Apple Newton Utilities Guide de l'utilisateur télécharger pdf (Page 267)

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CHAPTER 7

Controls and Other Protos

Button and Box Protos 7-7

■ The protoPictureButton creates a picture that is a button. For more

information about the slots and methods for this button, see “protoPictureButton”

(page 6-9) in Newton Programmer’s Reference. Figure 7-6 shows an example of

protoPictureButton view.

Figure 7-6 A protoPictureButton view

■ The protoInfoButton includes an information button in a view. When the

user taps this button, a picker containing information items appears. The picker

includes the About, Help, and Prefs items. For more information about the slots

and methods for this button, see “protoInfoButton” (page 6-10) in Newton

Programmer’s Reference. Figure 7-7 shows an example of a

protoInfoButton view.

Figure 7-7 A protoInfoButton view

■ The protoOrientation is a text button that changes the screen orientation so

that data on the screen can be displayed facing different directions. This proto is

available only on Newton platforms that support changing the screen

orientation. For more information about the slots and methods for this button,

see “protoOrientation” (page 6-13) in Newton Programmer’s Reference.

Figure 7-8 shows an example of a protoOrientation view.

Figure 7-8 A protoOrientation view

■ The protoRadioCluster groups a series of radio buttons into a cluster in

which only one can be “on” at a time. For more information about the slots and

methods for this proto, see “protoRadioCluster” (page 6-14) in Newton

Programmer’s Reference. This proto has no visual representation.

Picture Buttons

Information

Button

Picker displayed when

button is tapped

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Apple Newton Utilities Guide de l'utilisateur Page 267

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