Custom view----mimic cool dog music slide close Close

Source: Internet
Author: User
Tags close close

Package com.gxa.custom;import android.content.context;import;import;import;import; import android.util.attributeset;import android.view.motionevent;import android.view.view; Import android.view.view.onclicklistener;import android.view.view.ontouchlistener;public class  Customtoggle extends View implements OnClickListener,OnTouchListener{     private paint paint;    private bitmap backbitmap, slidebitmap;    private float slideleft,slidemax;    // Slideleft:slidebitmap to the left of the Slidemax:slidebitmap, the maximum distance to slide     private boolean isopen ;//Switch state     private boolean isdrag;//whether sliding     public  Customtoggle (Context context, aTtributeset attrs)  {        this (context, attrs,0);     }    public customtoggle (Context context)  {         this (context,null);    }     Public customtoggle (context context, attributeset attrs, int defstyleattr)   {        super (context, attrs, defstyleattr);         init ();    }     @Override      protected void onmeasure (int widthmeasurespec, int  HEIGHTMEASURESPEC)  {        setmeasureddimension ( Backbitmap.getwidth (),  backbitmap.getheight ());     }    private  void init () &NBSP;{&NBSP;&NBSP;&NBSP;&NBSP;&NBSp;   paint = new paint ();         Paint.setantialias (True);        backbitmap =  Bitmapfactory.decoderesource (Getresources (),  r.drawable.togglebutton_background);         slidebitmap = bitmapfactory.decoderesource (GetResources (),  R.drawable.togglebutton_slide);        slidemax =  Backbitmap.getwidth ()-slidebitmap.getwidth ();         Setonclicklistener (This),         setontouchlistener (this);     }     @Override     protected void ondraw (Canvas  canvas)  {        canvas.drawbitmap (backBitmap, 0,  0, paint);         canvas.Drawbitmap (Slidebitmap, slideleft, 0, paint);    }         /**     * ontouch   problem with return value       * true   Current touch events are consumed        * false    Current touch events are not consumed     distributed   activity  ontouchevent     Initial point of   */    private float firstx;   //touch      private float prex;//the coordinates of the last touch      @Override      Public boolean ontouch (view v, motionevent event)  {         switch  (Event.getaction ())  {         case motionevent.action_down:             Isdrag = false; &nbSp;          firstx = event.getx ();             preX = firstX;             break;        case  MotionEvent.ACTION_MOVE:            if  (Math.Abs (Event.getx ()-firstx) >5)  {                 isDrag = true;             }            float distance  = event.getx ()  - prex;  //sliding distance              slideLeft+=distance;             prex =  Event.getx ();             flushview ();             break;         case MotionEvent.ACTION_UP:             if  (Isdrag)  {                 if  (SLIDELEFT&GT;SLIDEMAX/2)  {                     isOpen = true;                 }else{                     isopen =  false;                }     &Nbsp;           flushstatus ();             }             break;        }         return false;    }    private void flushstatus ()  {        if  (IsOpen)  {             slideLeft = slideMax;         }else{            slideleft =  0;        }         Invalidate ();     }    private void flushview ()  {         slideleft =  (slideleft>=0)?slideleft:0;         slideLeft =  (Slideleft<=slidemax)?slideleft:slidemax;         invalidate ();    }     @Override      Public void onclick (VIEW&NBSP;V)  {        if  (! Isdrag)  {            isopen = ! Isopen;            flushstatus ();         }    }}

Custom view----mimic cool dog music slide close Close

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