DonationDialog.java

package net.reichholf.dreamdroid.fragment.dialogs;

import android.app.Dialog;
import android.content.DialogInterface;
import android.os.Bundle;
import android.support.v7.app.AlertDialog;

import net.reichholf.dreamdroid.DreamDroid;
import net.reichholf.dreamdroid.R;
import net.reichholf.dreamdroid.activities.abs.BaseActivity;
import net.reichholf.dreamdroid.helpers.ExtendedHashMap;
import net.reichholf.dreamdroid.helpers.Statics;

/**
 * Created by Stephan on 29.01.2015.
 */
public class DonationDialog extends ActionDialog {
	private ExtendedHashMap mItems;
	private int[] mActionIds;
	private CharSequence[] mActions;

	private static String KEY_ITEMS = "items";

	public DonationDialog() {
		super();
	}

	public static DonationDialog newInstance(ExtendedHashMap items) {
		DonationDialog d = new DonationDialog();
		Bundle args = new Bundle();
		args.putParcelable(KEY_ITEMS, items);
		d.setArguments(args);
		return d;
	}

	protected void init() {
		mItems = getArguments().getParcelable(KEY_ITEMS);
		int i = 0;
		mActions = new CharSequence[mItems.size()];
		mActionIds = new int[mItems.size()];

		for (String sku : DreamDroid.SKU_LIST) {
			String price = mItems.getString(sku);
			if (price == null)
				continue;
			mActions[i] = getString(R.string.donate_sum, price);
			mActionIds[i] = i;
			i++;
		}
	}

	@Override
	public Dialog onCreateDialog(Bundle savedInstanceState) {
		setRetainInstance(true);
		init();
		AlertDialog.Builder builder = new AlertDialog.Builder(getContext());
		builder.setTitle(R.string.donate)
				.setItems(mActions, new DialogInterface.OnClickListener() {
					@Override
					public void onClick(DialogInterface dialog, int which) {
						BaseActivity ba = (BaseActivity) getActivity();
						ba.purchase(DreamDroid.SKU_LIST[which]);
						finishDialog(Statics.ACTION_NONE, null);
					}
				});
		return builder.create();
	}
}