Java tutorial
/* * Copyright (C) 2013 - Gareth Llewellyn * * This file is part of ColdStart.io - https://github.com/ColdStart/ColdStart * * This program 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. * * This program 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 * this program. If not, see <http://www.gnu.org/licenses/> */ package io.coldstart.android; import android.R.menu; import android.app.*; import android.app.backup.BackupManager; import android.content.*; import android.os.Bundle; import android.os.Looper; import android.preference.PreferenceManager; import android.provider.Settings; import android.support.v4.app.FragmentActivity; import android.util.Log; import android.view.LayoutInflater; import android.view.Menu; import android.view.MenuInflater; import android.view.MenuItem; import android.view.View; import com.bugsense.trace.BugSenseHandler; import android.widget.Toast; import com.google.android.gcm.GCMRegistrar; /** * An activity representing a list of Traps. This activity has different * presentations for handset and tablet-size devices. On handsets, the activity * presents a list of items, which when touched, lead to a * {@link TrapDetailActivity} representing item details. On tablets, the * activity presents the list of items and item details side-by-side using two * vertical panes. * <p> * The activity makes heavy use of fragments. The list of items is a * {@link TrapListFragment} and the item details (if present) is a * {@link TrapDetailFragment}. * <p> * This activity also implements the required {@link TrapListFragment.Callbacks} * interface to listen for item selections. */ public class TrapListActivity extends FragmentActivity implements TrapListFragment.Callbacks { /** * Whether or not the activity is in two-pane mode, i.e. running on a tablet * device. */ private boolean mTwoPane; SharedPreferences settings = null; DialogFragment dialogFragment = null; MenuItem gcmStatus = null; String regId = ""; View abprogress = null; boolean gcmSuccess = false; String securityID = ""; final static int DISPLAY_SETTINGS = 1; final static int LAUNCHDETAILACTIVITY = 2; boolean instantRefresh = false; String selectedIP = ""; String selectedHost = ""; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); BugSenseHandler.initAndStartSession(TrapListActivity.this, "b569cf15"); setContentView(R.layout.activity_trap_list); securityID = API.md5(Settings.Secure.getString(getContentResolver(), Settings.Secure.ANDROID_ID)); ActionBar ab = getActionBar(); ab.setTitle("ColdStart.io"); ab.setSubtitle("Instant SNMP Trap Alerting"); //Start the service just in case //Gets round http://developer.android.com/reference/android/content/Intent.html#FLAG_INCLUDE_STOPPED_PACKAGES startService(new Intent(this, ColdStartService.class)); //GCM stuff GCMRegistrar.checkDevice(this); GCMRegistrar.checkManifest(this); regId = GCMRegistrar.getRegistrationId(this); if (regId.equals("")) { Log.v("GCM", "Registering"); GCMRegistrar.register(this, API.SENDER_ID); } else { Log.v("GCM", "Already registered"); } Log.e("GCMID", GCMRegistrar.getRegistrationId(this)); settings = PreferenceManager.getDefaultSharedPreferences(this); if (settings.getBoolean("firstRun", true)) { showChooseDialog(); } else { subscribeToMessages(); } if (findViewById(R.id.trap_detail_container) != null) { // The detail container view will be present only in the // large-screen layouts (res/values-large and // res/values-sw600dp). If this view is present, then the // activity should be in two-pane mode. mTwoPane = true; // In two-pane mode, list items should be given the // 'activated' state when touched. ((TrapListFragment) getSupportFragmentManager().findFragmentById(R.id.trap_list)) .setActivateOnItemClick(true); if (savedInstanceState == null) { WelcomeFragment fragment = new WelcomeFragment(); //fragment.setArguments(arguments); getSupportFragmentManager().beginTransaction().replace(R.id.trap_detail_container, fragment) .commit(); } } // TODO: If exposing deep links into your app, handle intents here. } private void showChooseDialog() { if (dialogFragment != null) { dialogFragment.dismiss(); } // DialogFragment.show() will take care of adding the fragment // in a transaction. We also want to remove any currently showing // dialog, so make our own transaction and take care of that here. FragmentTransaction ft = getFragmentManager().beginTransaction(); Fragment prev = getFragmentManager().findFragmentByTag("dialog"); if (prev != null) { ft.remove(prev); Log.i("prev", "Removing"); } ft.addToBackStack(null); // Create and show the dialog. //dialogFragment = StartupProcessDialog.newInstance(GCMRegistrar.getRegistrationId(this)); dialogFragment = StartupChooseDialog.newInstance(); dialogFragment.setCancelable(true); dialogFragment.show(ft, "dialog"); } public void subscribeToMessages() { LayoutInflater inflater2 = (LayoutInflater) getSystemService(TrapListActivity.LAYOUT_INFLATER_SERVICE); abprogress = inflater2.inflate(R.layout.progress_wheel, null); if (null != gcmStatus) { gcmStatus.setActionView(abprogress); } else { Log.e("gcmStatus", "gcmStatus was null"); } ((Thread) new Thread() { public void run() { while (null == gcmStatus) { Log.i("gcmStatus", "waiting"); try { Thread.sleep(1000); } catch (InterruptedException e) { // TODO Auto-generated catch block e.printStackTrace(); } } Log.i("OnLaunch", "Just updating our GCM ID"); API api = new API(); try { if (api.updateGCMAccount(settings.getString("APIKey", ""), settings.getString("keyPassword", ""), GCMRegistrar.getRegistrationId(TrapListActivity.this), securityID)) { Log.i("updateGCMAccount", "Success"); if (null != gcmStatus) { gcmSuccess = true; runOnUiThread(new Runnable() { public void run() { gcmStatus.setIcon(R.drawable.ic_action_gcm_success); TrapListActivity.this.invalidateOptionsMenu(); } }); } else { Log.e("gcmStatus", "Icon was null"); } } else { Log.i("updateGCMAccount", "Fail"); gcmSuccess = false; if (null != gcmStatus) { runOnUiThread(new Runnable() { public void run() { gcmStatus.setIcon(R.drawable.ic_action_gcm_failed); } }); } //TODO Popup to the user that there was a problem } runOnUiThread(new Runnable() { public void run() { TrapListActivity.this.invalidateOptionsMenu(); } }); } catch (Exception e) { //TODO this is probably pretty bad! e.printStackTrace(); } } }).start(); } public boolean onCreateOptionsMenu(Menu menu) { MenuInflater inflater = getMenuInflater(); inflater.inflate(R.menu.main, menu); gcmStatus = menu.findItem(R.id.GCMStatus); if (gcmSuccess) { gcmStatus.setIcon(R.drawable.ic_action_gcm_success); } else { gcmStatus.setIcon(R.drawable.ic_action_gcm_failed); } /*if(regId.equals("")) { LayoutInflater inflater2 = (LayoutInflater) getSystemService(TrapListActivity.LAYOUT_INFLATER_SERVICE); View abprogress = inflater2.inflate(R.layout.progress_wheel, null); gcmStatus.setActionView(abprogress); } else { gcmStatus.setIcon(R.drawable.ic_action_gcm_success); }*/ return true; } @Override public boolean onOptionsItemSelected(MenuItem item) { switch (item.getItemId()) { case R.id.GCMStatus: { subscribeToMessages(); return true; } case R.id.ChangeKey: { SharedPreferences.Editor editor = PreferenceManager.getDefaultSharedPreferences(this).edit(); editor.putBoolean("firstRun", true); editor.putString("APIKey", ""); editor.putString("keyPassword", ""); editor.commit(); Intent intent = getIntent(); overridePendingTransition(0, 0); intent.addFlags(Intent.FLAG_ACTIVITY_NO_ANIMATION); finish(); overridePendingTransition(0, 0); startActivity(intent); return true; } case R.id.PauseAlerts: { new AlertDialog.Builder(this).setIcon(android.R.drawable.ic_dialog_alert) .setTitle("Delete Traps for selected host?") .setMessage( "Are you sure you want to logout?\nYou'll no longer receive any alerts, they won't be cached on the server and the app will close.") .setPositiveButton("Yes, Logout", new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { Log.i("onOptionsItemSelected", "Logging Out"); (new Thread() { public void run() { API api = new API(); try { if (api.logoutGCMAccount(settings.getString("APIKey", ""), settings.getString("keyPassword", ""), securityID)) { //We successfully logged out runOnUiThread(new Runnable() { public void run() { gcmStatus.setIcon(R.drawable.ic_action_gcm_failed); Toast.makeText(getApplicationContext(), "Succesfully logged out. Tap the GCM icon or relaunch app to login again", Toast.LENGTH_SHORT).show(); } }); } else { //TODO Popup to the user that there was a problem logging out runOnUiThread(new Runnable() { public void run() { gcmStatus.setIcon(R.drawable.ic_action_gcm_failed); Toast.makeText(getApplicationContext(), "There was a problem logging out.", Toast.LENGTH_SHORT) .show(); } }); } runOnUiThread(new Runnable() { public void run() { TrapListActivity.this.invalidateOptionsMenu(); } }); } catch (Exception e) { //TODO this is probably pretty bad! e.printStackTrace(); } } }).start(); } }).setNegativeButton("No", null).show(); return true; } case R.id.Settings: { Intent SettingsIntent = new Intent(TrapListActivity.this, SettingsFragment.class); this.startActivityForResult(SettingsIntent, DISPLAY_SETTINGS); return true; } case R.id.SeeAPIKey: { if (dialogFragment != null) dialogFragment.dismiss(); FragmentTransaction ft = getFragmentManager().beginTransaction(); Fragment prev = getFragmentManager().findFragmentByTag("dialog"); if (prev != null) { ft.remove(prev); Log.i("prev", "Removing"); } ft.addToBackStack(null); // Create and show the dialog. dialogFragment = ViewAPIKeyDialog.newInstance(settings.getString("APIKey", "")); dialogFragment.setCancelable(true); dialogFragment.show(ft, "dialog"); return true; } /*case R.id.Filters: { if(dialogFragment != null) dialogFragment.dismiss(); FragmentTransaction ft = getFragmentManager().beginTransaction(); Fragment prev = getFragmentManager().findFragmentByTag("dialog"); if (prev != null) { ft.remove(prev); Log.i("prev","Removing"); } ft.addToBackStack(null); // Create and show the dialog. dialogFragment = HostFilterDialog.newInstance(); dialogFragment.setCancelable(true); dialogFragment.show(ft, "dialog"); return true; }*/ } return false; } @Override protected void onActivityResult(int requestCode, int resultCode, Intent data) { Log.e("onActivityResult", "requestCode" + requestCode + " / resultCode" + resultCode); //Check what the result was from the Settings Activity switch (requestCode) { case DISPLAY_SETTINGS: { BackupManager bm = new BackupManager(this); bm.dataChanged(); ((Thread) new Thread() { public void run() { try { API api = new API(); boolean updateTest = api.updateAccountSettings(securityID, settings.getBoolean("allowBundling", false), settings.getString("bundleDelay", "30")); } catch (Exception e) { e.printStackTrace(); } } }).start(); } break; //TODO remove as the onResume of the fragment handles the refresh case LAUNCHDETAILACTIVITY: { if (resultCode == TrapDetailFragment.ARG_QUITONDELETE) { /*Intent broadcast = new Intent(); broadcast.setAction(API.BROADCAST_ACTION); sendBroadcast(broadcast);*/ } } break; } } /** * Callback method from {@link TrapListFragment.Callbacks} indicating that * the item with the given ID was selected. */ //public void onItemSelected(String id) @Override public void onItemSelected(Trap trap) { //Trap trap = ((TrapListFragment) getFragmentManager().findFragmentByTag("dialog")).listOfTraps.get(location) selectedIP = trap.IP; selectedHost = trap.Hostname; if (mTwoPane) { // In two-pane mode, show the detail view in this activity by // adding or replacing the detail fragment using a // fragment transaction. Bundle arguments = new Bundle(); arguments.putString(TrapDetailFragment.ARG_HOSTNAME, trap.Hostname); arguments.putString(TrapDetailFragment.ARG_IPADDR, trap.IP); arguments.putBoolean(TrapDetailFragment.ARG_READ, trap.read); arguments.putString(TrapDetailFragment.ARG_TRAP, trap.trap); arguments.putInt(TrapDetailFragment.ARG_TRAP_ID, trap.trapID); arguments.putString(TrapDetailFragment.ARG_UPTIME, trap.uptime); arguments.putBoolean(TrapDetailFragment.ARG_2PANE, true); TrapDetailFragment fragment = new TrapDetailFragment(); fragment.setArguments(arguments); getSupportFragmentManager().beginTransaction().replace(R.id.trap_detail_container, fragment).commit(); } else { // In single-pane mode, simply start the detail activity // for the selected item ID. Intent detailIntent = new Intent(this, TrapDetailActivity.class); detailIntent.putExtra(TrapDetailFragment.ARG_HOSTNAME, trap.Hostname); detailIntent.putExtra(TrapDetailFragment.ARG_IPADDR, trap.IP); detailIntent.putExtra(TrapDetailFragment.ARG_READ, trap.read); detailIntent.putExtra(TrapDetailFragment.ARG_TRAP, trap.trap); detailIntent.putExtra(TrapDetailFragment.ARG_TRAP_ID, trap.trapID); detailIntent.putExtra(TrapDetailFragment.ARG_UPTIME, trap.uptime); detailIntent.putExtra(TrapDetailFragment.ARG_2PANE, false); startActivityForResult(detailIntent, LAUNCHDETAILACTIVITY); } } public void ShowRegisterDialog() { if (dialogFragment != null) dialogFragment.dismiss(); FragmentTransaction ft = getFragmentManager().beginTransaction(); Fragment prev = getFragmentManager().findFragmentByTag("dialog"); if (prev != null) { ft.remove(prev); Log.i("prev", "Removing"); } ft.addToBackStack(null); // Create and show the dialog. dialogFragment = StartupRegisterDialog.newInstance(GCMRegistrar.getRegistrationId(this)); dialogFragment.setCancelable(true); dialogFragment.show(ft, "dialog"); } public void ShowLoginDialog() { if (dialogFragment != null) dialogFragment.dismiss(); FragmentTransaction ft = getFragmentManager().beginTransaction(); Fragment prev = getFragmentManager().findFragmentByTag("dialog"); if (prev != null) { ft.remove(prev); Log.i("prev", "Removing"); } ft.addToBackStack(null); // Create and show the dialog. dialogFragment = StartupLoginDialog.newInstance(GCMRegistrar.getRegistrationId(this)); dialogFragment.setCancelable(true); dialogFragment.show(ft, "dialog"); } }