AboutActivity.java

/*
 * Copyright (C) 2013 The WLANAudit project contributors.
 *
 * 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
 *
 *      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 es.glasspixel.wlanaudit.activities;

import android.app.AlertDialog;
import android.content.Intent;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager;
import android.content.pm.PackageManager.NameNotFoundException;
import android.net.Uri;
import android.os.Bundle;
import android.support.v4.app.NavUtils;
import android.util.Log;
import android.view.View;
import android.view.View.OnClickListener;
import android.webkit.WebView;
import android.widget.Button;
import android.widget.ImageButton;
import android.widget.TextView;

import com.actionbarsherlock.app.ActionBar;
import com.actionbarsherlock.app.SherlockActivity;
import com.actionbarsherlock.view.MenuItem;
import com.readystatesoftware.systembartint.SystemBarTintManager;

import es.glasspixel.wlanaudit.R;

public class AboutActivity extends SherlockActivity {
    /**
     * Label which shows current version number
     */
    private TextView mVersionValueLabel;
    /**
     * Label which shows current release number
     */
    private TextView mReleaseValueLabel;
    /**
     * Button to display OSS License dialog
     */
    private Button mOssLicensesButton;
    /**
     * Button to open Facebook official page
     */
    private ImageButton mFacebookButton;
    /**
     * Button to open official Twitter page
     */
    private ImageButton mTwitterButton;
    /**
     * Button to open official G+ page
     */
    private ImageButton mGplusButton;

    /**
     * @see android.app.Activity#onCreate(Bundle)
     */
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.about_layout);
        ActionBar actionBar = getSupportActionBar();
        actionBar.setDisplayHomeAsUpEnabled(true);
        // create our manager instance after the content view is set
        SystemBarTintManager tintManager = new SystemBarTintManager(this);
        // enable status bar tint
        tintManager.setStatusBarTintEnabled(true);
        tintManager.setStatusBarTintResource(R.color.wlanaudit_material);
        mVersionValueLabel = (TextView) findViewById(R.id.versionValue);
        mReleaseValueLabel = (TextView) findViewById(R.id.releaseValue);
        mOssLicensesButton = (Button) findViewById(R.id.oss_button);
        mFacebookButton = (ImageButton) findViewById(R.id.fbButton);
        mTwitterButton = (ImageButton) findViewById(R.id.twitterButton);
        mGplusButton = (ImageButton) findViewById(R.id.gPlusButton);
    }

    /**
     * @see android.app.Activity#onStart
     */
    @Override
    protected void onStart() {
        super.onStart();
        mVersionValueLabel.setText(getVersion());
        mReleaseValueLabel.setText(String.valueOf(getRelease()));
        mOssLicensesButton.setOnClickListener(new OnClickListener() {

            @Override
            public void onClick(View v) {
                AlertDialog.Builder alert = new AlertDialog.Builder(
                        AboutActivity.this);

                alert.setTitle(getText(R.string.oss_licenses_dialog_title));
                WebView wv = new WebView(AboutActivity.this);

                wv.loadUrl("file:///android_asset/licenses.html");
                alert.setView(wv);
                alert.show();
            }
        });
        mFacebookButton.setOnClickListener(new OnClickListener() {
            @Override
            public void onClick(View v) {
                Intent browserIntent = new Intent(Intent.ACTION_VIEW, Uri
                        .parse("https://www.facebook.com/wlanaudit"));
                startActivity(browserIntent);
            }
        });
        mTwitterButton.setOnClickListener(new OnClickListener() {
            @Override
            public void onClick(View v) {
                Intent browserIntent = new Intent(Intent.ACTION_VIEW, Uri
                        .parse("https://twitter.com/#!/TitoXamps"));
                startActivity(browserIntent);
            }
        });
        mGplusButton.setOnClickListener(new OnClickListener() {
            @Override
            public void onClick(View v) {
                Intent browserIntent = new Intent(
                        Intent.ACTION_VIEW,
                        Uri.parse("https://plus.google.com/b/113060827862322417267/113060827862322417267"));
                startActivity(browserIntent);
            }
        });
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        switch (item.getItemId()) {
            case android.R.id.home:
                // app icon in action bar clicked; go home
                NavUtils.navigateUpFromSameTask(this);
                overridePendingTransition(R.anim.slide_in_from_left,
                        R.anim.slide_out_to_right);
                return true;
            default:
                return super.onOptionsItemSelected(item);
        }
    }

    private int getRelease() {
        int release = -1;
        try {
            PackageInfo pInfo = getPackageManager().getPackageInfo(
                    getPackageName(), PackageManager.GET_META_DATA);
            release = pInfo.versionCode;
        } catch (NameNotFoundException e1) {
            Log.e(this.getClass().getSimpleName(), "Name not found", e1);
        }
        return release;
    }

    private String getVersion() {
        String version = null;
        try {
            PackageInfo pInfo = getPackageManager().getPackageInfo(
                    getPackageName(), PackageManager.GET_META_DATA);
            version = pInfo.versionName;
        } catch (NameNotFoundException e1) {
            Log.e(this.getClass().getSimpleName(), "Name not found", e1);
        }
        return version;
    }

    @Override
    public void onBackPressed() {
        finish();
        overridePendingTransition(R.anim.slide_in_from_left,
                R.anim.slide_out_to_right);
    }
}