/// <summary>
/// Called when lines were inserted in ScrollLinesHost.
/// </summary>
/// <param name="insertAt">Index of the first inserted line.</param>
/// <param name="count">The count.</param>
protected override void OnLinesInserted(int insertAt, int count)
{
if (distances != null)
{
DistancesUtil.OnInserted(distances, ScrollLinesHost, insertAt, count);
}
}
/// <summary>
/// Inserts lines in the collection and raises the <see cref="LinesInserted"/> event.
/// </summary>
/// <param name="insertAtLine">The index of the first line to insert.</param>
/// <param name="count">The count.</param>
/// <param name="movelines">A container with saved state from a preceeding <see cref="RemoveLines"/> call when lines should be moved. When it is null empty lines with default size are inserted.</param>
public void InsertLines(int insertAtLine, int count, IEditableLineSizeHost movelines)
{
var moveLines = (LineSizeCollection)movelines;
lineSizes.Insert(insertAtLine, count, moveLines == null ? null : moveLines.lineSizes);
lineHidden.Insert(insertAtLine, count, moveLines == null ? null : moveLines.lineHidden);
Dictionary <int, LineSizeCollection> _lineNested = lineNested;
lineNested = new Dictionary <int, LineSizeCollection>();
foreach (KeyValuePair <int, LineSizeCollection> entry in _lineNested)
{
if (entry.Key >= insertAtLine)
{
lineNested.Add(entry.Key + count, entry.Value);
}
else
{
lineNested.Add(entry.Key, entry.Value);
}
}
if (moveLines != null)
{
foreach (KeyValuePair <int, LineSizeCollection> entry in moveLines.lineNested)
{
lineNested.Add(entry.Key + insertAtLine, entry.Value);
}
}
lineCount += count;
if (IsSuspendUpdates)
{
return;
}
if (distances != null)
{
DistancesUtil.OnInserted(distances, this, insertAtLine, count);
}
if (LinesInserted != null)
{
LinesInserted(this, new LinesInsertedEventArgs(insertAtLine, count));
}
}