Embedded Files
Add following files into your project:
1)MainActivity:
2)StarAdapter
3)StarModel
4)activity_main.xml
5)inflator_layout.xml
6) Add some images
public class MainActivity extends AppCompatActivity {
private ListView mListView;
private int[] startImages = new int[]{
R.drawable.brown_star,R.drawable.gray_star,R.drawable.green_star,
R.drawable.ligh_green_star, R.drawable.orange_star, R.drawable.pink_star,
R.drawable.yello_start, R.drawable.brown_star, R.drawable.gray_star,
R.drawable.green_star, R.drawable.ligh_green_star, R.drawable.orange_star,
R.drawable.brown_star,R.drawable.gray_star,R.drawable.green_star,
R.drawable.ligh_green_star, R.drawable.orange_star, R.drawable.pink_star,
R.drawable.yello_start, R.drawable.brown_star, R.drawable.gray_star,
R.drawable.green_star, R.drawable.ligh_green_star, R.drawable.orange_star};
private List<StarModel> starModelList = new ArrayList<>();
private String TAG = "Lokesh";
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
mListView = (ListView) findViewById(R.id.listView);
loadListWithImages();
final StarAdapter adapter = new StarAdapter(starModelList,this);
mListView.setAdapter(adapter);
Log.d(TAG, "onCreate: list"+starModelList.size());
}
private void loadListWithImages() {
for (int i = 0; i < startImages.length; i++) {
StarModel starModel = new StarModel();
starModel.setCount(0);
starModel.setChecked(false);
starModel.setImage(startImages[i]);
starModelList.add(starModel);
}
}
}
public class StarAdapter extends BaseAdapter {
private List<StarModel> starModelList;
private Context mContext;
private LayoutInflater inflater;
private String TAG = "LokeshSA";
public StarAdapter(List<StarModel> starModelList, Context mContext) {
this.starModelList = starModelList;
this.mContext = mContext;
inflater = (LayoutInflater) mContext.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
}
@Override
public int getCount() {
return starModelList.size();
}
@Override
public Object getItem(int position) {
return starModelList.get(position);
}
@Override
public long getItemId(int position) {
return position;
}
@Override
public View getView(final int position, View convertView, ViewGroup parent) {
ViewHolder holder = null;
if (convertView == null) {
convertView = inflater.inflate(R.layout.inflator_layout, null);
holder = new ViewHolder();
holder.checkbox = (CheckBox) convertView.findViewById(R.id.inflator_layout_cb);
holder.checkbox.setChecked(starModelList.get(position).isChecked());
holder.checkbox.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
@Override
public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
StarModel starModel = starModelList.get(position);
starModel.setChecked(isChecked);
starModelList.remove(position);
starModelList.add(position,starModel);
}
});
convertView.setTag(holder);
}else {
holder = (ViewHolder) convertView.getTag();
}
// initialize image resource
holder.iamge = (ImageView) convertView.findViewById(R.id.inflator_layout_iv);
// setting image
holder.iamge.setImageResource(starModelList.get(position).getImage());
return convertView;
}
private class ViewHolder{
private CheckBox checkbox;
private ImageView iamge;
}
@Override
public int getViewTypeCount() {
return getCount();
}
@Override
public int getItemViewType(int position) {
return position;
}
}
class StarModel {
int image,count;
String name;
boolean checked;
public boolean isChecked() {
return checked;
}
public void setChecked(boolean checked) {
this.checked = checked;
}
public int getImage() {
return image;
}
public void setImage(int image) {
this.image = image;
}
public int getCount() {
return count;
}
public void setCount(int count) {
this.count = count;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
}
activity_main.xml
<?xml version="1.0" encoding="utf-8"?>
<ListView
android:id="@+id/listView"
android:layout_width="match_parent"
android:layout_height="match_parent"
xmlns:android="http://schemas.android.com/apk/res/android">
</ListView>
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
xmlns:tools="http://schemas.android.com/tools"
android:orientation="horizontal">
<ImageView
android:id="@+id/inflator_layout_iv"
android:layout_width="30dp"
android:layout_height="30dp"
android:layout_margin="10dp"
tools:src="@drawable/brown_star"/>
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="horizontal">
<CheckBox
android:id="@+id/inflator_layout_cb"
android:layout_marginLeft="35dp"
android:layout_width="wrap_content"
android:layout_height="wrap_content" />
</LinearLayout>
</LinearLayout>
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