/Java/Android hide and show bottom navigation

Android hide and show bottom navigation

public class BottomNavigationViewBehavior extends CoordinatorLayout.Behavior<BottomNavigationView> {

private int height;

@Override
public boolean onLayoutChild(CoordinatorLayout parent, BottomNavigationView child, int layoutDirection) {
    height = child.getHeight();
    return super.onLayoutChild(parent, child, layoutDirection);
}

@Override
public boolean onStartNestedScroll(@NonNull CoordinatorLayout coordinatorLayout,
                               BottomNavigationView child, @NonNull 
                               View directTargetChild, @NonNull View target,
                               int axes, int type)
{
    return axes == ViewCompat.SCROLL_AXIS_VERTICAL;
}

@Override
public void onNestedScroll(@NonNull CoordinatorLayout coordinatorLayout, @NonNull BottomNavigationView child,
           @NonNull View target, int dxConsumed, int dyConsumed,
           int dxUnconsumed, int dyUnconsumed, 
            @ViewCompat.NestedScrollType int type)
{
   if (dyConsumed > 0) {
       slideDown(child);
   } else if (dyConsumed < 0) {
       slideUp(child);
   }
}

private void slideUp(BottomNavigationView child) {
    child.clearAnimation();
    child.animate().translationY(0).setDuration(200);
}

private void slideDown(BottomNavigationView child) {
    child.clearAnimation();
    child.animate().translationY(height).setDuration(200);
}

Source: stackoverflow.com

Similar codes

0 vote275 views1 answer
The crystallization in time is the phenomenon that we call synchronization
Java
1 vote218 views1 answer
How to get elements of a list in java
Java
0 vote251 views3 answers
Java manajro
Java
0 vote232 views1 answer
Opencv copy image java
Java
0 vote242 views1 answer
Apache poi excel color
Java
0 vote222 views2 answers
How to send gmail using spring boot in java code
Java Spring
0 vote243 views2 answers
Jpa mapping
Java
0 vote253 views1 answer
Offsetdattime to date
Java
0 vote236 views1 answer
Java 8 retrieve all list from object into single list and ignore duplicates
Java
0 vote253 views1 answer
Java heckj object lock
Java