未分类 · 2022年4月1日 0

android a11n无障碍

内容纲要

GLOBAL_ACTION_ACCESSIBILITY_ALL_APPS

Added in API level 31

static val GLOBAL_ACTION_ACCESSIBILITY_ALL_APPS: Int

Action to show Launcher's all apps.

Value: 14

GLOBAL_ACTION_ACCESSIBILITY_BUTTON

Added in API level 31

static val GLOBAL_ACTION_ACCESSIBILITY_BUTTON: Int

Action to trigger the Accessibility Button

Value: 11

GLOBAL_ACTION_ACCESSIBILITY_BUTTON_CHOOSER

Added in API level 31

static val GLOBAL_ACTION_ACCESSIBILITY_BUTTON_CHOOSER: Int

Action to bring up the Accessibility Button's chooser menu

Value: 12

GLOBAL_ACTION_ACCESSIBILITY_SHORTCUT

Added in API level 31

static val GLOBAL_ACTION_ACCESSIBILITY_SHORTCUT: Int

Action to trigger the Accessibility Shortcut. This shortcut has a hardware trigger and can be activated by holding down the two volume keys.

Value: 13

GLOBAL_ACTION_BACK

Added in API level 16

static val GLOBAL_ACTION_BACK: Int

Action to go back.

Value: 1

GLOBAL_ACTION_DISMISS_NOTIFICATION_SHADE

Added in API level 31

static val GLOBAL_ACTION_DISMISS_NOTIFICATION_SHADE: Int

Action to dismiss the notification shade

Value: 15

GLOBAL_ACTION_DPAD_CENTER

Added in API level Tiramisu

static val GLOBAL_ACTION_DPAD_CENTER: Int

Action to trigger dpad center keyevent.

Value: 20

GLOBAL_ACTION_DPAD_DOWN

Added in API level Tiramisu

static val GLOBAL_ACTION_DPAD_DOWN: Int

Action to trigger dpad down keyevent.

Value: 17

GLOBAL_ACTION_DPAD_LEFT

Added in API level Tiramisu

static val GLOBAL_ACTION_DPAD_LEFT: Int

Action to trigger dpad left keyevent.

Value: 18

GLOBAL_ACTION_DPAD_RIGHT

Added in API level Tiramisu

static val GLOBAL_ACTION_DPAD_RIGHT: Int

Action to trigger dpad right keyevent.

Value: 19

GLOBAL_ACTION_DPAD_UP

Added in API level Tiramisu

static val GLOBAL_ACTION_DPAD_UP: Int

Action to trigger dpad up keyevent.

Value: 16

GLOBAL_ACTION_HOME

Added in API level 16

static val GLOBAL_ACTION_HOME: Int

Action to go home.

Value: 2

GLOBAL_ACTION_KEYCODE_HEADSETHOOK

Added in API level 31

static val GLOBAL_ACTION_KEYCODE_HEADSETHOOK: Int

Action to send the KEYCODE_HEADSETHOOK KeyEvent, which is used to answer/hang up calls and play/stop media

Value: 10

GLOBAL_ACTION_LOCK_SCREEN

Added in API level 28

static val GLOBAL_ACTION_LOCK_SCREEN: Int

Action to lock the screen

Value: 8

GLOBAL_ACTION_NOTIFICATIONS

Added in API level 16

static val GLOBAL_ACTION_NOTIFICATIONS: Int

Action to open the notifications.

Value: 4

GLOBAL_ACTION_POWER_DIALOG

Added in API level 21

static val GLOBAL_ACTION_POWER_DIALOG: Int

Action to open the power long-press dialog.

Value: 6

GLOBAL_ACTION_QUICK_SETTINGS

Added in API level 17

static val GLOBAL_ACTION_QUICK_SETTINGS: Int

Action to open the quick settings.

Value: 5

GLOBAL_ACTION_RECENTS

Added in API level 16

static val GLOBAL_ACTION_RECENTS: Int

Action to toggle showing the overview of recent apps. Will fail on platforms that don't show recent apps.

Value: 3

GLOBAL_ACTION_TAKE_SCREENSHOT

Added in API level 28

static val GLOBAL_ACTION_TAKE_SCREENSHOT: Int

Action to take a screenshot

Value: 9

GLOBAL_ACTION_TOGGLE_SPLIT_SCREEN

Added in API level 24

static val GLOBAL_ACTION_TOGGLE_SPLIT_SCREEN: Int

Action to toggle docking the current app's window.

Note: It is effective only if it appears in getSystemActions().

Value: 7