233 references to OldItems
Microsoft.AspNetCore.Components.WebView.WindowsForms (1)
BlazorWebView.cs (1)
230
var oldItems = (eventArgs.
OldItems
?? Array.Empty<object>()).Cast<RootComponent>();
Microsoft.AspNetCore.Components.WebView.Wpf (1)
BlazorWebView.cs (1)
317
var oldItems = (eventArgs.
OldItems
?? Array.Empty<RootComponent>()).Cast<RootComponent>();
Microsoft.Maui.Controls (109)
Element\Element.cs (4)
860
foreach (Effect effect in e.
OldItems
)
870
foreach (Effect effect in e.
OldItems
)
883
if (e.
OldItems
!= null)
885
foreach (Effect effect in e.
OldItems
)
FormattedString.cs (2)
41
if (e.
OldItems
!= null)
43
foreach (object item in e.
OldItems
)
GestureElement.cs (1)
32
foreach (IElementDefinition item in args.
OldItems
.OfType<IElementDefinition>())
GradientBrush.cs (2)
78
if (e.
OldItems
!= null)
80
foreach (var oldItem in e.
OldItems
)
Internals\NotifyCollectionChangedEventArgsExtensions.cs (13)
51
for (var i = 0; i < self.
OldItems
.Count; i++)
52
removeAt(self.
OldItems
[i], self.OldStartingIndex);
56
insertIndex -= self.
OldItems
.Count - 1;
58
for (var i = 0; i < self.
OldItems
.Count; i++)
59
insert(self.
OldItems
[i], insertIndex + i, false);
67
for (var i = 0; i < self.
OldItems
.Count; i++)
68
removeAt(self.
OldItems
[i], self.OldStartingIndex);
72
if (self.OldStartingIndex < 0 || self.
OldItems
.Count != self.NewItems.Count)
75
for (var i = 0; i < self.
OldItems
.Count; i++)
77
removeAt(self.
OldItems
[i], i + self.OldStartingIndex);
99
return new NotifyCollectionChangedEventArgsEx(count, NotifyCollectionChangedAction.Remove, e.
OldItems
, e.OldStartingIndex);
102
return new NotifyCollectionChangedEventArgsEx(count, NotifyCollectionChangedAction.Move, e.
OldItems
, e.NewStartingIndex, e.OldStartingIndex);
105
return new NotifyCollectionChangedEventArgsEx(count, NotifyCollectionChangedAction.Replace, e.NewItems, e.
OldItems
, e.OldStartingIndex);
Items\MarshalingObservableCollection.cs (2)
92
var count = args.
OldItems
.Count;
106
var startIndex = args.OldStartingIndex + args.
OldItems
.Count - 1;
Label\Label.cs (4)
323
RemoveSpans(e.
OldItems
);
326
RemoveSpans(e.
OldItems
);
344
RemoveSpanGestureRecognizers(e.
OldItems
);
347
RemoveSpanGestureRecognizers(e.
OldItems
);
LegacyLayouts\Layout.cs (3)
624
if (e.
OldItems
!= null)
626
for (int i = 0; i < e.
OldItems
.Count; i++)
628
object item = e.
OldItems
[i];
MultiPage.cs (9)
248
for (int i = removeIndex + e.
OldItems
.Count; i < Children.Count; i++)
251
for (var i = 0; i < e.
OldItems
.Count; i++)
272
for (int i = moveIndex + e.
OldItems
.Count; i <= e.NewStartingIndex; i++)
280
SetIndex(page, GetIndex(page) + e.
OldItems
.Count);
284
for (var i = 0; i < e.
OldItems
.Count; i++)
289
insertIndex -= e.
OldItems
.Count - 1;
291
for (var i = 0; i < e.
OldItems
.Count; i++)
293
var page = (T)e.
OldItems
[i];
304
for (int i = e.OldStartingIndex; i - e.OldStartingIndex < e.
OldItems
.Count; i++)
ObservableWrapper.cs (3)
204
if (e.OldStartingIndex == -1 || e.
OldItems
.Count > 1)
207
var removedItem = e.
OldItems
[0] as TRestrict;
220
var oldReplaceItem = e.
OldItems
[0] as TRestrict;
Page\Page.cs (5)
737
if (e.
OldItems
!= null)
739
for (var i = 0; i < e.
OldItems
.Count; i++)
741
var item = (Element)e.
OldItems
[i];
790
if (args.
OldItems
!= null)
792
foreach (IElementDefinition item in args.
OldItems
)
Picker\Picker.cs (3)
328
index = e.OldStartingIndex + e.
OldItems
.Count - 1;
333
removeStart = Items.Count - e.
OldItems
.Count;
337
foreach (object _ in e.
OldItems
)
ResourceDictionary.cs (2)
138
if (e.
OldItems
!= null)
140
foreach (var item in e.
OldItems
)
Shapes\GeometryGroup.cs (2)
73
if (e.
OldItems
!= null)
75
foreach (var oldItem in e.
OldItems
)
Shapes\PathFigure.cs (2)
108
if (e.
OldItems
!= null)
110
foreach (var oldItem in e.
OldItems
)
Shapes\PathGeometry.cs (2)
211
if (e.
OldItems
!= null)
213
foreach (var oldItem in e.
OldItems
)
Shapes\TransformGroup.cs (2)
52
if (args.
OldItems
!= null)
53
foreach (INotifyPropertyChanged item in args.
OldItems
)
Shell\BaseShellItem.cs (2)
72
if (args.
OldItems
!= null)
73
foreach (Element element in args.
OldItems
)
Shell\ShellContent.cs (3)
331
if (e.
OldItems
!= null)
332
for (var i = 0; i < e.
OldItems
.Count; i++)
334
var el = (Element)e.
OldItems
[i];
Shell\ShellElementCollection.cs (3)
158
if (e.
OldItems
!= null)
160
Removing(e.
OldItems
);
259
foreach (BaseShellItem bsi in (e.NewItems ?? e.
OldItems
?? Inner))
Shell\ShellItem.cs (5)
158
if (args.
OldItems
!= null)
160
foreach (Element item in args.
OldItems
)
317
if (e.
OldItems
!= null)
319
for (var i = 0; i < e.
OldItems
.Count; i++)
321
var element = (Element)e.
OldItems
[i];
Shell\ShellSection.cs (2)
223
if (args.
OldItems
!= null)
225
foreach (Element item in args.
OldItems
)
SwipeView\SwipeItems.cs (2)
141
if (notifyCollectionChangedEventArgs.
OldItems
is not null)
143
foreach (var item in notifyCollectionChangedEventArgs.
OldItems
)
TableView\TableRoot.cs (2)
53
if (args.
OldItems
!= null)
55
foreach (TableSection section in args.
OldItems
)
TemplatedItemsList.cs (27)
824
for (int i = removeIndex + e.
OldItems
.Count; i < _templatedObjects.Count; i++)
827
oldItems = new List<TemplatedItemsList<TView, TItem>>(e.
OldItems
.Count);
828
for (var i = 0; i < e.
OldItems
.Count; i++)
847
oldItems = new List<TemplatedItemsList<TView, TItem>>(e.
OldItems
.Count);
850
for (var i = 0; i < e.
OldItems
.Count; i++)
878
for (int i = moveIndex + e.
OldItems
.Count; i <= e.NewStartingIndex; i++)
886
SetIndex(item, GetIndex(item) + e.
OldItems
.Count);
890
oldItems = new List<TemplatedItemsList<TView, TItem>>(e.
OldItems
.Count);
892
for (var i = 0; i < e.
OldItems
.Count; i++)
902
insertIndex -= e.
OldItems
.Count - 1;
1001
if (e.OldStartingIndex >= 0 && e.
OldItems
!= null)
1002
maxindex = Math.Max(maxindex, e.OldStartingIndex + e.
OldItems
.Count);
1035
for (int i = moveIndex + e.
OldItems
.Count; i <= e.NewStartingIndex; i++)
1044
SetIndex(item, GetIndex(item) + e.
OldItems
.Count);
1048
TItem[] itemsToMove = _templatedObjects.Skip(e.OldStartingIndex).Take(e.
OldItems
.Count).ToArray();
1050
_templatedObjects.RemoveRange(e.OldStartingIndex, e.
OldItems
.Count);
1062
for (int i = removeIndex + e.
OldItems
.Count; i < _templatedObjects.Count; i++)
1065
var items = new TItem[e.
OldItems
.Count];
1076
_templatedObjects.RemoveRange(e.OldStartingIndex, e.
OldItems
.Count);
1088
IList oldItems = ConvertContent(e.NewStartingIndex, e.
OldItems
);
1180
for (var i = 0; i < e.
OldItems
.Count; i++)
1181
OnProxyCollectionChanged(this, new NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction.Remove, e.
OldItems
[i], e.OldStartingIndex + i));
1189
for (var i = 0; i < e.
OldItems
.Count; i++)
1190
OnProxyCollectionChanged(this, new NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction.Replace, e.NewItems[i], e.
OldItems
[i], e.OldStartingIndex + i));
1348
e = new NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction.Move, ConvertItems(e.
OldItems
), e.NewStartingIndex, e.OldStartingIndex);
1352
e = new NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction.Remove, ConvertItems(e.
OldItems
), e.OldStartingIndex);
1356
e = new NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction.Replace, ConvertItems(e.NewItems), ConvertItems(e.
OldItems
), e.OldStartingIndex);
View\View.cs (2)
127
RemoveItems(args.
OldItems
);
131
RemoveItems(args.
OldItems
);
Microsoft.Maui.Controls.Maps (2)
Map.cs (2)
248
if (e.
OldItems
is not null)
250
foreach (MapElement item in e.
OldItems
)
Microsoft.VisualStudio.LanguageServices (1)
ValueTracking\TreeViewItemBase.cs (1)
115
SetParents(args.
OldItems
, null);
PresentationFramework (97)
MS\Internal\Data\CompositeCollectionView.cs (15)
404
item = args.
OldItems
[0];
488
CollectionContainer oldCollectionContainer = args.
OldItems
[0] as CollectionContainer;
507
args = new NotifyCollectionChangedEventArgs(args.Action, args.NewItems, args.
OldItems
, startingIndex);
534
CollectionContainer oldCollectionContainer = args.
OldItems
[0] as CollectionContainer;
579
args = new NotifyCollectionChangedEventArgs(args.Action, args.
OldItems
, newStartingIndex, oldStartingIndex);
714
TraceLog.IdFor(sender), args.Action, TraceLog.IdFor(args.
OldItems
[0]), TraceLog.IdFor(args.NewItems[0]));
739
TraceContainerCollectionChange(sender, args.Action, args.
OldItems
[0], null);
743
flatOldIndex = DeduceFlatIndexForRemove((CollectionContainer)sender, x, args.
OldItems
[0]);
747
args = new NotifyCollectionChangedEventArgs(args.Action, args.
OldItems
[0], flatOldIndex);
751
TraceContainerCollectionChange(sender, args.Action, args.
OldItems
[0], args.NewItems[0]);
755
args = new NotifyCollectionChangedEventArgs(args.Action, args.NewItems[0], args.
OldItems
[0], flatOldIndex);
759
TraceContainerCollectionChange(sender, args.Action, args.
OldItems
[0], args.NewItems[0]);
772
args = new NotifyCollectionChangedEventArgs(args.Action, args.
OldItems
[0], flatNewIndex, flatOldIndex);
1438
if (e.
OldItems
.Count != 1)
1443
if (e.NewItems.Count != 1 || e.
OldItems
.Count != 1)
MS\Internal\Data\EnumerableCollectionView.cs (7)
422
for (int i = args.
OldItems
.Count - 1, index = args.OldStartingIndex + i; i >= 0; --i, --index)
424
if (!System.Windows.Controls.ItemsControl.EqualsEx(args.
OldItems
[i], _snapshot[index]))
434
if (!System.Windows.Controls.ItemsControl.EqualsEx(args.
OldItems
[i], _snapshot[index]))
447
for (int i = args.
OldItems
.Count - 1,
453
if (!System.Windows.Controls.ItemsControl.EqualsEx(args.
OldItems
[i], _snapshot[oldIndex]))
464
i < args.
OldItems
.Count;
467
if (!System.Windows.Controls.ItemsControl.EqualsEx(args.
OldItems
[i], _snapshot[oldIndex]))
System\Windows\Annotations\Annotation.cs (6)
710
changedItems = e.
OldItems
;
717
foreach (AnnotationResource cargo in e.
OldItems
)
764
changedItems = e.
OldItems
;
771
foreach (AnnotationResource anchor in e.
OldItems
)
813
changedItems = e.
OldItems
;
820
foreach (string author in e.
OldItems
)
System\Windows\Controls\DataGrid.cs (13)
232
UpdateDataGridReference(e.
OldItems
, /* clear = */ true);
236
UpdateDataGridReference(e.
OldItems
, /* clear = */ true);
254
bool visibleColumnsChanged = HasVisibleColumns(e.
OldItems
);
956
foreach (ValidationRule rule in e.
OldItems
)
964
foreach (ValidationRule rule in e.
OldItems
)
5346
foreach (object item in e.
OldItems
)
7255
Debug.Assert(e.
OldItems
.Count == 1, "SortDescriptionCollection should handle one element at a time");
7275
Debug.Assert(e.
OldItems
.Count == 1 && e.NewItems.Count == 1, "SortDescriptionCollection should handle one element at a time");
7397
Debug.Assert(e.
OldItems
.Count == 1, "GroupDescriptionCollection should handle one element at a time");
7398
if (CanConvertToSortDescription(e.
OldItems
[0] as PropertyGroupDescription))
7408
Debug.Assert(e.
OldItems
.Count == 1 && e.NewItems.Count == 1, "GroupDescriptionCollection should handle one element at a time");
7409
if (CanConvertToSortDescription(e.
OldItems
[0] as PropertyGroupDescription) ||
7658
foreach (object item in e.
OldItems
)
System\Windows\Controls\DataGridColumnCollection.cs (4)
107
UpdateDisplayIndexForRemovedColumns(e.
OldItems
, e.OldStartingIndex);
110
ClearDisplayIndex(e.
OldItems
, e.NewItems);
117
UpdateDisplayIndexForReplacedColumn(e.
OldItems
, e.NewItems);
120
ClearDisplayIndex(e.
OldItems
, e.NewItems);
System\Windows\Controls\DataGridColumnHeaderCollection.cs (3)
214
newArgs = new NotifyCollectionChangedEventArgs(e.Action, HeadersFromColumns(e.
OldItems
), e.OldStartingIndex);
218
newArgs = new NotifyCollectionChangedEventArgs(e.Action, HeadersFromColumns(e.
OldItems
), e.NewStartingIndex, e.OldStartingIndex);
222
newArgs = new NotifyCollectionChangedEventArgs(e.Action, HeadersFromColumns(e.NewItems), HeadersFromColumns(e.
OldItems
), e.OldStartingIndex);
System\Windows\Controls\ItemCollection.cs (4)
2180
if (clone.Count - e.
OldItems
.Count != origin.Count)
2183
for (int i = 0; i < e.
OldItems
.Count; i++)
2193
for (int i = 0; i < e.
OldItems
.Count; i++)
2210
for (int i = 0; i < e.
OldItems
.Count; i++)
System\Windows\Controls\ItemContainerGenerator.cs (6)
2397
if (args.
OldItems
.Count != 1)
2399
OnItemRemoved(args.
OldItems
[0], args.OldStartingIndex);
2406
if (args.
OldItems
.Count != 1)
2409
OnItemReplaced(args.
OldItems
[0], args.NewItems[0], args.NewStartingIndex);
2416
if (args.
OldItems
.Count != 1)
2419
OnItemMoved(args.
OldItems
[0], args.OldStartingIndex, args.NewStartingIndex);
System\Windows\Controls\MultipleCopiesCollection.cs (1)
64
e.
OldItems
.Count == 1,
System\Windows\Controls\Primitives\Selector.cs (5)
879
if (e.
OldItems
.Count != 1)
882
SelectionChange.Unselect(NewUnresolvedItemInfo(e.
OldItems
[0]));
901
if (e.NewItems.Count != 1 || e.
OldItems
.Count != 1)
904
SelectionChange.Unselect(NewUnresolvedItemInfo(e.
OldItems
[0]));
1262
ItemInfo info = NewItemInfo(e.
OldItems
[0], ItemInfo.SentinelContainer, e.OldStartingIndex);
System\Windows\Controls\TreeView.cs (1)
427
if ((selectedItem != null) && selectedItem.Equals(e.
OldItems
[0]))
System\Windows\Controls\TreeViewItem.cs (1)
966
if ((selectedItem != null) && selectedItem.Equals(e.
OldItems
[0]))
System\Windows\Controls\VirtualizedCellInfoCollection.cs (2)
954
OnRemoveRow(e.OldStartingIndex, e.
OldItems
[0]);
958
OnReplaceRow(e.OldStartingIndex, e.
OldItems
[0]);
System\Windows\Data\BindingGroup.cs (2)
1307
bindingExpr = e.
OldItems
[0] as BindingExpressionBase;
1313
bindingExpr = e.
OldItems
[0] as BindingExpressionBase;
System\Windows\Data\BindingListCollectionView.cs (5)
1516
RemoveItemFromGroups(args.
OldItems
[0]);
1527
RemoveItemFromGroups(args.
OldItems
[0]);
1545
_group.MoveWithinSubgroups(args.
OldItems
[0], null, InternalList, args.OldStartingIndex, args.NewStartingIndex);
2438
if (e.
OldItems
.Count != 1)
2443
if (e.NewItems.Count != 1 || e.
OldItems
.Count != 1)
System\Windows\Data\CollectionView.cs (4)
1089
if (PassesFilter(args.
OldItems
[0]))
1097
if (PassesFilter(args.
OldItems
[0]) || PassesFilter(args.NewItems[0]))
1956
if (e.
OldItems
.Count != 1)
1963
if (e.NewItems.Count != 1 || e.
OldItems
.Count != 1)
System\Windows\Data\ListCollectionView.cs (13)
1737
adjustedOldIndex = AdjustBefore(NotifyCollectionChangedAction.Remove, args.
OldItems
[0], args.OldStartingIndex);
1764
object item = args.
OldItems
[0];
1866
object oldItem = (args.
OldItems
!= null && args.
OldItems
.Count > 0) ? args.
OldItems
[0] : null;
1941
args = new NotifyCollectionChangedEventArgs(effectiveAction, args.
OldItems
[0], adjustedOldIndex);
1971
args = new NotifyCollectionChangedEventArgs(effectiveAction, args.NewItems[0], args.
OldItems
[0], adjustedOldIndex);
2035
args = new NotifyCollectionChangedEventArgs(effectiveAction, args.
OldItems
[0], adjustedNewIndex, adjustedOldIndex);
2041
args = new NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction.Remove, args.
OldItems
, adjustedOldIndex);
2384
ShadowCollection.Remove(e.
OldItems
[0]);
2396
tempIndex = ShadowCollection.IndexOf(e.
OldItems
[0]);
2505
if (e.
OldItems
.Count != 1)
2510
if (e.NewItems.Count != 1 || e.
OldItems
.Count != 1)
System\Windows\ResourceDictionary.cs (5)
1894
(e.
OldItems
!= null && e.
OldItems
.Count > 0),
1905
oldDictionaries = new List<ResourceDictionary>(e.
OldItems
.Count);
1907
for (int i = 0; i < e.
OldItems
.Count; i++)
1909
mergedDictionary = (ResourceDictionary)e.
OldItems
[i];
System.Windows.Controls.Ribbon (4)
Microsoft\Windows\Controls\Ribbon\RibbonGalleryCategory.cs (3)
547
for (int i = 0; i < e.
OldItems
.Count; i++)
549
if (selectedItem != null && RibbonGallery.VerifyEqual(selectedItem, e.
OldItems
[i]))
556
if (highlightedItem != null && RibbonGallery.VerifyEqual(highlightedItem, e.
OldItems
[i]))
Microsoft\Windows\Controls\Ribbon\RibbonTab.cs (1)
329
int removedCount = e.
OldItems
.Count;
WindowsBase.Tests (18)
System\ComponentModel\SortDescriptionCollectionTests.cs (18)
92
Assert.Equal(new[] { description1 }, events[0].
OldItems
!.Cast<SortDescription>());
178
Assert.Null(events[0].
OldItems
);
192
Assert.Null(events[1].
OldItems
);
257
Assert.Null(events[0].
OldItems
);
271
Assert.Null(events[1].
OldItems
);
346
Assert.Null(events[0].
OldItems
);
360
Assert.Null(events[1].
OldItems
);
426
Assert.Null(events[0].
OldItems
);
439
Assert.Null(events[2].
OldItems
);
449
Assert.Null(events[3].
OldItems
);
498
Assert.Null(events[0].
OldItems
);
511
Assert.Null(events[2].
OldItems
);
521
Assert.Null(events[3].
OldItems
);
584
Assert.Equal(new[] { description2 }, events[0].
OldItems
!.Cast<SortDescription>());
596
Assert.Equal(new[] { description3 }, events[1].
OldItems
!.Cast<SortDescription>());
670
Assert.Equal(new[] { description2 }, events[0].
OldItems
!.Cast<SortDescription>());
682
Assert.Equal(new[] { description3 }, events[1].
OldItems
!.Cast<SortDescription>());
748
Assert.Equal(new[] { description1 }, events[0].
OldItems
!.Cast<SortDescription>());