| /* |
| * Copyright (C) 2015 The Android Open Source Project |
| * |
| * 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 com.android.traceur; |
| |
| import android.annotation.Nullable; |
| import android.app.AlertDialog; |
| import android.content.BroadcastReceiver; |
| import android.content.Context; |
| import android.content.DialogInterface; |
| import android.content.Intent; |
| import android.content.IntentFilter; |
| import android.content.pm.ApplicationInfo; |
| import android.content.pm.PackageManager; |
| import android.content.SharedPreferences; |
| import android.os.Build; |
| import android.os.Bundle; |
| import android.support.v14.preference.MultiSelectListPreference; |
| import android.support.v7.preference.ListPreference; |
| import android.support.v7.preference.Preference; |
| import android.support.v14.preference.PreferenceFragment; |
| import android.support.v7.preference.PreferenceManager; |
| import android.support.v7.preference.PreferenceScreen; |
| import android.support.v14.preference.SwitchPreference; |
| import android.view.LayoutInflater; |
| import android.view.View; |
| import android.view.ViewGroup; |
| import android.view.Menu; |
| import android.view.MenuInflater; |
| import android.widget.Toast; |
| |
| import com.android.settingslib.HelpUtils; |
| |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.Comparator; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.Map.Entry; |
| import java.util.Set; |
| import java.util.TreeMap; |
| |
| public class MainFragment extends PreferenceFragment { |
| |
| static final String TAG = AtraceUtils.TAG; |
| |
| public static final String ACTION_REFRESH_TAGS = "com.android.traceur.REFRESH_TAGS"; |
| |
| private SwitchPreference mTracingOn; |
| |
| private AlertDialog mAlertDialog; |
| private SharedPreferences mPrefs; |
| |
| private MultiSelectListPreference mTags; |
| |
| private ListPreference mBufferSize; |
| |
| private boolean mRefreshing; |
| |
| private BroadcastReceiver mRefreshReceiver; |
| |
| @Override |
| public void onCreate(@Nullable Bundle savedInstanceState) { |
| super.onCreate(savedInstanceState); |
| |
| mPrefs = PreferenceManager.getDefaultSharedPreferences( |
| getActivity().getApplicationContext()); |
| |
| mTracingOn = (SwitchPreference) findPreference(getActivity().getString(R.string.pref_key_tracing_on)); |
| mTracingOn.setOnPreferenceClickListener(new Preference.OnPreferenceClickListener() { |
| @Override |
| public boolean onPreferenceClick(Preference preference) { |
| Receiver.updateTracing(getContext()); |
| return true; |
| } |
| }); |
| |
| mTags = (MultiSelectListPreference) findPreference(getContext().getString(R.string.pref_key_tags)); |
| mTags.setOnPreferenceChangeListener(new Preference.OnPreferenceChangeListener() { |
| @Override |
| public boolean onPreferenceChange(Preference preference, Object newValue) { |
| if (mRefreshing) { |
| return true; |
| } |
| Set<String> set = (Set<String>) newValue; |
| TreeMap<String, String> available = AtraceUtils.atraceListCategories(); |
| ArrayList<String> clean = new ArrayList<>(set.size()); |
| |
| for (String s : set) { |
| if (available.containsKey(s)) { |
| clean.add(s); |
| } |
| } |
| set.clear(); |
| set.addAll(clean); |
| return true; |
| } |
| }); |
| |
| mBufferSize = (ListPreference) findPreference(getContext().getString(R.string.pref_key_buffer_size)); |
| mBufferSize.setValue(mPrefs.getString(getContext().getString(R.string.pref_key_buffer_size), |
| getContext().getString(R.string.default_buffer_size))); |
| |
| findPreference("restore_default_tags").setOnPreferenceClickListener( |
| new Preference.OnPreferenceClickListener() { |
| @Override |
| public boolean onPreferenceClick(Preference preference) { |
| refreshTags(/* restoreDefaultTags =*/ true); |
| Toast.makeText(getContext(), |
| getContext().getString(R.string.default_categories_restored), |
| Toast.LENGTH_SHORT).show(); |
| return true; |
| } |
| }); |
| |
| findPreference(getString(R.string.pref_key_quick_setting)) |
| .setOnPreferenceClickListener( |
| new Preference.OnPreferenceClickListener() { |
| @Override |
| public boolean onPreferenceClick(Preference preference) { |
| Receiver.updateQuickSettings(getContext()); |
| return true; |
| } |
| }); |
| |
| findPreference("clear_saved_traces").setOnPreferenceClickListener( |
| new Preference.OnPreferenceClickListener() { |
| @Override |
| public boolean onPreferenceClick(Preference preference) { |
| new AlertDialog.Builder(getContext()) |
| .setTitle(R.string.clear_saved_traces_question) |
| .setMessage(R.string.all_traces_will_be_deleted) |
| .setPositiveButton(R.string.clear, |
| new DialogInterface.OnClickListener() { |
| public void onClick(DialogInterface dialog, int which) { |
| AtraceUtils.clearSavedTraces(); |
| } |
| }) |
| .setNegativeButton(android.R.string.no, |
| new DialogInterface.OnClickListener() { |
| public void onClick(DialogInterface dialog, int which) { |
| dialog.dismiss(); |
| } |
| }) |
| .create() |
| .show(); |
| return true; |
| } |
| }); |
| |
| refreshTags(); |
| |
| mRefreshReceiver = new BroadcastReceiver() { |
| @Override |
| public void onReceive(Context context, Intent intent) { |
| refreshTags(); |
| } |
| }; |
| |
| } |
| |
| @Override |
| public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { |
| setHasOptionsMenu(true); |
| return super.onCreateView(inflater, container, savedInstanceState); |
| } |
| |
| @Override |
| public void onResume() { |
| super.onResume(); |
| getActivity().registerReceiver(mRefreshReceiver, new IntentFilter(ACTION_REFRESH_TAGS)); |
| Receiver.updateTracing(getContext()); |
| } |
| |
| @Override |
| public void onPause() { |
| getActivity().unregisterReceiver(mRefreshReceiver); |
| |
| if (mAlertDialog != null) { |
| mAlertDialog.cancel(); |
| mAlertDialog = null; |
| } |
| |
| super.onPause(); |
| } |
| |
| @Override |
| public void onCreatePreferences(Bundle savedInstanceState, String rootKey) { |
| addPreferencesFromResource(R.xml.main); |
| } |
| |
| @Override |
| public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) { |
| HelpUtils.prepareHelpMenuItem(getActivity(), menu, R.string.help_url, |
| this.getClass().getName()); |
| } |
| |
| private void refreshTags() { |
| refreshTags(/* restoreDefaultTags =*/ false); |
| } |
| |
| /* |
| * Refresh the preferences UI to make sure it reflects the current state of the preferences and |
| * system. |
| */ |
| private void refreshTags(boolean restoreDefaultTags) { |
| // Make sure the Record Trace toggle matches the preference value. |
| mTracingOn.setChecked(mTracingOn.getPreferenceManager().getSharedPreferences().getBoolean( |
| mTracingOn.getKey(), false)); |
| |
| // Update category list to match the categories available on the system from atrace. |
| Set<Entry<String, String>> availableTags = AtraceUtils.atraceListCategories().entrySet(); |
| ArrayList<String> entries = new ArrayList<String>(availableTags.size()); |
| ArrayList<String> values = new ArrayList<String>(availableTags.size()); |
| for (Entry<String, String> entry : availableTags) { |
| entries.add(entry.getKey() + ": " + entry.getValue()); |
| values.add(entry.getKey()); |
| } |
| |
| mRefreshing = true; |
| try { |
| mTags.setEntries(entries.toArray(new String[0])); |
| mTags.setEntryValues(values.toArray(new String[0])); |
| if (restoreDefaultTags || !mPrefs.contains(getContext().getString(R.string.pref_key_tags))) { |
| mTags.setValues(Receiver.getDefaultTagList()); |
| } |
| } finally { |
| mRefreshing = false; |
| } |
| } |
| } |