restoring fold/unfold states

VoidLink/Input/CustomOSC/OSCProfile.m

@@ -32,6 +32,7 @@
     [encoder encodeObject:self.name forKey:@"name"];
     [encoder encodeObject:self.buttonStatesEncoded forKey:@"buttonStates"];
     [encoder encodeInt32:self.unfoldedExclusiveFolderSequence forKey:@"unfoldedExclusiveFolderSequence"];
+    [encoder encodeObject:self.postExclusiveUnfoldedSequences forKey:@"postExclusiveUnfoldedSequences"];
     [encoder encodeBool:self.isSelected forKey:@"isSelected"];
     [encoder encodeInt64:self.mapGyroTo forKey:@"mapGyroTo"];
     [encoder encodeBool:self.yawPitchToRightStick forKey:@"yawPitchToRightStick"];
@@ -75,6 +76,15 @@
                     nil]
                                        forKey:@"buttonStates"];
         self.unfoldedExclusiveFolderSequence = [decoder containsValueForKey:@"unfoldedExclusiveFolderSequence"] ? [decoder decodeInt32ForKey:@"unfoldedExclusiveFolderSequence"] : -1;
+        self.postExclusiveUnfoldedSequences = [decoder containsValueForKey:@"postExclusiveUnfoldedSequences"] ?
+            [decoder decodeObjectOfClasses:
+                [NSSet setWithObjects:
+                 [NSMutableSet class],
+                 [NSSet class],
+                 [NSNumber class],
+                    nil]
+                                    forKey:@"postExclusiveUnfoldedSequences"] :
+            [NSSet set];
         self.isSelected = [decoder decodeBoolForKey:@"isSelected"];
         self.mapGyroTo = [decoder containsValueForKey:@"mapGyroTo"] ? [decoder decodeInt64ForKey:@"mapGyroTo"] : mapGyroToMouse;
         self.yawPitchToRightStick = [decoder containsValueForKey:@"yawPitchToRightStick"] ? [decoder decodeBoolForKey:@"yawPitchToRightStick"] : true;
@@ -134,6 +144,7 @@
     copy.name = [self.name mutableCopy]; // NSString → NSMutableString
     copy.buttonStatesEncoded = [[NSMutableArray alloc] initWithArray:self.buttonStatesEncoded copyItems:YES];
     copy.unfoldedExclusiveFolderSequence = self.unfoldedExclusiveFolderSequence;
+    copy.postExclusiveUnfoldedSequences = [self.postExclusiveUnfoldedSequences copy];
     copy.isSelected = self.isSelected;
     copy.mapGyroTo = self.mapGyroTo;
     copy.yawPitchToRightStick = self.yawPitchToRightStick;