SingleAccountWidgetConfigureActivity.java

/*
 * Copyright (C) 2012-2016 The Android Money Manager Ex Project Team
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 3
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package com.money.manager.ex.widget;

import android.app.Activity;
import android.appwidget.AppWidgetManager;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.os.Bundle;
import android.view.View;
import android.widget.ArrayAdapter;
import android.widget.EditText;
import android.widget.Spinner;

import com.money.manager.ex.R;
import com.money.manager.ex.servicelayer.AccountService;
import com.money.manager.ex.domainmodel.Account;

import java.util.ArrayList;
import java.util.List;

/**
 * The configuration screen for the {@link SingleAccountWidget SingleAccountWidget} AppWidget.
 */
public class SingleAccountWidgetConfigureActivity
        extends Activity {

    int mAppWidgetId = AppWidgetManager.INVALID_APPWIDGET_ID;
    EditText mAppWidgetText;
    private static final String PREFS_NAME = "com.money.manager.ex.widget.SingleAccountWidget";
    private static final String PREF_PREFIX_KEY = "appwidget_";

    public SingleAccountWidgetConfigureActivity() {
        super();
    }

    @Override
    public void onCreate(Bundle icicle) {
        super.onCreate(icicle);

        // Set the result to CANCELED.  This will cause the widget host to cancel
        // out of the widget placement if the user presses the back button.
        setResult(RESULT_CANCELED);

        setContentView(R.layout.single_account_widget_configure);

        mAppWidgetText = (EditText) findViewById(R.id.appwidget_text);
        findViewById(R.id.add_button).setOnClickListener(mOnClickListener);

        // Find the widget id from the intent.
        Intent intent = getIntent();
        Bundle extras = intent.getExtras();
        if (extras != null) {
            mAppWidgetId = extras.getInt(
                    AppWidgetManager.EXTRA_APPWIDGET_ID, AppWidgetManager.INVALID_APPWIDGET_ID);
        }

        // If this activity was started with an intent without an app widget ID, finish with an error.
        if (mAppWidgetId == AppWidgetManager.INVALID_APPWIDGET_ID) {
            finish();
            return;
        }

        mAppWidgetText.setText(loadTitlePref(SingleAccountWidgetConfigureActivity.this, mAppWidgetId));

        // todo: loadAccounts(getApplicationContext());
    }

    View.OnClickListener mOnClickListener = new View.OnClickListener() {
        public void onClick(View v) {
            final Context context = SingleAccountWidgetConfigureActivity.this;

            // When the button is clicked, store the string locally
            String widgetText = mAppWidgetText.getText().toString();
            saveTitlePref(context, mAppWidgetId, widgetText);

            // It is the responsibility of the configuration activity to update the app widget
            AppWidgetManager appWidgetManager = AppWidgetManager.getInstance(context);
            // todo: SingleAccountWidget.updateAppWidget(context, appWidgetManager, mAppWidgetId);

            // Make sure we pass back the original appWidgetId
            Intent resultValue = new Intent();
            resultValue.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, mAppWidgetId);
            setResult(RESULT_OK, resultValue);
            finish();
        }
    };

    // Write the prefix to the SharedPreferences object for this widget
    static void saveTitlePref(Context context, int appWidgetId, String text) {
        SharedPreferences.Editor prefs = context.getSharedPreferences(PREFS_NAME, 0).edit();
        prefs.putString(PREF_PREFIX_KEY + appWidgetId, text);
        prefs.commit();
    }

    // Read the prefix from the SharedPreferences object for this widget.
    // If there is no preference saved, get the default from a resource
    static String loadTitlePref(Context context, int appWidgetId) {
        SharedPreferences prefs = context.getSharedPreferences(PREFS_NAME, 0);
        String titleValue = prefs.getString(PREF_PREFIX_KEY + appWidgetId, null);
        if (titleValue != null) {
            return titleValue;
        } else {
            return context.getString(R.string.appwidget_text);
        }
    }

    static void deleteTitlePref(Context context, int appWidgetId) {
        SharedPreferences.Editor prefs = context.getSharedPreferences(PREFS_NAME, 0).edit();
        prefs.remove(PREF_PREFIX_KEY + appWidgetId);
        prefs.commit();
    }

    private void loadAccounts(Context context) {
        // load accounts
        AccountService service = new AccountService(context);
        List<Account> accounts = service.getAccountList();
        Spinner accountsSpinner = (Spinner) findViewById(R.id.accountsSpinner);
        ArrayList<String> accountNames = new ArrayList<>();

        for (Account account : accounts) {
            accountNames.add(account.getName());
        }

        // todo: AccountSpinnerAdapter adapter = new AccountSpinnerAdapter();

        ArrayAdapter<String> accountAdapter = new ArrayAdapter<>(context,
                android.R.layout.simple_spinner_item, accountNames);
        accountAdapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
        accountsSpinner.setAdapter(accountAdapter);

    }
}