Added updateItemIconPosition function to center the TabViewItem icon when the title is not present.

henrychavez · SvetoslavTsenov · commit eb7094caafcf · 2017-05-15T16:01:36.000+03:00
diff --git a/tns-core-modules/ui/tab-view/tab-view.ios.ts b/tns-core-modules/ui/tab-view/tab-view.ios.ts
@@ -119,6 +119,10 @@ function updateItemTitlePosition(tabBarItem: UITabBarItem): void {
     }
 }
 
+function updateItemIconPosition(tabBarItem: UITabBarItem): void {
+    tabBarItem.imageInsets = new UIEdgeInsets({top: 6, left: 0, bottom: -6, right: 0});
+}
+
 export class TabViewItem extends TabViewItemBase {
     private _iosViewController: UIViewController;
 
@@ -145,6 +149,9 @@ export class TabViewItem extends TabViewItemBase {
             if (!icon) {
                 updateItemTitlePosition(tabBarItem);
             }
+            else if (!title) {
+                updateItemIconPosition(tabBarItem);
+            }
 
             // TODO: Repeating code. Make TabViewItemBase - ViewBase and move the colorProperty on tabViewItem.
             // Delete the repeating code.
@@ -272,6 +279,10 @@ export class TabView extends TabViewBase {
             if (!icon) {
                 updateItemTitlePosition(tabBarItem);
             }
+            else if (!item.title) {
+                updateItemIconPosition(tabBarItem);
+            }
+
             applyStatesToItem(tabBarItem, states);
 
             newController.tabBarItem = tabBarItem;
