private void UserControl_PointerCanceled(object sender, PointerRoutedEventArgs e)
{
TableViewModel.CancelIndexing(true);
lastIndex = -1;
lastStayedIndex = -1;
ShowHelperStoryboard.Pause();
HideHelperStoryboard.Begin();
}
private void IndexHelperElement_PointerPressed(object sender, PointerRoutedEventArgs e)
{
if (TableViewModel.MainPageViewModel.View.TableView.ColumnHighlighter.ColumnViewModel != null)
{
return;
}
CapturePointer(e.Pointer);
lastCapturedPointerId = e.Pointer.PointerId;
HideHelperStoryboard.Pause();
ShowHelperStoryboard.Begin();
}
private void UserControl_PointerCaptureLost(object sender, PointerRoutedEventArgs e)
{
ShowHelperStoryboard.Pause();
HideHelperStoryboard.Begin();
Point position = e.GetCurrentPoint(this).Position;
TableViewModel tvm = this.DataContext as TableViewModel;
var viewModel = tvm.MainPageViewModel.ExplorationViewModel.TopPageView.ViewModel;
if (viewModel.IsEmpty)
{
TableViewModel.CancelIndexing(true);
lastIndex = -1;
lastStayedIndex = -1;
return;
}
if (viewModel.IsNoPossibleVisualizationWarningVisible)
{
TableViewModel.CancelIndexing(true);
lastIndex = -1;
lastStayedIndex = -1;
return;
}
Debug.WriteLine((DateTime.Now - indexedDateTime).TotalMilliseconds);
if (lastStayedIndex >= 0 && (DateTime.Now - indexedDateTime).TotalMilliseconds <= Const.ColumnIndexerChatteringThreshold)
{
TableViewModel.IndexColumn(e.GetCurrentPoint(this).PointerId, lastStayedIndex);
Debug.WriteLine("chattering occurred");
Logger.Instance.Log($"chattering occurred, threshold: {Const.ColumnIndexerChatteringThreshold}");
}
viewModel.State = PageViewModel.PageViewState.Selected;
viewModel.StateChanged(tvm.MainPageViewModel.ExplorationViewModel.TopPageView);
TableViewModel.CancelIndexing(true);
lastIndex = -1;
lastStayedIndex = -1;
}
