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ViewTreeObserver.OnTouchModeChangeListener
  public
  static
  
  
  interface
  ViewTreeObserver.OnTouchModeChangeListener
  
  
  
  
    
    | android.view.ViewTreeObserver.OnTouchModeChangeListener
     | 
  
  
  
  
    
      
        
          Known indirect subclasses
          
  
  
    
  
  
    
      
        | AbsListView | 
        
          Base class that can be used to implement virtualized lists of items. 
          
    
         | 
       
      
    
      
        | ExpandableListView | 
        
          A view that shows items in a vertically scrolling two-level list. 
          
    
         | 
       
      
    
      
        | GridView | 
        
          A view that shows items in two-dimensional scrolling grid. 
          
    
         | 
       
      
    
      
        | ListView | 
        
           Displays a vertically-scrollable collection of views, where each view is positioned
 immediately below the previous view in the list. 
          
    
          | 
       
      
    
      
        | TabHost | 
        
          
      This class was deprecated
      in API level 30.
    new applications should use fragment APIs instead of this class:
 Use TabLayout and ViewPager
 instead. 
          
    
         | 
       
      
    
   
   
         
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  Interface definition for a callback to be invoked when the touch mode changes.
Summary
Public methods | 
  
  
  
    
        abstract
        
        
        
        
        void
     | 
  
    
      
      onTouchModeChanged(boolean isInTouchMode)
      
      
        Callback method to be invoked when the touch mode changes.
        
    
 
      
     | 
  
  
Public methods
    onTouchModeChanged
    
public abstract void onTouchModeChanged (boolean isInTouchMode)
    
    
    
  Callback method to be invoked when the touch mode changes.
    
    | Parameters | 
      
        isInTouchMode | 
        
          boolean: True if the view hierarchy is now in touch mode, false  otherwise. | 
      
    
 
 
 
  
  
    
  
 
  
    
      
      
    
    
      
    
    
  
       
    
    
      
    
  
  
  Content and code samples on this page are subject to the licenses described in the Content License. Java and OpenJDK are trademarks or registered trademarks of Oracle and/or its affiliates.
  Last updated 2025-04-17 UTC.
  
  
  
    
      [[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-04-17 UTC."],[],[]]