Summary: Ctors | Methods | Inherited Methods | [Expand All]

ObservableList.OnListChangedCallback

public static abstract class ObservableList.OnListChangedCallback
extends Object

java.lang.Object
↳	android.databinding.ObservableList.OnListChangedCallback<T extends android.databinding.ObservableList>

The callback that is called by ObservableList when the list has changed.

Summary

Public constructors
`ObservableList.OnListChangedCallback()`

Public methods
`abstract void`	`onChanged(T sender)` Called whenever a change of unknown type has occurred, such as the entire list being set to new values.
`abstract void`	`onItemRangeChanged(T sender, int positionStart, int itemCount)` Called whenever one or more items in the list have changed.
`abstract void`	`onItemRangeInserted(T sender, int positionStart, int itemCount)` Called whenever items have been inserted into the list.
`abstract void`	`onItemRangeMoved(T sender, int fromPosition, int toPosition, int itemCount)` Called whenever items in the list have been moved.
`abstract void`	`onItemRangeRemoved(T sender, int positionStart, int itemCount)` Called whenever items in the list have been deleted.

From class


  
    java.lang.Object

ObservableList.OnListChangedCallback ()

void onChanged (T sender)

Called whenever a change of unknown type has occurred, such as the entire list being set to new values.

Parameters
`sender`	`T`: The changing list.

void onItemRangeChanged (T sender, 
                int positionStart, 
                int itemCount)

Called whenever one or more items in the list have changed.

Parameters
`sender`	`T`: The changing list.
`positionStart`	`int`: The starting index that has changed.
`itemCount`	`int`: The number of items that have changed.

void onItemRangeInserted (T sender, 
                int positionStart, 
                int itemCount)

Called whenever items have been inserted into the list.

Parameters
`sender`	`T`: The changing list.
`positionStart`	`int`: The insertion index
`itemCount`	`int`: The number of items that have been inserted

void onItemRangeMoved (T sender, 
                int fromPosition, 
                int toPosition, 
                int itemCount)

Called whenever items in the list have been moved.

Parameters
`sender`	`T`: The changing list.
`fromPosition`	`int`: The position from which the items were moved
`toPosition`	`int`: The destination position of the items
`itemCount`	`int`: The number of items moved

void onItemRangeRemoved (T sender, 
                int positionStart, 
                int itemCount)

Called whenever items in the list have been deleted.

Parameters
`sender`	`T`: The changing list.
`positionStart`	`int`: The starting index of the deleted items.
`itemCount`	`int`: The number of items removed.