public void ChangeSelection(SelectionPosition position)
{
SourceEditor.Select(
position == SelectionPosition.BodyStart ? 0
: position == SelectionPosition.BodyEnd ? SourceEditor.TextLength
: 0,
0);
}
/// <summary>
/// If the specified markers exist in the editor text,
/// delete the first instance of each and position the
/// selection at the markers.
/// </summary>
public bool SelectAndDelete(string startMarker, string endMarker)
{
string html = SourceEditor.Text;
int startIndex, startLen;
FindMarker(html, startMarker, out startIndex, out startLen);
int endIndex, endLen;
FindMarker(html, endMarker, out endIndex, out endLen);
if (startIndex > endIndex)
{
Trace.Fail("Selection startIndex is before endIndex--this should never happen");
int temp = startIndex;
startIndex = endIndex;
endIndex = temp;
temp = startLen;
startLen = endLen;
endLen = temp;
}
if (endIndex >= 0)
{
html = html.Substring(0, endIndex) + html.Substring(endIndex + endLen);
}
if (startIndex >= 0)
{
html = html.Substring(0, startIndex) + html.Substring(startIndex + startLen);
if (endIndex >= 0)
{
endIndex -= startLen;
}
}
SourceEditor.Text = html;
if (startIndex >= 0)
{
SourceEditor.Select(startIndex, endIndex - startIndex);
SourceEditor.ScrollToCaret();
return(true);
}
return(false);
}
