private void OverviewValueChanged(object p)
{
lock (_lockObject)
{
if ((p is double) == false)
{
return;
}
double param = (double)p;
if (_IgnoreNextSliderValueChange == true)
{
if (_LastLineToSync == (int)param)
{
return;
}
_IgnoreNextSliderValueChange = false;
return;
}
_LastLineToSync = (int)param;
IDiffSideViewModel nonActView;
IDiffSideViewModel activeView = DiffCtrl.GetActiveView(out nonActView);
var gotoPos = new DiffViewPosition((int)param, 0);
DiffCtrl.ScrollToLine(gotoPos, nonActView, activeView, false);
}
}
private void UpdateOtherView(CaretPositionChangedEvent e,
IDiffSideViewModel otherView)
{
if (otherView != null)
{
switch (e.ChangeType)
{
case CaretChangeType.ColumnAndLine:
otherView.Line = e.Line;
otherView.Column = e.Column;
break;
case CaretChangeType.Column:
otherView.Column = e.Column;
break;
case CaretChangeType.Line:
otherView.Line = e.Line;
break;
default:
throw new NotImplementedException(e.ChangeType.ToString());
}
}
}
/// <summary>
/// Gets the view (of the 2 side by side views) that was activated last
/// (had the focus the last time)
/// </summary>
/// <returns></returns>
public IDiffSideViewModel GetActiveView(out IDiffSideViewModel nonActiveView)
{
nonActiveView = null;
if (ViewA == null && ViewB == null)
{
return(null);
}
if (ViewA == null)
{
return(ViewB);
}
if (ViewB == null)
{
return(ViewA);
}
if (ViewA.ViewActivation < ViewB.ViewActivation)
{
nonActiveView = ViewA;
return(ViewB);
}
nonActiveView = ViewB;
return(ViewA);
}
private bool OverviewValueChangedCanExecute()
{
IDiffSideViewModel nonActView;
IDiffSideViewModel activeView = DiffCtrl.GetActiveView(out nonActView);
if (activeView == null)
{
return(false);
}
return(true);
}
/// <summary>
/// Moves both views to the requested line position.
/// </summary>
/// <param name="gotoPos"></param>
/// <param name="viewA"></param>
/// <param name="viewB"></param>
/// <param name="positionCursor"></param>
public void ScrollToLine(IDiffViewPosition gotoPos,
IDiffSideViewModel viewA,
IDiffSideViewModel viewB,
bool positionCursor)
{
if (viewA != null)
{
viewA.ScrollToLine(gotoPos.Line + 1, positionCursor);
viewA.SetPosition(gotoPos);
}
if (viewB != null)
{
viewB.ScrollToLine(gotoPos.Line + 1, positionCursor);
viewB.SetPosition(gotoPos);
}
}
