Android Open Source - frc-notebook Start Activity

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License

The source code is released under:
GNU General Public License
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Java Source Code

package com.plnyyanks.frcnotebook.activities;
/*  w w  w  . ja v a  2  s  .  co  m*/
import android.app.ActionBar;
import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.net.Uri;
import android.os.Bundle;
import android.os.Environment;
import android.provider.MediaStore;
import android.util.Log;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.ArrayAdapter;
import android.widget.ProgressBar;
import android.widget.Toast;

import com.plnyyanks.frcnotebook.Constants;
import com.plnyyanks.frcnotebook.R;
import com.plnyyanks.frcnotebook.background.ShowLocalEvents;
import com.plnyyanks.frcnotebook.database.DatabaseHandler;
import com.plnyyanks.frcnotebook.database.PreferenceHandler;

import java.io.File;
import java.io.IOException;
import java.text.SimpleDateFormat;
import java.util.Date;

/**
 * File created by phil on 3/1/14.
 * Copyright 2014, Phil Lopreiato
 * This file is part of FRC Notebook.
 * FRC Notebook 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.
 * FRC Notebook 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 FRC Notebook. If not, see http://www.gnu.org/licenses/.
 */
public class StartActivity extends Activity implements ActionBar.OnNavigationListener {

    private static final String STATE_SELECTED_NAVIGATION_ITEM = "selected_navigation_item";

    public static Context startActivityContext;
    public static Activity activity;
    public static DatabaseHandler db;
    private static int currentTheme;

    static final int REQUEST_TAKE_PHOTO = 1;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        startActivityContext = this;
        activity = this;
        setTheme(PreferenceHandler.getTheme());
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_start);

        /*if (savedInstanceState == null) {
            getFragmentManager().beginTransaction()
                    .commit();
        }*/

        getdb();
        PreferenceHandler.setAppVersion(this);

        //configure action bar to show drop down navigation
        final ActionBar bar = getActionBar();
        bar.setDisplayShowTitleEnabled(false);
        bar.setNavigationMode(ActionBar.NAVIGATION_MODE_LIST);
        final String[] navigationValues = getResources().getStringArray(R.array.event_list_navi_options);
        //create an adapter for the spinner
        ArrayAdapter<String> adapter = new ArrayAdapter<String>(bar.getThemedContext(),
                android.R.layout.simple_spinner_item,android.R.id.text1,navigationValues);
        adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
        bar.setListNavigationCallbacks(adapter,this);

        if(savedInstanceState!=null) {
            bar.setSelectedNavigationItem(savedInstanceState.getInt(STATE_SELECTED_NAVIGATION_ITEM,0));
        }else{
            bar.setSelectedNavigationItem(0);
        }

        new ShowLocalEvents(bar.getSelectedNavigationIndex()).execute(this);
    }

    @Override
    protected void onResume() {
        checkThemeChanged(StartActivity.class);
        new ShowLocalEvents(getActionBar().getSelectedNavigationIndex()).execute(this);
        super.onResume();
    }

    @Override
    public void onRestoreInstanceState(Bundle savedInstanceState) {
        // Restore the previously serialized current dropdown position.
        if (savedInstanceState.containsKey(STATE_SELECTED_NAVIGATION_ITEM)) {
            try{
                getActionBar().setSelectedNavigationItem(savedInstanceState.getInt(STATE_SELECTED_NAVIGATION_ITEM));
            }catch(IllegalStateException e){
                Log.w(Constants.LOG_TAG, "Failed restoring action bar navegition state on resume. Oh well...");
            }
        }
    }

    @Override
    public void onSaveInstanceState(Bundle outState) {
        // Serialize the current dropdown position.
        outState.putInt(STATE_SELECTED_NAVIGATION_ITEM, getActionBar()
                .getSelectedNavigationIndex());
    }

    public void openDownloader(View view){
        Intent intent = new Intent(this, EventDownloadActivity.class);
        startActivity(intent);
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {

        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.start, menu);
        return true;
    }

    public void takePicture(){
        Intent takePictureIntent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
        if (takePictureIntent.resolveActivity(getPackageManager()) != null) {
            // Create the File where the photo should go
            File photoFile = null;
            try {
                photoFile = createImageFile();
            } catch (IOException ex) {
                // Error occurred while creating the File
                ///...
            }
            // Continue only if the File was successfully created
            if (photoFile != null) {
                takePictureIntent.putExtra(MediaStore.EXTRA_OUTPUT,Uri.fromFile(photoFile));
                startActivityForResult(takePictureIntent, REQUEST_TAKE_PHOTO);
            }
        }
    }

    @Override
    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
        super.onActivityResult(requestCode, resultCode, data);
        Toast.makeText(this,"moo",Toast.LENGTH_SHORT);
    }

    private File createImageFile() throws IOException {
        // Create an image file name
        String timeStamp = new SimpleDateFormat("yyyyMMdd_HHmmss").format(new Date());
        String imageFileName = "JPEG_" + timeStamp + "_";
        File storageDir = this.getExternalFilesDir(null);
        File image = File.createTempFile(
                imageFileName,  /* prefix */
                ".jpg",         /* suffix */
                storageDir      /* directory */
        );

        // Save a file: path for use with ACTION_VIEW intents
        //mCurrentPhotoPath = "file:" + image.getAbsolutePath();
        return image;
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        // Handle action bar item clicks here. The action bar will
        // automatically handle clicks on the Home/Up button, so long
        // as you specify a parent activity in AndroidManifest.xml.
        int id = item.getItemId();
        switch(item.getItemId()) {
            case R.id.action_settings:
                Intent intent = new Intent(this, SettingsActivity.class);
                startActivity(intent);
                return false;
            case R.id.action_download_event:
                openDownloader(null);
                return false;
            case R.id.action_create_evnet:
                startActivity(new Intent(this, AddEvent.class));
                return false;
            default:
                return super.onOptionsItemSelected(item);
        }
    }

    public  DatabaseHandler getdb(){
        if(db == null)
            db = new DatabaseHandler(this);

        return db;
    }

    public void closedb(){
        if(db != null)
            db.close();
    }

    public static void checkThemeChanged(Class<?> cls){
        if(currentTheme != PreferenceHandler.getTheme() && startActivityContext != null){
            currentTheme = PreferenceHandler.getTheme();
            Intent intent = new Intent(startActivityContext, cls);
            startActivityContext.startActivity(intent);
        }else{
            currentTheme = PreferenceHandler.getTheme();
        }
    }

    @Override
    public boolean onNavigationItemSelected(int i, long l) {
        //show the progress bar while we load events
        ProgressBar prog = (ProgressBar) findViewById(R.id.event_list_loading_progress);
        prog.setVisibility(View.VISIBLE);
        new ShowLocalEvents(i).execute(this);
        return false;
    }
}
Java Source Code List
