added Preferences

-Adds preferences
-Adds credits to prefefrences
-Icon for preferences
-Share button for sharing to social media.
-Code cleanup
-Thanks @skittyblock!

Makefile

 ARCHS = arm64 arm64e
-SDK = iPhoneOS13.0
+SDK = iPhoneOS12.4
 FINALPACKAGE = 1
-export TARGET = iphone:clang:13.0:latest
 
 include $(THEOS)/makefiles/common.mk
 
 TWEAK_NAME = ZenithDark
 
 ZenithDark_FILES = Tweak.xm
-ZenithDark_CFLAGS = -fobjc-arc
 ZenithDark_FRAMEWORKS = UIKit CoreGraphics
 
 include $(THEOS_MAKE_PATH)/tweak.mk
 
-after-install::
-	install.exec "sbreload"
 SUBPROJECTS += zenithdarkprefs
 include $(THEOS_MAKE_PATH)/aggregate.mk
+
+after-install::
+	install.exec "sbreload"

Tweak.xm

 
 #import "ZenithDark.h"
 
-static BOOL enabled;
-static void loadPrefs() {
-  static NSMutableDictionary *settings;
-
-  CFArrayRef keyList = CFPreferencesCopyKeyList(CFSTR("com.mac-user669.zenithdarkprefs"), kCFPreferencesCurrentUser, kCFPreferencesAnyHost);
-  if (keyList) {
-    settings = (NSMutableDictionary *)CFBridgingRelease(CFPreferencesCopyMultiple(keyList, CFSTR("com.mac-user669.zenithdarkprefs"), kCFPreferencesCurrentUser, kCFPreferencesAnyHost));
-    CFRelease(keyList);
-  } else {
-    settings = [NSMutableDictionary dictionaryWithContentsOfFile:@"/var/mobile/Library/Preferences/com.mac-user669.zenithdarkprefs.plist"];
-  }
-
-    enabled = [([settings objectForKey:@"enabled"] ? [settings objectForKey:@"enabled"] : @(YES)) boolValue];
-}
-
 // We then hook the class in this case Zenith's grabber view is called “ZNGrabberAccessoryView” 
 %hook ZNGrabberAccessoryView
-  // this is called when iOS 13's dark mode is enabled!
+
+// this is called when iOS 13's dark mode is enabled!
 -(void)traitCollectionDidChange:(UITraitCollection *)previousTraitCollection {
-  if (enabled) {
-  %orig(previousTraitCollection);
+   %orig(previousTraitCollection);
+  if (kEnabled) { 
+  // if the tweak is enabled and the version is iOS 13 or later run our code
     if (@available(iOS 13, *)) {
     if (self.traitCollection.userInterfaceStyle == UIUserInterfaceStyleDark) {
        [self setBackgroundColor:kDarkModeColor];
 
     else {
      [self setBackgroundColor:kLightModeColor];
-      }
     }
   }
-  %orig;
 }
 
+else {
+  %orig(previousTraitCollection);
+}
+
+}
+
+
+
 // the method we  modify is this method that is called from UIImageView to set the backgroundColor of the image view. 
 // Since the grabber view is of type UIImageView we can modify this method :)
 -(void)setBackgroundColor:(UIColor *)backgroundColor {
-    if (enabled) {
+  %orig;
+  if (kEnabled) {
   // by default have our tweak overide this.
     if (@available(iOS 13, *)) {
     if (self.traitCollection.userInterfaceStyle == UIUserInterfaceStyleDark) {
        %orig(kDarkModeColor);
     }
+  }
 
     else {
     %orig;
-      }
     }
   }
-  %orig;
 }
 
-
 // we need to make sure we tell theos that we are finished hooking this class not doing so with cause the end of the world :P
 %end
 
 
-// our constructor
-%ctor {
 
-loadPrefs();
+// Load preferences to make sure changes are written to the plist
+static void loadPrefs() {
+
+  // Thanks to skittyblock!
+  CFArrayRef keyList = CFPreferencesCopyKeyList(CFSTR("com.mac-user669.zenithdark"), kCFPreferencesCurrentUser, kCFPreferencesAnyHost);
+  if(keyList) {
+    prefs = (NSMutableDictionary *)CFPreferencesCopyMultiple(keyList, CFSTR("com.mac-user669.zenithdark"), kCFPreferencesCurrentUser, kCFPreferencesAnyHost);
+    CFRelease(keyList);
+  } else {
+    prefs = nil;
+  }
 
-// We use this to make sure we load Zenith's dynamic library at runtime so we can modify it with our tweak.
+  if (!prefs) {
+   prefs = [NSMutableDictionary dictionaryWithContentsOfFile:PLIST_PATH];
+
+  }
+    //our preference values that write to a plist file when a user selects somethings
+  kEnabled = [([prefs objectForKey:@"kEnabled"] ?: @(YES)) boolValue];
+}
+
+
+// thanks to skittyblock!
+static void PreferencesChangedCallback(CFNotificationCenterRef center, void *observer, CFStringRef name, const void *object, CFDictionaryRef userInfo) {
+  loadPrefs();
+}
+
+// our constructor
+%ctor {
+  // load our prefs
+ loadPrefs(); 
+ CFNotificationCenterAddObserver(CFNotificationCenterGetDarwinNotifyCenter(), NULL, (CFNotificationCallback) PreferencesChangedCallback, CFSTR("com.mac-user669.zenithdark.prefschanged"), NULL, CFNotificationSuspensionBehaviorDeliverImmediately);
+  // We use this to make sure we load Zenith's dynamic library at runtime so we can modify it with our tweak.
 dlopen ("/Library/MobileSubstrate/DynamicLibraries/Zenith.dylib", RTLD_NOW);
 
 }

ZenithDark.h

 Copyright 2020 J.K. Hayslip (@iKilledAppl3) & ToxicAppl3 INSDC/iKilledAppl3 LLC.
 All code was written for learning purposes and credit must be given to the original author.
 
-Written for Cooper Hull, @(mac-user669).
+Written for Cooper Hull, (@mac-user669).
 
 ZenithDark Header file to keep the tweak.x file clean!
 
 @interface ZNGrabberAccessoryView : UIImageView
 @end
 
+// a boolean value to store to the tweak's property list path to see if the user has enabled or disabled the tweak.
+BOOL kEnabled;
+
+//Prefs dictionary
+NSMutableDictionary *prefs;
+
 // Dark Zenith color we are using macros so we can call it later if need be.
 #define kDarkModeColor [UIColor colorWithWhite:0.0 alpha:0.44]
 
 // Stock Zenith color we are using macros so we can call it later if need be.
 #define kLightModeColor [UIColor colorWithWhite:1.0 alpha:0.7]
+
+// the PLIST path where all user settings are stored.
+#define PLIST_PATH @"/var/mobile/Library/Preferences/com.mac-user669.zenithdark.plist"

control

 Package: com.mac-user669.zenithdark
-Version: 1.0
+Version: 1.0.1-1
 Architecture: iphoneos-arm
 Maintainer: mac-user669
-Depends: mobilesubstrate, com.muirey03.zenith, firmware (>=13.0)
+Depends: mobilesubstrate, preferenceloader, com.muirey03.zenith, firmware (>=13.0)
 Section: Tweaks
 Description: Changes Zeniths tabs to a dark blur
 Author: mac-user669

zenithdarkprefs/Makefile

+ARCHS = arm64 arm64e
+SDK = iPhoneOS12.4
+FINALPACKAGE = 1
+
 include $(THEOS)/makefiles/common.mk
 
-ARCHS = arm64 arm64e
-export TARGET = iphone:clang:13.0:latest
 BUNDLE_NAME = ZenithDarkPrefs
-
-ZenithDarkPrefs_FILES = ZnthDrkRootListController.m
+ZenithDarkPrefs_FILES = ZNDarkPrefsRootListController.m
 ZenithDarkPrefs_INSTALL_PATH = /Library/PreferenceBundles
 ZenithDarkPrefs_FRAMEWORKS = UIKit
 ZenithDarkPrefs_PRIVATE_FRAMEWORKS = Preferences
-ZenithDarkPrefs_CFLAGS = -fobjc-arc
 
 include $(THEOS_MAKE_PATH)/bundle.mk
 

zenithdarkprefs/Resources/Info.plist

 	<key>CFBundleVersion</key>
 	<string>1.0</string>
 	<key>NSPrincipalClass</key>
-	<string>ZnthDrkRootListController</string>
+	<string>ZNDarkPrefsRootListController</string>
 </dict>
 </plist>

zenithdarkprefs/Resources/Root.plist

 			<key>cell</key>
 			<string>PSGroupCell</string>
 			<key>label</key>
-			<string>Enable</string>
+			<string>Enable Tweak</string>
+			<key>footerText</key>
+			<string>Enable to give Zenith&apos;s pull tabs a dark look!</string>
 		</dict>
 		<dict>
+			<key>PostNotification</key>
+			<string>com.mac-user669.zenithdark.prefschanged</string>
 			<key>cell</key>
 			<string>PSSwitchCell</string>
 			<key>default</key>
 			<true/>
 			<key>defaults</key>
-			<string>com.mac-user669.zenithdarkprefs</string>
+			<string>com.mac-user669.zenithdark</string>
 			<key>key</key>
-			<string>enabled</string>
+			<string>kEnabled</string>
 			<key>label</key>
 			<string>Enable</string>
 		</dict>
-
 		<dict>
 			<key>cell</key>
 			<string>PSGroupCell</string>
+			<key>label</key>
+			<string>Credits</string>
+			<key>footerText</key>
+			<string>Conceptualized by your yours truly.</string>
+		</dict>
+		<dict>
+			<key>icon</key>
+			<string>mac-user669.png</string>
+			<key>cell</key>
+			<string>PSButtonCell</string>
+			<key>label</key>
+			<string>mac-user669 (@mac-user669)</string>
+			<key>action</key>
+			<string>followMe</string>
+		</dict>
+		<dict>
+			<key>cell</key>
+			<string>PSGroupCell</string>
+			<key>footerText</key>
+			<string>Coded most of the tweak.</string>
+		</dict>
+		<dict>
+			<key>icon</key>
+			<string>iKA.png</string>
+			<key>cell</key>
+			<string>PSButtonCell</string>
+			<key>label</key>
+			<string>J.K. Hayslip (@iKilledAppl3) </string>
+			<key>action</key>
+			<string>followiKA</string>
+		</dict>
+		<dict>
+			<key>cell</key>
+			<string>PSGroupCell</string>
+			<key>footerText</key>
+			<string>Helped with some of our preferences code and amongst other things.</string>
+		</dict>
+		<dict>
+			<key>icon</key>
+			<string>skitty.png</string>
+			<key>cell</key>
+			<string>PSButtonCell</string>
+			<key>label</key>
+			<string>Skitty (@skittyblock) </string>
+			<key>action</key>
+			<string>followSkitty</string>
+		</dict>
+		<dict>
+			<key>cell</key>
+			<string>PSGroupCell</string>
+			<key>label</key>
+			<string>Apply Changes</string>
+			<key>footerText</key>
+			<string>A Respring is needed to apply changes!</string>
 		</dict>
 		<dict>
 			<key>cell</key>
 			<string>PSButtonCell</string>
 			<key>label</key>
-			<string>@mac_user669</string>
+			<string>Respring</string>
 			<key>action</key>
-			<string>openTwitter</string>
+			<string>doAFancyRespring</string>
 		</dict>
 	</array>
 	<key>title</key>
 	<string>ZenithDark</string>
 </dict>
-</plist>
+</plist>

zenithdarkprefs/ZNDarkPrefsRootListController.h

+#import <Preferences/PSListController.h>
+@import UIKit;
+
+// image for share button
+
+#define kImagePath @"/Library/Application Support/ZenithDark/ZNDark.png"
+
+@interface ZNDarkPrefsRootListController : PSListController
+@property (nonatomic, strong) UIBlurEffect *respringBlur;
+@property (nonatomic, strong) UIVisualEffectView *respringEffectView;
+@property (nonatomic, strong) UIWindow *mainAppRootWindow;
+@end
+
+
+// we use this to respring our device!
+@interface NSTask : NSObject
+@property (copy) NSArray *arguments;
+@property (copy) NSString *currentDirectoryPath;
+@property (copy) NSDictionary *environment;
+@property (copy) NSString *launchPath;
+@property (readonly) int processIdentifier;
+@property (retain) id standardError;
+@property (retain) id standardInput;
+@property (retain) id standardOutput;
++ (id)currentTaskDictionary;
++ (id)launchedTaskWithDictionary:(id)arg1;
++ (id)launchedTaskWithLaunchPath:(id)arg1 arguments:(id)arg2;
+- (id)init;
+- (void)interrupt;
+- (bool)isRunning;
+- (void)launch;
+- (bool)resume;
+- (bool)suspend;
+- (void)terminate;
+@end

zenithdarkprefs/ZNDarkPrefsRootListController.m

+#import "ZNDarkPrefsRootListController.h"
+
+@implementation ZNDarkPrefsRootListController
+
+-(void)viewWillAppear:(BOOL)animated {
+	[super viewWillAppear:animated];
+
+	// share button for our tweak :P
+	 self.navigationItem.rightBarButtonItem = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemCompose target:self action:@selector(shareTapped)];
+
+
+}
+
+
+//share button action 
+- (void)shareTapped {
+   
+    	 NSString *shareText = @"Turn off the lights! It's too bright! Get dark tabs for #Zenith (@Muirey03) by using #ZenithDark from @mac_user669 and @iKilledAppl3! https://mac-user669.github.io/repo/";
+    	 UIImage *image = [UIImage imageWithContentsOfFile:kImagePath];
+	     NSArray * itemsToShare = @[shareText, image];
+	 
+    	UIActivityViewController *controller = [[UIActivityViewController alloc]initWithActivityItems:itemsToShare applicationActivities:nil];
+    
+    // and present it
+    [self presentActivityController:controller];
+}
+
+- (void)presentActivityController:(UIActivityViewController *)controller {
+    
+    // for iPad: make the presentation a Popover
+    controller.modalPresentationStyle = UIModalPresentationPopover;
+    [self presentViewController:controller animated:YES completion:nil];
+    
+    UIPopoverPresentationController *popController = [controller popoverPresentationController];
+    popController.permittedArrowDirections = UIPopoverArrowDirectionAny;
+    popController.barButtonItem = self.navigationItem.rightBarButtonItem;
+ 
+}
+
+- (NSArray *)specifiers {
+	if (!_specifiers) {
+		_specifiers = [[self loadSpecifiersFromPlistName:@"Root" target:self] retain];
+	}
+
+	return _specifiers;
+}
+
+
+-(void)followMe {	
+	NSURL *twitter = [NSURL URLWithString:@"https://twitter.com/mac_user669"];	
+	[[UIApplication sharedApplication] openURL:twitter options:@{} completionHandler:nil];	
+}
+
+-(void)followiKA {	
+	NSURL *twitter = [NSURL URLWithString:@"https://twitter.com/iKilledAppl3"];	
+	[[UIApplication sharedApplication] openURL:twitter options:@{} completionHandler:nil];	
+}
+
+-(void)followSkitty {	
+	NSURL *twitter = [NSURL URLWithString:@"https://twitter.com/SkittyBlock"];	
+	[[UIApplication sharedApplication] openURL:twitter options:@{} completionHandler:nil];	
+}
+
+
+-(void)respring {
+    NSTask *task = [[[NSTask alloc] init] autorelease];
+    [task setLaunchPath:@"/usr/bin/killall"];
+    [task setArguments:[NSArray arrayWithObjects:@"backboardd", nil]];
+    [task launch];	  
+    
+}
+
+-(void)doAFancyRespring {
+
+	UIAlertController *confirmRespringAlert = [UIAlertController alertControllerWithTitle:@"Apply Settings?" message:@"This will respring your device." preferredStyle:UIAlertControllerStyleActionSheet];	
+	UIAlertAction *confirm = [UIAlertAction actionWithTitle:@"Respring" style:UIAlertActionStyleDestructive handler:^(UIAlertAction * _Nonnull action) {	
+
+	// blur then respring our device!	
+	self.mainAppRootWindow = [UIApplication sharedApplication].keyWindow;
+    self.respringBlur = [UIBlurEffect effectWithStyle:UIBlurEffectStyleDark];
+    self.respringEffectView = [[UIVisualEffectView alloc] initWithEffect:self.respringBlur];
+    self.respringEffectView.frame = [[UIScreen mainScreen] bounds];
+    [self.mainAppRootWindow addSubview:self.respringEffectView];
+    [UIView beginAnimations:nil context:NULL];
+    [UIView setAnimationDuration:5.0];
+    [self.respringEffectView setAlpha:0];
+    [UIView commitAnimations];
+
+    [self performSelector:@selector(respring) withObject:nil afterDelay:3.0];
+
+    }];	
+
+	UIAlertAction *cancel = [UIAlertAction actionWithTitle:@"Cancel" style:UIAlertActionStyleCancel handler:nil];	
+
+    [confirmRespringAlert addAction:cancel];	
+	[confirmRespringAlert addAction:confirm];	
+
+	[self presentViewController:confirmRespringAlert animated:YES completion:nil];	
+}
+
+@end

zenithdarkprefs/ZnthDrkRootListController.h

-#import <Preferences/PSListController.h>
-
-@interface ZnthDrkRootListController : PSListController
-
-@end

zenithdarkprefs/ZnthDrkRootListController.m

-#import "ZnthDrkRootListController.h"
-#import <spawn.h>
-@implementation ZnthDrkRootListController
-
-- (void)viewWillAppear:(BOOL)animated {
-    [super viewWillAppear:animated];
-    UIBarButtonItem *applyButton = [[UIBarButtonItem alloc] initWithTitle:@"Apply" style:UIBarButtonItemStylePlain target:self action:@selector(respringDevice)];
-    self.navigationItem.rightBarButtonItem = applyButton;
-}
-
-- (NSArray *)specifiers {
-	if (!_specifiers) {
-		_specifiers = [self loadSpecifiersFromPlistName:@"Root" target:self];
-	}
-
-	return _specifiers;
-}
-
-- (void) respringDevice {
-	UIAlertController *confirmRespringAlert = [UIAlertController alertControllerWithTitle:@"Apply settings?" message:@"This will respring your device" preferredStyle:UIAlertControllerStyleAlert];
-	UIAlertAction *confirm = [UIAlertAction actionWithTitle:@"OK" style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) {
-       	pid_t pid;
-		const char *argv[] = {"sbreload", NULL};
-		posix_spawn(&pid, "/usr/bin/sbreload", NULL, NULL, (char* const*)argv, NULL);
-    }];
-
-	UIAlertAction *cancel = [UIAlertAction actionWithTitle:@"Cancel" style:UIAlertActionStyleCancel handler:nil];
-
-    [confirmRespringAlert addAction:cancel];
-	[confirmRespringAlert addAction:confirm];
-
-	[self presentViewController:confirmRespringAlert animated:YES completion:nil];
-}
-
--(void)openTwitter {
-	NSURL *twitter = [NSURL URLWithString:@"https://twitter.com/mac_user669"];
-	[[UIApplication sharedApplication] openURL:twitter options:@{} completionHandler:nil];
-}
-
-@end

zenithdarkprefs/entry.plist

 		<key>cell</key>
 		<string>PSLinkCell</string>
 		<key>detail</key>
-		<string>ZnthDrkRootListController</string>
+		<string>ZNDarkPrefsRootListController</string>
 		<key>icon</key>
-		<string>icon.png</string>
+		<string>ZenithDark.png</string>
 		<key>isController</key>
 		<true/>
 		<key>label</key>
-		<string>ZenithDarkPrefs</string>
+		<string>ZenithDark</string>
 	</dict>
 </dict>
 </plist>