public class Main3Activity extends AppCompatActivity {
private int num = 10;
private int some = 1;
private String myurl = "http://api.tianapi.com/social/?key=48a7d7193e11bd2dd4a683b6e2f90a4f&num= " + num;
private Handler myhandler = new Handler() {
@Override
public void handleMessage(Message msg) {
super.handleMessage(msg);
int position = vp.getCurrentItem();
position++;
vp.setCurrentItem(position);
sendEmptyMessageDelayed(0, 1000);
}
};
private List<ImageView> li = new ArrayList<>();
private List<String> as;
private List<NewsBean.NewslistBean> list = new ArrayList<>();
private PullToRefreshScrollView psv;
private MyListView mylv;
private DisplayImageOptions options;
private ViewPager vp;
private LinearLayout linpot;
private int type = 1;
private int one = 1;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main3);
vp = findViewById(R.id.vp);
psv = findViewById(R.id.psv);
mylv = findViewById(R.id.mylv);
linpot = findViewById(R.id.linpot);
intpsv();
getdatas();
options = new DisplayImageOptions.Builder()
.cacheInMemory(true)//Use memory
cache.cacheOnDisk(true)//Use disk cache.showImageOnLoading
(R.mipmap.ic_launcher)//Set the image being downloaded.showImageForEmptyUri
(R.mipmap.ic_launcher)//When the url is empty or the requested resource does not
exist.showImageOnFail(R.mipmap.ic_launcher)//The image displayed when the download
fails.bitmapConfig(Bitmap.Config.RGB_565)//Set the image color Mode 1px=2
bytes.imageScaleType(ImageScaleType.EXACTLY)//Set the zoom mode of the image
//displayer(new RoundedBitmapDisplayer(100))//Set the rounded corners to 30 to represent the custom
radius.build();
vp.setOnTouchListener(new View.OnTouchListener() {
@Override
public boolean onTouch(View v, MotionEvent event) {
switch (event.getAction()) {
case MotionEvent.ACTION_DOWN:
myhandler.removeCallbacksAndMessages(null);
break;
case MotionEvent.ACTION_POINTER_UP:
myhandler.sendEmptyMessageDelayed(0, 1000);
break;
case MotionEvent.ACTION_CANCEL:
myhandler.sendEmptyMessageDelayed(0, 2000);
break;
}
return false;
}
});
}
private void setSelectedPoint(int pageIndex) {
for (int i = 0; i < li.size(); i++) {
if (i == pageIndex) {
li.get(i).setImageResource(R.drawable.selected);
} else {
li.get(i).setImageResource(R.drawable.unselected);
}
}
}
private void getdatas() {
MyTask myTask = new MyTask(new MyTask.Icallbacks() {
@Override
public void updateUiByjson(String jsonstr) {
Gson gson = new Gson();
NewsBean newsBean = gson.fromJson(jsonstr, NewsBean.class);
List<NewsBean.NewslistBean> data = newsBean.getNewslist();
if (type == 1) {
list.clear();
}
list.addAll(data);
as = new ArrayList<>();
for (int i = 0; i < data.size(); i++) {
String picurl = data.get(i).getPicUrl();
as.add(picurl);
}
as = new ArrayList<>();
for (int i = 0; i < data.size(); i++) {
String picurl = data.get(i).getPicUrl();
as.add(picurl);
}
if (one == 1) {
for (int i = 0; i < data.size(); i++) {
ImageView iv = new ImageView(Main3Activity.this);
if (i == 0) {
iv.setImageResource(R.drawable.selected);
} else {
iv.setImageResource(R.drawable.unselected);
}
linpot.addView(iv);
li.add(iv);
}
}
vp.setAdapter(new MyVpAdapter());
mylv.setAdapter(new MyAdapter4(Main3Activity.this, data));
myhandler.sendEmptyMessageDelayed(0, 1000);
psv.onRefreshComplete();
}
});
myTask.execute(myurl);
}
private void intpsv() {
psv.setMode(PullToRefreshBase.Mode.BOTH);
psv.setOnRefreshListener(new PullToRefreshBase.OnRefreshListener2<ScrollView>() {
@Override
public void onPullDownToRefresh(PullToRefreshBase<ScrollView> refreshView) {
some = 1;
num = 10;
myhandler.removeCallbacksAndMessages(null);
myurl = "http://api.tianapi.com/social/?key=48a7d7193e11bd2dd4a683b6e2f90a4f&num=" + num;
getdatas();
}
@Override
public void onPullUpToRefresh(PullToRefreshBase<ScrollView> refreshView) {
some = 2;
num++;
myhandler.removeCallbacksAndMessages(null);
myurl = "http://api.tianapi.com/social/?key=48a7d7193e11bd2dd4a683b6e2f90a4f&num=" + num;
getdatas();
}
});
}
private class MyVpAdapter extends PagerAdapter {
@Override
public int getCount() {
return Integer.MAX_VALUE;
}
@Override
public boolean isViewFromObject(View view, Object object) {
return view == object;
}
@Override
public Object instantiateItem(ViewGroup container, int position) {
ImageView imageView = new ImageView(Main3Activity.this);
ImageLoader.getInstance().displayImage(as.get(position % as.size()), imageView, options);
return imageView;
}
@Override
public void destroyItem(ViewGroup container, int position, Object object) {
container.addView((View) object);
}
}
}
<com.handmark.pulltorefresh.library.PullToRefreshScrollView
android:layout_width="match_parent"
android:layout_height="match_parent"
android:id="@+id/psv">
<LinearLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical">
<FrameLayout
android:layout_width="match_parent"
android:layout_height="wrap_content">
<!--轮播图-->
<android.support.v4.view.ViewPager
android:layout_width="match_parent"
android:background="#f0f"
android:layout_height="200dp"
android:id="@+id/vp"></android.support.v4.view.ViewPager>
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:id="@+id/linpot"
android:orientation="horizontal"
android:gravity="center"
android:layout_gravity="bottom"></LinearLayout>
</FrameLayout>
<com.example.myapplication.MyListView
android:layout_width="match_parent"
android:layout_height="match_parent"
android:id="@+id/mylv"></com.example.myapplication.MyListView>
</LinearLayout>
</com.handmark.pulltorefresh.library.PullToRefreshScrollView>