com.facebook.litho

Class IncrementalMountExtension

java.lang.Object

com.facebook.rendercore.MountDelegateExtension

com.facebook.litho.IncrementalMountExtension

All Implemented Interfaces:

HostListenerExtension<IncrementalMountExtension.IncrementalMountExtensionInput>

public class IncrementalMountExtension
extends MountDelegateExtension
implements HostListenerExtension<IncrementalMountExtension.IncrementalMountExtensionInput>

Extension for performing incremental mount.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	IncrementalMountExtension.IncrementalMountExtensionInput

Constructor Summary

Constructors

Constructor and Description
IncrementalMountExtension(Host lithoView)

Method Summary

Modifier and Type	Method and Description
void	afterMount() Called immediately after mounting.
void	beforeMount(IncrementalMountExtension.IncrementalMountExtensionInput input, Rect localVisibleRect) Called for setting up input on the extension before mounting.
boolean	canPreventMount()
void	onUnbind() Called after all the Host's children have been unbound.
void	onUnmount() Called after all the Host's children have been unmounted.
void	onVisibleBoundsChanged(Rect localVisibleRect) Called when LithoView visible bounds change to perform incremental mount.

Methods inherited from class com.facebook.rendercore.MountDelegateExtension

acquireMountReference, getContentAt, getMountTarget, isAnimationLocked, isLockedForMount, isRootItem, onUmountItem, ownsReference, registerToDelegate, releaseMountReference, resetAcquiredReferences

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

IncrementalMountExtension

public IncrementalMountExtension(Host lithoView)

Method Detail

beforeMount

public void beforeMount(IncrementalMountExtension.IncrementalMountExtensionInput input,
                        Rect localVisibleRect)

Description copied from interface: HostListenerExtension

Called for setting up input on the extension before mounting.

Specified by:

beforeMount in interface HostListenerExtension<IncrementalMountExtension.IncrementalMountExtensionInput>

afterMount

public void afterMount()

Description copied from interface: HostListenerExtension

Called immediately after mounting.

Specified by:

afterMount in interface HostListenerExtension<IncrementalMountExtension.IncrementalMountExtensionInput>

onUnmount

public void onUnmount()

Description copied from interface: HostListenerExtension

Called after all the Host's children have been unmounted.

Specified by:

onUnmount in interface HostListenerExtension<IncrementalMountExtension.IncrementalMountExtensionInput>

onVisibleBoundsChanged

public void onVisibleBoundsChanged(Rect localVisibleRect)

Called when LithoView visible bounds change to perform incremental mount. This is always called on a non-dirty mount with a non-null localVisibleRect.

Specified by:

onVisibleBoundsChanged in interface HostListenerExtension<IncrementalMountExtension.IncrementalMountExtensionInput>

Parameters:

localVisibleRect -

onUnbind

public void onUnbind()

Description copied from interface: HostListenerExtension

Called after all the Host's children have been unbound.

Specified by:

onUnbind in interface HostListenerExtension<IncrementalMountExtension.IncrementalMountExtensionInput>

canPreventMount

public boolean canPreventMount()

Overrides:

canPreventMount in class MountDelegateExtension