/// <summary>
/// Applies the file state to a scintilla control
/// </summary>
public static void ApplyFileState(ITabbedDocument document, Boolean restorePosition)
{
try
{
if (!document.IsEditable) return;
String fileStateDir = FileNameHelper.FileStateDir;
String fileName = ConvertToFileName(document.FileName);
String stateFile = Path.Combine(fileStateDir, fileName + ".fdb");
if (File.Exists(stateFile))
{
StateObject so = new StateObject();
so = (StateObject)ObjectSerializer.Deserialize(stateFile, so);
ApplyStateObject(document.SciControl, so, restorePosition);
}
}
catch (Exception ex)
{
ErrorManager.ShowError(ex);
}
}
/// <summary>
/// Applies the state object to a scintilla control
/// </summary>
private static void ApplyStateObject(ScintillaControl sci, StateObject so, Boolean restorePosition)
{
if (so.LineCount != sci.LineCount) return;
sci.Refresh(); // Update the scintilla control state
for (Int32 i = 0; i < so.FoldedLines.Count; i++)
{
Int32 foldedLine = so.FoldedLines[i];
sci.ToggleFold(foldedLine);
}
if (so.BookmarkedLines != null)
{
for (Int32 i = 0; i < so.BookmarkedLines.Count; i++)
{
Int32 bookmarkedLine = so.BookmarkedLines[i];
sci.MarkerAdd(bookmarkedLine, 0);
}
sci.Refresh(); // Update again
}
if (restorePosition)
{
sci.FirstVisibleLine = so.LineScroll;
Int32 line = sci.LineFromPosition(so.Position);
sci.SetSel(so.Position, so.Position);
sci.EnsureVisible(line);
}
}
/// <summary>
/// Gets the state object from a scintilla control
/// </summary>
private static StateObject GetStateObject(ScintillaControl sci)
{
StateObject so = new StateObject();
so.LineCount = sci.LineCount;
so.Position = sci.CurrentPos;
so.FileName = sci.FileName;
so.LineScroll = sci.FirstVisibleLine;
for (Int32 line = 0;; line++)
{
Int32 lineNext = sci.ContractedFoldNext(line);
if ((line < 0) || (lineNext < line)) break;
line = lineNext;
so.FoldedLines.Add(line);
}
Int32 lineBookmark = -1;
while ((lineBookmark = sci.MarkerNext(lineBookmark + 1, 1 << 0)) >= 0)
{
so.BookmarkedLines.Add(lineBookmark);
}
return so;
}
/// <summary>
/// Gets the state object from a scintilla control
/// </summary>
private static StateObject GetStateObject(ScintillaControl sci)
{
StateObject so = new StateObject();
so.LineCount = sci.LineCount;
so.Position = sci.CurrentPos;
so.FileName = sci.FileName;
for (Int32 i = 0; i < sci.LineCount; i++)
{
if (!sci.FoldExpanded(i)) so.FoldedLines.Add(i);
if ((sci.MarkerGet(i) & (1 << 0)) != 0)
{
so.BookmarkedLines.Add(i);
}
}
return so;
}
