added in version 22.1.0
belongs to Maven artifact com.android.support:drawerlayout:28.0.0-alpha1

Summary: Methods | [Expand All]

DrawerLayout.DrawerListener

public static interface DrawerLayout.DrawerListener

android.support.v4.widget.DrawerLayout.DrawerListener

Known Indirect Subclasses

Listener for monitoring events about drawers.

Summary

Public methods
`abstract void`	`onDrawerClosed(View drawerView)` Called when a drawer has settled in a completely closed state.
`abstract void`	`onDrawerOpened(View drawerView)` Called when a drawer has settled in a completely open state.
`abstract void`	`onDrawerSlide(View drawerView, float slideOffset)` Called when a drawer's position changes.
`abstract void`	`onDrawerStateChanged(int newState)` Called when the drawer motion state changes.

void onDrawerClosed (View drawerView)

Called when a drawer has settled in a completely closed state.

Parameters
`drawerView`	`View`: Drawer view that is now closed

void onDrawerOpened (View drawerView)

Called when a drawer has settled in a completely open state. The drawer is interactive at this point.

Parameters
`drawerView`	`View`: Drawer view that is now open

void onDrawerSlide (View drawerView, 
                float slideOffset)

Called when a drawer's position changes.

Parameters
`drawerView`	`View`: The child view that was moved
`slideOffset`	`float`: The new offset of this drawer within its range, from 0-1

void onDrawerStateChanged (int newState)

Called when the drawer motion state changes. The new state will be one of STATE_IDLE, STATE_DRAGGING or STATE_SETTLING.

Parameters
`newState`	`int`: The new drawer motion state