Added in API level 3
Deprecated in API level 29

OnKeyboardActionListener

interface OnKeyboardActionListener
android.inputmethodservice.KeyboardView.OnKeyboardActionListener

Listener for virtual keyboard events.

Summary

Public methods
abstract Unit
onKey(primaryCode: Int, keyCodes: IntArray!)

Send a key press to the listener.
abstract Unit
onPress(primaryCode: Int)

Called when the user presses a key.
abstract Unit
onRelease(primaryCode: Int)

Called when the user releases a key.
abstract Unit

Sends a sequence of characters to the listener.
abstract Unit

Called when the user quickly moves the finger from up to down.
abstract Unit

Called when the user quickly moves the finger from right to left.
abstract Unit

Called when the user quickly moves the finger from left to right.
abstract Unit

Called when the user quickly moves the finger from down to up.

Public methods

onKey

Added in API level 3
abstract fun onKey(
    primaryCode: Int, 
    keyCodes: IntArray!
): Unit

Deprecated: Deprecated in Java.

Send a key press to the listener.

Parameters
primaryCode Int: this is the key that was pressed
keyCodes IntArray!: the codes for all the possible alternative keys with the primary code being the first. If the primary key code is a single character such as an alphabet or number or symbol, the alternatives will include other characters that may be on the same key or adjacent keys. These codes are useful to correct for accidental presses of a key adjacent to the intended key.

onPress

Added in API level 3
abstract fun onPress(primaryCode: Int): Unit

Deprecated: Deprecated in Java.

Called when the user presses a key. This is sent before the onKey is called. For keys that repeat, this is only called once.

Parameters
primaryCode Int: the unicode of the key being pressed. If the touch is not on a valid key, the value will be zero.

onRelease

Added in API level 3
abstract fun onRelease(primaryCode: Int): Unit

Deprecated: Deprecated in Java.

Called when the user releases a key. This is sent after the onKey is called. For keys that repeat, this is only called once.

Parameters
primaryCode Int: the code of the key that was released

onText

Added in API level 3
abstract fun onText(text: CharSequence!): Unit

Deprecated: Deprecated in Java.

Sends a sequence of characters to the listener.

Parameters
text CharSequence!: the sequence of characters to be displayed.

swipeDown

Added in API level 3
abstract fun swipeDown(): Unit

Deprecated: Deprecated in Java.

Called when the user quickly moves the finger from up to down.

swipeLeft

Added in API level 3
abstract fun swipeLeft(): Unit

Deprecated: Deprecated in Java.

Called when the user quickly moves the finger from right to left.

swipeRight

Added in API level 3
abstract fun swipeRight(): Unit

Deprecated: Deprecated in Java.

Called when the user quickly moves the finger from left to right.

swipeUp

Added in API level 3
abstract fun swipeUp(): Unit

Deprecated: Deprecated in Java.

Called when the user quickly moves the finger from down to up.