App.js

render() {
    return (
      <SearchBarProvider currentTab={this.state.currentTab}>
        {(animation, { canJumpToTab }) => 
          <View style={initialLayout}>
            {Platform.OS === 'android' && 
               <StatusBar
                translucent={true}
                backgroundColor="transparent"
              />
            }
            
            [...]
          </View>
        }
      </SearchBarProvider>
    );
  }