Interface ICollectionChangedNotifier

Definition

Namespace:
Tizen.NUI.Components
Assembly:
Tizen.NUI.Components.dll

Notify observers about dataset changes of observable items.

public interface ICollectionChangedNotifier

Methods

View Source

NotifyDataSetChanged()

Notify the dataset is Changed.

Declaration
void NotifyDataSetChanged()
View Source

NotifyItemChanged(IItemSource, int)

Notify the observable item in startIndex is changed.

Declaration
void NotifyItemChanged(IItemSource source, int startIndex)
Parameters
Type Name Description
IItemSource source

dataset source
int startIndex

changed item index
View Source

NotifyItemInserted(IItemSource, int)

Notify the observable item is inserted in dataset.

Declaration
void NotifyItemInserted(IItemSource source, int startIndex)
Parameters
Type Name Description
IItemSource source

dataset source
int startIndex

Inserted item index
View Source

NotifyItemMoved(IItemSource, int, int)

Notify the observable item is moved from fromPosition to ToPosition.

Declaration
void NotifyItemMoved(IItemSource source, int fromPosition, int toPosition)
Parameters
Type Name Description
IItemSource source
int fromPosition
int toPosition
View Source

NotifyItemRangeChanged(IItemSource, int, int)

Notify the range of observable items from start to end are changed.

Declaration
void NotifyItemRangeChanged(IItemSource source, int startIndex, int endIndex)
Parameters
Type Name Description
IItemSource source
int startIndex
int endIndex
View Source

NotifyItemRangeInserted(IItemSource, int, int)

Notify the count range of observable items are inserted in startIndex.

Declaration
void NotifyItemRangeInserted(IItemSource source, int startIndex, int count)
Parameters
Type Name Description
IItemSource source
int startIndex
int count
View Source

NotifyItemRangeMoved(IItemSource, int, int, int)

Notify the range of the observable items are moved from fromPosition to ToPosition.

Declaration
void NotifyItemRangeMoved(IItemSource source, int fromPosition, int toPosition, int count)
Parameters
Type Name Description
IItemSource source
int fromPosition
int toPosition
int count
View Source

NotifyItemRangeRemoved(IItemSource, int, int)

Notify the count range of observable items from the startIndex are removed.

Declaration
void NotifyItemRangeRemoved(IItemSource source, int startIndex, int count)
Parameters
Type Name Description
IItemSource source
int startIndex
int count
View Source

NotifyItemRemoved(IItemSource, int)

Notify the observable item in startIndex is removed.

Declaration
void NotifyItemRemoved(IItemSource source, int startIndex)
Parameters
Type Name Description
IItemSource source
int startIndex

Extension Methods