public void Execute(ScNotification notification)
{
if (notification.Header.Code != (ulong) SciMsg.SCN_UPDATEUI)
return;
if (notification.Updated != (int) SciMsg.SC_UPDATE_SELECTION)
return;
var scintillaGateway = gatewayFactory();
var selectionLength = scintillaGateway.GetSelectionLength();
if (selectionLength != GuidHelperConstants.StartPartOfGuidLength
&& selectionLength != GuidHelperConstants.EndPartOfGuidLength)
return;
var anchor = scintillaGateway.GetAnchor();
var currentPos = scintillaGateway.GetCurrentPos();
var absolutePosStart = Position.Min(anchor, currentPos);
var lineNumber = scintillaGateway.LineFromPosition(absolutePosStart);
var lineContent = scintillaGateway.GetLine(lineNumber);
var absolutePosOfLine = scintillaGateway.PositionFromLine(lineNumber);
var relativeLineOfset = (absolutePosStart - absolutePosOfLine).Value;
var isLeftToRigthSelection = currentPos > anchor;
switch (selectionLength)
{
case GuidHelperConstants.StartPartOfGuidLength:
{
var isMatch = (lineContent.Length >= GuidHelperConstants.Regexlength + relativeLineOfset && GuidHelperConstants.GuidRex.IsMatch(lineContent, relativeLineOfset));
if (!isMatch)
return;
var end = new Position(absolutePosOfLine.Value + relativeLineOfset + GuidHelperConstants.Regexlength);
if (isLeftToRigthSelection)
{
scintillaGateway.SetAnchor(absolutePosStart);
scintillaGateway.SetCurrentPos(end);
}
else // "reverse" selection from right-to-left
{
scintillaGateway.SetAnchor(end);
scintillaGateway.SetCurrentPos(absolutePosStart);
}
}
break;
case GuidHelperConstants.EndPartOfGuidLength:
{
var isMatch = relativeLineOfset >= LengthGuidExceptLastPart
&& lineContent.Length >= GuidHelperConstants.Regexlength
&& GuidHelperConstants.GuidRex.IsMatch(lineContent, relativeLineOfset - LengthGuidExceptLastPart);
if (!isMatch)
return;
var finalStartSelection = new Position(absolutePosStart.Value - LengthGuidExceptLastPart);
var end = new Position(finalStartSelection.Value + GuidHelperConstants.Regexlength);
if (isLeftToRigthSelection)
{
scintillaGateway.SetAnchor(finalStartSelection);
scintillaGateway.SetCurrentPos(end);
}
else // "reverse" selection from right-to-left
{
scintillaGateway.SetAnchor(end);
scintillaGateway.SetCurrentPos(finalStartSelection);
}
}
break;
}
}
public static void OnNotification(ScNotification notification)
{
if (notification.Header.Code == (uint)NppMsg.NPPN_FILESAVED)
{
OnFileChanged();
return;
}
else if (notification.Header.Code == (uint)SciMsg.SCN_MODIFIED && (notification.ModificationType & (int)SciMsg.SC_MOD_INSERTTEXT) == (int)SciMsg.SC_MOD_INSERTTEXT)
{
OnFileOpened();
return;
}
var handler = _onNotified;
if (handler != null)
handler.Invoke(null, notification);
}
public static void OnNotification(ScNotification notification)
{
selectWholeGuidIfStartOrEndIsSelected.Execute(notification);
}