SpanWatcher

Kotlin |Java

interface SpanWatcher : NoCopySpan

android.text.SpanWatcher

Known Direct Subclasses

MultiTapKeyListener, TextKeyListener

MultiTapKeyListener	This is the standard key listener for alphabetic input on 12-key keyboards.
TextKeyListener	This is the key listener for typing normal text.

When an object of this type is attached to a Spannable, its methods will be called to notify it that other markup objects have been added, changed, or removed.

Summary

Public methods
abstract Unit	`onSpanAdded(text: Spannable!, what: Any!, start: Int, end: Int)` This method is called to notify you that the specified object has been attached to the specified range of the text.
abstract Unit	`onSpanChanged(text: Spannable!, what: Any!, ostart: Int, oend: Int, nstart: Int, nend: Int)` This method is called to notify you that the specified object has been relocated from the range `ostart…oend` to the new range `nstart…nend` of the text.
abstract Unit	`onSpanRemoved(text: Spannable!, what: Any!, start: Int, end: Int)` This method is called to notify you that the specified object has been detached from the specified range of the text.

Public methods

onSpanAdded

Added in API level 1

abstract fun onSpanAdded(
    text: Spannable!, 
    what: Any!, 
    start: Int, 
    end: Int
): Unit

This method is called to notify you that the specified object has been attached to the specified range of the text.

onSpanChanged

Added in API level 1

abstract fun onSpanChanged(
    text: Spannable!, 
    what: Any!, 
    ostart: Int, 
    oend: Int, 
    nstart: Int, 
    nend: Int
): Unit

This method is called to notify you that the specified object has been relocated from the range ostart…oend to the new range nstart…nend of the text.

onSpanRemoved

Added in API level 1

abstract fun onSpanRemoved(
    text: Spannable!, 
    what: Any!, 
    start: Int, 
    end: Int
): Unit

This method is called to notify you that the specified object has been detached from the specified range of the text.