Enclose the gridview in SwipeRefreshLyout.
<android.support.v4.widget.SwipeRefreshLayout
xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/swipeLayout"
android:layout_width="match_parent"
android:layout_height="match_parent">
</android.support.v4.widget.SwipeRefreshLayout>
Add onScroll listener for the gridview in onViewCreated. Set conditions when the refresh is enabled.
swipeRefreshLayout = (SwipeRefreshLayout)findViewById(R.id.swipeLayout);
swipeRefreshLayout.setColorSchemeResources(R.color.theme_color);
swipeRefreshLayout.setOnRefreshListener(this);
gridView.setOnScrollListener(new AbsListView.OnScrollListener() {
@Override
public void onScrollStateChanged(AbsListView absListView, int i) {
}
@Override
public void onScroll(AbsListView absListView, int firstVisibleItem, int visibleItemCount, int totalItemCount) {
int dist = gridView.getDistanceToTop();
if (dist == 0)
swipeRefreshLayout.setEnabled(true);
else {
swipeRefreshLayout.setEnabled(false);
}
}
});
Then add a onRefresh function.
@Override
public void onRefresh() {
if (!swipeRefreshLayout.isRefreshing()) {
swipeRefreshLayout.setRefreshing(true);
}
//add functionality then set refresh to false
swipeRefreshLayout.setRefreshing(false);
}