private void OnIsVisibleChanged(object sender, DependencyPropertyChangedEventArgs e)
{
if (IsVisible)
{
Dispatcher.BeginInvoke(new Action(() => SegmentsDataGrid.Focus()));
}
}
private void ViewModel_PropertyChanged(object sender, PropertyChangedEventArgs e)
{
var vm = (SegmentsViewModel)sender;
switch (e.PropertyName)
{
case "Varieties":
DispatcherHelper.CheckBeginInvokeOnUI(LoadCollectionView);
break;
case "SelectedSegment":
DispatcherHelper.CheckBeginInvokeOnUI(() =>
{
if (_selectMonitor.Busy)
{
return;
}
using (_selectMonitor.Enter())
{
SegmentsDataGrid.SelectedCellRanges.Clear();
if (vm.SelectedSegment != null)
{
VarietyViewModel variety = vm.SelectedSegment.Variety;
int itemIndex = SegmentsDataGrid.Items.IndexOf(variety);
SegmentsDataGrid.BringItemIntoView(variety);
SegmentsDataGrid.Dispatcher.BeginInvoke(new Action(() =>
{
var row = (DataRow)SegmentsDataGrid.GetContainerFromIndex(itemIndex);
if (row != null)
{
Cell cell = row.Cells.Single(c => c.DataContext == vm.SelectedSegment);
SegmentsDataGrid.SelectedCellRanges.Add(new SelectionCellRange(itemIndex, cell.ParentColumn.Index));
cell.BringIntoView();
}
}), DispatcherPriority.Background);
}
}
});
break;
}
}
private void ViewModel_PropertyChanged(object sender, PropertyChangedEventArgs e)
{
var vm = (SegmentMappingsTableViewModel)sender;
switch (e.PropertyName)
{
case "SelectedSegmentPair":
DispatcherHelper.CheckBeginInvokeOnUI(() =>
{
if (_selectMonitor.Busy)
{
return;
}
using (_selectMonitor.Enter())
{
SegmentsDataGrid.SelectedCellRanges.Clear();
if (vm.SelectedSegmentPair != null)
{
SegmentMappingsTableSegmentViewModel segment = vm.SelectedSegmentPair.Segment1;
int itemIndex = SegmentsDataGrid.Items.IndexOf(segment);
SegmentsDataGrid.BringItemIntoView(segment);
SegmentsDataGrid.Dispatcher.BeginInvoke(new Action(() =>
{
var row = (DataRow)SegmentsDataGrid.GetContainerFromIndex(itemIndex);
if (row != null)
{
Cell cell = row.Cells.Single(c => c.Content == vm.SelectedSegmentPair);
SegmentsDataGrid.SelectedCellRanges.Add(new SelectionCellRange(itemIndex, cell.ParentColumn.Index));
SegmentsDataGrid.CurrentItem = segment;
SegmentsDataGrid.CurrentColumn = cell.ParentColumn;
cell.BringIntoView();
}
}), DispatcherPriority.Background);
}
}
});
break;
}
}
