feat: add traitCollectionDidChange to controllers

tns-core-modules/ui/bottom-navigation/bottom-navigation.ios.ts

@@ -79,6 +79,18 @@ class UITabBarControllerImpl extends UITabBarController {
                 }
             });
     }
+
+    public traitCollectionDidChange(previousTraitCollection: UITraitCollection): void {
+        super.traitCollectionDidChange(previousTraitCollection);
+
+        const owner = this._owner.get();
+        owner.notify({ eventName: "traitCollectionChanged", object: owner });
+        console.log("---> UITabBarControllerImpl.traitCollectionDidChange()");
+
+        if (this.traitCollection.hasDifferentColorAppearanceComparedToTraitCollection(previousTraitCollection)) {
+            owner.notify({ eventName: "traitCollectionColorAppearanceChanged", object: owner });
+        }
+    }
 }
 
 class UITabBarControllerDelegateImpl extends NSObject implements UITabBarControllerDelegate {

tns-core-modules/ui/core/view/view.ios.ts

@@ -1003,6 +1003,18 @@ export namespace ios {
                 owner.callUnloaded();
             }
         }
+
+        public traitCollectionDidChange(previousTraitCollection: UITraitCollection): void {
+            super.traitCollectionDidChange(previousTraitCollection);
+
+            const owner = this.owner.get();
+            owner.notify({ eventName: "traitCollectionChanged", object: owner });
+            console.log("---> UILayoutViewController.traitCollectionDidChange()");
+
+            if (this.traitCollection.hasDifferentColorAppearanceComparedToTraitCollection(previousTraitCollection)) {
+                owner.notify({ eventName: "traitCollectionColorAppearanceChanged", object: owner });
+            }
+        }
     }
 
     export class UIPopoverPresentationControllerDelegateImp extends NSObject implements UIPopoverPresentationControllerDelegate {

tns-core-modules/ui/frame/frame.ios.ts

@@ -393,10 +393,6 @@ class UINavigationControllerImpl extends UINavigationController {
         return controller;
     }
 
-    get owner(): Frame {
-        return this._owner.get();
-    }
-
     @profile
     public viewWillAppear(animated: boolean): void {
         super.viewWillAppear(animated);
@@ -532,6 +528,18 @@ class UINavigationControllerImpl extends UINavigationController {
 
         return null;
     }
+
+    public traitCollectionDidChange(previousTraitCollection: UITraitCollection): void {
+        super.traitCollectionDidChange(previousTraitCollection);
+
+        const owner = this._owner.get();
+        owner.notify({ eventName: "traitCollectionChanged", object: owner });
+        console.log("---> UINavigationControllerImpl.traitCollectionDidChange()");
+
+        if (this.traitCollection.hasDifferentColorAppearanceComparedToTraitCollection(previousTraitCollection)) {
+            owner.notify({ eventName: "traitCollectionColorAppearanceChanged", object: owner });
+        }
+    }
 }
 
 function _getTransitionId(nativeTransition: UIViewAnimationTransition, transitionType: string): string {

tns-core-modules/ui/page/page.ios.ts

@@ -280,6 +280,18 @@ class UIViewControllerImpl extends UIViewController {
             iosView.layoutView(this, owner);
         }
     }
+
+    public traitCollectionDidChange(previousTraitCollection: UITraitCollection): void {
+        super.traitCollectionDidChange(previousTraitCollection);
+
+        const owner = this._owner.get();
+        owner.notify({ eventName: "traitCollectionChanged", object: owner });
+        console.log("---> UIViewControllerImpl.traitCollectionDidChange()");
+
+        if (this.traitCollection.hasDifferentColorAppearanceComparedToTraitCollection(previousTraitCollection)) {
+            owner.notify({ eventName: "traitCollectionColorAppearanceChanged", object: owner });
+        }
+    }
 }
 
 const whiteColor = new Color("white").ios;

tns-core-modules/ui/tab-view/tab-view.ios.ts

@@ -71,6 +71,18 @@ class UITabBarControllerImpl extends UITabBarController {
                 }
             });
     }
+
+    public traitCollectionDidChange(previousTraitCollection: UITraitCollection): void {
+        super.traitCollectionDidChange(previousTraitCollection);
+
+        const owner = this._owner.get();
+        owner.notify({ eventName: "traitCollectionChanged", object: owner });
+        console.log("---> UITabBarControllerImpl.traitCollectionDidChange()");
+
+        if (this.traitCollection.hasDifferentColorAppearanceComparedToTraitCollection(previousTraitCollection)) {
+            owner.notify({ eventName: "traitCollectionColorAppearanceChanged", object: owner });
+        }
+    }
 }
 
 class UITabBarControllerDelegateImpl extends NSObject implements UITabBarControllerDelegate {

tns-core-modules/ui/tabs/tabs.ios.ts

@@ -190,6 +190,18 @@ class UIPageViewControllerImpl extends UIPageViewController {
             scrollView.frame = CGRectMake(0, scrollViewTop, this.view.bounds.size.width, scrollViewHeight); //this.view.bounds;
         }
     }
+
+    public traitCollectionDidChange(previousTraitCollection: UITraitCollection): void {
+        super.traitCollectionDidChange(previousTraitCollection);
+
+        const owner = this._owner.get();
+        owner.notify({ eventName: "traitCollectionChanged", object: owner });
+        console.log("---> UIPageViewControllerImpl.traitCollectionDidChange()");
+
+        if (this.traitCollection.hasDifferentColorAppearanceComparedToTraitCollection(previousTraitCollection)) {
+            owner.notify({ eventName: "traitCollectionColorAppearanceChanged", object: owner });
+        }
+    }
 }
 
 class UIPageViewControllerDataSourceImpl extends NSObject implements UIPageViewControllerDataSource {