Android Open Source - LollipopShowcase Main Activity

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Back to project page LollipopShowcase.

License

The source code is released under:

Apache License

Java Source Code

package com.mikepenz.lollipopshowcase;
/*www. ja  v  a 2s  .  co m*/
import android.content.Intent;
import android.content.SharedPreferences;
import android.content.pm.ResolveInfo;
import android.graphics.Color;
import android.os.AsyncTask;
import android.os.Bundle;
import android.support.v4.app.ActivityOptionsCompat;
import android.support.v4.util.Pair;
import android.support.v4.widget.DrawerLayout;
import android.support.v4.widget.SwipeRefreshLayout;
import android.support.v7.app.ActionBarActivity;
import android.support.v7.app.ActionBarDrawerToggle;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;
import android.support.v7.widget.Toolbar;
import android.view.View;
import android.widget.CompoundButton;
import android.widget.ImageButton;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.ProgressBar;
import android.widget.Switch;

import com.mikepenz.aboutlibraries.Libs;
import com.mikepenz.iconics.IconicsDrawable;
import com.mikepenz.iconics.typeface.FontAwesome;
import com.mikepenz.lollipopshowcase.adapter.ApplicationAdapter;
import com.mikepenz.lollipopshowcase.entity.AppInfo;
import com.mikepenz.lollipopshowcase.itemanimator.CustomItemAnimator;
import com.mikepenz.lollipopshowcase.util.UploadHelper;

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

public class MainActivity extends ActionBarActivity {
    private List<AppInfo> applicationList = new ArrayList<AppInfo>();

    private ApplicationAdapter mAdapter;
    private ImageButton mFabButton;
    private RecyclerView mRecyclerView;
    private SwipeRefreshLayout mSwipeRefreshLayout;
    private ProgressBar mProgressBar;

    private static UploadHelper.UploadComponentInfoTask uploadComponentInfoTask = null;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        //supportRequestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);

        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        // Set explode animation when enter and exit the activity
        //Utils.configureWindowEnterExitTransition(getWindow());

        // Handle Toolbar
        Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
        setSupportActionBar(toolbar);
        getSupportActionBar().setDisplayHomeAsUpEnabled(true);

        // Handle DrawerLayout
        DrawerLayout mDrawerLayout = (DrawerLayout) findViewById(R.id.drawer);

        // Handle ActionBarDrawerToggle
        ActionBarDrawerToggle actionBarDrawerToggle = new ActionBarDrawerToggle(this, mDrawerLayout, toolbar, R.string.drawer_open, R.string.drawer_close);
        actionBarDrawerToggle.syncState();

        // Handle different Drawer States :D
        mDrawerLayout.setDrawerListener(actionBarDrawerToggle);

        // Handle DrawerList
        LinearLayout mDrawerList = (LinearLayout) findViewById(R.id.drawerList);

        // Handle ProgressBar
        mProgressBar = (ProgressBar) findViewById(R.id.progressBar);

        // Init DrawerElems NOTE Just don't do this in a live app :D
        final SharedPreferences pref = getSharedPreferences("com.mikepenz.applicationreader", 0);
        ((Switch) mDrawerList.findViewById(R.id.drawer_autoupload)).setChecked(pref.getBoolean("autouploadenabled", false));
        ((Switch) mDrawerList.findViewById(R.id.drawer_autoupload)).setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
            @Override
            public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
                SharedPreferences.Editor editor = pref.edit();
                editor.putBoolean("autouploadenabled", isChecked);
                editor.apply();
            }
        });

        mDrawerList.findViewById(R.id.drawer_opensource).setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                new Libs.Builder()
                        .withFields(R.string.class.getFields())
                        .withVersionShown(true)
                        .withLicenseShown(true)
                        .withActivityTitle(getString(R.string.drawer_opensource))
                        .withActivityTheme(R.style.AboutTheme)
                        .start(MainActivity.this);
            }
        });
        ((ImageView) mDrawerList.findViewById(R.id.drawer_opensource_icon)).setImageDrawable(new IconicsDrawable(this, FontAwesome.Icon.faw_github).colorRes(R.color.secondary).actionBarSize());

        // Fab Button
        mFabButton = (ImageButton) findViewById(R.id.fab_button);
        mFabButton.setImageDrawable(new IconicsDrawable(this, FontAwesome.Icon.faw_upload).color(Color.WHITE).actionBarSize());
        mFabButton.setOnClickListener(fabClickListener);
        Utils.configureFab(mFabButton);

        mRecyclerView = (RecyclerView) findViewById(R.id.list);
        mRecyclerView.setLayoutManager(new LinearLayoutManager(this));
        mRecyclerView.setItemAnimator(new CustomItemAnimator());
        //mRecyclerView.setItemAnimator(new ReboundItemAnimator());

        mAdapter = new ApplicationAdapter(new ArrayList<AppInfo>(), R.layout.row_application, MainActivity.this);
        mRecyclerView.setAdapter(mAdapter);

        mSwipeRefreshLayout = (SwipeRefreshLayout) findViewById(R.id.swipe_container);
        mSwipeRefreshLayout.setColorSchemeColors(getResources().getColor(R.color.theme_accent));
        mSwipeRefreshLayout.setRefreshing(true);
        mSwipeRefreshLayout.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {
            @Override
            public void onRefresh() {
                new InitializeApplicationsTask().execute();
            }
        });

        new InitializeApplicationsTask().execute();

        if (savedInstanceState != null) {
            if (uploadComponentInfoTask != null) {
                if (uploadComponentInfoTask.isRunning) {
                    uploadComponentInfoTask.showProgress(this);
                }
            }
        }

        //show progress
        mRecyclerView.setVisibility(View.GONE);
        mProgressBar.setVisibility(View.VISIBLE);
    }

    @Override
    protected void onSaveInstanceState(Bundle outState) {
        super.onSaveInstanceState(outState);
    }

    View.OnClickListener fabClickListener = new View.OnClickListener() {
        @Override
        public void onClick(View view) {
            uploadComponentInfoTask = UploadHelper.getInstance(MainActivity.this, applicationList).uploadAll();
        }
    };


    public void animateActivity(AppInfo appInfo, View appIcon) {
        Intent i = new Intent(this, DetailActivity.class);
        i.putExtra("appInfo", appInfo.getComponentName());

        ActivityOptionsCompat transitionActivityOptions = ActivityOptionsCompat.makeSceneTransitionAnimation(this, Pair.create((View) mFabButton, "fab"), Pair.create(appIcon, "appIcon"));
        startActivity(i, transitionActivityOptions.toBundle());
    }


    private class InitializeApplicationsTask extends AsyncTask<Void, Void, Void> {

        @Override
        protected void onPreExecute() {
            mAdapter.clearApplications();
            super.onPreExecute();
        }

        @Override
        protected Void doInBackground(Void... params) {
            applicationList.clear();

            //Query the applications
            final Intent mainIntent = new Intent(Intent.ACTION_MAIN, null);
            mainIntent.addCategory(Intent.CATEGORY_LAUNCHER);

            List<ResolveInfo> ril = getPackageManager().queryIntentActivities(mainIntent, 0);
            for (ResolveInfo ri : ril) {
                applicationList.add(new AppInfo(MainActivity.this, ri));
            }
            Collections.sort(applicationList);

            for (AppInfo appInfo : applicationList) {
                //load icons before shown. so the list is smoother
                appInfo.getIcon();
            }

            return null;
        }

        @Override
        protected void onPostExecute(Void result) {
            //handle visibility
            mRecyclerView.setVisibility(View.VISIBLE);
            mProgressBar.setVisibility(View.GONE);

            //set data for list
            mAdapter.addApplications(applicationList);
            mSwipeRefreshLayout.setRefreshing(false);

            super.onPostExecute(result);
        }
    }
}

Java Source Code List

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