fix(dark-mode): tabs colors

vchimev · vchimev · commit 47df0a623c8c · 2019-09-11T17:06:12.000+03:00
diff --git a/tns-core-modules/color/compatibility-colors.ios.ts b/tns-core-modules/color/compatibility-colors.ios.ts
@@ -3,4 +3,10 @@ import { ios } from "../utils/utils";
 const majorVersion = ios.MajorVersion;
 
 export const activityIndicatorViewStyle = () => { return majorVersion <= 12 ? UIActivityIndicatorViewStyle.Gray : UIActivityIndicatorViewStyle.Medium };
+
+// UI Element Colors
 export const backgroundColor = () => { return majorVersion <= 12 ? UIColor.whiteColor : UIColor.systemBackgroundColor };
+export const labelColor = () => { return majorVersion <= 12 ? UIColor.blackColor : UIColor.labelColor };
+
+// Standard Colors
+export const blueColor = () => { return majorVersion <= 12 ? UIColor.blueColor : UIColor.systemBlueColor };
diff --git a/tns-core-modules/ui/tabs/tabs.ios.ts b/tns-core-modules/ui/tabs/tabs.ios.ts
@@ -6,6 +6,7 @@ import { TextTransform } from "../text-base";
 
 // Requires
 import { Color } from "../../color";
+import { backgroundColor, blueColor, labelColor } from "../../color/compatibility-colors.ios";
 import { fromFileOrResource, fromFontIconCode, ImageSource } from "../../image-source";
 import { ios as iosUtils, isFontIconURI, layout } from "../../utils/utils";
 import { ios as iosView, View } from "../core/view";
@@ -91,10 +92,15 @@ class UIPageViewControllerImpl extends UIPageViewController {
             }
 
             tabBar.delegate = this.tabBarDelegate = MDCTabBarDelegateImpl.initWithOwner(new WeakRef(owner));
-            tabBar.tintColor = UIColor.blueColor;
-            tabBar.barTintColor = UIColor.whiteColor;
-            tabBar.setTitleColorForState(UIColor.blackColor, MDCTabBarItemState.Normal);
-            tabBar.setTitleColorForState(UIColor.blackColor, MDCTabBarItemState.Selected);
+            tabBar.tintColor = blueColor();
+            tabBar.barTintColor = backgroundColor();
+            tabBar.setTitleColorForState(labelColor(), MDCTabBarItemState.Normal);
+            tabBar.setTitleColorForState(labelColor(), MDCTabBarItemState.Selected);
+
+            if (majorVersion >= 13) {
+                tabBar.inkColor = UIColor.clearColor;
+            }
+
             tabBar.autoresizingMask = UIViewAutoresizing.FlexibleWidth | UIViewAutoresizing.FlexibleBottomMargin;
             tabBar.alignment = MDCTabBarAlignment.Leading;
             tabBar.sizeToFit();
