public void notifyItemUpdated() {
ranker.rank(items);
notifyDataSetChanged();
updateHint();
}
public View getView(final int i, View convertView, ViewGroup viewgroup) {
final ShoppingItem item = items.get(i);
View view = inflater.inflate(R.layout.item_view, null);
TextView priceView = (TextView) view.findViewById(R.id.price);
TextView rankView = (TextView) view.findViewById(R.id.rank);
TextView quantityView = (TextView) view.findViewById(R.id.quantity);
TextView ratioView = (TextView) view.findViewById(R.id.ratio);
CheckBox enabledBox = (CheckBox) view.findViewById(R.id.enabled);
NumberFormat format = NumberFormat.getCurrencyInstance();
priceView.setText(format.format(item.getPrice()));
quantityView.setText(item.getQuantity().toString());
enabledBox.setChecked(item.isEnabled());
if (item.isEnabled()) {
try {
int rank = ranker.getRank(item);
if ((rank > 0) && (rank <= rankName.length)) {
rankView.setText(rankName[rank - 1]);
if (rank <= 3) {
rankView.setTextColor(Color.rgb(0, 153, 0)); // dark green
}
}
if (rank > 1) {
ratioView.setText("+" + numberFormat.format(ranker.getRatioToBestPrice(item) - 1));
}
} catch (UncomparableUnitException e) {
rankView.setText(R.string.uncomparable);
rankView.setTextColor(Color.RED);
}
} else {
priceView.setEnabled(false);
}
enabledBox.setOnCheckedChangeListener(
new OnCheckedChangeListener() {
@Override
public void onCheckedChanged(CompoundButton button, boolean isChecked) {
item.setEnabled(isChecked);
notifyItemUpdated();
}
});
view.setOnClickListener(
new OnClickListener() {
@Override
public void onClick(View paramView) {
startEditItemActivity(i);
}
});
view.setOnCreateContextMenuListener(
new OnCreateContextMenuListener() {
@Override
public void onCreateContextMenu(ContextMenu menu, View view, ContextMenuInfo menuInfo) {
menu.add(Menu.NONE, i, MENU_DELETE, getString(R.string.delete_item));
}
});
return view;
}