/// <remarks>
/// Undo last operation
/// </remarks>
public void Undo()
{
// we clear all selection direct, because the redraw
// is done per refresh at the end of the action
// document.SelectionCollection.Clear();
document.UndoStack.AcceptChanges = false;
document.Replace(offset, text.Length, origText);
// document.Caret.Offset = Math.Min(document.TextLength, Math.Max(0, oldCaretPos));
document.UndoStack.AcceptChanges = true;
}
protected override void Convert(Document.Document document, int startLine, int endLine)
{
List <string> lines = new List <string>();
for (int i = startLine; i <= endLine; ++i)
{
LineSegment line = document.GetLineSegment(i);
lines.Add(document.GetText(line.Offset, line.Length));
}
for (int i = 0; i < lines.Count - 1; ++i)
{
if (lines[i] == "")
{
lines.RemoveAt(i);
--i;
}
}
for (int i = 0; i < lines.Count; ++i)
{
LineSegment line = document.GetLineSegment(startLine + i);
document.Replace(line.Offset, line.Length, lines[i].ToString());
}
// remove removed lines
for (int i = startLine + lines.Count; i <= endLine; ++i)
{
LineSegment line = document.GetLineSegment(startLine + lines.Count);
document.Remove(line.Offset, line.TotalLength);
}
}
protected override void Convert(Document.Document document, int startOffset, int length)
{
StringBuilder sb = new StringBuilder();
string sin = document.GetText(startOffset, length);
char lastChar = '_';
// Fix any errant spaces.
sin = sin.Replace(' ', '_');
if (sin != null)
{
foreach (char c in sin)
{
if (c == '_')
{
sb.Append(' ');
}
else if (lastChar == '_')
{
sb.Append(char.ToUpper(c));
}
else
{
sb.Append(char.ToLower(c));
}
lastChar = c;
}
}
document.Replace(startOffset, length, sb.ToString());
}
protected override void Convert(Document.Document document, int y1, int y2)
{
for (int i = y2; i >= y1; --i)
{
LineSegment line = document.GetLineSegment(i);
if (line.Length > 0)
{
// count how many whitespace characters there are at the start
int whiteSpace;
for (whiteSpace = 0; whiteSpace < line.Length && char.IsWhiteSpace(document.GetCharAt(line.Offset + whiteSpace)); whiteSpace++)
{
// deliberately empty
}
if (whiteSpace > 0)
{
string newLine = document.GetText(line.Offset, whiteSpace);
string newPrefix = newLine.Replace("\t", new string(' ', Shared.TEP.TabIndent));
document.Replace(line.Offset, whiteSpace, newPrefix);
}
}
}
}
protected override void Convert(Document.Document document, int startOffset, int length)
{
string what = document.GetText(startOffset, length);
string spaces = new string(' ', Shared.TEP.TabIndent);
document.Replace(startOffset, length, what.Replace(spaces, "\t"));
}
protected override void Convert(Document.Document document, int startOffset, int length)
{
StringBuilder what = new StringBuilder(document.GetText(startOffset, length));
for (int i = 0; i < what.Length; ++i)
{
what[i] = char.IsUpper(what[i]) ? Char.ToLower(what[i]) : Char.ToUpper(what[i]);
}
document.Replace(startOffset, length, what.ToString());
}
protected override void Convert(Document.Document document, int startOffset, int length)
{
StringBuilder what = new StringBuilder(document.GetText(startOffset, length));
for (int i = 0; i < what.Length; ++i)
{
if (!char.IsLetter(what[i]) && i < what.Length - 1)
{
what[i + 1] = char.ToUpper(what[i + 1]);
}
}
document.Replace(startOffset, length, what.ToString());
}
protected override void Convert(Document.Document document, int y1, int y2)
{
for (int i = y2; i >= y1; --i)
{
LineSegment line = document.GetLineSegment(i);
if (line.Length > 0)
{
// note: some users may prefer a more radical ConvertLeadingSpacesToTabs that
// means there can be no spaces before the first character even if the spaces
// didn't add up to a whole number of tabs
string newLine = TextUtilities.LeadingWhiteSpaceToTabs(document.GetText(line.Offset, line.Length), Shared.TEP.TabIndent);
document.Replace(line.Offset, line.Length, newLine);
}
}
}
protected override void Convert(Document.Document document, int startOffset, int length)
{
string sin = document.GetText(startOffset, length);
string sout;
try
{
XDocument doc = XDocument.Parse(sin);
sout = doc.ToString();
}
catch (Exception)
{
sout = sin;
}
document.Replace(startOffset, length, sout);
}
protected override void Convert(Document.Document document, int startOffset, int length)
{
StringBuilder sb = new StringBuilder();
string sin = document.GetText(startOffset, length);
char lastChar = sin[0];
foreach (char c in sin)
{
if (char.IsUpper(c) && char.IsLower(lastChar))
{
sb.Append(' ');
sb.Append(c);
}
else
{
sb.Append(c);
}
lastChar = c;
}
document.Replace(startOffset, length, sb.ToString());
}
protected override void Convert(Document.Document document, int startOffset, int length)
{
string sin = document.GetText(startOffset, length);
document.Replace(startOffset, length, sin.Replace(' ', '_').ToUpper());
}
protected override void Convert(Document.Document document, int startOffset, int length)
{
string what = document.GetText(startOffset, length).ToLower();
document.Replace(startOffset, length, what);
}
