Fix a tab-view crash on Angular projects (iOS).

hdeshev · hdeshev · commit f6806798caf6 · 2017-02-07T10:36:52.000+02:00
diff --git a/tns-core-modules/ui/tab-view/tab-view.ios.ts b/tns-core-modules/ui/tab-view/tab-view.ios.ts
@@ -499,7 +499,7 @@ export class TabViewStyler implements style.Styler {
         var tabBar = <UITabBar>v.ios.tabBar;
         let currentFont;
 
-        if (tabBar.items.count > 0) {
+        if (tabBar.items && tabBar.items.count > 0) {
             let currentAttrs = tabBar.items[0].titleTextAttributesForState(UIControlState.Normal);
             if (currentAttrs) {
                 currentFont = currentAttrs.objectForKey(NSFontAttributeName);
@@ -595,4 +595,4 @@ export class TabViewStyler implements style.Styler {
     }
 }
 
-TabViewStyler.registerHandlers();
+TabViewStyler.registerHandlers();

Original file line number	Diff line number	Diff line change
`@@ -499,7 +499,7 @@ export class TabViewStyler implements style.Styler {`
`499`	`499`	`var tabBar = <UITabBar>v.ios.tabBar;`
`500`	`500`	`let currentFont;`
`501`	`501`
`502`		`- if (tabBar.items.count > 0) {`
	`502`	`+ if (tabBar.items && tabBar.items.count > 0) {`
`503`	`503`	`let currentAttrs = tabBar.items[0].titleTextAttributesForState(UIControlState.Normal);`
`504`	`504`	`if (currentAttrs) {`
`505`	`505`	`currentFont = currentAttrs.objectForKey(NSFontAttributeName);`
`@@ -595,4 +595,4 @@ export class TabViewStyler implements style.Styler {`
`595`	`595`	`}`
`596`	`596`	`}`
`597`	`597`
`598`		`-TabViewStyler.registerHandlers();`
	`598`	`+TabViewStyler.registerHandlers();`