Apple MD723LL/A 用户手册
Appendix A
Accessibility
124
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Set whether and how long you need to hold a switch down before it is accepted as a
switch action
switch action
•
Have Switch Control ignore accidental repeated switch triggers
•
Adjust point scanning speed
•
Turn on sound effects or speech
•
Select the items you want to see in the menu
•
Make the selection cursor larger or a different color
•
Set whether items should be grouped while item scanning
•
Save custom gestures that you can choose from the Action portion of the control menu.
Fine-tune Switch Control. Choose Settings from the control menu to:
•
Adjust scanning speed
•
Change the location of the control menu
•
Switch between item scan mode and point scan mode
•
Choose whether point scan mode displays crosshairs or a grid
•
Reverse the scanning direction
•
Turn on or off sound or speech accompaniment
•
Turn off groups to scan items one at a time
AssistiveTouch
AssistiveTouch helps you use iPod touch if you have difficulty touching the screen or pressing
the buttons. You can use an adaptive accessory (such as a joystick) with AssistiveTouch to control
iPod touch. You can also use AssistiveTouch without an accessory, to perform gestures that are
difficult for you.
Turn on AssistiveTouch. Go to Settings > General > Accessibility > AssistiveTouch, or use the
Accessibility Shortcut. See
the buttons. You can use an adaptive accessory (such as a joystick) with AssistiveTouch to control
iPod touch. You can also use AssistiveTouch without an accessory, to perform gestures that are
difficult for you.
Turn on AssistiveTouch. Go to Settings > General > Accessibility > AssistiveTouch, or use the
Accessibility Shortcut. See
on page 107.
Adjust the tracking speed (with an accessory attached). Go to Settings > General >
Accessibility > AssistiveTouch > Touch speed.
Show or hide the AssistiveTouch menu (with an accessory attached). Click the secondary
button on your accessory.
Move the menu button. Drag it to any location on the screen.
Hide the menu button (with an accessory attached). Go to Settings > General > Accessibility >
AssistiveTouch > Always Show Menu.
Perform a swipe or drag that uses 2, 3, 4, or 5 fingers. Tap the menu button, tap Device > More >
Gestures, and then tap the number of digits needed for the gesture. When the corresponding
circles appear on the screen, swipe or drag in the direction required by the gesture. When you
finish, tap the menu button.
Perform a pinch gesture. Tap the menu button, tap Favorites, and then tap Pinch. When the
pinch circles appear, touch anywhere on the screen to move the pinch circles, then drag the
pinch circles in or out to perform a pinch gesture. When you finish, tap the menu button.
Create your own gesture. You can add your own favorite gestures to the control menu (for
example, tap and hold or two-finger rotation). Tap the menu button, tap Favorites, then tap an
empty gesture placeholder. Or go to Settings > General > Accessibility > AssistiveTouch >
Create New Gesture.
Accessibility > AssistiveTouch > Touch speed.
Show or hide the AssistiveTouch menu (with an accessory attached). Click the secondary
button on your accessory.
Move the menu button. Drag it to any location on the screen.
Hide the menu button (with an accessory attached). Go to Settings > General > Accessibility >
AssistiveTouch > Always Show Menu.
Perform a swipe or drag that uses 2, 3, 4, or 5 fingers. Tap the menu button, tap Device > More >
Gestures, and then tap the number of digits needed for the gesture. When the corresponding
circles appear on the screen, swipe or drag in the direction required by the gesture. When you
finish, tap the menu button.
Perform a pinch gesture. Tap the menu button, tap Favorites, and then tap Pinch. When the
pinch circles appear, touch anywhere on the screen to move the pinch circles, then drag the
pinch circles in or out to perform a pinch gesture. When you finish, tap the menu button.
Create your own gesture. You can add your own favorite gestures to the control menu (for
example, tap and hold or two-finger rotation). Tap the menu button, tap Favorites, then tap an
empty gesture placeholder. Or go to Settings > General > Accessibility > AssistiveTouch >
Create New Gesture.