Apple Newton Utilities Uživatelská příručka stáhnout pdf (Strana 692)

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CHAPTER 19

Built-in Applications and System Data

19-18 Dates

and a frame containing the deﬁnition of the new meeting type. This frame has the

following slots; see “RegMeetingType” (page 16-48) in Newton Programmer’s

Reference for full details:

Slot description

item Required. A string that is the meeting type name to appear in

the New picker.

icon Required. The icon shown in the New picker. It should be no

larger than 24x15 pixels.

NewMeeting Required. Method called if the user chooses this meeting type

in the New picker.

smallIcon Optional. The icon displayed in the meeting slip. It should be

no more than 12 pixels high. If this icon is not provided,

icon is used, which may look ugly.

OpenMeeting Optional. Method called when user taps an icon for a

meeting or event of this type. If this method is not provided,

Dates opens the default meeting slip.

memory Optional. Where to store meeting titles of this type.

The

NewMeeting method is passed in the date and time the note was created and

the

viewBounds of the Dates application. It must create a meeting (or event)

using either

AddAppointment (or AddEvent), and must add a slot to the

appointment created called

meetingType. This slot must be set to the symbol

that identiﬁed the meeting type in the call to

RegMeetingType. Remember to

call

EntryChange to save this new slot.

NewMeeting returns the meeting (or event) created, Dates then opens the

default meeting slip. You may also return

nil from NewMeeting, in which case

you must have already opened the meeting slip from within

NewMeeting. The

meeting slip should be opened by using the Dates method

RememberedOpen,

which records this so that Dates can close the view, if Dates is closed. Use

RememberedClose to close this view.

If you do deﬁne a custom meeting slip, you should also deﬁne an

OpenMeeting

method. This method is called when the user taps an icon of the type you have

created. For more information see

OpenMeeting (page 16-50) in Newton

Programmer’s Reference.

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