private void Dashboard_ItemCollectionChanged(object sender, NotifyingCollectionChangedEventArgs <DashboardItem> e)
{
Dashboard dBoard = sender as Dashboard;
if (e.AddedItems.Count > 0)
{
if (e.AddedItems.Count == 1 && dBoard.Items.Count(i => i.Name == e.AddedItems[0].Name) > 1)
{
AddToLog("Duplicated", e.AddedItems);
}
else
{
AddToLog("Added", e.AddedItems);
}
}
if (e.RemovedItems.Count > 0)
{
AddToLog("Removed", e.RemovedItems);
}
}
private void CollectionChangedOrChanging(object sender, NotifyingCollectionChangedEventArgs args)
{
const int Items = 0;
const int Columns = 1;
const int Indices = 2;
bool Changing = (args is NotifyingCollectionChangingEventArgs);
int SourceType = (sender is NotifyingCollection <int>) ? Indices : (sender is NotifyingCollection <Column>) ? Columns : Items;
bool AddEventLogEntry = false;
switch (SourceType)
{
case Items:
AddEventLogEntry = ((Changing && checkBoxItemsChanging.Checked) || (!Changing && checkBoxItemsChanged.Checked));
break;
case Columns:
AddEventLogEntry = ((Changing && checkBoxColumnsChanging.Checked) || (!Changing && checkBoxColumnsChanged.Checked));
break;
case Indices:
AddEventLogEntry = ((Changing && checkBoxSelectedIndicesChanging.Checked) || (!Changing && checkBoxSelectedIndicesChanged.Checked));
break;
}
if (AddEventLogEntry)
{
string Source = (SourceType == Items) ? "Items" : (SourceType == Columns) ? "Columns" : "SelectedItemIndices";
string EventType = (Changing) ? "CHANGING" : "CHANGED";
string Entry = string.Empty;
switch (args.Action)
{
case NotifyingCollectionChangeAction.Add:
Entry = String.Format("{0}[{1}] == ADD {2}[{3}]", Source, EventType, args.NewItem, args.NewItemIndex);
break;
case NotifyingCollectionChangeAction.AddRange:
Entry = String.Format("{0}[{1}] == ADD_RANGE", Source, EventType);
break;
case NotifyingCollectionChangeAction.Remove:
Entry = String.Format("{0}[{1}] == REMOVE {2}[{3}]", Source, EventType, args.OldItem, args.OldItemIndex);
break;
case NotifyingCollectionChangeAction.RemoveRange:
Entry = String.Format("{0}[{1}] == REMOVE_RANGE", Source, EventType);
break;
case NotifyingCollectionChangeAction.Replace:
Entry = String.Format("{0}[{1}] == REPLACE {2}[{3}] with {4}[{5}]", Source, EventType, args.OldItem, args.OldItemIndex, args.NewItem, args.NewItemIndex);
break;
case NotifyingCollectionChangeAction.Clear:
Entry = String.Format("{0}[{1}] == CLEAR", Source, EventType);
break;
case NotifyingCollectionChangeAction.Sort:
Entry = String.Format("{0}[{1}] == SORT", Source, EventType);
break;
default:
Entry = String.Format("{0}[{1}] == UNKNOWN", Source, EventType);
break;
}
listBoxEvents.Items.Add(Entry);
listBoxEvents.TopIndex = listBoxEvents.Items.Count - 1;
}
if (SourceType == Columns)
{
numericUpDownColumnIndex.Maximum = dList1.Columns.Count - 1;
}
else if (SourceType == Items)
{
int NewMax = dList1.Items.Count - 1;
numericUpDownItemIndex.Maximum = NewMax;
numericUpDownItemIndex2.Maximum = NewMax;
numericUpDownSelectRangeFrom.Maximum = NewMax;
numericUpDownSelectRangeTo.Maximum = NewMax;
}
}
