Android:viewpager Making Slides

Layout:

<?XML version= "1.0" encoding= "Utf-8"?>   <Relativelayoutxmlns:android= "Http://schemas.android.com/apk/res/android"Android:layout_width= "Match_parent"Android:layout_height= "100DP"    >    <Android.support.v4.view.ViewPagerAndroid:id= "@+id/viewpager"Android:layout_width= "Wrap_content"Android:layout_height= "Wrap_content"android:layout_gravity= "Center"    ></Android.support.v4.view.ViewPager>    <LinearLayoutAndroid:id= "@+id/pointgroup"Android:layout_width= "Match_parent"Android:layout_height= "10DP"android:orientation= "Horizontal"Android:layout_alignparentbottom= "true"Android:layout_marginbottom= "5DP"android:gravity= "Center"    >    </LinearLayout></Relativelayout>

Program:

 Public classMainactivityextendsActivity {//Viewpager        PrivateViewpager Viewpager; //Slideshow Picture Resources        Private int[] imgarray={R.DRAWABLE.VIEW1,R.DRAWABLE.VIEW2,R.DRAWABLE.VIEW3}; //Image Array        PrivateArraylist<view>viewlist; PrivateImageView ImageView; //Dot Dot        PrivateViewGroup Pointgroup; Privateimageview[] Pointarr; @Overrideprotected voidonCreate (Bundle savedinstancestate) {//TODO auto-generated Method Stub            Super. OnCreate (savedinstancestate);            Setcontentview (R.layout.activity_viewpage); //InitializeViewpager =(Viewpager) Findviewbyid (R.id.viewpager); Pointgroup=(ViewGroup) Findviewbyid (R.id.pointgroup); Viewlist=NewArraylist<view>(); //to mount a picture to an array             for(inti=0;i) {ImageView=NewImageView ( This); //set up a pictureImageview.setbackgroundresource (Imgarray[i]); //Set Picture IDImageview.setid (Imgarray[i]);                            Viewlist.add (ImageView); }                        /** Viewpager Load Adapter * MyPageAdapter to Custom adapter **/                        //Delivery ContextContext context = Mainactivity. This; MyPageAdapter Pageadapter2=NewMyPageAdapter (Viewlist,context);                                            Viewpager.setadapter (PAGEADAPTER2); //Points GroupPointarr=NewImageview[imgarray.length]; //add points to the layout, and set the point State             for(inti=0;i) {ImageView point=NewImageView ( This); //Set point sizePoint.setlayoutparams (NewLayoutparams (10,10)); Pointarr[i]=Point ; //State Processing                if(i==0) {Pointarr[i].setbackgroundresource (r.drawable.viewpage_point_focused); }Else{pointarr[i].setbackgroundresource (r.drawable.viewpage_point_unfocused); }                //Add to ContainerPointgroup.addview (Pointarr[i]); }                                //Viewpager setting up listenersPointchangelistener pointlistener=NewPointchangelistener ();            Viewpager.setonpagechangelistener (Pointlistener); //Click image                                            }                            /** ViewPage Listener*/                 Public classPointchangelistenerImplementsonpagechangelistener{@Override Public voidOnpagescrollstatechanged (intarg0) {                //TODO auto-generated Method Stub} @Override Public voidOnpagescrolled (intARG0,floatArg1,intarg2) {                //TODO auto-generated Method Stub} @Override//For example, to switch to the second picture, the point of the corresponding index is select State, the other is unchecked             Public voidOnpageselected (intarg0) {                                //TODO auto-generated Method Stub                 for(inti=0;i<pointarr.length;i++) {Pointarr[arg0].setbackgroundresource (r.drawable.viewpage_point_focused); if(arg0! =i)                        {Pointarr[i].setbackgroundresource (r.drawable.viewpage_point_unfocused); }                }                            }                                }                    }

Custom adapters:

 Public classMyPageAdapterextendsPageradapter {PrivateList<view>viewlist; Privatecontext Context;  PublicMyPageAdapter (list<view>Viewlist,context Context) {         This. viewlist =viewlist;  This. context=context; } @Override Public intGetCount () {//TODO auto-generated Method Stub        returnviewlist.size (); } @Override Public BooleanIsviewfromobject (View arg0, Object arg1) {//TODO auto-generated Method Stub        returnarg0==arg1; }        //The following are also necessary methods, but to add your own//instantiation of@Override PublicObject Instantiateitem (View container,intposition) {        //TODO auto-generated Method Stub((Viewpager) container). AddView (Viewlist.get (position)); View View=Viewlist.get (position); View.setonclicklistener (NewOnclicklistener () {@Override Public voidOnClick (View v) {//TODO auto-generated Method Stub                inti =V.getid (); String T= "You clicked on the picture ID for the picture:" +i;                                Toast.maketext (context, T, Toast.length_long). Show (); /*jump page *intent Intent =new Intent (context,navigationactivity.class);                  *context.startactivity (Intent); */                         }                    }); returnViewlist.get (position); }         //destroyed@Override Public voidDestroyitem (ViewGroup container,intposition, Object object) {        //TODO auto-generated Method StubContainer.removeview (viewlist.get (position)); }        }

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Android:viewpager Making Slides