_firstItemInExtendedViewportChildIndex

8 writes to _firstItemInExtendedViewportChildIndex

PresentationFramework (8)

src\Framework\System\Windows\Controls\VirtualizingStackPanel.cs (8)

2322_firstItemInExtendedViewportChildIndex = 0; 2376_firstItemInExtendedViewportChildIndex = childIndex; 2397ref _firstItemInExtendedViewportChildIndex, 2496ref _firstItemInExtendedViewportChildIndex, 2638IndexToGeneratorPositionForStart(_firstItemInExtendedViewportIndex, out _firstItemInExtendedViewportChildIndex); 2639_firstItemInExtendedViewportChildIndex = Math.Max(_firstItemInExtendedViewportChildIndex, 0); 9376_firstItemInExtendedViewportChildIndex -= count; 9381_firstItemInExtendedViewportChildIndex = startIndex;

17 references to _firstItemInExtendedViewportChildIndex

PresentationFramework (17)

src\Framework\System\Windows\Controls\VirtualizingStackPanel.cs (17)

1150int i = (itemsHost is VirtualizingStackPanel ? ((VirtualizingStackPanel)itemsHost)._firstItemInExtendedViewportChildIndex : 0); 2639_firstItemInExtendedViewportChildIndex = Math.Max(_firstItemInExtendedViewportChildIndex, 0); 2769int startIndex = _firstItemInExtendedViewportChildIndex+_actualItemsInExtendedViewportCount; 2915_firstItemInExtendedViewportChildIndex, 2931_firstItemInExtendedViewportChildIndex + _actualItemsInExtendedViewportCount, 3346for (int i = _firstItemInExtendedViewportChildIndex; i < children.Count; ++i) 3351if (i >= _firstItemInExtendedViewportChildIndex && i < _firstItemInExtendedViewportChildIndex + _actualItemsInExtendedViewportCount) 3359if (i == _firstItemInExtendedViewportChildIndex) 3384for (int j = _firstItemInExtendedViewportChildIndex - 1; j >= 0; j--) 7959bool isBeforeFirstItem = childIndex < _firstItemInExtendedViewportChildIndex; 7960bool isAfterFirstItem = childIndex > _firstItemInExtendedViewportChildIndex; 7961bool isAfterLastItem = childIndex > _firstItemInExtendedViewportChildIndex + _actualItemsInExtendedViewportCount; 8424previousChildItemIndex = _firstItemInExtendedViewportIndex + (index - _firstItemInExtendedViewportChildIndex); 9370if (startIndex < _firstItemInExtendedViewportChildIndex) 9373if (endIndex < _firstItemInExtendedViewportChildIndex) 12840s._firstItemInExtendedViewportChildIndex = _firstItemInExtendedViewportChildIndex;