.Start.iLine, ranges[i].ReplacedRange.Start.iLine);
}
tb.Selection.EndUpdate();
ts.NeedRecalc(new TextSource.TextChangedEventArgs(0, 1));
}
/// <summary>
/// Undo operation
/// </summary>
public override void Undo()
{
ts.CurrentTB.Selection.Start = new Place(sel.FromX, Math.Min(sel.Start.iLine, sel.End.iLine));
ts.OnTextChanging();
InsertTextCommand.InsertText(deletedText, ts);
ts.OnTextChanged(sel.Start.iLine, sel.End.iLine);
ts.CurrentTB.Selection.Start = sel.Start;
ts.CurrentTB.Selection.End = sel.End;
}
/// <summary>
/// Undo operation
/// </summary>
public override void Undo()
{
var tb = ts.CurrentTB;
ts.OnTextChanging();
tb.Selection.BeginUpdate();
//tb.BeginUpdate();
for (int i = 0; i < iLines.Count; i++)
{
int iLine = iLines[i];
if (iLine < ts.Count)
{
tb.Selection.Start = new Place(0, iLine);
}
else
{
tb.Selection.Start = new Place(ts[ts.Count - 1].Count, ts.Count - 1);
}
InsertCharCommand.InsertLine(ts);
tb.Selection.Start = new Place(0, iLine);
string text = prevText[prevText.Count - i - 1];
InsertTextCommand.InsertText(text, ts);
ts[iLine].IsChanged = true;
if (iLine < ts.Count - 1)
{
ts[iLine + 1].IsChanged = true;
}
else
{
ts[iLine - 1].IsChanged = true;
}
if (text.Trim() != string.Empty)
{
ts.OnTextChanged(iLine, iLine);
}
}
//tb.EndUpdate();
tb.Selection.EndUpdate();
ts.NeedRecalc(new TextSource.TextChangedEventArgs(0, 1));
}
/// <summary>
/// Execute operation
/// </summary>
public override void Execute()
{
var tb = ts.CurrentTB;
prevText.Clear();
ts.OnTextChanging();
tb.Selection.BeginUpdate();
for (int i = ranges.Count - 1; i >= 0; i--)
{
tb.Selection.Start = ranges[i].ReplacedRange.Start;
tb.Selection.End = ranges[i].ReplacedRange.End;
prevText.Add(tb.Selection.Text);
ClearSelectedCommand.ClearSelected(ts);
InsertTextCommand.InsertText(ranges[i].ReplaceText, ts);
ts.OnTextChanged(ranges[i].ReplacedRange.Start.iLine, ranges[i].ReplacedRange.End.iLine);
}
tb.Selection.EndUpdate();
ts.NeedRecalc(new TextSource.TextChangedEventArgs(0, 1));
lastSel = new RangeInfo(tb.Selection);
}