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- /*
- File: MoreNavigation.c
-
- Contains: Basic Navigation services utilities functionality.
-
- Written by: Quinn
-
- Copyright: Copyright © 2000 by Apple Computer, Inc., all rights reserved.
-
- You may incorporate this Apple sample source code into your program(s) without
- restriction. This Apple sample source code has been provided "AS IS" and the
- responsibility for its operation is yours. You are not permitted to redistribute
- this Apple sample source code as "Apple sample source code" after having made
- changes. If you're going to re-distribute the source, we require that you make
- it clear in the source that the code was descended from Apple sample source
- code, but that you've made changes.
-
- Change History (most recent first):
-
- <1> 20/3/00 Quinn First checked in.
- */
-
- /////////////////////////////////////////////////////////////////
-
- // MoreIsBetter Setup
-
- #include "MoreSetup.h"
-
- // Our Prototypes
-
- #include "MoreNavigation.h"
-
- // Mac OS Interfaces
-
- #include <Resources.h>
-
- // MIB Prototypes
-
- /////////////////////////////////////////////////////////////////
-
- extern pascal OSStatus MoreNavExtractSingleReply(const NavReplyRecord *reply, FSSpec *target)
- // See comment in header.
- {
- OSStatus err;
- #if MORE_DEBUG
- SInt32 selectionCount;
- #endif
- AEKeyword junkKeyword;
- DescType junkType;
- Size junkSize;
-
- MoreAssertQ((AECountItems(&reply->selection, &selectionCount) == noErr) && (selectionCount == 1));
- err = AEGetNthPtr(&reply->selection, 1, typeFSS, &junkKeyword, &junkType, target, sizeof(*target), &junkSize);
- if (err == noErr) {
- MoreAssertQ(junkType == typeFSS && junkSize == sizeof(FSSpec));
- if (target->name[0] == 0) {
- err = FSMakeFSSpec(target->vRefNum, target->parID, target->name, target); // Guard against potential Nav braindeadedness.
- }
- }
- return err;
- }
-