int SetFileComment(std::string spath, std::string scomment) {
const char *path = spath.c_str();
const char *comment = scomment.c_str();
OSErr err = noErr;
FSRef fileRef;
FSSpec fileSpec;
// see if the file in question exists and we can write it
if (access(path, R_OK | W_OK | F_OK) == - 1) {
return 1;
}
// get file reference from path
err = FSPathMakeRef( (const UInt8 *) path, &fileRef, NULL);
if (err != noErr) {
return 1;
}
// retrieve filespec from file ref
err = FSGetCatalogInfo(&fileRef, NULL, NULL, NULL, &fileSpec, NULL);
if (err != noErr) {
return 1;
}
// being by setting MacOS X Finder Comment
Str255 pCommentStr;
CopyCStringToPascal(comment, pCommentStr);
err = MoreFESetComment(&fileSpec, pCommentStr, NULL);
if (err != noErr) {
return 1;
}
return 0;
}
///////////////////////////////////////////////////////////////////
// We set the MacOS X Finder comment by sending an Apple Event to
// the Finder. As far as I know, there is no other way.
// This will fail if the Finder isn't running....:(
///////////////////////////////////////////////////////////////////
static OSErr OSX_SetComment (FSRef *fileRef, FSSpec *fileSpec, char *comment)
{
OSErr err = noErr;
Str255 pCommentStr;
if (strlen(comment) > MAX_COMMENT_LENGTH)
return true;
// make a pascal string
strncpy((char*)pCommentStr + 1, comment, 255);
int len = strlen(comment);
if (len > 255)
len = 255;
pCommentStr[0] = len;
err = MoreFESetComment(fileRef, fileSpec, pCommentStr, NULL);
return(err);
}
