more clear now

lib/ProMotion/screen_helpers/screen_tabs.rb

@@ -44,9 +44,8 @@ module ProMotion
       end
       split = SplitViewController.alloc.init
       split.delegate=args[:screen2]
-      args[:screen1].view_screen=split
-      #args[:screen2].parent_screen=args[:screen1]
-      split.tabBarItem=create_tab_bar_item(title: args[:title])
+      args[:screen1].split_screen=split
+      split.tabBarItem=create_tab_bar_icon_custom(args[:title], args[:icon], 0)
       scr=[]
       [args[:screen1], args[:screen2]].each do |s|
         if s.navigation_controller

lib/ProMotion/screens/_screen_module.rb

@@ -5,7 +5,7 @@ module ProMotion
     include ProMotion::SystemHelper
     include ProMotion::ScreenTabs
 
-    attr_accessor :parent_screen, :first_screen, :tab_bar_item, :tab_bar, :modal
+    attr_accessor :parent_screen, :first_screen, :tab_bar_item, :tab_bar, :modal, :split_screen
 
     def on_create(args = {})
       unless self.is_a?(UIViewController)
@@ -26,6 +26,15 @@ module ProMotion
       self.modal == true
     end
 
+    def is_split_screen?
+      self.split_screen.nil? != true
+    end
+
+    def open_in_split_screen(screen)
+      a=[self.split_screen.viewControllers[0], screen.main_controller]
+      self.split_screen.viewControllers=a
+    end
+
     def has_nav_bar?
       self.navigation_controller.nil? != true
     end