[TIMOB-4244] Enable searchBar to animate cancel button

apidoc/Titanium/UI/SearchBar.yml

@@ -79,6 +79,11 @@ properties:
   - name: barColor
     summary: the bar color of the search bar view
     type: String
+  - name: cancelAnimated
+    summary: boolean to indicate if the cancel button will be displayed with animation
+    platforms: [iphone, ipad]
+    default: false
+    type: Boolean
   - name: hintText
     summary: the text to show when the search bar field is not focused
     type: String

iphone/Classes/TiUISearchBar.h

@@ -20,6 +20,7 @@
 	UISearchBar *searchView;
 	CALayer * backgroundLayer;
 	id<UISearchBarDelegate> delegate;
+	BOOL cancelAnimated;
 }
 
 -(void)setDelegate:(id<UISearchBarDelegate>)delegate;

iphone/Classes/TiUISearchBar.m

@@ -72,10 +72,15 @@ -(void)setValue_:(id)value
 -(void)setShowCancel_:(id)value
 {
 	UISearchBar *search = [self searchBar];
-	[search setShowsCancelButton:[TiUtils boolValue:value]];
+	[search setShowsCancelButton:[TiUtils boolValue:value] animated:cancelAnimated];
 	[search sizeToFit];
 }
 
+-(void)setCancelAnimated_:(id)value
+{
+	cancelAnimated = [TiUtils boolValue:value def:NO];
+}
+
 -(void)setHintText_:(id)value
 {
 	[[self searchBar] setPlaceholder:[TiUtils stringValue:value]];