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fltk/src/Fl_Native_File_Chooser_MAC.cxx
Greg Ercolano 97ac940d91 Small indent / whitespace fixups, Manolo's doc modification for 
Fl_Native_File_Chooser::options.



git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3@7015 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
2010-01-17 17:09:00 +00:00

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31 KiB
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// "$Id$"
//
// FLTK native OS file chooser widget
//
// Copyright 1998-2005 by Bill Spitzak and others.
// Copyright 2004 Greg Ercolano.
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Library General Public
// License as published by the Free Software Foundation; either
// version 2 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Library General Public License for more details.
//
// You should have received a copy of the GNU Library General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
// USA.
//
// Please report all bugs and problems to:
//
// http://www.fltk.org/str.php
//
// TODO:
// o When doing 'open file', only dir is preset, not filename.
// Possibly 'preset_file' could be used to select the filename.
//
#ifndef FL_DOXYGEN // PREVENT DOXYGEN'S USE OF THIS FILE
#include "Fl_Native_File_Chooser_common.cxx" // strnew/strfree/strapp/chrcat
#include <libgen.h> // dirname(3)
#include <sys/types.h> // stat(2)
#include <sys/stat.h> // stat(2)
#include <FL/Fl.H>
#include <FL/Fl_Native_File_Chooser.H>
#include <FL/filename.H>
#ifndef __APPLE_COCOA__
// TRY TO CONVERT AN AEDesc TO AN FSRef
// As per Apple Technical Q&A QA1274
// eg: http://developer.apple.com/qa/qa2001/qa1274.html
// Returns 'noErr' if OK, or an 'OSX result code' on error.
//
static int AEDescToFSRef(const AEDesc* desc, FSRef* fsref) {
OSStatus err = noErr;
AEDesc coerceDesc;
// If AEDesc isn't already an FSRef, convert it to one
if ( desc->descriptorType != typeFSRef ) {
if ( ( err = AECoerceDesc(desc, typeFSRef, &coerceDesc) ) == noErr ) {
// Get FSRef out of AEDesc
err = AEGetDescData(&coerceDesc, fsref, sizeof(FSRef));
AEDisposeDesc(&coerceDesc);
}
} else {
err = AEGetDescData(desc, fsref, sizeof(FSRef));
}
return( err );
}
// NAVREPLY: CTOR
Fl_Native_File_Chooser::NavReply::NavReply() {
_valid_reply = 0;
}
// NAVREPLY: DTOR
Fl_Native_File_Chooser::NavReply::~NavReply() {
if ( _valid_reply ) {
NavDisposeReply(&_reply);
}
}
// GET REPLY FROM THE NAV* DIALOG
int Fl_Native_File_Chooser::NavReply::get_reply(NavDialogRef& ref) {
if ( _valid_reply ) {
NavDisposeReply(&_reply); // dispose of previous
_valid_reply = 0;
}
if ( ref == NULL || NavDialogGetReply(ref, &_reply) != noErr ) {
return(-1);
}
_valid_reply = 1;
return(0);
}
// RETURN THE BASENAME USER WANTS TO 'Save As'
int Fl_Native_File_Chooser::NavReply::get_saveas_basename(char *s, int slen) {
if (CFStringGetCString(_reply.saveFileName, s, slen-1, kCFStringEncodingUTF8) == false) {
s[0] = '\0';
return(-1);
}
return(0);
}
// RETURN THE DIRECTORY NAME
// Returns 0 on success, -1 on error.
//
int Fl_Native_File_Chooser::NavReply::get_dirname(char *s, int slen) {
FSRef fsref;
if ( AEDescToFSRef(&_reply.selection, &fsref) != noErr ) {
// Conversion failed? Return empty name
s[0] = 0;
return(-1);
}
FSRefMakePath(&fsref, (UInt8 *)s, slen);
return(0);
}
// RETURN MULTIPLE DIRECTORIES
// Returns: 0 on success with pathnames[] containing pathnames selected,
// -1 on error
//
int Fl_Native_File_Chooser::NavReply::get_pathnames(char **&pathnames, int& tpathnames) {
// How many items selected?
long count = 0;
if ( AECountItems(&_reply.selection, &count) != noErr ) {
return(-1);
}
// Allocate space for that many pathnames
pathnames = new char*[count];
memset((void*)pathnames, 0, count*sizeof(char*));
tpathnames = count;
// Walk list of pathnames selected
for (short index=1; index<=count; index++) {
AEKeyword keyWord;
AEDesc desc;
if (AEGetNthDesc(&_reply.selection, index, typeFSRef, &keyWord, &desc) != noErr) {
pathnames[index-1] = strnew("");
continue;
}
FSRef fsref;
if (AEGetDescData(&desc, &fsref, sizeof(FSRef)) != noErr ) {
pathnames[index-1] = strnew("");
continue;
}
char s[4096];
FSRefMakePath(&fsref, (UInt8 *)s, sizeof(s)-1);
pathnames[index-1] = strnew(s);
AEDisposeDesc(&desc);
}
return(0);
}
#endif /* !__APPLE_COCOA__ */
// FREE PATHNAMES ARRAY, IF IT HAS ANY CONTENTS
void Fl_Native_File_Chooser::clear_pathnames() {
if ( _pathnames ) {
while ( --_tpathnames >= 0 ) {
_pathnames[_tpathnames] = strfree(_pathnames[_tpathnames]);
}
delete [] _pathnames;
_pathnames = NULL;
}
_tpathnames = 0;
}
// SET A SINGLE PATHNAME
void Fl_Native_File_Chooser::set_single_pathname(const char *s) {
clear_pathnames();
_pathnames = new char*[1];
_pathnames[0] = strnew(s);
_tpathnames = 1;
}
#ifndef __APPLE_COCOA__
// GET THE 'Save As' FILENAME
// Returns -1 on error, errmsg() has reason, filename == "".
// 0 if OK, filename() has filename chosen.
//
int Fl_Native_File_Chooser::get_saveas_basename(NavDialogRef& ref) {
if ( ref == NULL ) {
errmsg("get_saveas_basename: ref is NULL");
return(-1);
}
NavReply reply;
OSStatus err;
if ((err = reply.get_reply(ref)) != noErr ) {
errmsg("NavReply::get_reply() failed");
clear_pathnames();
return(-1);
}
char pathname[4096] = "";
// Directory name..
// -2 leaves room to append '/'
//
if ( reply.get_dirname(pathname, sizeof(pathname)-2) < 0 ) {
clear_pathnames();
errmsg("NavReply::get_dirname() failed");
return(-1);
}
// Append '/'
int len = strlen(pathname);
pathname[len++] = '/';
pathname[len] = '\0';
// Basename..
if ( reply.get_saveas_basename(pathname+len, sizeof(pathname)-len) < 0 ) {
clear_pathnames();
errmsg("NavReply::get_saveas_basename() failed");
return(-1);
}
set_single_pathname(pathname);
return(0);
}
// GET (POTENTIALLY) MULTIPLE FILENAMES
// Returns:
// -1 -- error, errmsg() has reason, filename == ""
// 0 -- OK, pathnames()/filename() has pathname(s) chosen
//
int Fl_Native_File_Chooser::get_pathnames(NavDialogRef& ref) {
if ( ref == NULL ) {
errmsg("get_saveas_basename: ref is NULL");
return(-1);
}
NavReply reply;
OSStatus err;
if ((err = reply.get_reply(ref)) != noErr ) {
errmsg("NavReply::get_reply() failed");
clear_pathnames();
return(-1);
}
// First, clear pathnames array of any previous contents
clear_pathnames();
if ( reply.get_pathnames(_pathnames, _tpathnames) < 0 ) {
clear_pathnames();
errmsg("NavReply::get_dirname() failed");
return(-1);
}
return(0);
}
// IS PATHNAME A DIRECTORY?
// 1 - path is a dir
// 0 - path not a dir or error
//
static int IsDir(const char *pathname) {
struct stat buf;
if ( stat(pathname, &buf) != -1 ) {
if ( buf.st_mode & S_IFDIR ) return(1);
}
return(0);
}
// PRESELECT PATHNAME IN BROWSER
static void PreselectPathname(NavCBRecPtr cbparm, const char *path) {
// XXX: path must be a dir, or kNavCtlSetLocation fails with -50.
// Why, I don't know. Let me know with a bug report. -erco
//
if ( ! IsDir(path) ) {
path = dirname((char*)path);
}
OSStatus err;
FSRef fsref;
err = FSPathMakeRef((const UInt8*)path, &fsref, NULL);
if ( err != noErr) {
fprintf(stderr, "FSPathMakeRef(%s) failed: err=%d\n", path, (int)err);
return;
}
AEDesc desc;
err = AECreateDesc(typeFSRef, &fsref, sizeof(FSRef), &desc);
if ( err != noErr) {
fprintf(stderr, "AECreateDesc() failed: err=%d\n", (int)err);
}
err = NavCustomControl(cbparm->context, kNavCtlSetLocation, &desc);
if ( err != noErr) {
fprintf(stderr, "NavCustomControl() failed: err=%d\n", (int)err);
}
AEDisposeDesc(&desc);
}
// NAV CALLBACK EVENT HANDLER
void Fl_Native_File_Chooser::event_handler(NavEventCallbackMessage callBackSelector,
NavCBRecPtr cbparm,
void *data) {
Fl_Native_File_Chooser *nfb = (Fl_Native_File_Chooser*)data;
switch (callBackSelector) {
case kNavCBStart:
{
if ( nfb->directory() ) { // dir specified?
PreselectPathname(cbparm, nfb->directory()); // use it first
} else if ( nfb->preset_file() ) { // file specified?
PreselectPathname(cbparm, nfb->preset_file()); // use if no dir
}
if ( nfb->_btype == BROWSE_SAVE_FILE && nfb->preset_file() ) {
const char *p, *q;
p = nfb->preset_file(); // don't use the path part of preset_file
q = strrchr(p, '/');
if (q == NULL) q = p; else q++;
CFStringRef namestr = CFStringCreateWithCString(NULL,
q,
kCFStringEncodingUTF8);
NavDialogSetSaveFileName(cbparm->context, namestr);
CFRelease(namestr);
}
NavCustomControl(cbparm->context,
kNavCtlSetActionState,
&nfb->_keepstate);
// Select the right filter in pop-up menu
if ( nfb->_filt_value == nfb->_filt_total ) {
// Select All Documents
NavPopupMenuItem kAll = kNavAllFiles;
NavCustomControl(cbparm->context, kNavCtlSelectAllType, &kAll);
} else if (nfb->_filt_value < nfb->_filt_total) {
// Select custom filter
nfb->_tempitem.version = kNavMenuItemSpecVersion;
nfb->_tempitem.menuCreator = 'extn';
nfb->_tempitem.menuType = nfb->_filt_value;
*nfb->_tempitem.menuItemName = '\0'; // needed on 10.3+
NavCustomControl(cbparm->context,
kNavCtlSelectCustomType,
&(nfb->_tempitem));
}
break;
}
case kNavCBPopupMenuSelect:
{
NavMenuItemSpecPtr ptr;
// they really buried this one!
ptr = (NavMenuItemSpecPtr)cbparm->eventData.eventDataParms.param;
if ( ptr->menuCreator ) {
// Gets index to filter ( menuCreator = 'extn' )
nfb->_filt_value = ptr->menuType;
} else {
// All docs filter selected ( menuCreator = '\0\0\0\0' )
nfb->_filt_value = nfb->_filt_total;
}
break;
}
case kNavCBSelectEntry:
{
NavActionState astate;
switch ( nfb->_btype ) {
// These don't need selection override
case BROWSE_MULTI_FILE:
case BROWSE_MULTI_DIRECTORY:
case BROWSE_SAVE_FILE:
break;
// These need to allow only one item, so disable
// Open button if user tries to select multiple files
case BROWSE_SAVE_DIRECTORY:
case BROWSE_DIRECTORY:
case BROWSE_FILE:
{
long selectcount;
AECountItems((AEDescList*)cbparm->
eventData.eventDataParms.param,
&selectcount);
if ( selectcount > 1 ) {
NavCustomControl(cbparm->context,
kNavCtlSetSelection,
NULL);
astate = nfb->_keepstate |
kNavDontOpenState |
kNavDontChooseState;
NavCustomControl(cbparm->context,
kNavCtlSetActionState,
&astate );
} else {
astate= nfb->_keepstate | kNavNormalState;
NavCustomControl(cbparm->context,
kNavCtlSetActionState,
&astate );
}
break;
}
}
}
break;
}
}
#endif /* !__APPLE_COCOA__ */
// CONSTRUCTOR
Fl_Native_File_Chooser::Fl_Native_File_Chooser(int val) {
_btype = val;
#ifdef __APPLE_COCOA__
_panel = NULL;
#else
NavGetDefaultDialogCreationOptions(&_opts);
_opts.optionFlags |= kNavDontConfirmReplacement; // no confirms for "save as"
_ref = NULL;
_keepstate = kNavNormalState;
memset(&_tempitem, 0, sizeof(_tempitem));
#endif
_options = NO_OPTIONS;
_pathnames = NULL;
_tpathnames = 0;
_title = NULL;
_filter = NULL;
_filt_names = NULL;
memset(_filt_patt, 0, sizeof(char*) * MAXFILTERS);
_filt_total = 0;
_filt_value = 0;
_directory = NULL;
_preset_file = NULL;
_errmsg = NULL;
}
// DESTRUCTOR
Fl_Native_File_Chooser::~Fl_Native_File_Chooser() {
// _opts // nothing to manage
#ifndef __APPLE_COCOA__
if (_ref) { NavDialogDispose(_ref); _ref = NULL; }
#endif
// _options // nothing to manage
// _keepstate // nothing to manage
// _tempitem // nothing to manage
clear_pathnames();
_directory = strfree(_directory);
_title = strfree(_title);
_preset_file = strfree(_preset_file);
_filter = strfree(_filter);
//_filt_names // managed by clear_filters()
//_filt_patt[i] // managed by clear_filters()
//_filt_total // managed by clear_filters()
clear_filters();
//_filt_value // nothing to manage
_errmsg = strfree(_errmsg);
}
#ifndef __APPLE_COCOA__
// SET THE TYPE OF BROWSER
void Fl_Native_File_Chooser::type(int val) {
_btype = val;
}
#endif /* !__APPLE_COCOA__ */
// GET TYPE OF BROWSER
int Fl_Native_File_Chooser::type() const {
return(_btype);
}
// SET OPTIONS
void Fl_Native_File_Chooser::options(int val) {
_options = val;
}
// GET OPTIONS
int Fl_Native_File_Chooser::options() const {
return(_options);
}
// SHOW THE BROWSER WINDOW
// Returns:
// 0 - user picked a file
// 1 - user cancelled
// -1 - failed; errmsg() has reason
//
int Fl_Native_File_Chooser::show() {
// Make sure fltk interface updates before posting our dialog
Fl::flush();
#ifndef __APPLE_COCOA__
_keepstate = kNavNormalState;
// BROWSER TITLE
CFStringRef cfs_title;
cfs_title = CFStringCreateWithCString(NULL,
_title ? _title : "No Title",
kCFStringEncodingUTF8);
_opts.windowTitle = cfs_title;
// BROWSER FILTERS
CFArrayRef filter_array = NULL;
// One or more filters specified?
if ( _filt_total ) {
// NAMES -> CFArrayRef
CFStringRef tab = CFSTR("\t");
CFStringRef tmp_cfs;
tmp_cfs = CFStringCreateWithCString(NULL,
_filt_names,
kCFStringEncodingUTF8);
filter_array = CFStringCreateArrayBySeparatingStrings(NULL,
tmp_cfs,
tab);
CFRelease(tmp_cfs);
CFRelease(tab);
_opts.popupExtension = filter_array;
_opts.optionFlags |= kNavAllFilesInPopup;
} else {
filter_array = NULL;
_opts.popupExtension = NULL;
_opts.optionFlags |= kNavAllFilesInPopup;
}
// HANDLE OPTIONS WE SUPPORT
if ( _options & SAVEAS_CONFIRM ) {
_opts.optionFlags &= ~kNavDontConfirmReplacement; // enables confirm
} else {
_opts.optionFlags |= kNavDontConfirmReplacement; // disables confirm
}
// _opts.optionFlags |= kNavSupportPackages; // enables *.app TODO: Make a flag to control this
#endif /* !__APPLE_COCOA__ */
// POST BROWSER
int err = post();
#ifndef __APPLE_COCOA__
// RELEASE _FILT_ARR
if ( filter_array ) CFRelease(filter_array);
filter_array = NULL;
_opts.popupExtension = NULL;
// RELEASE TITLE
if ( cfs_title ) CFRelease(cfs_title);
cfs_title = NULL;
#endif /* !__APPLE_COCOA__ */
_filt_total = 0;
return(err);
}
#ifndef __APPLE_COCOA__
int Fl_Native_File_Chooser::post() {
// INITIALIZE BROWSER
OSStatus err;
if ( _filt_total == 0 ) { // Make sure they match
_filt_value = 0; // TBD: move to someplace more logical?
}
if ( ! ( _options & NEW_FOLDER ) ) {
_keepstate |= kNavDontNewFolderState;
}
switch (_btype) {
case BROWSE_FILE:
case BROWSE_MULTI_FILE:
// Prompt user for one or more files
if ((err = NavCreateGetFileDialog(&_opts, // options
0, // file types
event_handler, // event handler
0, // preview callback
filter_proc_cb, // filter callback
(void*)this, // callback data
&_ref)) != noErr ) { // dialog ref
errmsg("NavCreateGetFileDialog: failed");
return(-1);
}
break;
case BROWSE_DIRECTORY:
case BROWSE_MULTI_DIRECTORY:
case BROWSE_SAVE_DIRECTORY:
// Prompts user for one or more files or folders
if ((err = NavCreateChooseFolderDialog(&_opts, // options
event_handler, // event callback
0, // filter callback
(void*)this, // callback data
&_ref)) != noErr ) { // dialog ref
errmsg("NavCreateChooseFolderDialog: failed");
return(-1);
}
break;
case BROWSE_SAVE_FILE:
// Prompt user for filename to 'save as'
if ((err = NavCreatePutFileDialog(&_opts, // options
0, // file types
kNavGenericSignature, // file creator
event_handler, // event handler
(void*)this, // callback data
&_ref)) != noErr ) { // dialog ref
errmsg("NavCreatePutFileDialog: failed");
return(-1);
}
break;
}
// SHOW THE DIALOG
if ( ( err = NavDialogRun(_ref) ) != 0 ) {
char msg[80];
sprintf(msg, "NavDialogRun: failed (err=%d)", (int)err);
errmsg(msg);
return(-1);
}
// WHAT ACTION DID USER CHOOSE?
NavUserAction act = NavDialogGetUserAction(_ref);
if ( act == kNavUserActionNone ) {
errmsg("Nothing happened yet (dialog still open)");
return(-1);
}
else if ( act == kNavUserActionCancel ) { // user chose 'cancel'
return(1);
}
else if ( act == kNavUserActionSaveAs ) { // user chose 'save as'
return(get_saveas_basename(_ref));
}
// TOO MANY FILES CHOSEN?
int ret = get_pathnames(_ref);
if ( _btype == BROWSE_FILE && ret == 0 && _tpathnames != 1 ) {
char msg[80];
sprintf(msg, "Expected only one file to be chosen.. you chose %d.", (int)_tpathnames);
errmsg(msg);
return(-1);
}
return(err);
}
#endif /* !__APPLE_COCOA__ */
// SET ERROR MESSAGE
// Internal use only.
//
void Fl_Native_File_Chooser::errmsg(const char *msg) {
_errmsg = strfree(_errmsg);
_errmsg = strnew(msg);
}
// RETURN ERROR MESSAGE
const char *Fl_Native_File_Chooser::errmsg() const {
return(_errmsg ? _errmsg : "No error");
}
// GET FILENAME
const char* Fl_Native_File_Chooser::filename() const {
if ( _pathnames && _tpathnames > 0 ) return(_pathnames[0]);
return("");
}
// GET FILENAME FROM LIST OF FILENAMES
const char* Fl_Native_File_Chooser::filename(int i) const {
if ( _pathnames && i < _tpathnames ) return(_pathnames[i]);
return("");
}
// GET TOTAL FILENAMES CHOSEN
int Fl_Native_File_Chooser::count() const {
return(_tpathnames);
}
// PRESET PATHNAME
// Value can be NULL for none.
//
void Fl_Native_File_Chooser::directory(const char *val) {
_directory = strfree(_directory);
_directory = strnew(val);
}
// GET PRESET PATHNAME
// Returned value can be NULL if none set.
//
const char* Fl_Native_File_Chooser::directory() const {
return(_directory);
}
// SET TITLE
// Value can be NULL if no title desired.
//
void Fl_Native_File_Chooser::title(const char *val) {
_title = strfree(_title);
_title = strnew(val);
}
// GET TITLE
// Returned value can be NULL if none set.
//
const char *Fl_Native_File_Chooser::title() const {
return(_title);
}
// SET FILTER
// Can be NULL if no filter needed
//
void Fl_Native_File_Chooser::filter(const char *val) {
_filter = strfree(_filter);
_filter = strnew(val);
// Parse filter user specified
// IN: _filter = "C Files\t*.{cxx,h}\nText Files\t*.txt"
// OUT: _filt_names = "C Files\tText Files"
// _filt_patt[0] = "*.{cxx,h}"
// _filt_patt[1] = "*.txt"
// _filt_total = 2
//
parse_filter(_filter);
}
// GET FILTER
// Returned value can be NULL if none set.
//
const char *Fl_Native_File_Chooser::filter() const {
return(_filter);
}
// CLEAR ALL FILTERS
// Internal use only.
//
void Fl_Native_File_Chooser::clear_filters() {
_filt_names = strfree(_filt_names);
for (int i=0; i<_filt_total; i++) {
_filt_patt[i] = strfree(_filt_patt[i]);
}
_filt_total = 0;
}
// PARSE USER'S FILTER SPEC
// Parses user specified filter ('in'),
// breaks out into _filt_patt[], _filt_names, and _filt_total.
//
// Handles:
// IN: OUT:_filt_names OUT: _filt_patt
// ------------------------------------ ------------------ ---------------
// "*.{ma,mb}" "*.{ma,mb} Files" "*.{ma,mb}"
// "*.[abc]" "*.[abc] Files" "*.[abc]"
// "*.txt" "*.txt Files" "*.c"
// "C Files\t*.[ch]" "C Files" "*.[ch]"
// "C Files\t*.[ch]\nText Files\t*.cxx" "C Files" "*.[ch]"
//
// Parsing Mode:
// IN:"C Files\t*.{cxx,h}"
// ||||||| |||||||||
// mode: nnnnnnn wwwwwwwww
// \_____/ \_______/
// Name Wildcard
//
void Fl_Native_File_Chooser::parse_filter(const char *in) {
clear_filters();
if ( ! in ) return;
int has_name = strchr(in, '\t') ? 1 : 0;
char mode = has_name ? 'n' : 'w'; // parse mode: n=title, w=wildcard
char wildcard[1024] = ""; // parsed wildcard
char name[1024] = "";
// Parse filter user specified
for ( ; 1; in++ ) {
//// DEBUG
//// printf("WORKING ON '%c': mode=<%c> name=<%s> wildcard=<%s>\n",
//// *in, mode, name, wildcard);
switch (*in) {
// FINISHED PARSING NAME?
case '\t':
if ( mode != 'n' ) goto regchar;
mode = 'w';
break;
// ESCAPE NEXT CHAR
case '\\':
++in;
goto regchar;
// FINISHED PARSING ONE OF POSSIBLY SEVERAL FILTERS?
case '\r':
case '\n':
case '\0':
// TITLE
// If user didn't specify a name, make one
//
if ( name[0] == '\0' ) {
sprintf(name, "%.*s Files", (int)sizeof(name)-10, wildcard);
}
// APPEND NEW FILTER TO LIST
if ( wildcard[0] ) {
// Add to filtername list
// Tab delimit if more than one. We later break
// tab delimited string into CFArray with
// CFStringCreateArrayBySeparatingStrings()
//
if ( _filt_total ) {
_filt_names = strapp(_filt_names, "\t");
}
_filt_names = strapp(_filt_names, name);
// Add filter to the pattern array
_filt_patt[_filt_total++] = strnew(wildcard);
}
// RESET
wildcard[0] = name[0] = '\0';
mode = strchr(in, '\t') ? 'n' : 'w';
// DONE?
if ( *in == '\0' ) return; // done
else continue; // not done yet, more filters
// Parse all other chars
default: // handle all non-special chars
regchar: // handle regular char
switch ( mode ) {
case 'n': chrcat(name, *in); continue;
case 'w': chrcat(wildcard, *in); continue;
}
break;
}
}
//NOTREACHED
}
#ifndef __APPLE_COCOA__
// STATIC: FILTER CALLBACK
Boolean Fl_Native_File_Chooser::filter_proc_cb(AEDesc *theItem,
void *info,
void *callBackUD,
NavFilterModes filterMode) {
return((Fl_Native_File_Chooser*)callBackUD)->filter_proc_cb2(theItem,
info,
callBackUD,
filterMode);
}
// FILTER CALLBACK
// Return true if match,
// false if no match.
//
Boolean Fl_Native_File_Chooser::filter_proc_cb2(AEDesc *theItem,
void *info,
void *callBackUD,
NavFilterModes filterMode) {
// All files chosen or no filters
if ( _filt_value == _filt_total ) return(true);
FSRef fsref;
char pathname[4096];
// On fail, filter should return true by default
if ( AEDescToFSRef(theItem, &fsref) != noErr ) {
return(true);
}
FSRefMakePath(&fsref, (UInt8 *)pathname, sizeof(pathname)-1);
if ( fl_filename_isdir(pathname) ) return(true);
if ( fl_filename_match(pathname, _filt_patt[_filt_value]) ) return(true);
else return(false);
}
#endif
// SET PRESET FILE
// Value can be NULL for none.
//
void Fl_Native_File_Chooser::preset_file(const char* val) {
_preset_file = strfree(_preset_file);
_preset_file = strnew(val);
}
// PRESET FILE
// Returned value can be NULL if none set.
//
const char* Fl_Native_File_Chooser::preset_file() {
return(_preset_file);
}
#ifdef __APPLE_COCOA__
#import <Cocoa/Cocoa.h>
#define UNLIKELYPREFIX "___fl_very_unlikely_prefix_"
#ifndef MAC_OS_X_VERSION_10_6
#define MAC_OS_X_VERSION_10_6 1060
#endif
int Fl_Native_File_Chooser::get_saveas_basename(void) {
char *q = strdup( [[(NSSavePanel*)_panel filename] fileSystemRepresentation] );
id delegate = [(NSSavePanel*)_panel delegate];
if (delegate != nil) {
const char *d = [[(NSSavePanel*)_panel directory] fileSystemRepresentation];
int l = strlen(d) + 1;
int lu = strlen(UNLIKELYPREFIX);
// Remove UNLIKELYPREFIX between directory and filename parts
memmove(q + l, q + l + lu, strlen(q + l + lu) + 1);
}
set_single_pathname( q );
free(q);
return 0;
}
// SET THE TYPE OF BROWSER
void Fl_Native_File_Chooser::type(int val) {
_btype = val;
switch (_btype) {
case BROWSE_FILE:
case BROWSE_MULTI_FILE:
case BROWSE_DIRECTORY:
case BROWSE_MULTI_DIRECTORY:
_panel = [NSOpenPanel openPanel];
break;
case BROWSE_SAVE_DIRECTORY:
case BROWSE_SAVE_FILE:
_panel = [NSSavePanel savePanel];
break;
}
}
@interface FLopenDelegate : NSObject
#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_6
<NSOpenSavePanelDelegate>
#endif
{
NSPopUpButton *nspopup;
char **filter_pattern;
}
- (FLopenDelegate*)setPopup:(NSPopUpButton*)popup filter_pattern:(char**)pattern;
- (BOOL)panel:(id)sender shouldShowFilename:(NSString *)filename;
@end
@implementation FLopenDelegate
- (FLopenDelegate*)setPopup:(NSPopUpButton*)popup filter_pattern:(char**)pattern
{
nspopup = popup;
filter_pattern = pattern;
return self;
}
- (BOOL)panel:(id)sender shouldShowFilename:(NSString *)filename
{
if ( [nspopup indexOfSelectedItem] == [nspopup numberOfItems] - 1) return YES;
const char *pathname = [filename fileSystemRepresentation];
if ( fl_filename_isdir(pathname) ) return YES;
if ( fl_filename_match(pathname, filter_pattern[ [nspopup indexOfSelectedItem] ]) ) return YES;
return NO;
}
@end
@interface FLsaveDelegate : NSObject
#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_6
<NSOpenSavePanelDelegate>
#endif
{
}
- (NSString *)panel:(id)sender userEnteredFilename:(NSString *)filename confirmed:(BOOL)okFlag;
@end
@implementation FLsaveDelegate
- (NSString *)panel:(id)sender userEnteredFilename:(NSString *)filename confirmed:(BOOL)okFlag
{
if (! okFlag) return filename;
// User has clicked save, and no overwrite confirmation should occur.
// To get the latter, we need to change the name we return (hence the prefix):
return [@ UNLIKELYPREFIX stringByAppendingString:filename];
}
@end
static NSPopUpButton *createPopupAccessory(NSSavePanel *panel, const char *filter, const char *title, int rank)
{
NSPopUpButton *popup;
NSRect rectview = NSMakeRect(5, 5, 350, 30 );
NSView *view = [[[NSView alloc] initWithFrame:rectview] autorelease];
NSRect rectbox = NSMakeRect(0, 3, 50, 1 );
NSBox *box = [[[NSBox alloc] initWithFrame:rectbox] autorelease];
NSRect rectpop = NSMakeRect(60, 0, 250, 30 );
popup = [[[NSPopUpButton alloc ] initWithFrame:rectpop pullsDown:NO] autorelease];
[view addSubview:box];
[view addSubview:popup];
[box setBorderType:NSNoBorder];
NSString *nstitle = [[NSString alloc] initWithUTF8String:title];
[box setTitle:nstitle];
[nstitle release];
NSFont *font = [NSFont controlContentFontOfSize:NSRegularControlSize];
[box setTitleFont:font];
[box sizeToFit];
CFStringRef tab = CFSTR("\n");
CFStringRef tmp_cfs;
tmp_cfs = CFStringCreateWithCString(NULL, filter, kCFStringEncodingASCII);
CFArrayRef array = CFStringCreateArrayBySeparatingStrings(NULL, tmp_cfs, tab);
CFRelease(tmp_cfs);
CFRelease(tab);
[popup addItemsWithTitles:(NSArray*)array];
NSMenuItem *item = [popup itemWithTitle:@""];
if (item) [popup removeItemWithTitle:@""];
CFRelease(array);
[popup selectItemAtIndex:rank];
[panel setAccessoryView:view];
return popup;
}
// POST BROWSER
// Internal use only.
// Assumes '_opts' has been initialized.
//
// Returns:
// 0 - user picked a file
// 1 - user cancelled
// -1 - failed; errmsg() has reason
//
int Fl_Native_File_Chooser::post() {
// INITIALIZE BROWSER
if ( _filt_total == 0 ) { // Make sure they match
_filt_value = 0; // TBD: move to someplace more logical?
}
NSAutoreleasePool *localPool;
localPool = [[NSAutoreleasePool alloc] init];
int retval;
NSString *nstitle = [NSString stringWithUTF8String: (_title ? _title : "No Title")];
[(NSSavePanel*)_panel setTitle:nstitle];
switch (_btype) {
case BROWSE_MULTI_FILE:
[(NSOpenPanel*)_panel setAllowsMultipleSelection:YES];
break;
case BROWSE_MULTI_DIRECTORY:
[(NSOpenPanel*)_panel setAllowsMultipleSelection:YES];
case BROWSE_DIRECTORY:
[(NSOpenPanel*)_panel setCanChooseDirectories:YES];
break;
case BROWSE_SAVE_DIRECTORY:
[(NSSavePanel*)_panel setCanCreateDirectories:YES];
break;
}
// SHOW THE DIALOG
if ( [(NSSavePanel*)_panel isKindOfClass:[NSOpenPanel class]] ) {
NSPopUpButton *popup = nil;
if (_filt_total) {
char *p; p = _filter;
char *q; q = new char[strlen(p) + 1];
char *r, *s, *t;
t = q;
do { // copy to t what is in _filter removing what is between \t and \n, if any
r = strchr(p, '\n');
if (!r) r = p + strlen(p) - 1;
s = strchr(p, '\t');
if (s && s < r) { memcpy(q, p, s - p); q += s - p; *(q++) = '\n'; }
else { memcpy(q, p, r - p + 1); q += r - p + 1; }
*q = 0;
p = r + 1;
} while(*p);
popup = createPopupAccessory((NSSavePanel*)_panel, t, "Enable:", 0);
delete t;
[[popup menu] addItem:[NSMenuItem separatorItem]];
[popup addItemWithTitle:@"All Documents"];
[popup setAction:@selector(validateVisibleColumns)];
[popup setTarget:(NSObject*)_panel];
static FLopenDelegate *openDelegate = nil;
if (openDelegate == nil) {
// not to be ever freed
openDelegate = [[FLopenDelegate alloc] init];
}
[openDelegate setPopup:popup filter_pattern:_filt_patt];
[(NSOpenPanel*)_panel setDelegate:openDelegate];
}
NSString *dir = nil;
NSString *fname = nil;
NSString *preset = nil;
if (_preset_file) {
preset = [[NSString alloc] initWithUTF8String:_preset_file];
if (strchr(_preset_file, '/') != NULL)
dir = [[NSString alloc] initWithString:[preset stringByDeletingLastPathComponent]];
fname = [preset lastPathComponent];
}
if (_directory && !dir) dir = [[NSString alloc] initWithUTF8String:_directory];
retval = [(NSOpenPanel*)_panel runModalForDirectory:dir file:fname types:nil];
[dir release];
[preset release];
if (_filt_total) {
_filt_value = [popup indexOfSelectedItem];
}
if ( retval == NSOKButton ) {
clear_pathnames();
NSArray *array = [(NSOpenPanel*)_panel filenames];
_tpathnames = [array count];
_pathnames = new char*[_tpathnames];
for(int i = 0; i < _tpathnames; i++) {
_pathnames[i] = strnew([(NSString*)[array objectAtIndex:i] fileSystemRepresentation]);
}
}
}
else {
NSString *dir = nil;
NSString *fname = nil;
NSString *preset = nil;
NSPopUpButton *popup = nil;
if ( !(_options & SAVEAS_CONFIRM) ) {
static FLsaveDelegate *saveDelegate = nil;
if (saveDelegate == nil)saveDelegate = [[FLsaveDelegate alloc] init]; // not to be ever freed
[(NSSavePanel*)_panel setDelegate:saveDelegate];
}
if (_preset_file) {
preset = [[NSString alloc] initWithUTF8String:_preset_file];
if (strchr(_preset_file, '/') != NULL) {
dir = [[NSString alloc] initWithString:[preset stringByDeletingLastPathComponent]];
}
fname = [preset lastPathComponent];
}
if (_directory && !dir) dir = [[NSString alloc] initWithUTF8String:_directory];
if (_filt_total) {
popup = createPopupAccessory((NSSavePanel*)_panel, _filter, "Format:", _filt_value);
}
retval = [(NSSavePanel*)_panel runModalForDirectory:dir file:fname];
if (_filt_total) {
_filt_value = [popup indexOfSelectedItem];
}
[dir release];
[preset release];
if ( retval == NSOKButton ) get_saveas_basename();
}
[localPool release];
return (retval == NSOKButton ? 0 : 1);
}
#endif //__APPLE_COCOA__
#endif /*!FL_DOXYGEN*/
//
// End of "$Id$".
//
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