PopupMenuCompat

Added in 1.1.0

public final class PopupMenuCompat

Helper for accessing features in PopupMenu.

Summary

Public methods
static @Nullable View.OnTouchListener

On API KITKAT and higher, returns an OnTouchListener that can be added to the anchor view to implement drag-to-open behavior.

Public methods

getDragToOpenListener

Added in 1.1.0
public static @Nullable View.OnTouchListener getDragToOpenListener(@NonNull Object popupMenu)

On API KITKAT and higher, returns an OnTouchListener that can be added to the anchor view to implement drag-to-open behavior.

When the listener is set on a view, touching that view and dragging outside of its bounds will open the popup window. Lifting will select the currently touched list item.

Example usage: 

PopupMenu myPopup = new PopupMenu(context, myAnchor);
myAnchor.setOnTouchListener(PopupMenuCompat.getDragToOpenListener(myPopup));
Parameters
@NonNull Object popupMenu

the PopupMenu against which to invoke the method
Returns
@Nullable View.OnTouchListener

a touch listener that controls drag-to-open behavior, or null on unsupported APIs