com.facebook.litho

Class TransitionsExtension

java.lang.Object

com.facebook.rendercore.extensions.MountExtension<TransitionsExtensionInput,com.facebook.litho.TransitionsExtension.TransitionsExtensionState>

com.facebook.litho.TransitionsExtension

All Implemented Interfaces:

UnmountDelegateExtension<com.facebook.litho.TransitionsExtension.TransitionsExtensionState>

public class TransitionsExtension
extends MountExtension<TransitionsExtensionInput,com.facebook.litho.TransitionsExtension.TransitionsExtensionState>
implements UnmountDelegateExtension<com.facebook.litho.TransitionsExtension.TransitionsExtensionState>

Extension for performing transitions.

Method Summary

Modifier and Type	Method and Description
void	afterMount(ExtensionState<com.facebook.litho.TransitionsExtension.TransitionsExtensionState> extensionState) Called immediately after mounting.
void	beforeMount(ExtensionState<com.facebook.litho.TransitionsExtension.TransitionsExtensionState> extensionState, TransitionsExtensionInput input, Rect localVisibleRect) Called for setting up input on the extension before mounting.
static void	clearLastMountedTreeId(ExtensionState<com.facebook.litho.TransitionsExtension.TransitionsExtensionState> extensionState)
protected com.facebook.litho.TransitionsExtension.TransitionsExtensionState	createState()
static TransitionsExtension	getInstance()
static TransitionsExtension	getInstance(java.lang.String debugTag)
void	onBoundsAppliedToItem(ExtensionState<com.facebook.litho.TransitionsExtension.TransitionsExtensionState> extensionState, RenderUnit<?> renderUnit, java.lang.Object content, java.lang.Object layoutData)
void	onUnbind(ExtensionState<com.facebook.litho.TransitionsExtension.TransitionsExtensionState> extensionState) Called after all the Host's children have been unbound.
void	onUnmount(ExtensionState<com.facebook.litho.TransitionsExtension.TransitionsExtensionState> extensionState) Called after all the Host's children have been unmounted.
boolean	shouldDelegateUnmount(ExtensionState<com.facebook.litho.TransitionsExtension.TransitionsExtensionState> extensionState, MountItem mountItem) This method is called to check if this item's unmount needs to be delegated.
void	unmount(ExtensionState<com.facebook.litho.TransitionsExtension.TransitionsExtensionState> extensionState, MountItem mountItem, Host host) This method is responsible for unmounting the item from the Host and unbinding the item from the MountDelegateTarget.

Methods inherited from class com.facebook.rendercore.extensions.MountExtension

beforeMountItem, canPreventMount, createExtensionState, getContentAt, getContentById, getMountTarget, isLockedForMount, isLockedForMount, isRootItem, onBindItem, onMountItem, onUnbindItem, onUnmountItem, onVisibleBoundsChanged, shouldUpdateItem

Methods inherited from class java.lang.Object

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

Method Detail

getInstance

public static TransitionsExtension getInstance()

getInstance

public static TransitionsExtension getInstance(java.lang.String debugTag)

shouldDelegateUnmount

public boolean shouldDelegateUnmount(ExtensionState<com.facebook.litho.TransitionsExtension.TransitionsExtensionState> extensionState,
                                     MountItem mountItem)

Description copied from interface: UnmountDelegateExtension

This method is called to check if this item's unmount needs to be delegated.

Specified by:

shouldDelegateUnmount in interface UnmountDelegateExtension<com.facebook.litho.TransitionsExtension.TransitionsExtensionState>

Returns:

unmount

public void unmount(ExtensionState<com.facebook.litho.TransitionsExtension.TransitionsExtensionState> extensionState,
                    MountItem mountItem,
                    Host host)

Description copied from interface: UnmountDelegateExtension

This method is responsible for unmounting the item from the Host and unbinding the item from the MountDelegateTarget.

Specified by:

unmount in interface UnmountDelegateExtension<com.facebook.litho.TransitionsExtension.TransitionsExtensionState>

createState

protected com.facebook.litho.TransitionsExtension.TransitionsExtensionState createState()

Specified by:

createState in class MountExtension<TransitionsExtensionInput,com.facebook.litho.TransitionsExtension.TransitionsExtensionState>

beforeMount

public void beforeMount(ExtensionState<com.facebook.litho.TransitionsExtension.TransitionsExtensionState> extensionState,
                        TransitionsExtensionInput input,
                        Rect localVisibleRect)

Description copied from class: MountExtension

Called for setting up input on the extension before mounting.

Overrides:

beforeMount in class MountExtension<TransitionsExtensionInput,com.facebook.litho.TransitionsExtension.TransitionsExtensionState>

Parameters:

extensionState - The inner state of this extension when beforeMount is called.

input - The new input the extension should use.

afterMount

public void afterMount(ExtensionState<com.facebook.litho.TransitionsExtension.TransitionsExtensionState> extensionState)

Description copied from class: MountExtension

Called immediately after mounting.

Overrides:

afterMount in class MountExtension<TransitionsExtensionInput,com.facebook.litho.TransitionsExtension.TransitionsExtensionState>

onUnmount

public void onUnmount(ExtensionState<com.facebook.litho.TransitionsExtension.TransitionsExtensionState> extensionState)

Description copied from class: MountExtension

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

Overrides:

onUnmount in class MountExtension<TransitionsExtensionInput,com.facebook.litho.TransitionsExtension.TransitionsExtensionState>

onUnbind

public void onUnbind(ExtensionState<com.facebook.litho.TransitionsExtension.TransitionsExtensionState> extensionState)

Description copied from class: MountExtension

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

Overrides:

onUnbind in class MountExtension<TransitionsExtensionInput,com.facebook.litho.TransitionsExtension.TransitionsExtensionState>

clearLastMountedTreeId

public static void clearLastMountedTreeId(ExtensionState<com.facebook.litho.TransitionsExtension.TransitionsExtensionState> extensionState)

onBoundsAppliedToItem

public void onBoundsAppliedToItem(ExtensionState<com.facebook.litho.TransitionsExtension.TransitionsExtensionState> extensionState,
                                  RenderUnit<?> renderUnit,
                                  java.lang.Object content,
                                  java.lang.Object layoutData)

Overrides:

onBoundsAppliedToItem in class MountExtension<TransitionsExtensionInput,com.facebook.litho.TransitionsExtension.TransitionsExtensionState>