package com.imooc.myapplication;
import android.content.Context;
import android.view.Gravity;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.TextView;
import java.util.List;
public class FocusListViewAdapter extends BaseAdapter {
private List<String> mData;
private Context mContext;
private int mCurrentItem = 0;
public FocusListViewAdapter(Context context, List<String> data) {
this.mContext = context;
this.mData = data;
}
public int getCount() {
return mData.size();
}
public Object getItem(int position) {
return mData.get(position);
}
public long getItemId(int position) {
return position;
}
public View getView(int position, View convertView, ViewGroup parent) {
LinearLayout layout = new LinearLayout(mContext);
layout.setOrientation(LinearLayout.VERTICAL);
if (mCurrentItem == position) {
layout.addView(addFocusView(position));
} else {
layout.addView(addNormalView(position));
}
return layout;
}
public void setCurrentItem(int currentItem) {
this.mCurrentItem = currentItem;
}
private View addFocusView(int i) {
ImageView iv = new ImageView(mContext);
iv.setImageResource(R.drawable.ic_launcher);
return iv;
}
private View addNormalView(int i) {
LinearLayout layout = new LinearLayout(mContext);
layout.setOrientation(LinearLayout.HORIZONTAL);
ImageView iv = new ImageView(mContext);
iv.setImageResource(R.drawable.in_icon);
layout.addView(iv, new LinearLayout.LayoutParams(
LinearLayout.LayoutParams.WRAP_CONTENT,
LinearLayout.LayoutParams.WRAP_CONTENT));
TextView tv = new TextView(mContext);
tv.setText(mData.get(i));
layout.addView(tv, new LinearLayout.LayoutParams(
LinearLayout.LayoutParams.WRAP_CONTENT,
LinearLayout.LayoutParams.WRAP_CONTENT));
layout.setGravity(Gravity.CENTER);
return layout;
}
}