public bool BeforeKeyPress(string key, TextSelection selection, bool inStatementCompletion, ref bool cancelKeyPress)
{
if (!selection.IsEmpty || key != _key)
{
return(false);
}
cancelKeyPress = true;
var closeUndoContext = !DTE.UndoContext.IsOpen;
if (closeUndoContext)
{
selection.BeginUpdate("insert " + _template);
}
selection.Insert(_template);
if (_caret != 0)
{
selection.CharLeft(false, -_caret);
}
if (closeUndoContext)
{
selection.EndUpdate();
}
return(true);
}
private void ApplyInline(TextSelection selection)
{
var closeUndoContext = false;
if (!selection.DTE.UndoContext.IsOpen)
{
selection.BeginUpdate("Surround With " + Name);
closeUndoContext = true;
}
var sb = new StringBuilder();
sb.Append(_preText[0]);
sb.Append(selection.Text);
sb.Append(_postText[0]);
var line = selection.TopLine;
var col = selection.TopPoint.DisplayColumn;
selection.Delete();
selection.Insert(sb.ToString());
if (_caretLine >= 0)
{
selection.MoveToDisplayColumn(line, col + _caretCol - 1);
}
else
{
selection.MoveToDisplayColumn(line, col, true);
}
if (closeUndoContext)
{
selection.EndUpdate();
}
}
public void Apply(TextSelection selection)
{
if (Inline)
{
ApplyInline(selection);
return;
}
var closeUndoContext = false;
if (!selection.DTE.UndoContext.IsOpen)
{
selection.BeginUpdate("Surround With " + Name);
closeUndoContext = true;
}
if (_extendSelection)
{
selection.ExtendToFullLine();
}
var indentSize = selection.Text.Lines().Where(l => !string.IsNullOrWhiteSpace(l)).Min(l => l.Length - l.TrimStart().Length);
var content = selection.Text.Lines();
var leadingSpace = new string(' ', indentSize);
var indent = new string(' ', selection.Parent.IndentSize);
var sb = new StringBuilder();
foreach (var s in _preText)
{
sb.Append(leadingSpace).AppendLine(s);
}
foreach (var s in content)
{
if (_indentSelection)
{
sb.Append(indent);
}
sb.AppendLine(s);
}
foreach (var s in _postText)
{
sb.Append(leadingSpace).AppendLine(s);
}
var line = selection.TopLine;
var col = selection.TopPoint.DisplayColumn;
selection.Delete();
selection.Insert(sb.ToString());
if (_caretLine >= _preText.Length)
{
selection.MoveToLineAndOffset(line + _caretLine + content.Count, _caretCol + indentSize, false);
}
else if (_caretLine >= 0)
{
selection.MoveToLineAndOffset(line + _caretLine, _caretCol + indentSize, false);
}
else
{
selection.MoveToDisplayColumn(line, col, true);
}
if (closeUndoContext)
{
selection.EndUpdate();
}
}