com.facebook.rendercore.incrementalmount

Class IncrementalMountExtension

java.lang.Object

com.facebook.rendercore.extensions.MountExtension<IncrementalMountExtensionInput>

com.facebook.rendercore.incrementalmount.IncrementalMountExtension

public class IncrementalMountExtension
extends MountExtension<IncrementalMountExtensionInput>

Extension for performing incremental mount.

Constructor Summary

Constructors

Constructor and Description
IncrementalMountExtension()
IncrementalMountExtension(boolean acquireReferencesDuringMount)

Method Summary

Modifier and Type	Method and Description
protected void	acquireMountReference(RenderTreeNode node, int position, boolean isMounting)
void	afterMount() Called immediately after mounting.
void	beforeMount(IncrementalMountExtensionInput input, Rect localVisibleRect) Called for setting up input on the extension before mounting.
void	beforeMountItem(RenderTreeNode renderTreeNode, int index)
boolean	canPreventMount()
RenderUnit.Binder	getAttachDetachBinder()
int	getPreviousBottomsIndex()
int	getPreviousTopsIndex()
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.extensions.MountExtension

getContentAt, getMountTarget, getRootHost, isLockedForMount, isRootItem, ownsReference, 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()

IncrementalMountExtension

public IncrementalMountExtension(boolean acquireReferencesDuringMount)

Method Detail

beforeMount

public void beforeMount(IncrementalMountExtensionInput input,
                        Rect localVisibleRect)

Description copied from class: MountExtension

Called for setting up input on the extension before mounting.

Overrides:

beforeMount in class MountExtension<IncrementalMountExtensionInput>

Parameters:

input - The new input the extension should use.

beforeMountItem

public void beforeMountItem(RenderTreeNode renderTreeNode,
                            int index)

Overrides:

beforeMountItem in class MountExtension<IncrementalMountExtensionInput>

afterMount

public void afterMount()

Description copied from class: MountExtension

Called immediately after mounting.

Overrides:

afterMount in class MountExtension<IncrementalMountExtensionInput>

onUnmount

public void onUnmount()

Description copied from class: MountExtension

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

Overrides:

onUnmount in class MountExtension<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.

Overrides:

onVisibleBoundsChanged in class MountExtension<IncrementalMountExtensionInput>

Parameters:

localVisibleRect -

onUnbind

public void onUnbind()

Description copied from class: MountExtension

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

Overrides:

onUnbind in class MountExtension<IncrementalMountExtensionInput>

acquireMountReference

protected void acquireMountReference(RenderTreeNode node,
                                     int position,
                                     boolean isMounting)

Overrides:

acquireMountReference in class MountExtension<IncrementalMountExtensionInput>

canPreventMount

public boolean canPreventMount()

Overrides:

canPreventMount in class MountExtension<IncrementalMountExtensionInput>

getAttachDetachBinder

public RenderUnit.Binder getAttachDetachBinder()

getPreviousTopsIndex

public int getPreviousTopsIndex()

getPreviousBottomsIndex

public int getPreviousBottomsIndex()