valueForKey("_searchField") replaced

apps/tests/ui/search-bar/search-bar-tests-native.ios.ts

@@ -6,8 +6,7 @@ export function getNativeHintColor(searchBar: searchBarModule.SearchBar): colorM
     return undefined;
 }
 export function getNativeFontSize(searchBar: searchBarModule.SearchBar): number {
-    var bar = <UISearchBar>searchBar.ios;
+    var sf = <UITextField>(<any>searchBar)._textField;
-    var sf = <UITextField>bar.valueForKey("_searchField");
     if (sf) {
         return sf.font.pointSize;
     }

ui/search-bar/search-bar.ios.ts

@@ -14,7 +14,7 @@ function onTextPropertyChanged(data: dependencyObservable.PropertyChangeData) {
 function onTextFieldBackgroundColorPropertyChanged(data: dependencyObservable.PropertyChangeData) {
     var bar = <SearchBar>data.object;
     if (data.newValue instanceof color.Color) {
-        var tf = getUITextField(bar.ios);
+        var tf = (<any>bar)._textField;
         if (tf) {
             tf.backgroundColor = data.newValue.ios;
         }
@@ -52,14 +52,6 @@ function onHintPropertyChanged(data: dependencyObservable.PropertyChangeData) {
 
 (<proxy.PropertyMetadata>common.SearchBar.hintProperty.metadata).onSetNativeValue = onHintPropertyChanged;
 
-function getUITextField(bar: UISearchBar): UITextField {
-    if (bar) {
-        return <UITextField> bar.valueForKey("_searchField");
-    }
-
-    return undefined;
-}
-
 global.moduleMerge(common, exports);
 
 class UISearchBarDelegateImpl extends NSObject implements UISearchBarDelegate {
@@ -102,9 +94,11 @@ class UISearchBarDelegateImpl extends NSObject implements UISearchBarDelegate {
 export class SearchBar extends common.SearchBar {
     private _ios: UISearchBar;
     private _delegate;
+    public _textField: UITextField;
 
     constructor() {
         super();
+
         this._ios = new UISearchBar();
 
         this._delegate = UISearchBarDelegateImpl.new().initWithOwner(this);
@@ -113,6 +107,7 @@ export class SearchBar extends common.SearchBar {
     public onLoaded() {
         super.onLoaded();
         this._ios.delegate = this._delegate;
+        this._textField = SearchBar.findTextField(this.ios);
     }
 
     public onUnloaded() {
@@ -123,4 +118,17 @@ export class SearchBar extends common.SearchBar {
     get ios(): UISearchBar {
         return this._ios;
     }  
+
+    private static findTextField(view: UIView) {
+        for (let i = 0, l = view.subviews.count; i < l; i++) {
+            let v: UIView = view.subviews[i];
+            if (v instanceof UITextField) {
+                return v;
+            } else if (v.subviews.count > 0) {
+                return SearchBar.findTextField(v);
+            }
+        }
+
+        return undefined;
+    }
 }

ui/styling/stylers.ios.ts

@@ -409,9 +409,7 @@ export class SearchBarStyler implements definition.stylers.Styler {
     }
 
     private static getColorProperty(view: view.View): any {
-        var bar = <UISearchBar>view.ios;
+        var sf = <UITextField>(<any>view)._textField;
-
-        var sf = <UITextField>bar.valueForKey("_searchField");
         if (sf) {
             return sf.textColor;
         }
@@ -420,18 +418,14 @@ export class SearchBarStyler implements definition.stylers.Styler {
     }
 
     private static setColorProperty(view: view.View, newValue: any) {
-        var bar = <UISearchBar>view.ios;
+        var sf = <UITextField>(<any>view)._textField;
-
-        var sf = <UITextField>bar.valueForKey("_searchField");
         if (sf) {
             sf.textColor = newValue;
         }
     }
 
     private static resetColorProperty(view: view.View, nativeValue: any) {
-        var bar = <UISearchBar>view.ios;
+        var sf = <UITextField>(<any>view)._textField;
-
-        var sf = <UITextField>bar.valueForKey("_searchField");
         if (sf) {
             sf.textColor = nativeValue;
         }
@@ -439,24 +433,21 @@ export class SearchBarStyler implements definition.stylers.Styler {
 
     // font
     private static setFontInternalProperty(view: view.View, newValue: any, nativeValue: any) {
-        var bar = <UISearchBar>view.ios;
+        var sf = <UITextField>(<any>view)._textField;
-        var sf = <UITextField>bar.valueForKey("_searchField");
         if (sf) {
             sf.font = (<font.Font>newValue).getUIFont(nativeValue);
         }
     }
 
     private static resetFontInternalProperty(view: view.View, nativeValue: any) {
-        var bar = <UISearchBar>view.ios;
+        var sf = <UITextField>(<any>view)._textField;
-        var sf = <UITextField>bar.valueForKey("_searchField");
         if (sf) {
             sf.font = nativeValue;
         }
     }
 
     private static getNativeFontInternalValue(view: view.View): any {
-        var bar = <UISearchBar>view.ios;
+        var sf = <UITextField>(<any>view)._textField;
-        var sf = <UITextField>bar.valueForKey("_searchField");
         if (sf) {
             return sf.font;
         }