const leftScrollHandler = () => {
listViewRef.scrollToOffset({ offset: 0.5, animated: true });
};
const rightScrollHandler = () => {
//OnCLick of right button we scrolled the list to bottom
listViewRef.scrollToEnd({ animated: true });
};
// this below is for scroller to apear and disapear funtionality
const [backgroundColor, setBackgroundColor] = useState("transparent");
const [backgroundColor2, setBackgroundColor2] = useState(colors.secondary);
const [pressed, setPressed] = useState(false);
function changeColor() {
if (!pressed) {
setPressed(true);
setBackgroundColor(colors.secondary);
setBackgroundColor2("transparent");
} else {
setPressed(false);
setBackgroundColor2(colors.secondary);
setBackgroundColor("transparent");
}
}
<FlatList
horizontal={true}
showsHorizontalScrollIndicator={false}
data={Data}
keyExtractor={(item, index) => [item.id, index.toString()]}
renderItem={renderItem}
ref={(ref) => {
listViewRef = ref;
}}
/>
<TouchableOpacity
activeOpacity={0.5}
onPress={() => {
changeColor();
leftScrollHandler();
}}
style={
(web && isTablet) || isDesktop
? styles.leftScrollDesktop
: styles.leftScroll
} >
<AntDesign
style={styles.leftArrow}
name="arrowleft"
size={(web && isTablet) || isDesktop ? 50 : 35}
color={backgroundColor}
/>
</TouchableOpacity>
<TouchableOpacity
activeOpacity={0.5}
onPress={() => {
changeColor();
rightScrollHandler();
}}
style={
(web && isTablet) || isDesktop
? styles.rightScrollDesktop
: styles.rightScroll
}
>
<AntDesign
style={styles.rightArrow}
name="arrowright"
size={(web && isTablet) || isDesktop ? 50 : 35}
color={backgroundColor2}
/>
</TouchableOpacity>