| // Copyright 2015 The Vanadium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style |
| // license that can be found in the LICENSE file. |
| |
| package io.v.android.debug; |
| |
| import android.app.Fragment; |
| import android.app.FragmentManager; |
| import android.content.Context; |
| import android.os.Bundle; |
| import android.view.Menu; |
| import android.view.MenuInflater; |
| import android.view.MenuItem; |
| |
| import io.v.android.VAndroidContext; |
| import io.v.v23.android.R; |
| |
| /** |
| * Fragment containing a debug menu for common Vanadium/Syncbase debug actions. These actions |
| * include: |
| * <ul> |
| * <li>{@linkplain DebugLogDialogFragment Change log level and view logcat} |
| * <li>{@linkplain RemoteInspection Remote inspection} |
| * <li>{@linkplain Debug#clearAppData(Context) Clear app data} |
| * <li>{@linkplain Debug#killProcess(Context) Kill process} |
| * </ul> |
| */ |
| public class DebugFragment extends Fragment { |
| public static final String |
| FRAGMENT_TAG = DebugFragment.class.getName(), |
| DEBUG_SHARED_PREFS = "VanadiumDebugOptions"; |
| |
| public static DebugFragment find(final FragmentManager mgr) { |
| return (DebugFragment) mgr.findFragmentByTag(FRAGMENT_TAG); |
| } |
| |
| private VAndroidContext<?> mVAndroidContext; |
| private RemoteInspection mRemoteInspection; |
| |
| @Override |
| public void onCreate(final Bundle savedInstanceState) { |
| super.onCreate(savedInstanceState); |
| setHasOptionsMenu(true); |
| createRemoteInspection(); |
| } |
| |
| /** |
| * @return whether or not a {@link RemoteInspection} was created. |
| */ |
| private boolean createRemoteInspection() { |
| if (mRemoteInspection == null && mVAndroidContext != null) { |
| mRemoteInspection = new RemoteInspection(mVAndroidContext, |
| getActivity().getSharedPreferences(DEBUG_SHARED_PREFS, Context.MODE_PRIVATE)); |
| return true; |
| } |
| return false; |
| } |
| |
| @Override |
| public void onDestroy() { |
| super.onDestroy(); |
| // Don't use a stale one if we're later resurrected but unable to instantiate. |
| mRemoteInspection = null; |
| } |
| |
| /** |
| * This method allows lazy setting/restoration of the {@link VAndroidContext}. This is required |
| * because Vanadium contexts are not guaranteed to (and often flat-out do not) persist across |
| * activity lifecycle boundaries. |
| */ |
| public void setVAndroidContext(final VAndroidContext vAndroidContext) { |
| mVAndroidContext = vAndroidContext; |
| if (isAdded() && createRemoteInspection()) { // significant short-circuit |
| getActivity().invalidateOptionsMenu(); |
| } |
| } |
| |
| @Override |
| public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) { |
| inflater.inflate(R.menu.debug, menu); |
| |
| // Only allow remote inspection if we were able to instantiate the utility. |
| if (mRemoteInspection == null) { |
| menu.findItem(R.id.inspect).setVisible(false); |
| } |
| } |
| |
| @Override |
| public boolean onOptionsItemSelected(final MenuItem item) { |
| // Can't use a switch statement since IDs are not constant in Android libary modules. |
| final int id = item.getItemId(); |
| if (id == R.id.clear_app_data) { |
| Debug.clearAppData(getActivity(), |
| mVAndroidContext == null ? null : mVAndroidContext.getErrorReporter()); |
| return true; |
| } else if (id == R.id.inspect) { |
| mRemoteInspection.showDialog(); |
| return true; |
| } else if (id == R.id.kill_process) { |
| Debug.killProcess(getActivity()); |
| return true; |
| } else if (id == R.id.logging) { |
| new DebugLogDialogFragment().show(getFragmentManager(), null); |
| return true; |
| } else { |
| return super.onOptionsItemSelected(item); |
| } |
| } |
| } |