[英]How can I add an ImageView to an ArrayAdapter?
How do I add ImageViews to an ArrayAdapter to show them in my ListView? 如何将ImageViews添加到ArrayAdapter中以在ListView中显示它们? I tried making the adapter an
ArrayAdapter<ImageView>
, but it didn't work. 我尝试将适配器设置为
ArrayAdapter<ImageView>
,但是没有用。 Here's my code: 这是我的代码:
package com.example.picscroller;
import java.util.ArrayList;
import java.util.List;
import android.app.Activity;
import android.os.Bundle;
import android.view.Menu;
import android.view.View;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.ImageView;
import android.widget.ListView;
public class MainActivity extends Activity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
ListView list = (ListView)findViewById(R.id.list);
ArrayAdapter<ImageView> myarrayAdapter = new ArrayAdapter<ImageView>(this,
android.R.layout.simple_list_item_1);
list.setAdapter(myarrayAdapter);
list.setTextFilterEnabled(true);
final Button addButton = (Button) findViewById(R.id.addButton);
final Button removeButton = (Button) findViewById(R.id.removeButton);
addButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
}
});
ImageView droid = new ImageView(this);
droid.setImageResource(R.drawable.droid);
myarrayAdapter.add(droid);
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.main, menu);
return true;
}
}
...and here's what happened: ...这是发生了什么:
I understand why it happened but how can I make it work (how do I add an ImageView to a ListView/ArrayAdapter?) 我知道为什么会发生,但是如何使它起作用(如何将ImageView添加到ListView / ArrayAdapter?)
Thanks. 谢谢。
EDIT Okay, I get that AndroidUniversalImageLoader might be useful but how do I use it @ RSenApps 编辑好吧,我知道AndroidUniversalImageLoader可能很有用,但如何在RSenApps中使用它
我强烈建议您使用https://github.com/nostra13/Android-Universal-Image-Loader而不是自己做,这会使您的生活更加轻松,并且看起来也会更好!
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