<?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:orientation="vertical" android:layout_width="match_parent" android:layout_height="match_parent" > <android.support.v7.widget.RecyclerView android:id="@+id/myRecyclerView" android:layout_width="match_parent" android:layout_height="36dp" android:layout_marginTop="20dp" android:background="#faf7bb" > </android.support.v7.widget.RecyclerView> </LinearLayout>
public class MainActivity extends Activity {
@BindView(R.id.myRecyclerView)RecyclerView myRecyclerView;
private List<String> mDatas;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
ButterKnife.bind(this);
initData();
initView();
}
private void initData(){
mDatas = new ArrayList<>();
mDatas.add("我被青春撞了一下腰");
mDatas.add("爱就一个字,我只说一次");
mDatas.add("你在他乡还好吗");
}
private void initView(){
LinearLayoutManager linearLayoutManager = new LinearLayoutManager(this,LinearLayoutManager.HORIZONTAL,false);
myRecyclerView.setLayoutManager(linearLayoutManager);
myRecyclerView.setAdapter(new MyAdapter());
handler.sendEmptyMessageDelayed(0x00,1000);
}
private Handler handler = new Handler(){
@Override
public void handleMessage(Message msg) {
myRecyclerView.scrollBy(myRecyclerView.getScrollX()+2,myRecyclerView.getScrollY());
handler.sendEmptyMessageDelayed(0x00,100);
}
};
}
class MyAdapter extends RecyclerView.Adapter<MyViewHolder>{
@Override
public MyViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
return new MyViewHolder(LayoutInflater.from(MainActivity.this).inflate(R.layout.item_recyclerview,parent,false));
}
@Override
public void onBindViewHolder(MyViewHolder holder, final int position) {
final int tempPos = position%(mDatas.size());
holder.textView.setText(mDatas.get(tempPos));
holder.textView.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
Toast toast = Toast.makeText(MainActivity.this,mDatas.get(tempPos),Toast.LENGTH_SHORT);
toast.setGravity(Gravity.CENTER,0,0);
toast.show();
}
});
}
@Override
public int getItemCount() {
return 100000;
}
}
class MyViewHolder extends RecyclerView.ViewHolder{
private TextView textView;
public MyViewHolder(View itemView) {
super(itemView);
textView = (TextView) itemView.findViewById(R.id.tv_recyclerview);
}
}
private boolean flag;
@Override
protected void onRestart() {
flag = false;
handler.sendEmptyMessageDelayed(0x00,100);
super.onRestart();
}
@Override
protected void onStop() {
flag = true;
super.onStop();
}
@Override
public void handleMessage(Message msg) {
myRecyclerView.scrollBy(myRecyclerView.getScrollX() + 2, myRecyclerView.getScrollY());
if (!flag) {
handler.sendEmptyMessageDelayed(0x00, 100);
}
}
public class ForbidMoveLinearLayout extends LinearLayout {
public ForbidMoveLinearLayout(Context context) {
super(context);
}
public ForbidMoveLinearLayout(Context context, AttributeSet attrs) {
super(context, attrs);
}
public ForbidMoveLinearLayout(Context context, AttributeSet attrs, int defStyleAttr) {
super(context, attrs, defStyleAttr);
}
@Override
public boolean onInterceptTouchEvent(MotionEvent ev) {
if (ev.getAction() == MotionEvent.ACTION_MOVE){
return true;
}
return super.onInterceptTouchEvent(ev);
}
}
<?xml version="1.0" encoding="utf-8"?> <com.example.administrator.helloapplication.ForbidMoveLinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:orientation="vertical" android:layout_width="match_parent" android:layout_height="match_parent" > <android.support.v7.widget.RecyclerView android:id="@+id/myRecyclerView" android:layout_width="match_parent" android:layout_height="36dp" android:layout_marginTop="20dp" android:background="#faf7bb" > </android.support.v7.widget.RecyclerView> </com.example.administrator.helloapplication.ForbidMoveLinearLayout>
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