NavCBRec Struct Reference

#include <Navigation.h>

Data Fields
UInt16	version
NavDialogRef	context
WindowRef	window
Rect	customRect
Rect	previewRect
NavEventData	eventData
NavUserAction	userAction
char	reserved [218]

Detailed Description

NavCBRec

Summary: A structure passed to event and preview callbacks

Discussion: The NavCBRec structure is passed to the client's event proc or custom preview proc. It provides information that is specific to each event type. New for Carbon: the userAction field.

Field Documentation

context

NavDialogRef NavCBRec::context

The NavDialogRef this callback with which this call is associated

customRect

Rect NavCBRec::customRect

The custom control area rectangle (window coordinates)

eventData

NavEventData NavCBRec::eventData

The event-specific data, including the EventRecord, if any

previewRect

Rect NavCBRec::previewRect

The custom preview area rectangle (window coordinates)

reserved

char NavCBRec::reserved[218]

Reserved for future use

userAction

NavUserAction NavCBRec::userAction

The action taken by the user that generated a kNavCBUserAction event (Carbon dialogs only)

version

UInt16 NavCBRec::version

The version of the struct (currently 1)

window

WindowRef NavCBRec::window

The dialog's window

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The documentation for this struct was generated from the following file:

• Navigation.h