From 97d2836f5e72054f640289a93c4f2dd776c4fd00 Mon Sep 17 00:00:00 2001
From: ManoloFLTK <41016272+ManoloFLTK@users.noreply.github.com>
Date: Sat, 23 Mar 2024 17:16:57 +0100
Subject: macOS: remove deprecated use of property allowedFileTypes in class
 NSSavePanel
MIME-Version: 1.0
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The recommended replacement requires macos ≥ 11.0 and a new framework: UniformTypeIdentifiers
---
 src/Fl_Native_File_Chooser_MAC.mm | 25 ++++++++++++++++++++++---
 1 file changed, 22 insertions(+), 3 deletions(-)

(limited to 'src')

diff --git a/src/Fl_Native_File_Chooser_MAC.mm b/src/Fl_Native_File_Chooser_MAC.mm
index 4272a0d5a..a10aa6c9d 100644
--- a/src/Fl_Native_File_Chooser_MAC.mm
+++ b/src/Fl_Native_File_Chooser_MAC.mm
@@ -2,7 +2,7 @@
 // FLTK native OS file chooser widget for macOS
 //
 // Copyright 2004 Greg Ercolano.
-// Copyright 1998-2022 by Bill Spitzak and others.
+// Copyright 1998-2024 by Bill Spitzak and others.
 //
 // This library is free software. Distribution and use rights are outlined in
 // the file "COPYING" which should have been included with this file.  If this
@@ -28,6 +28,9 @@
 #include <FL/fl_string_functions.h>
 #define MAXFILTERS      80
 #import <Cocoa/Cocoa.h>
+#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_VERSION_11_0
+#  import <UniformTypeIdentifiers/UniformTypeIdentifiers.h>
+#endif
 
 #if MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_9
 const NSInteger NSModalResponseOK = NSFileHandlingPanelOKButton;
@@ -513,6 +516,7 @@ static char *prepareMacFilter(int count, const char *filter, char **patterns) {
   BOOL saveas_confirm;
 }
 - (NSString *)panel:(id)sender userEnteredFilename:(NSString *)filename confirmed:(BOOL)okFlag;
+- (void)control_allowed_types:(const char *)p;
 - (void)changedPopup:(id)sender;
 - (void)panel:(NSSavePanel*)p;
 - (void)option:(BOOL)o;
@@ -525,6 +529,21 @@ static char *prepareMacFilter(int count, const char *filter, char **patterns) {
   // To get the latter, we need to change the name we return (hence the prefix):
   return [@ UNLIKELYPREFIX stringByAppendingString:filename];
 }
+- (void)control_allowed_types:(const char *)p
+{
+  NSString *ext = [NSString stringWithUTF8String:p];
+#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_VERSION_11_0
+  if (fl_mac_os_version >= 110000) {
+    UTType *type = [UTType typeWithFilenameExtension:ext]; // 11.0 + framework UniformTypeIdentifiers
+    [dialog setAllowedContentTypes:[NSArray arrayWithObject:type]]; // 11.0
+  }
+  else
+#endif
+  if (fl_mac_os_version >= 100900) {
+    [dialog performSelector:@selector(setAllowedFileTypes:) 
+                 withObject:[NSArray arrayWithObject:ext]];
+  }
+}
 - (void)changedPopup:(id)sender
 // runs when the save panel popup menu changes output file type
 // correspondingly changes the extension of the output file name
@@ -545,7 +564,7 @@ static char *prepareMacFilter(int count, const char *filter, char **patterns) {
   NSString *ns = [NSString stringWithFormat:@"%@.%@",
                   [[dialog performSelector:@selector(nameFieldStringValue)] stringByDeletingPathExtension],
                   [NSString stringWithUTF8String:p]];
-  if (fl_mac_os_version >= 100900) [dialog setAllowedFileTypes:[NSArray arrayWithObject:[NSString stringWithUTF8String:p]]];
+  [self control_allowed_types:p];
   free(s);
   [dialog performSelector:@selector(setNameFieldStringValue:) withObject:ns];
 }
@@ -785,7 +804,7 @@ int Fl_Quartz_Native_File_Chooser_Driver::post() {
           do q++; while (*q==' ' || *q=='{');
           p = fl_strdup(q);
           q = strchr(p, ','); if (q) *q = 0;
-          [_panel setAllowedFileTypes:[NSArray arrayWithObject:[NSString stringWithUTF8String:p]]];
+          [saveDelegate control_allowed_types:p];
           free(p);
         }
       }
-- 
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