PopupMenuCompat
class PopupMenuCompat
| kotlin.Any | |
| ↳ | androidx.core.widget.PopupMenuCompat |
Helper for accessing features in PopupMenu.
Summary
Public methods |
|
|---|---|
| static OnTouchListener? |
getDragToOpenListener(@NonNull popupMenu: Any)On API |
Public methods
getDragToOpenListener
@Nullable static fun getDragToOpenListener(@NonNull popupMenu: Any): OnTouchListener?
On API android.os.Build.VERSION_CODES#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 | |
|---|---|
popupMenu |
Any: the PopupMenu against which to invoke the method |
| Return | |
|---|---|
OnTouchListener? |
a touch listener that controls drag-to-open behavior, or null on unsupported APIs |