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package com.android.deskclock;
import androidx.annotation.IntDef;
/**
* Implemented by containers that house the fab and its associated buttons. Also implemented by
* containers that know how to contact the <strong>true</strong> fab container to ferry through
* commands.
*/
public interface FabContainer {
/** Bit field for updates */
/** Bit 0-1 */
int FAB_ANIMATION_MASK = 0b11;
/** Signals that the fab should be updated in place with no animation. */
int FAB_IMMEDIATE = 0b1;
/** Signals the fab should be "animated away", updated, and "animated back". */
int FAB_SHRINK_AND_EXPAND = 0b10;
/** Signals that the fab should morph into a new state in place. */
int FAB_MORPH = 0b11;
/** Bit 2 */
int FAB_REQUEST_FOCUS_MASK = 0b100;
/** Signals that the fab should request focus. */
int FAB_REQUEST_FOCUS = 0b100;
/** Bit 3-4 */
int BUTTONS_ANIMATION_MASK = 0b11000;
/** Signals that the buttons should be updated in place with no animation. */
int BUTTONS_IMMEDIATE = 0b1000;
/** Signals that the buttons should be "animated away", updated, and "animated back". */
int BUTTONS_SHRINK_AND_EXPAND = 0b10000;
/** Bit 5 */
int BUTTONS_DISABLE_MASK = 0b100000;
/** Disable the buttons of the fab so they do not respond to clicks. */
int BUTTONS_DISABLE = 0b100000;
/** Bit 6-7 */
int FAB_AND_BUTTONS_SHRINK_EXPAND_MASK = 0b11000000;
/** Signals the fab and buttons should be "animated away". */
int FAB_AND_BUTTONS_SHRINK = 0b10000000;
/** Signals the fab and buttons should be "animated back". */
int FAB_AND_BUTTONS_EXPAND = 0b01000000;
/** Convenience flags */
int FAB_AND_BUTTONS_IMMEDIATE = FAB_IMMEDIATE | BUTTONS_IMMEDIATE;
int FAB_AND_BUTTONS_SHRINK_AND_EXPAND = FAB_SHRINK_AND_EXPAND | BUTTONS_SHRINK_AND_EXPAND;
@IntDef(
flag = true,
value = { FAB_IMMEDIATE, FAB_SHRINK_AND_EXPAND, FAB_MORPH, FAB_REQUEST_FOCUS,
BUTTONS_IMMEDIATE, BUTTONS_SHRINK_AND_EXPAND, BUTTONS_DISABLE,
FAB_AND_BUTTONS_IMMEDIATE, FAB_AND_BUTTONS_SHRINK_AND_EXPAND,
FAB_AND_BUTTONS_SHRINK, FAB_AND_BUTTONS_EXPAND }
)
@interface UpdateFabFlag {}
/**
* Requests that this container update the fab and/or its buttons because their state has
* changed. The update may be immediate or it may be animated depending on the choice of
* {@code updateTypes}.
*
* @param updateTypes indicates the types of update to apply to the fab and its buttons
*/
void updateFab(@UpdateFabFlag int updateTypes);
}
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