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The source code is released under:
GNU General Public License
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package info.androiddevice.deviceinventory.submission; // ww w . j a va 2s . c om import android.app.AlertDialog; import android.content.Context; import android.content.DialogInterface; import android.content.Intent; import android.content.SharedPreferences; import android.content.pm.ApplicationInfo; import android.content.pm.PackageManager; import android.content.res.Configuration; import android.net.Uri; import android.os.Bundle; import android.os.Handler; import android.support.v4.app.ActionBarDrawerToggle; import android.support.v4.widget.DrawerLayout; import android.support.v7.app.ActionBarActivity; import android.text.Editable; import android.text.TextUtils; import android.text.TextWatcher; import android.util.Log; import android.view.Gravity; import android.view.LayoutInflater; import android.view.Menu; import android.view.MenuItem; import android.view.View; import android.view.WindowManager; import android.widget.AdapterView; import android.widget.ArrayAdapter; import android.widget.Button; import android.widget.EditText; import android.widget.LinearLayout; import android.widget.ListView; import android.widget.TextView; import com.squareup.okhttp.Callback; import com.squareup.okhttp.FormEncodingBuilder; import com.squareup.okhttp.OkHttpClient; import com.squareup.okhttp.Request; import com.squareup.okhttp.RequestBody; import com.squareup.okhttp.Response; import org.json.JSONException; import org.json.JSONObject; import java.io.IOException; import info.androiddevice.deviceinventory.Application; import info.androiddevice.deviceinventory.DeviceInformation; public class MainActivity extends ActionBarActivity implements AdapterView.OnItemClickListener { private SharedPreferences settings = Application.getContext().getSharedPreferences("inventory", MODE_PRIVATE); private DrawerLayout mDrawerLayout; private ListView mDrawerOptions; private ActionBarDrawerToggle mDrawerToggle; private ListView mListView; private DeviceInformationListAdapter mInfoAdapter; private AlertDialog mAlertDialog; private String mDeviceName; OkHttpClient client = new OkHttpClient(); @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); mDrawerLayout = (DrawerLayout) findViewById(R.id.drawer); mDrawerOptions = (ListView) findViewById(R.id.left_drawer); mListView = (ListView) findViewById(R.id.container); mListView.setOnItemClickListener(new AdapterView.OnItemClickListener() { @Override public void onItemClick(AdapterView<?> parent, View view, int position, long id) { if(position == 0){ showDeviceNameInputDialog(); } else { final TextView value = ((TextView) view.findViewById(android.R.id.text2)); if (value.getVisibility() != View.GONE) { if (value.getEllipsize() == TextUtils.TruncateAt.END) { value.setMaxLines(Integer.MAX_VALUE); value.setEllipsize(null); } else { value.setMaxLines(DeviceInformationListAdapter.MAX_LINES); value.setEllipsize(TextUtils.TruncateAt.END); } } } } }); initNavigationDrawer(); getSupportActionBar().setBackgroundDrawable(getResources().getDrawable(R.drawable.black_background)); } /** * Creates and displays a dialog for the user to enter his or her device name */ private void showDeviceNameInputDialog() { AlertDialog.Builder builder = new AlertDialog.Builder(MainActivity.this); final AlertDialog dialog = builder.setView(LayoutInflater.from(MainActivity.this) .inflate(R.layout.device_name_input, null, false)) .setPositiveButton(android.R.string.ok, new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { EditText editText = (EditText) ((AlertDialog)dialog).findViewById(R.id.editable); mDeviceName = editText.getText().toString(); mInfoAdapter.setDeviceName(mDeviceName); settings.edit().putString("deviceName", mDeviceName).commit(); } }) .setNegativeButton(android.R.string.cancel, new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { dialog.dismiss(); } }).create(); dialog.show(); buttonStyleHelper(dialog.getButton(DialogInterface.BUTTON_NEGATIVE)); final Button positiveButton = dialog.getButton(DialogInterface.BUTTON_POSITIVE); EditText editText = (EditText) dialog.findViewById(R.id.editable); if(null == mDeviceName || 0 == mDeviceName.length()){ positiveButton.setEnabled(false); } else { editText.setText(mDeviceName); } buttonStyleHelper(positiveButton); editText.addTextChangedListener(new TextWatcher() { @Override public void beforeTextChanged(CharSequence s, int start, int count, int after) { } @Override public void onTextChanged(CharSequence s, int start, int before, int count) { positiveButton.setEnabled(count > 0); } @Override public void afterTextChanged(Editable s) { } }); editText.setOnFocusChangeListener(new View.OnFocusChangeListener() { @Override public void onFocusChange(View v, boolean hasFocus) { if (hasFocus) { dialog.getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_VISIBLE); } } }); editText.requestFocus(); } private void buttonStyleHelper(Button b){ b.setBackgroundResource(R.drawable.black_background_state); b.setTextColor(getResources().getColor(android.R.color.white)); } @Override protected void onResume() { super.onResume(); JSONObject deviceInformation = DeviceInformation.getInstance().getDeviceInformation(); mInfoAdapter = new DeviceInformationListAdapter(MainActivity.this, deviceInformation); mDeviceName = settings.getString("deviceName", null); mInfoAdapter.setDeviceName(mDeviceName); mListView.setAdapter(mInfoAdapter); if(!hasBeenSubmitted()) { Boolean autoSubmit; try { ApplicationInfo applicationInfo = getPackageManager().getApplicationInfo(this.getPackageName(), PackageManager.GET_META_DATA); autoSubmit = applicationInfo.metaData.getBoolean("auto_submit", false); } catch (PackageManager.NameNotFoundException e) { autoSubmit = false; } catch (NullPointerException e) { autoSubmit = false; } if(autoSubmit) { submit(); } } } @Override public boolean onPrepareOptionsMenu(Menu menu) { return super.onPrepareOptionsMenu(menu); } @Override public boolean onCreateOptionsMenu(Menu menu) { getMenuInflater().inflate(R.menu.main, menu); return true; } protected void onPostCreate(Bundle savedInstanceState) { super.onPostCreate(savedInstanceState); // Sync the toggle state after onRestoreInstanceState has occurred. mDrawerToggle.syncState(); } @Override public void onConfigurationChanged(Configuration newConfig) { super.onConfigurationChanged(newConfig); mDrawerToggle.onConfigurationChanged(newConfig); } @Override public boolean onOptionsItemSelected(MenuItem item) { if(item.getItemId() == android.R.id.home){ if(mDrawerLayout.isDrawerOpen(mDrawerOptions)){ mDrawerLayout.closeDrawers(); } else{ mDrawerLayout.openDrawer(mDrawerOptions); } return true; } else if(item.getItemId() == R.id.send){ submit(); } return super.onOptionsItemSelected(item); } private void initNavigationDrawer(){ mDrawerToggle = new ActionBarDrawerToggle( this, /* host Activity */ mDrawerLayout, /* DrawerLayout object */ R.drawable.ic_drawer, /* nav drawer icon */ 0, /* "open drawer" description */ 0 /* "close drawer" description */ ) { /** Called when a drawer has settled in a completely closed state. */ public void onDrawerClosed(View view) { supportInvalidateOptionsMenu(); } /** Called when a drawer has settled in a completely open state. */ public void onDrawerOpened(View drawerView) { drawerView.bringToFront(); supportInvalidateOptionsMenu(); } }; ArrayAdapter<String> adapter = new ArrayAdapter<String>(MainActivity.this, R.layout.list_item, new String[]{getString(R.string.action_about), getString(R.string.action_send)}); mDrawerOptions.setAdapter(adapter); mDrawerOptions.setOnItemClickListener(MainActivity.this); mDrawerToggle.setDrawerIndicatorEnabled(true); mDrawerLayout.setDrawerListener(mDrawerToggle); mDrawerLayout.setDrawerShadow(R.drawable.drawer_shadow, Gravity.LEFT); getSupportActionBar().setDisplayHomeAsUpEnabled(true); getSupportActionBar().setHomeButtonEnabled(true); } private synchronized void submit() { LinearLayout alertLayout = (LinearLayout)LayoutInflater.from(MainActivity.this).inflate(R.layout.sending_alert,null); AlertDialog.Builder builder = new AlertDialog.Builder(MainActivity.this); builder.setCancelable(false).setView(alertLayout).setNegativeButton(android.R.string.ok, new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { dialog.dismiss(); } }); mAlertDialog = builder.show(); //Button isn't null after show Button button = mAlertDialog.getButton(AlertDialog.BUTTON_NEGATIVE); button.setBackgroundResource(R.drawable.black_background_state); button.setTextColor(MainActivity.this.getResources().getColor(android.R.color.white)); if(hasBeenSubmitted()) { ((TextView)mAlertDialog.findViewById(android.R.id.text1)).setText(R.string.alreadySent); mAlertDialog.findViewById(R.id.sending_progressbar).setVisibility(View.GONE); button.setEnabled(true); } else { button.setEnabled(false); final JSONObject deviceInformation = DeviceInformation.getInstance().getDeviceInformation(); if(null != mDeviceName && 0 != mDeviceName.length()) { try { deviceInformation.put("name", mDeviceName); } catch (JSONException e) { e.printStackTrace(); } } RequestBody formBody = new FormEncodingBuilder().add("device", deviceInformation.toString()).build(); Request request = new Request.Builder().url(getString(R.string.submit)).addHeader("User-Agent", "APP").post(formBody).build(); client.newCall(request).enqueue(new HTTPCallback(this.getApplication())); } } protected void submitted(boolean successful) { mAlertDialog.findViewById(R.id.sending_progressbar).setVisibility(View.GONE); if(successful) { ((TextView)mAlertDialog.findViewById(android.R.id.text1)).setText(R.string.success); setBeenSubmitted(true); } else { ((TextView)mAlertDialog.findViewById(android.R.id.text1)).setText(R.string.failure); setBeenSubmitted(false); } Button button = mAlertDialog.getButton(AlertDialog.BUTTON_NEGATIVE); button.setEnabled(true); } private void about() { Intent myIntent = new Intent(Intent.ACTION_VIEW, Uri.parse(getString(R.string.about))); startActivity(myIntent); } protected boolean hasBeenSubmitted() { return settings.getBoolean("submitted", false); } protected void setBeenSubmitted(boolean value) { settings.edit().putBoolean("submitted", value).commit(); } @Override public void onItemClick(AdapterView<?> parent, View view, int position, long id) { if(position == 0) { about(); } else if(position == 1) { submit(); } } class HTTPCallback implements Callback { private Handler mainHandler; public HTTPCallback(Context context) { super(); mainHandler = new Handler(context.getMainLooper()); } @Override public void onFailure(Request request, IOException e) { mainHandler.post(new Runnable() { @Override public void run() { MainActivity.this.submitted(false); } }); } @Override public void onResponse(final Response response) { final boolean result = response.isSuccessful(); mainHandler.post(new Runnable() { @Override public void run() { MainActivity.this.submitted(result); } }); } } }