fix #178

Author: PeterStaev

.travis.yml

@@ -38,7 +38,7 @@ matrix:
       language: android
       os: linux
       env: 
-        - Android="25"
+        - Android="26"
       jdk: oraclejdk8
       before_install: nvm install 6.10.3
       script: "grunt ci:build:android"
@@ -58,7 +58,7 @@ matrix:
       language: android
       os: linux
       env:
-        - Android="25"
+        - Android="26"
         - Platform="Android"
       jdk: oraclejdk8
       before_install: nvm install 6.10.3

drop-down.ios.ts

@@ -148,7 +148,11 @@ export class DropDown extends DropDownBase {
     }
     public [selectedIndexProperty.setNative](value: number) {
         if (value >= 0) {
-            this._listPicker.selectRowInComponentAnimated(value, 0, true);
+
+            // HACK to fix #178
+            setTimeout(() => {
+                this._listPicker.selectRowInComponentAnimated(value, 0, true);
+            }, 1);    
         }
 
         this.ios.setText(this._getItemAsString(value));