ZoomButtonsController.OnZoomListener
  public
  static
  
  
  interface
  ZoomButtonsController.OnZoomListener
  
  
  
| android.widget.ZoomButtonsController.OnZoomListener | 
Interface that will be called when the user performs an interaction that triggers some action, for example zooming.
Summary
| Public methods | |
|---|---|
| 
        abstract
        
        
        
        
        void | 
      onVisibilityChanged(boolean visible)
      Called when the zoom controls' visibility changes. | 
| 
        abstract
        
        
        
        
        void | 
      onZoom(boolean zoomIn)
      Called when the owner view needs to be zoomed. | 
Public methods
onVisibilityChanged
    Added in API level 4
  
      
  
    public abstract void onVisibilityChanged (boolean visible)
Called when the zoom controls' visibility changes.
| Parameters | |
|---|---|
| visible | boolean: Whether the zoom controls are visible. | 
onZoom
    Added in API level 4
  
      
  
    public abstract void onZoom (boolean zoomIn)
Called when the owner view needs to be zoomed.
| Parameters | |
|---|---|
| zoomIn | boolean: The direction of the zoom: true to zoom in, false to zoom out. | 
