Android 搜索到的关键字改变颜色

private class MyAdapter extends BaseAdapter {

@Override
public int getCount() {
return mAnchors.size();
}

@Override
public Object getItem(int position) {
return mAnchors.get(position);
}

@Override
public long getItemId(int position) {
return position;
}

@Override
public View getView(int arg0, View arg1, ViewGroup arg2) {
LayoutInflater mInflater = (LayoutInflater) getSystemService(LAYOUT_INFLATER_SERVICE);
View mView = mInflater.inflate(R.layout.cell_anchor, arg2, false);
ImageView mImage = (ImageView) mView
.findViewById(R.id.search_anchor_image);
TextView mTextName = (TextView) mView
.findViewById(R.id.search_anchor_name);
TextView mTextId = (TextView) mView
.findViewById(R.id.search_anchor_id);

int chageTextColor;
ForegroundColorSpan redSpan = new ForegroundColorSpan(getResources().getColor(R.color.blue));
LiveRoom anchor = mAnchors.get(arg0);

SpannableStringBuilder builder = new SpannableStringBuilder(
anchor.anchorName);
chageTextColor = anchor.anchorName.indexOf(mSearchText);
if (chageTextColor != -1) {
builder.setSpan(redSpan, chageTextColor, chageTextColor
+ mSearchText.length(),
Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
mTextName.setText(builder);
} else
mTextName.setText(anchor.anchorName);

SpannableStringBuilder builder1 = new SpannableStringBuilder(
String.valueOf(anchor.anchorId));
chageTextColor = String.valueOf(anchor.anchorId).indexOf(
mSearchText);
if (chageTextColor != -1) {
builder1.setSpan(redSpan, chageTextColor, chageTextColor
+ mSearchText.length(),
Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
mTextId.setText(builder1);
} else
mTextId.setText(String.valueOf(anchor.anchorId));
return mView;
}

}

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