Android Open Source - appengine-dashboard-app Dashboard Activity

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Apache License
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Java Source Code

/*
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 */*from   w ww  .  ja  va  2 s. co m*/
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.friedran.appengine.dashboard.gui;

import android.accounts.Account;
import android.app.AlertDialog;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.res.Configuration;
import android.os.Bundle;
import android.support.v4.app.ActionBarDrawerToggle;
import android.support.v4.view.GravityCompat;
import android.support.v4.widget.DrawerLayout;
import android.util.Log;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.ListView;

import com.actionbarsherlock.app.ActionBar;
import com.actionbarsherlock.app.SherlockFragment;
import com.actionbarsherlock.app.SherlockFragmentActivity;
import com.actionbarsherlock.view.Menu;
import com.actionbarsherlock.view.MenuInflater;
import com.actionbarsherlock.view.MenuItem;
import com.friedran.appengine.dashboard.R;
import com.friedran.appengine.dashboard.client.AppEngineDashboardAPI;
import com.friedran.appengine.dashboard.client.AppEngineDashboardClient;
import com.friedran.appengine.dashboard.utils.AnalyticsUtils;
import com.friedran.appengine.dashboard.utils.DashboardPreferences;
import com.friedran.appengine.dashboard.utils.LogUtils;
import com.google.analytics.tracking.android.EasyTracker;
import com.google.analytics.tracking.android.Tracker;

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

import uk.co.senab.actionbarpulltorefresh.library.PullToRefreshAttacher;

public class DashboardActivity extends SherlockFragmentActivity {
    private DrawerLayout mDrawerLayout;
    private ListView mDrawerAccountsList;
    private ListView mDrawerApplicationsList;
    private ActionBarDrawerToggle mDrawerToggle;
    private AppEngineDashboardClient mAppEngineClient;

    private PullToRefreshAttacher mPullToRefreshAttacher;

    private Tracker mTracker;

    /**
     * Called when the activity is first created.
     */
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.dashboard);

        mTracker = AnalyticsUtils.getTracker(this);

        Account defaultAccount = getIntent().getParcelableExtra(LoginActivity.EXTRA_ACCOUNT);

        List<String> accountNames = new ArrayList<String>();
        accountNames.add(defaultAccount.name);

        mAppEngineClient = AppEngineDashboardAPI.getInstance().getClient(defaultAccount);
        List<String> applicationsList = mAppEngineClient.getLastRetrievedApplications();

        initDrawerOnPhoneLayout();

        mDrawerAccountsList = (ListView) findViewById(R.id.drawer_accounts);
        mDrawerAccountsList.setAdapter(new ArrayAdapter<String>(this, R.layout.drawer_accounts_list_item, accountNames));
        mDrawerAccountsList.setOnItemClickListener(new ListView.OnItemClickListener() {
            @Override
            public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
                AnalyticsUtils.sendEvent(mTracker, "ui_action", "button_click", "select_account", null);
                selectAccountItem(position);
                updateUIWithChosenParameters();
            }
        });

        mDrawerApplicationsList = (ListView) findViewById(R.id.drawer_applications);
        mDrawerApplicationsList.setAdapter(
                new ArrayAdapter<String>(this, R.layout.drawer_applications_list_item, applicationsList));
        mDrawerApplicationsList.setOnItemClickListener(new ListView.OnItemClickListener() {
            @Override
            public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
                AnalyticsUtils.sendEvent(mTracker, "ui_action", "button_click", "select_application", null);
                selectApplicationItem(position);
                updateUIWithChosenParameters();
            }
        });

        // Mark the default account
        if (savedInstanceState == null) {
            selectAccountItem(0);
            selectApplicationItem(0);
        }
        updateUIWithChosenParameters();

        mPullToRefreshAttacher = new PullToRefreshAttacher(this);

        overridePendingTransition(R.anim.fade_in, R.anim.fade_out);
    }

    private void initDrawerOnPhoneLayout() {
        mDrawerLayout = (DrawerLayout) findViewById(R.id.drawer_layout);

        // For tablets - disable the drawer navigation logic
        if (mDrawerLayout == null)
            return;

        mDrawerLayout.setDrawerShadow(R.drawable.drawer_shadow, GravityCompat.START);
        mDrawerToggle = new ActionBarDrawerToggle(this, mDrawerLayout,
                R.drawable.ic_drawer, R.string.drawer_open, R.string.drawer_close) {
            public void onDrawerClosed(View view) {
                invalidateOptionsMenu();
            }

            public void onDrawerOpened(View drawerView) {
                invalidateOptionsMenu();
            }
        };
        mDrawerLayout.setDrawerListener(mDrawerToggle);

        ActionBar actionBar = getSupportActionBar();
        actionBar.setDisplayHomeAsUpEnabled(true);  // enable ActionBar app icon to behave as action to toggle nav drawer
        actionBar.setHomeButtonEnabled(true);
    }

    @Override
    protected void onStart() {
        super.onStart();
        EasyTracker.getInstance().activityStart(this);
    }

    @Override
    public void onStop() {
        super.onStop();
        EasyTracker.getInstance().activityStop(this);
    }

    PullToRefreshAttacher getPullToRefreshAttacher() {
        return mPullToRefreshAttacher;
    }

    private void selectAccountItem(int position) {
        closeOrOpenDrawerIfExists(true);

        if (mDrawerAccountsList.getSelectedItemPosition() != position)
            mDrawerApplicationsList.setItemChecked(0, true);

        mDrawerAccountsList.setItemChecked(position, true);
    }

    private void selectApplicationItem(int position) {
        closeOrOpenDrawerIfExists(true);

        mDrawerApplicationsList.setItemChecked(position, true);
    }

    private void closeOrOpenDrawerIfExists(boolean forceClose) {
        if (mDrawerLayout == null)
            return;

        if (forceClose || mDrawerLayout.isDrawerOpen(GravityCompat.START))
            mDrawerLayout.closeDrawer(GravityCompat.START);
        else
            mDrawerLayout.openDrawer(GravityCompat.START);
    }

    private void updateUIWithChosenParameters() {
        String selectedAccount = getNavigationListCheckedItem(mDrawerAccountsList);
        String selectedApp = getNavigationListCheckedItem(mDrawerApplicationsList);

        updateActionBarTitleFromNavigation(selectedAccount, selectedApp);
        updateLoadFragmentFromNavigation(selectedAccount, selectedApp);
    }

    private void updateActionBarTitleFromNavigation(String selectedAccount, String selectedApp) {
        if (selectedAccount==null || selectedApp==null) {
            LogUtils.e("DashboardActivity", "No selected Account/App");
            return;
        }

        ActionBar actionBar = getSupportActionBar();
        actionBar.setTitle(selectedAccount);
        actionBar.setSubtitle(selectedApp);
    }

    private void updateLoadFragmentFromNavigation(String selectedAccount, String selectedApp) {
        SherlockFragment dashboardLoadFragment = DashboardLoadFragment.newInstance(
                mAppEngineClient.getAccount(), selectedApp);

        getSupportFragmentManager().beginTransaction()
                .replace(R.id.fragment_container, dashboardLoadFragment).commit();
    }

    private static String getNavigationListCheckedItem(ListView listView) {
        int checkedPosition = listView.getCheckedItemPosition();
        if (checkedPosition == ListView.INVALID_POSITION)
            return null;

        return (String) listView.getItemAtPosition(checkedPosition);
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        MenuInflater inflater = getSupportMenuInflater();
        inflater.inflate(R.menu.menu, menu);
        return true;
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        AnalyticsUtils.sendEvent(mTracker, "ui_action", "option_click", (String) item.getTitle(), null);

        switch (item.getItemId()) {
            case android.R.id.home:
                closeOrOpenDrawerIfExists(false);
                return true;

            case R.id.refresh:
                refresh();
                return true;

            case R.id.logout:
                logout();
                return true;

            case R.id.feedback:
                sendFeedback();
                return true;

            case R.id.about:
                showAbout();
                return true;

            default:
                return super.onOptionsItemSelected(item);
        }
    }

    private void refresh() {
        DashboardLoadFragment loadFragment = (DashboardLoadFragment) getSupportFragmentManager().findFragmentById(R.id.fragment_container);
        if (loadFragment == null) {
            LogUtils.e("DashboardActivity", "Null fragment");
            return;
        }

        loadFragment.refresh();
    }

    private void logout() {
        new DashboardPreferences(this).resetSavedAccount();

        Intent intent = new Intent(this, LoginActivity.class)
                .addFlags(Intent.FLAG_ACTIVITY_CLEAR_TASK | Intent.FLAG_ACTIVITY_NEW_TASK);
        startActivity(intent);
    }

    private void sendFeedback() {
        final Intent intent = new Intent(android.content.Intent.ACTION_SEND);
        intent.setType("text/html");
        intent.putExtra(android.content.Intent.EXTRA_EMAIL, new String[]{getString(R.string.mail_feedback_address)});
        intent.putExtra(android.content.Intent.EXTRA_SUBJECT, getString(R.string.mail_feedback_subject));
        intent.putExtra(android.content.Intent.EXTRA_TEXT, getString(R.string.mail_feedback_message));
        startActivity(Intent.createChooser(intent, getString(R.string.title_send_feedback)));
    }

    private void showAbout() {
        new AlertDialog.Builder(this)
                .setTitle("About AppEngine Dashboard")
                .setMessage("This is a very preliminary version.\nSend us feedback if you'd like more features!")
                .setCancelable(false)
                .setPositiveButton("OK", new DialogInterface.OnClickListener() {
                    public void onClick(DialogInterface dialog, int id) {
                        // Do nothing
                    }
                }).show();
    }

    /**
     * When using the ActionBarDrawerToggle, you must call it during
     * onPostCreate() and onConfigurationChanged()...
     */
    @Override
    protected void onPostCreate(Bundle savedInstanceState) {
        super.onPostCreate(savedInstanceState);
        if (mDrawerToggle != null)
            mDrawerToggle.syncState();
    }

    @Override
    public void onConfigurationChanged(Configuration newConfig) {
        super.onConfigurationChanged(newConfig);
        if (mDrawerToggle != null)
            mDrawerToggle.onConfigurationChanged(newConfig);
    }
}
Java Source Code List
