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Added in API level 17

DisplayManager.DisplayListener

Kotlin |Java

public static interface DisplayManager.DisplayListener

android.hardware.display.DisplayManager.DisplayListener

Listens for changes in available display devices.

Summary

Public methods
`abstract void`	`onDisplayAdded(int displayId)` Called whenever a logical display has been added to the system.
`abstract void`	`onDisplayChanged(int displayId)` Called whenever the properties of a logical `Display`, such as size and density, have changed.
`abstract void`	`onDisplayRemoved(int displayId)` Called whenever a logical display has been removed from the system.

Public methods

onDisplayAdded

Added in API level 17

public abstract void onDisplayAdded (int displayId)

Called whenever a logical display has been added to the system. Use DisplayManager.getDisplay to get more information about the display.

Parameters
`displayId`	`int`: The id of the logical display that was added.

onDisplayChanged

Added in API level 17

public abstract void onDisplayChanged (int displayId)

Called whenever the properties of a logical Display, such as size and density, have changed.

Parameters
`displayId`	`int`: The id of the logical display that changed.

onDisplayRemoved

Added in API level 17

public abstract void onDisplayRemoved (int displayId)

Called whenever a logical display has been removed from the system.

Parameters
`displayId`	`int`: The id of the logical display that was removed.

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Last updated 2026-08-03 UTC.

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