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使用RecyclerView空间实现简单的图片轮播
package com.example.recyclerview_;
import androidx.appcompat.app.AppCompatActivity;
import androidx.recyclerview.widget.GridLayoutManager;
import androidx.recyclerview.widget.LinearLayoutManager;
import androidx.recyclerview.widget.RecyclerView;
import android.os.Bundle;
import android.view.View;
import android.widget.Toast;
import java.util.ArrayList;
import java.util.List;
public class MainActivity extends AppCompatActivity {
private RecyclerView recyclerView;
List<DataBean> mdatas = new ArrayList<DataBean>();
private int[] plist = new int[]{//加载数据源
R.mipmap.k1,
R.mipmap.k2,
R.mipmap.k3,
R.mipmap.k4,
R.mipmap.k5,
R.mipmap.k6,
R.mipmap.k7,
R.mipmap.k8,
R.mipmap.k9
};
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
initdata();
recyclerView = findViewById(R.id.RecycleView);
LinearLayoutManager layoutManager = new LinearLayoutManager(MainActivity.this,LinearLayoutManager.HORIZONTAL,false);
recyclerView.setLayoutManager(layoutManager);
recyclerView.setAdapter(new MyAdapter(MainActivity.this, mdatas));
recyclerView.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
int p = MyAdapter.holder1.getAdapterPosition();
Toast.makeText(MainActivity.this,mdatas.indexOf(p),Toast.LENGTH_SHORT).show();
}
});
}
private void initdata() {
for (int i = 0 ;i<plist.length;i ){
DataBean dataBean = new DataBean("这里是第" (i 1) "种交通工具",plist[i]);
mdatas.add(dataBean);
}
}
}