求助:Gridview通过picasso加载图片闪退
大家好,新接触android,我想用GrivdView显示图片,通加picasso加载网络图片,但一加载就闪退,如果是ListView就要以正常下载显示,一换到GridView就闪退,请帮我看看是什么问题,或要怎么处理,谢谢!代码如下:
Adapter:
package sim.test2;
import java.util.List;
import com.squareup.picasso.Picasso;
import android.content.Context;
import android.net.Uri;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.ImageView;
import android.widget.TextView;
import android.widget.Toast;
public class UserAdapter extends BaseAdapter {
private List<UserEntity> dataList;
private Context context;
private TextView textView1;
private TextView textView2;
private ImageView image;
private LayoutInflater flater;
public UserAdapter(List<UserEntity> dataList, Context context) {
this.dataList = dataList;
this.context = context;
}
@Override
public int getCount() {
return dataList.size();
}
@Override
public Object getItem(int position) {
return dataList.get(position);
}
@Override
public long getItemId(int position) {
return position;
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
if (convertView == null) {
flater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
convertView = flater.inflate(R.layout.user_item, parent, false);
}
this.image =(ImageView) convertView.findViewById(R.id.img_id);
textView1 = (TextView) convertView.findViewById(R.id.username_id);
textView2 = (TextView) convertView.findViewById(R.id.useradd_id);
//Picasso.with(context).load(dataList.get(position).getImgUrl()).into(this.image); //这里注释掉就可以运行,显示文字
Toast.makeText(context,dataList.get(position).getImgUrl(), Toast.LENGTH_SHORT).show();
textView1.setText(dataList.get(position).getUserName());
textView2.setText(dataList.get(position).getUserAdd());
return convertView;
}
}
item.xml:
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="140dp"
android:layout_height="180dp"
android:orientation="vertical"
>
<LinearLayout
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_margin="10dp"
android:orientation="vertical"
android:background="#87CEFA"
>
<ImageView
android:id="@+id/img_id"
android:layout_width="110dp"
android:layout_height="115dp"
android:scaleType="fitXY"
android:contentDescription="@string/desc"
android:src="@drawable/ic_launcher"
/>
<TextView
android:id="@+id/username_id"
android:layout_width="120dp"
android:layout_height="wrap_content"
android:textColor="#000"
android:gravity="center"
android:text="6454"
android:textSize="12dp"
android:layout_gravity="center"
/>
<TextView
android:id="@+id/useradd_id"
android:layout_width="110dp"
android:layout_height="wrap_content"
android:layout_gravity="center"
android:textColor="#000"
android:text="6454"
android:gravity="center"
android:textSize="12dp"
/>
</LinearLayout>
</LinearLayout>
activity_main.xml:
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".MainActivity"
android:orientation="vertical" >
<Button
android:id="@+id/button1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center_horizontal"
android:text="@string/button1" />
<TextView
android:layout_width="match_parent"
android:layout_height="50dp"
android:text="当前在岗员工信息"
android:gravity="center"
android:textStyle="bold"
android:textSize="35dp"
android:textColor="#000"
/>
<GridView
android:id="@+id/grid"
android:stretchMode="columnWidth"
android:columnWidth="150dp"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:numColumns="3"
android:layout_marginTop="10dp"
>
</GridView>
</LinearLayout>