Example usage for android.app.usage UsageEvents hasNextEvent

List of usage examples for android.app.usage UsageEvents hasNextEvent

Introduction

In this page you can find the example usage for android.app.usage UsageEvents hasNextEvent.

Prototype

public boolean hasNextEvent() 

Source Link

Document

Returns whether or not there are more events to read using #getNextEvent(android.app.usage.UsageEvents.Event) .

Usage

From source file:com.bms.mqp.behaviormodelsystem.AppUsageEventsFragment.java

/**
 * Returns the {@link #mRecyclerView} including the time span specified by the
 * intervalType argument./*www . j  a v  a  2s .  co m*/
 *
 *
 * @return A list of {@link UsageStats}.
 */
public UsageEvents getUsageStatistics() {
    // Get the app statistics since one year ago from the current time.
    Calendar cal = Calendar.getInstance();
    cal.add(Calendar.YEAR, -1);

    long now = System.currentTimeMillis();

    UsageEvents queryUsageStats = mUsageStatsManager.queryEvents(mLastTime, now);

    if (!queryUsageStats.hasNextEvent()) {
        Log.i(TAG, "The user may not allow the access to apps usage. ");
        Toast.makeText(getActivity(), getString(R.string.explanation_access_to_appusage_is_not_enabled),
                Toast.LENGTH_LONG).show();
        mOpenUsageSettingButton.setVisibility(View.VISIBLE);
        mOpenUsageSettingButton.setOnClickListener(new OnClickListener() {
            @Override
            public void onClick(View v) {
                startActivity(new Intent(Settings.ACTION_USAGE_ACCESS_SETTINGS));
            }
        });
    }
    return queryUsageStats;
}

From source file:com.bms.mqp.behaviormodelsystem.AppUsageEventsFragment.java

/**
 * Updates the {@link #mRecyclerView} with the list of {@link UsageStats} passed as an argument.
 *
 * @param usageEventsList A list of {@link UsageStats} from which update the
 *                       {@link #mRecyclerView}.
 *///  w ww .j a v  a 2  s.co m
//VisibleForTesting
void updateAppsList(UsageEvents usageEventsList) {
    List<CustomUsageEvents> customUsageEventsList = new ArrayList<>();
    while (usageEventsList.hasNextEvent()) {
        CustomUsageEvents customUsageEvents = new CustomUsageEvents();
        UsageEvents.Event event;
        event = new UsageEvents.Event();
        usageEventsList.getNextEvent(event);
        customUsageEvents.usageEvent = event;
        try {
            Drawable appIcon = getActivity().getPackageManager()
                    .getApplicationIcon(customUsageEvents.usageEvent.getPackageName());
            customUsageEvents.appIcon = appIcon;
        } catch (PackageManager.NameNotFoundException e) {
            Log.w(TAG, String.format("App Icon is not found for %s",
                    customUsageEvents.usageEvent.getPackageName()));
            customUsageEvents.appIcon = getActivity().getDrawable(R.drawable.ic_default_app_launcher);
        }
        customUsageEventsList.add(customUsageEvents);
    }
    Collections.sort(customUsageEventsList, new TimeStampComparator());
    mUsageEventsListAdapter.setCustomUsageStatsList(customUsageEventsList);
    mUsageEventsListAdapter.notifyDataSetChanged();
    mRecyclerView.scrollToPosition(0);
}

From source file:com.farmerbb.taskbar.service.TaskbarService.java

@SuppressWarnings("Convert2streamapi")
@TargetApi(Build.VERSION_CODES.LOLLIPOP_MR1)
private void updateRecentApps(final boolean firstRefresh) {
    SharedPreferences pref = U.getSharedPreferences(this);
    final PackageManager pm = getPackageManager();
    final List<AppEntry> entries = new ArrayList<>();
    List<LauncherActivityInfo> launcherAppCache = new ArrayList<>();
    int maxNumOfEntries = U.getMaxNumOfEntries(this);
    int realNumOfPinnedApps = 0;
    boolean fullLength = pref.getBoolean("full_length", false);

    PinnedBlockedApps pba = PinnedBlockedApps.getInstance(this);
    List<AppEntry> pinnedApps = pba.getPinnedApps();
    List<AppEntry> blockedApps = pba.getBlockedApps();
    List<String> applicationIdsToRemove = new ArrayList<>();

    // Filter out anything on the pinned/blocked apps lists
    if (pinnedApps.size() > 0) {
        UserManager userManager = (UserManager) getSystemService(USER_SERVICE);
        LauncherApps launcherApps = (LauncherApps) getSystemService(LAUNCHER_APPS_SERVICE);

        for (AppEntry entry : pinnedApps) {
            boolean packageEnabled = launcherApps.isPackageEnabled(entry.getPackageName(),
                    userManager.getUserForSerialNumber(entry.getUserId(this)));

            if (packageEnabled)
                entries.add(entry);//from  w ww  .ja va  2  s .c  o  m
            else
                realNumOfPinnedApps--;

            applicationIdsToRemove.add(entry.getPackageName());
        }

        realNumOfPinnedApps = realNumOfPinnedApps + pinnedApps.size();
    }

    if (blockedApps.size() > 0) {
        for (AppEntry entry : blockedApps) {
            applicationIdsToRemove.add(entry.getPackageName());
        }
    }

    // Get list of all recently used apps
    List<AppEntry> usageStatsList = realNumOfPinnedApps < maxNumOfEntries ? getAppEntries() : new ArrayList<>();
    if (usageStatsList.size() > 0 || realNumOfPinnedApps > 0 || fullLength) {
        if (realNumOfPinnedApps < maxNumOfEntries) {
            List<AppEntry> usageStatsList2 = new ArrayList<>();
            List<AppEntry> usageStatsList3 = new ArrayList<>();
            List<AppEntry> usageStatsList4 = new ArrayList<>();
            List<AppEntry> usageStatsList5 = new ArrayList<>();
            List<AppEntry> usageStatsList6;

            Intent homeIntent = new Intent(Intent.ACTION_MAIN);
            homeIntent.addCategory(Intent.CATEGORY_HOME);
            ResolveInfo defaultLauncher = pm.resolveActivity(homeIntent, PackageManager.MATCH_DEFAULT_ONLY);

            // Filter out apps without a launcher intent
            // Also filter out the current launcher, and Taskbar itself
            for (AppEntry packageInfo : usageStatsList) {
                if (hasLauncherIntent(packageInfo.getPackageName())
                        && !packageInfo.getPackageName().contains(BuildConfig.BASE_APPLICATION_ID)
                        && !packageInfo.getPackageName().equals(defaultLauncher.activityInfo.packageName))
                    usageStatsList2.add(packageInfo);
            }

            // Filter out apps that don't fall within our current search interval
            for (AppEntry stats : usageStatsList2) {
                if (stats.getLastTimeUsed() > searchInterval || runningAppsOnly)
                    usageStatsList3.add(stats);
            }

            // Sort apps by either most recently used, or most time used
            if (!runningAppsOnly) {
                if (sortOrder.contains("most_used")) {
                    Collections.sort(usageStatsList3, (us1, us2) -> Long.compare(us2.getTotalTimeInForeground(),
                            us1.getTotalTimeInForeground()));
                } else {
                    Collections.sort(usageStatsList3,
                            (us1, us2) -> Long.compare(us2.getLastTimeUsed(), us1.getLastTimeUsed()));
                }
            }

            // Filter out any duplicate entries
            List<String> applicationIds = new ArrayList<>();
            for (AppEntry stats : usageStatsList3) {
                if (!applicationIds.contains(stats.getPackageName())) {
                    usageStatsList4.add(stats);
                    applicationIds.add(stats.getPackageName());
                }
            }

            // Filter out the currently running foreground app, if requested by the user
            if (pref.getBoolean("hide_foreground", false)) {
                UsageStatsManager mUsageStatsManager = (UsageStatsManager) getSystemService(
                        USAGE_STATS_SERVICE);
                UsageEvents events = mUsageStatsManager.queryEvents(searchInterval, System.currentTimeMillis());
                UsageEvents.Event eventCache = new UsageEvents.Event();
                String currentForegroundApp = null;

                while (events.hasNextEvent()) {
                    events.getNextEvent(eventCache);

                    if (eventCache.getEventType() == UsageEvents.Event.MOVE_TO_FOREGROUND) {
                        if (!(eventCache.getPackageName().contains(BuildConfig.BASE_APPLICATION_ID)
                                && !eventCache.getClassName().equals(MainActivity.class.getCanonicalName())
                                && !eventCache.getClassName().equals(HomeActivity.class.getCanonicalName())
                                && !eventCache.getClassName()
                                        .equals(InvisibleActivityFreeform.class.getCanonicalName())))
                            currentForegroundApp = eventCache.getPackageName();
                    }
                }

                if (!applicationIdsToRemove.contains(currentForegroundApp))
                    applicationIdsToRemove.add(currentForegroundApp);
            }

            for (AppEntry stats : usageStatsList4) {
                if (!applicationIdsToRemove.contains(stats.getPackageName())) {
                    usageStatsList5.add(stats);
                }
            }

            // Truncate list to a maximum length
            if (usageStatsList5.size() > maxNumOfEntries)
                usageStatsList6 = usageStatsList5.subList(0, maxNumOfEntries);
            else
                usageStatsList6 = usageStatsList5;

            // Determine if we need to reverse the order
            boolean needToReverseOrder;
            switch (U.getTaskbarPosition(this)) {
            case "bottom_right":
            case "top_right":
                needToReverseOrder = sortOrder.contains("false");
                break;
            default:
                needToReverseOrder = sortOrder.contains("true");
                break;
            }

            if (needToReverseOrder) {
                Collections.reverse(usageStatsList6);
            }

            // Generate the AppEntries for TaskbarAdapter
            int number = usageStatsList6.size() == maxNumOfEntries
                    ? usageStatsList6.size() - realNumOfPinnedApps
                    : usageStatsList6.size();

            UserManager userManager = (UserManager) getSystemService(Context.USER_SERVICE);
            LauncherApps launcherApps = (LauncherApps) getSystemService(Context.LAUNCHER_APPS_SERVICE);

            final List<UserHandle> userHandles = userManager.getUserProfiles();

            for (int i = 0; i < number; i++) {
                for (UserHandle handle : userHandles) {
                    String packageName = usageStatsList6.get(i).getPackageName();
                    List<LauncherActivityInfo> list = launcherApps.getActivityList(packageName, handle);
                    if (!list.isEmpty()) {
                        // Google App workaround
                        if (!packageName.equals("com.google.android.googlequicksearchbox"))
                            launcherAppCache.add(list.get(0));
                        else {
                            boolean added = false;
                            for (LauncherActivityInfo info : list) {
                                if (info.getName()
                                        .equals("com.google.android.googlequicksearchbox.SearchActivity")) {
                                    launcherAppCache.add(info);
                                    added = true;
                                }
                            }

                            if (!added)
                                launcherAppCache.add(list.get(0));
                        }

                        AppEntry newEntry = new AppEntry(packageName, null, null, null, false);

                        newEntry.setUserId(userManager.getSerialNumberForUser(handle));
                        entries.add(newEntry);

                        break;
                    }
                }
            }
        }

        while (entries.size() > maxNumOfEntries) {
            try {
                entries.remove(entries.size() - 1);
                launcherAppCache.remove(launcherAppCache.size() - 1);
            } catch (ArrayIndexOutOfBoundsException e) {
                /* Gracefully fail */ }
        }

        // Determine if we need to reverse the order again
        if (U.getTaskbarPosition(this).contains("vertical")) {
            Collections.reverse(entries);
            Collections.reverse(launcherAppCache);
        }

        // Now that we've generated the list of apps,
        // we need to determine if we need to redraw the Taskbar or not
        boolean shouldRedrawTaskbar = firstRefresh;

        List<String> finalApplicationIds = new ArrayList<>();
        for (AppEntry entry : entries) {
            finalApplicationIds.add(entry.getPackageName());
        }

        if (finalApplicationIds.size() != currentTaskbarIds.size() || numOfPinnedApps != realNumOfPinnedApps)
            shouldRedrawTaskbar = true;
        else {
            for (int i = 0; i < finalApplicationIds.size(); i++) {
                if (!finalApplicationIds.get(i).equals(currentTaskbarIds.get(i))) {
                    shouldRedrawTaskbar = true;
                    break;
                }
            }
        }

        if (shouldRedrawTaskbar) {
            currentTaskbarIds = finalApplicationIds;
            numOfPinnedApps = realNumOfPinnedApps;

            UserManager userManager = (UserManager) getSystemService(USER_SERVICE);

            int launcherAppCachePos = -1;
            for (int i = 0; i < entries.size(); i++) {
                if (entries.get(i).getComponentName() == null) {
                    launcherAppCachePos++;
                    LauncherActivityInfo appInfo = launcherAppCache.get(launcherAppCachePos);
                    String packageName = entries.get(i).getPackageName();

                    entries.remove(i);

                    AppEntry newEntry = new AppEntry(packageName, appInfo.getComponentName().flattenToString(),
                            appInfo.getLabel().toString(), IconCache.getInstance(TaskbarService.this)
                                    .getIcon(TaskbarService.this, pm, appInfo),
                            false);

                    newEntry.setUserId(userManager.getSerialNumberForUser(appInfo.getUser()));
                    entries.add(i, newEntry);
                }
            }

            final int numOfEntries = Math.min(entries.size(), maxNumOfEntries);

            handler.post(() -> {
                if (numOfEntries > 0 || fullLength) {
                    ViewGroup.LayoutParams params = scrollView.getLayoutParams();
                    DisplayMetrics metrics = getResources().getDisplayMetrics();
                    int recentsSize = getResources().getDimensionPixelSize(R.dimen.icon_size) * numOfEntries;
                    float maxRecentsSize = fullLength ? Float.MAX_VALUE : recentsSize;

                    if (U.getTaskbarPosition(TaskbarService.this).contains("vertical")) {
                        int maxScreenSize = metrics.heightPixels - U.getStatusBarHeight(TaskbarService.this)
                                - U.getBaseTaskbarSize(TaskbarService.this);

                        params.height = (int) Math.min(maxRecentsSize, maxScreenSize)
                                + getResources().getDimensionPixelSize(R.dimen.divider_size);

                        if (fullLength && U.getTaskbarPosition(this).contains("bottom")) {
                            try {
                                Space whitespace = (Space) layout.findViewById(R.id.whitespace);
                                ViewGroup.LayoutParams params2 = whitespace.getLayoutParams();
                                params2.height = maxScreenSize - recentsSize;
                                whitespace.setLayoutParams(params2);
                            } catch (NullPointerException e) {
                                /* Gracefully fail */ }
                        }
                    } else {
                        int maxScreenSize = metrics.widthPixels - U.getBaseTaskbarSize(TaskbarService.this);

                        params.width = (int) Math.min(maxRecentsSize, maxScreenSize)
                                + getResources().getDimensionPixelSize(R.dimen.divider_size);

                        if (fullLength && U.getTaskbarPosition(this).contains("right")) {
                            try {
                                Space whitespace = (Space) layout.findViewById(R.id.whitespace);
                                ViewGroup.LayoutParams params2 = whitespace.getLayoutParams();
                                params2.width = maxScreenSize - recentsSize;
                                whitespace.setLayoutParams(params2);
                            } catch (NullPointerException e) {
                                /* Gracefully fail */ }
                        }
                    }

                    scrollView.setLayoutParams(params);

                    taskbar.removeAllViews();
                    for (int i = 0; i < entries.size(); i++) {
                        taskbar.addView(getView(entries, i));
                    }

                    isShowingRecents = true;
                    if (shouldRefreshRecents && scrollView.getVisibility() != View.VISIBLE) {
                        if (firstRefresh)
                            scrollView.setVisibility(View.INVISIBLE);
                        else
                            scrollView.setVisibility(View.VISIBLE);
                    }

                    if (firstRefresh && scrollView.getVisibility() != View.VISIBLE)
                        new Handler().post(() -> {
                            switch (U.getTaskbarPosition(TaskbarService.this)) {
                            case "bottom_left":
                            case "bottom_right":
                            case "top_left":
                            case "top_right":
                                if (sortOrder.contains("false"))
                                    scrollView.scrollTo(0, 0);
                                else if (sortOrder.contains("true"))
                                    scrollView.scrollTo(taskbar.getWidth(), taskbar.getHeight());
                                break;
                            case "bottom_vertical_left":
                            case "bottom_vertical_right":
                            case "top_vertical_left":
                            case "top_vertical_right":
                                if (sortOrder.contains("false"))
                                    scrollView.scrollTo(taskbar.getWidth(), taskbar.getHeight());
                                else if (sortOrder.contains("true"))
                                    scrollView.scrollTo(0, 0);
                                break;
                            }

                            if (shouldRefreshRecents) {
                                scrollView.setVisibility(View.VISIBLE);
                            }
                        });
                } else {
                    isShowingRecents = false;
                    scrollView.setVisibility(View.GONE);
                }
            });
        }
    } else if (firstRefresh || currentTaskbarIds.size() > 0) {
        currentTaskbarIds.clear();
        handler.post(() -> {
            isShowingRecents = false;
            scrollView.setVisibility(View.GONE);
        });
    }
}