public
static
interface
ActionMode.Callback
| android.support.v7.view.ActionMode.Callback |
Callback interface for action modes. Supplied to
startSupportActionMode(Callback) (Callback)},
a Callback configures and handles events raised by a user's interaction with an action mode.
An action mode's lifecycle is as follows:
Developers
onCreateActionMode(ActionMode, Menu) once on initial
creationonPrepareActionMode(ActionMode, Menu) after creation
and any time the ActionMode is invalidatedonActionItemClicked(ActionMode, MenuItem) any time a
contextual action button is clickedonDestroyActionMode(ActionMode) when the action mode
is closedPublic methods | |
|---|---|
abstract
boolean
|
onActionItemClicked(ActionMode mode, MenuItem item)
Called to report a user click on an action button. |
abstract
boolean
|
onCreateActionMode(ActionMode mode, Menu menu)
Called when action mode is first created. |
abstract
void
|
onDestroyActionMode(ActionMode mode)
Called when an action mode is about to be exited and destroyed. |
abstract
boolean
|
onPrepareActionMode(ActionMode mode, Menu menu)
Called to refresh an action mode's action menu whenever it is invalidated. |
boolean onActionItemClicked (ActionMode mode, MenuItem item)
Called to report a user click on an action button.
| Parameters | |
|---|---|
mode |
ActionMode:
The current ActionMode |
item |
MenuItem:
The item that was clicked |
| Returns | |
|---|---|
boolean |
true if this callback handled the event, false if the standard MenuItem invocation should continue. |
boolean onCreateActionMode (ActionMode mode, Menu menu)
Called when action mode is first created. The menu supplied will be used to generate action buttons for the action mode.
| Parameters | |
|---|---|
mode |
ActionMode:
ActionMode being created |
menu |
Menu:
Menu used to populate action buttons |
| Returns | |
|---|---|
boolean |
true if the action mode should be created, false if entering this mode should be aborted. |
void onDestroyActionMode (ActionMode mode)
Called when an action mode is about to be exited and destroyed.
| Parameters | |
|---|---|
mode |
ActionMode:
The current ActionMode being destroyed
|
boolean onPrepareActionMode (ActionMode mode, Menu menu)
Called to refresh an action mode's action menu whenever it is invalidated.
| Parameters | |
|---|---|
mode |
ActionMode:
ActionMode being prepared |
menu |
Menu:
Menu used to populate action buttons |
| Returns | |
|---|---|
boolean |
true if the menu or action mode was updated, false otherwise. |