Add statusbar test harness app

This commit is contained in:
ajp_anton
2026-07-01 19:39:49 +00:00
parent 5df8bd9e78
commit 7be5f64262
13 changed files with 1129 additions and 0 deletions
+21
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plugins {
id("com.android.application")
}
android {
namespace = "se.ajpanton.statusbartweak.harness"
compileSdk = 36
defaultConfig {
applicationId = "se.ajpanton.statusbartweak.harness"
minSdk = 26
targetSdk = 36
versionCode = 1
versionName = "1.0"
}
compileOptions {
sourceCompatibility = JavaVersion.VERSION_17
targetCompatibility = JavaVersion.VERSION_17
}
}
+40
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<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android">
<uses-permission android:name="android.permission.CAMERA" />
<uses-permission android:name="android.permission.FOREGROUND_SERVICE" />
<uses-permission android:name="android.permission.FOREGROUND_SERVICE_DATA_SYNC" />
<uses-permission android:name="android.permission.FOREGROUND_SERVICE_MEDIA_PLAYBACK" />
<uses-permission android:name="android.permission.POST_NOTIFICATIONS" />
<uses-permission android:name="android.permission.RECORD_AUDIO" />
<uses-feature
android:name="android.hardware.camera"
android:required="false" />
<uses-feature
android:name="android.hardware.microphone"
android:required="false" />
<application
android:allowBackup="false"
android:icon="@drawable/ic_harness"
android:label="@string/app_name"
android:theme="@style/Theme.StatusBarTweakHarness">
<service
android:name=".HarnessForegroundService"
android:exported="false"
android:foregroundServiceType="dataSync|mediaPlayback" />
<activity
android:name=".ScenarioActivity"
android:configChanges="keyboardHidden|orientation|screenSize"
android:exported="false" />
<activity
android:name=".MainActivity"
android:exported="true">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
</application>
</manifest>
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package se.ajpanton.statusbartweak.harness;
import android.app.Notification;
import android.app.NotificationChannel;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.app.Service;
import android.content.Intent;
import android.content.pm.ServiceInfo;
import android.media.MediaMetadata;
import android.media.session.MediaSession;
import android.media.session.PlaybackState;
import android.os.Build;
import android.os.IBinder;
public final class HarnessForegroundService extends Service {
public static final String ACTION_START_MEDIA = "se.ajpanton.statusbartweak.harness.START_MEDIA";
public static final String ACTION_START_FOREGROUND =
"se.ajpanton.statusbartweak.harness.START_FOREGROUND";
public static final String ACTION_STOP = "se.ajpanton.statusbartweak.harness.STOP";
private static final String CHANNEL_ID = "sbt_harness_foreground";
private static final int NOTIFICATION_ID = 42_000;
private MediaSession mediaSession;
@Override
public int onStartCommand(Intent intent, int flags, int startId) {
String action = intent != null ? intent.getAction() : null;
if (ACTION_STOP.equals(action)) {
stopSelf();
return START_NOT_STICKY;
}
if (ACTION_START_MEDIA.equals(action)) {
startMediaState();
return START_STICKY;
}
startForegroundState();
return START_STICKY;
}
@Override
public void onDestroy() {
if (mediaSession != null) {
mediaSession.setActive(false);
mediaSession.release();
mediaSession = null;
}
super.onDestroy();
}
@Override
public IBinder onBind(Intent intent) {
return null;
}
private void startMediaState() {
ensureChannel();
if (mediaSession == null) {
mediaSession = new MediaSession(this, "StatusBarTweakHarness");
}
mediaSession.setMetadata(new MediaMetadata.Builder()
.putString(MediaMetadata.METADATA_KEY_TITLE, "Harness media")
.putString(MediaMetadata.METADATA_KEY_ARTIST, "StatusBarTweak")
.build());
mediaSession.setPlaybackState(new PlaybackState.Builder()
.setState(PlaybackState.STATE_PLAYING, 0, 1f)
.setActions(PlaybackState.ACTION_PLAY_PAUSE | PlaybackState.ACTION_STOP)
.build());
mediaSession.setActive(true);
Notification.Builder builder = baseBuilder("Harness media", "MediaSession playback active")
.setCategory(Notification.CATEGORY_TRANSPORT)
.setOngoing(true)
.setStyle(new Notification.MediaStyle()
.setMediaSession(mediaSession.getSessionToken())
.setShowActionsInCompactView(0))
.addAction(R.drawable.ic_notify, "Stop", stopIntent());
startForegroundCompat(builder.build(), ServiceInfo.FOREGROUND_SERVICE_TYPE_MEDIA_PLAYBACK);
}
private void startForegroundState() {
ensureChannel();
Notification notification = baseBuilder(
"Harness foreground service",
"Generic foreground service notification active")
.setCategory(Notification.CATEGORY_SERVICE)
.setOngoing(true)
.addAction(R.drawable.ic_notify, "Stop", stopIntent())
.build();
startForegroundCompat(notification, ServiceInfo.FOREGROUND_SERVICE_TYPE_DATA_SYNC);
}
private Notification.Builder baseBuilder(String title, String text) {
Intent launch = new Intent(this, MainActivity.class);
PendingIntent launchIntent = PendingIntent.getActivity(
this,
1,
launch,
PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT);
return new Notification.Builder(this, CHANNEL_ID)
.setSmallIcon(R.drawable.ic_notify)
.setContentTitle(title)
.setContentText(text)
.setContentIntent(launchIntent)
.setShowWhen(true);
}
private PendingIntent stopIntent() {
Intent stop = new Intent(this, HarnessForegroundService.class);
stop.setAction(ACTION_STOP);
return PendingIntent.getService(
this,
2,
stop,
PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT);
}
private void startForegroundCompat(Notification notification, int type) {
if (Build.VERSION.SDK_INT >= 29) {
startForeground(NOTIFICATION_ID, notification, type);
} else {
startForeground(NOTIFICATION_ID, notification);
}
}
private void ensureChannel() {
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.O) {
return;
}
NotificationManager nm = getSystemService(NotificationManager.class);
if (nm == null) {
return;
}
NotificationChannel channel = new NotificationChannel(
CHANNEL_ID,
"StatusBarTweak harness foreground",
NotificationManager.IMPORTANCE_DEFAULT);
channel.setDescription("Foreground and media scenarios for StatusBarTweak testing");
channel.setShowBadge(false);
nm.createNotificationChannel(channel);
}
}
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package se.ajpanton.statusbartweak.harness;
import android.Manifest;
import android.app.Activity;
import android.app.Notification;
import android.app.NotificationChannel;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.graphics.Color;
import android.os.Build;
import android.os.Bundle;
import android.os.Handler;
import android.os.Looper;
import android.view.Gravity;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.LinearLayout;
import android.widget.ScrollView;
import android.widget.TextView;
public final class MainActivity extends Activity {
public static final String EXTRA_COMMAND = "command";
public static final String COMMAND_POST_NORMAL = "post_normal";
public static final String COMMAND_POST_ONGOING = "post_ongoing";
public static final String COMMAND_POST_GROUPED = "post_grouped";
public static final String COMMAND_UPDATE = "update";
public static final String COMMAND_START_CHRONOMETER = "start_chronometer";
public static final String COMMAND_START_CHURN = "start_churn";
public static final String COMMAND_STOP_CHURN = "stop_churn";
public static final String COMMAND_START_MEDIA = "start_media";
public static final String COMMAND_START_FOREGROUND = "start_foreground";
public static final String COMMAND_STOP_SERVICE = "stop_service";
public static final String COMMAND_CLEAR = "clear";
private static final String CHANNEL_ID = "sbt_harness";
private static final int NOTIFICATION_BASE_ID = 41_000;
private final Handler handler = new Handler(Looper.getMainLooper());
private int updatingCounter = 0;
private int churnCounter = 0;
private Runnable churnRunnable;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
requestNotificationPermissionIfNeeded();
setContentView(createContent());
handleCommand(getIntent());
}
@Override
protected void onNewIntent(Intent intent) {
super.onNewIntent(intent);
setIntent(intent);
handleCommand(intent);
}
private View createContent() {
ScrollView scroll = new ScrollView(this);
scroll.setBackgroundColor(0xfff7efe5);
LinearLayout root = new LinearLayout(this);
root.setOrientation(LinearLayout.VERTICAL);
root.setPadding(dp(20), dp(20), dp(20), dp(28));
scroll.addView(root, new ScrollView.LayoutParams(
ViewGroup.LayoutParams.MATCH_PARENT,
ViewGroup.LayoutParams.WRAP_CONTENT));
TextView title = new TextView(this);
title.setText("StatusBarTweak Test Harness");
title.setTextColor(Color.BLACK);
title.setTextSize(24);
title.setGravity(Gravity.START);
root.addView(title, matchWrap());
TextView description = new TextView(this);
description.setText(
"Open a scenario, then observe StatusBarTweak behavior. "
+ "The same APK can be used on emulators and physical devices.");
description.setTextColor(0xff333333);
description.setTextSize(15);
description.setPadding(0, dp(8), 0, dp(12));
root.addView(description, matchWrap());
addSection(root, "Statusbar surfaces");
addScenario(root, "Opaque light statusbar", ScenarioActivity.SCENARIO_OPAQUE_LIGHT);
addScenario(root, "Opaque dark statusbar", ScenarioActivity.SCENARIO_OPAQUE_DARK);
addScenario(root, "Transparent statusbar", ScenarioActivity.SCENARIO_TRANSPARENT);
addScenario(root, "Fullscreen portrait", ScenarioActivity.SCENARIO_FULLSCREEN_PORTRAIT);
addScenario(root, "Fullscreen landscape", ScenarioActivity.SCENARIO_FULLSCREEN_LANDSCAPE);
addSection(root, "Privacy indicators");
addScenario(root, "Camera privacy indicator", ScenarioActivity.SCENARIO_CAMERA);
addScenario(root, "Microphone privacy indicator", ScenarioActivity.SCENARIO_MICROPHONE);
addScenario(root, "Camera + microphone indicators", ScenarioActivity.SCENARIO_CAMERA_MICROPHONE);
addSection(root, "Chip-like public states");
addButton(root, "Start media session", v -> startHarnessService(
HarnessForegroundService.ACTION_START_MEDIA));
addButton(root, "Start foreground service", v -> startHarnessService(
HarnessForegroundService.ACTION_START_FOREGROUND));
addButton(root, "Post stopwatch/chronometer", v -> postChronometerNotification());
addButton(root, "Stop media/foreground service", v -> stopHarnessService());
addSection(root, "Notifications");
addButton(root, "Post normal notification", v -> postNotification(1, false, false, "Normal"));
addButton(root, "Post ongoing notification", v -> postNotification(2, true, false, "Ongoing"));
addButton(root, "Post grouped notifications", v -> postGroupedNotifications());
addButton(root, "Update notification text", v -> {
updatingCounter++;
postNotification(3, false, true, "Updated " + updatingCounter);
});
addButton(root, "Start notification churn", v -> startNotificationChurn());
addButton(root, "Stop notification churn", v -> stopNotificationChurn());
addButton(root, "Clear harness notifications", v -> {
stopNotificationChurn();
clearNotifications();
});
return scroll;
}
private void handleCommand(Intent intent) {
if (intent == null) {
return;
}
String command = intent.getStringExtra(EXTRA_COMMAND);
if (command == null) {
return;
}
switch (command) {
case COMMAND_POST_NORMAL:
postNotification(1, false, false, "Normal");
break;
case COMMAND_POST_ONGOING:
postNotification(2, true, false, "Ongoing");
break;
case COMMAND_POST_GROUPED:
postGroupedNotifications();
break;
case COMMAND_UPDATE:
updatingCounter++;
postNotification(3, false, true, "Updated " + updatingCounter);
break;
case COMMAND_START_CHRONOMETER:
postChronometerNotification();
break;
case COMMAND_START_CHURN:
startNotificationChurn();
break;
case COMMAND_STOP_CHURN:
stopNotificationChurn();
break;
case COMMAND_START_MEDIA:
startHarnessService(HarnessForegroundService.ACTION_START_MEDIA);
break;
case COMMAND_START_FOREGROUND:
startHarnessService(HarnessForegroundService.ACTION_START_FOREGROUND);
break;
case COMMAND_STOP_SERVICE:
stopHarnessService();
break;
case COMMAND_CLEAR:
stopNotificationChurn();
clearNotifications();
break;
default:
break;
}
}
private void addScenario(LinearLayout root, String label, String scenario) {
addButton(root, label, v -> {
Intent intent = new Intent(this, ScenarioActivity.class);
intent.putExtra(ScenarioActivity.EXTRA_SCENARIO, scenario);
startActivity(intent);
});
}
private void addSection(LinearLayout root, String label) {
TextView view = new TextView(this);
view.setText(label);
view.setTextColor(0xff444444);
view.setTextSize(17);
view.setPadding(0, dp(18), 0, dp(6));
root.addView(view, matchWrap());
}
private void addButton(LinearLayout root, String label, View.OnClickListener listener) {
Button button = new Button(this);
button.setText(label);
button.setAllCaps(false);
button.setOnClickListener(listener);
LinearLayout.LayoutParams params = matchWrap();
params.setMargins(0, dp(4), 0, dp(4));
root.addView(button, params);
}
private void postNotification(int slot, boolean ongoing, boolean alertOnlyOnce, String label) {
requestNotificationPermissionIfNeeded();
NotificationManager nm = getSystemService(NotificationManager.class);
if (nm == null || !canPostNotifications()) {
return;
}
ensureChannel(nm);
Intent launch = new Intent(this, MainActivity.class);
PendingIntent pendingIntent = PendingIntent.getActivity(
this,
slot,
launch,
PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT);
Notification.Builder builder = new Notification.Builder(this, CHANNEL_ID)
.setSmallIcon(R.drawable.ic_notify)
.setContentTitle("Harness " + label)
.setContentText("Package: " + getPackageName())
.setContentIntent(pendingIntent)
.setShowWhen(true)
.setOnlyAlertOnce(alertOnlyOnce)
.setCategory(Notification.CATEGORY_STATUS);
if (ongoing) {
builder.setOngoing(true);
}
nm.notify(NOTIFICATION_BASE_ID + slot, builder.build());
}
private void postGroupedNotifications() {
requestNotificationPermissionIfNeeded();
NotificationManager nm = getSystemService(NotificationManager.class);
if (nm == null || !canPostNotifications()) {
return;
}
ensureChannel(nm);
String group = "sbt_harness_group";
for (int i = 0; i < 3; i++) {
Notification notification = new Notification.Builder(this, CHANNEL_ID)
.setSmallIcon(R.drawable.ic_notify)
.setContentTitle("Harness grouped " + (i + 1))
.setContentText("Grouped notification")
.setGroup(group)
.setShowWhen(false)
.build();
nm.notify(NOTIFICATION_BASE_ID + 10 + i, notification);
}
Notification summary = new Notification.Builder(this, CHANNEL_ID)
.setSmallIcon(R.drawable.ic_notify)
.setContentTitle("Harness group")
.setContentText("Group summary")
.setGroup(group)
.setGroupSummary(true)
.build();
nm.notify(NOTIFICATION_BASE_ID + 20, summary);
}
private void postChronometerNotification() {
requestNotificationPermissionIfNeeded();
NotificationManager nm = getSystemService(NotificationManager.class);
if (nm == null || !canPostNotifications()) {
return;
}
ensureChannel(nm);
Notification notification = new Notification.Builder(this, CHANNEL_ID)
.setSmallIcon(R.drawable.ic_notify)
.setContentTitle("Harness stopwatch")
.setContentText("Chronometer notification active")
.setWhen(System.currentTimeMillis())
.setUsesChronometer(true)
.setOngoing(true)
.setOnlyAlertOnce(true)
.setCategory(Notification.CATEGORY_STATUS)
.build();
nm.notify(NOTIFICATION_BASE_ID + 30, notification);
}
private void startNotificationChurn() {
requestNotificationPermissionIfNeeded();
if (!canPostNotifications()) {
return;
}
if (churnRunnable != null) {
return;
}
churnRunnable = new Runnable() {
@Override
public void run() {
churnCounter++;
postNotification(40, false, true, "Churn " + churnCounter);
postNotification(41, true, true, "Ongoing churn " + churnCounter);
if (churnCounter % 2 == 0) {
postNotification(42, false, true, "Intermittent " + churnCounter);
} else {
NotificationManager nm = getSystemService(NotificationManager.class);
if (nm != null) {
nm.cancel(NOTIFICATION_BASE_ID + 42);
}
}
handler.postDelayed(this, 1000);
}
};
churnRunnable.run();
}
private void stopNotificationChurn() {
if (churnRunnable != null) {
handler.removeCallbacks(churnRunnable);
churnRunnable = null;
}
}
private void startHarnessService(String action) {
requestNotificationPermissionIfNeeded();
if (!canPostNotifications()) {
return;
}
Intent intent = new Intent(this, HarnessForegroundService.class);
intent.setAction(action);
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
startForegroundService(intent);
} else {
startService(intent);
}
}
private void stopHarnessService() {
Intent intent = new Intent(this, HarnessForegroundService.class);
intent.setAction(HarnessForegroundService.ACTION_STOP);
startService(intent);
}
private void clearNotifications() {
NotificationManager nm = getSystemService(NotificationManager.class);
if (nm != null) {
nm.cancelAll();
}
stopHarnessService();
}
private void ensureChannel(NotificationManager nm) {
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.O) {
return;
}
NotificationChannel channel = new NotificationChannel(
CHANNEL_ID,
"StatusBarTweak harness",
NotificationManager.IMPORTANCE_DEFAULT);
channel.setDescription("Scenario notifications for StatusBarTweak compatibility testing");
channel.setShowBadge(false);
nm.createNotificationChannel(channel);
}
private void requestNotificationPermissionIfNeeded() {
if (Build.VERSION.SDK_INT < 33 || canPostNotifications()) {
return;
}
requestPermissions(new String[]{Manifest.permission.POST_NOTIFICATIONS}, 200);
}
private boolean canPostNotifications() {
return Build.VERSION.SDK_INT < 33
|| checkSelfPermission(Manifest.permission.POST_NOTIFICATIONS)
== PackageManager.PERMISSION_GRANTED;
}
private LinearLayout.LayoutParams matchWrap() {
return new LinearLayout.LayoutParams(
ViewGroup.LayoutParams.MATCH_PARENT,
ViewGroup.LayoutParams.WRAP_CONTENT);
}
private int dp(int value) {
return Math.round(value * getResources().getDisplayMetrics().density);
}
}
@@ -0,0 +1,469 @@
package se.ajpanton.statusbartweak.harness;
import android.Manifest;
import android.app.Activity;
import android.content.pm.ActivityInfo;
import android.content.pm.PackageManager;
import android.graphics.Color;
import android.hardware.camera2.CameraAccessException;
import android.hardware.camera2.CameraDevice;
import android.hardware.camera2.CameraManager;
import android.media.AudioFormat;
import android.media.AudioRecord;
import android.media.MediaRecorder;
import android.os.Build;
import android.os.Bundle;
import android.os.Handler;
import android.os.HandlerThread;
import android.view.Gravity;
import android.view.View;
import android.view.ViewGroup;
import android.view.Window;
import android.view.WindowInsets;
import android.view.WindowInsetsController;
import android.widget.Button;
import android.widget.LinearLayout;
import android.widget.TextView;
public final class ScenarioActivity extends Activity {
public static final String EXTRA_SCENARIO = "scenario";
public static final String SCENARIO_OPAQUE_LIGHT = "opaque_light";
public static final String SCENARIO_OPAQUE_DARK = "opaque_dark";
public static final String SCENARIO_TRANSPARENT = "transparent";
public static final String SCENARIO_FULLSCREEN_PORTRAIT = "fullscreen_portrait";
public static final String SCENARIO_FULLSCREEN_LANDSCAPE = "fullscreen_landscape";
public static final String SCENARIO_CAMERA = "camera";
public static final String SCENARIO_MICROPHONE = "microphone";
public static final String SCENARIO_CAMERA_MICROPHONE = "camera_microphone";
private static final int REQUEST_CAMERA = 301;
private static final int REQUEST_MICROPHONE = 302;
private static final int REQUEST_CAMERA_MICROPHONE = 303;
private HandlerThread cameraThread;
private Handler cameraHandler;
private CameraDevice cameraDevice;
private AudioRecord audioRecord;
private Thread audioThread;
private volatile boolean audioRunning;
private TextView statusText;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
String scenario = getIntent().getStringExtra(EXTRA_SCENARIO);
if (scenario == null) {
scenario = SCENARIO_OPAQUE_LIGHT;
}
final String activeScenario = scenario;
boolean lightBars = configureWindow(activeScenario);
View content = createScenarioView(activeScenario);
setContentView(content);
content.post(() -> {
setLightBars(lightBars);
if (isFullscreen(activeScenario)) {
hideSystemBars();
}
});
startScenarioIfNeeded(activeScenario);
}
@Override
protected void onDestroy() {
stopCamera();
stopMicrophone();
super.onDestroy();
}
@Override
public void onRequestPermissionsResult(int requestCode, String[] permissions, int[] grantResults) {
super.onRequestPermissionsResult(requestCode, permissions, grantResults);
boolean granted = true;
for (int result : grantResults) {
granted &= result == PackageManager.PERMISSION_GRANTED;
}
granted &= grantResults.length > 0;
if (!granted) {
setStatus("Permission denied.");
return;
}
if (requestCode == REQUEST_CAMERA) {
startCamera();
} else if (requestCode == REQUEST_MICROPHONE) {
startMicrophone();
} else if (requestCode == REQUEST_CAMERA_MICROPHONE) {
startCameraAndMicrophone();
}
}
private boolean configureWindow(String scenario) {
Window window = getWindow();
if (Build.VERSION.SDK_INT >= 28) {
window.getAttributes().layoutInDisplayCutoutMode =
android.view.WindowManager.LayoutParams.LAYOUT_IN_DISPLAY_CUTOUT_MODE_SHORT_EDGES;
}
if (SCENARIO_FULLSCREEN_LANDSCAPE.equals(scenario)) {
setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE);
} else if (SCENARIO_FULLSCREEN_PORTRAIT.equals(scenario)) {
setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT);
}
if (SCENARIO_OPAQUE_LIGHT.equals(scenario)) {
window.setStatusBarColor(Color.WHITE);
window.setNavigationBarColor(Color.WHITE);
return true;
} else if (SCENARIO_OPAQUE_DARK.equals(scenario)) {
window.setStatusBarColor(Color.BLACK);
window.setNavigationBarColor(Color.BLACK);
return false;
} else if (SCENARIO_TRANSPARENT.equals(scenario)) {
window.setStatusBarColor(Color.TRANSPARENT);
window.setNavigationBarColor(Color.TRANSPARENT);
if (Build.VERSION.SDK_INT >= 30) {
window.setDecorFitsSystemWindows(false);
}
return false;
} else if (isFullscreen(scenario)) {
window.setStatusBarColor(Color.TRANSPARENT);
window.setNavigationBarColor(Color.BLACK);
if (Build.VERSION.SDK_INT >= 30) {
window.setDecorFitsSystemWindows(false);
}
return false;
} else {
window.setStatusBarColor(0xff202124);
window.setNavigationBarColor(0xff202124);
return false;
}
}
private View createScenarioView(String scenario) {
LinearLayout root = new LinearLayout(this);
root.setOrientation(LinearLayout.VERTICAL);
root.setGravity(Gravity.CENTER);
root.setPadding(dp(24), dp(60), dp(24), dp(60));
root.setBackgroundColor(backgroundColor(scenario));
TextView title = new TextView(this);
title.setText(titleFor(scenario));
title.setTextColor(textColor(scenario));
title.setTextSize(28);
title.setGravity(Gravity.CENTER);
root.addView(title, matchWrap());
statusText = new TextView(this);
statusText.setText(statusFor(scenario));
statusText.setTextColor(textColor(scenario));
statusText.setAlpha(0.85f);
statusText.setTextSize(16);
statusText.setGravity(Gravity.CENTER);
statusText.setPadding(0, dp(12), 0, dp(20));
root.addView(statusText, matchWrap());
if (isFullscreen(scenario)) {
addButton(root, "Temporarily show system bars", v -> showSystemBarsBriefly());
}
if (SCENARIO_CAMERA.equals(scenario)) {
addButton(root, "Start camera privacy indicator", v -> startCamera());
addButton(root, "Stop camera", v -> stopCamera());
}
if (SCENARIO_MICROPHONE.equals(scenario)) {
addButton(root, "Start microphone privacy indicator", v -> startMicrophone());
addButton(root, "Stop microphone", v -> stopMicrophone());
}
if (SCENARIO_CAMERA_MICROPHONE.equals(scenario)) {
addButton(root, "Start both indicators", v -> startCameraAndMicrophone());
addButton(root, "Stop both", v -> {
stopCamera();
stopMicrophone();
});
}
addButton(root, "Finish scenario", v -> finish());
return root;
}
private void startScenarioIfNeeded(String scenario) {
if (SCENARIO_CAMERA.equals(scenario)) {
startCamera();
} else if (SCENARIO_MICROPHONE.equals(scenario)) {
startMicrophone();
} else if (SCENARIO_CAMERA_MICROPHONE.equals(scenario)) {
startCameraAndMicrophone();
}
}
private int backgroundColor(String scenario) {
if (SCENARIO_OPAQUE_LIGHT.equals(scenario)) {
return Color.WHITE;
}
if (SCENARIO_TRANSPARENT.equals(scenario)) {
return 0xff0d47a1;
}
if (isFullscreen(scenario)) {
return 0xff1b5e20;
}
return 0xff101214;
}
private int textColor(String scenario) {
return SCENARIO_OPAQUE_LIGHT.equals(scenario) ? Color.BLACK : Color.WHITE;
}
private String titleFor(String scenario) {
switch (scenario) {
case SCENARIO_OPAQUE_LIGHT:
return "Opaque light statusbar";
case SCENARIO_OPAQUE_DARK:
return "Opaque dark statusbar";
case SCENARIO_TRANSPARENT:
return "Transparent statusbar";
case SCENARIO_FULLSCREEN_PORTRAIT:
return "Fullscreen portrait";
case SCENARIO_FULLSCREEN_LANDSCAPE:
return "Fullscreen landscape";
case SCENARIO_CAMERA:
return "Camera privacy indicator";
case SCENARIO_MICROPHONE:
return "Microphone privacy indicator";
case SCENARIO_CAMERA_MICROPHONE:
return "Camera + microphone indicators";
default:
return "Scenario";
}
}
private String statusFor(String scenario) {
if (isFullscreen(scenario)) {
return "System bars are hidden. Swipe from an edge or use the button below to reveal them.";
}
if (SCENARIO_TRANSPARENT.equals(scenario)) {
return "Content is laid out behind a transparent statusbar.";
}
if (SCENARIO_CAMERA.equals(scenario)) {
return "Camera should stay open until stopped or this screen is closed.";
}
if (SCENARIO_MICROPHONE.equals(scenario)) {
return "AudioRecord should stay active until stopped or this screen is closed.";
}
if (SCENARIO_CAMERA_MICROPHONE.equals(scenario)) {
return "Camera and AudioRecord should stay active until stopped or this screen is closed.";
}
return "This screen uses a normal app statusbar.";
}
private void startCamera() {
if (checkSelfPermission(Manifest.permission.CAMERA) != PackageManager.PERMISSION_GRANTED) {
requestPermissions(new String[]{Manifest.permission.CAMERA}, REQUEST_CAMERA);
return;
}
if (cameraDevice != null) {
setStatus("Camera already active.");
return;
}
CameraManager manager = getSystemService(CameraManager.class);
if (manager == null) {
setStatus("CameraManager unavailable.");
return;
}
try {
String[] ids = manager.getCameraIdList();
if (ids.length == 0) {
setStatus("No camera reported by this device.");
return;
}
cameraThread = new HandlerThread("SbtHarnessCamera");
cameraThread.start();
cameraHandler = new Handler(cameraThread.getLooper());
manager.openCamera(ids[0], new CameraDevice.StateCallback() {
@Override
public void onOpened(CameraDevice camera) {
cameraDevice = camera;
setStatus("Camera active: " + ids[0]);
}
@Override
public void onDisconnected(CameraDevice camera) {
stopCamera();
setStatus("Camera disconnected.");
}
@Override
public void onError(CameraDevice camera, int error) {
stopCamera();
setStatus("Camera error: " + error);
}
}, cameraHandler);
} catch (CameraAccessException | SecurityException | IllegalArgumentException e) {
stopCamera();
setStatus("Camera failed: " + e.getClass().getSimpleName());
}
}
private void startCameraAndMicrophone() {
boolean hasCamera = checkSelfPermission(Manifest.permission.CAMERA)
== PackageManager.PERMISSION_GRANTED;
boolean hasMic = checkSelfPermission(Manifest.permission.RECORD_AUDIO)
== PackageManager.PERMISSION_GRANTED;
if (!hasCamera || !hasMic) {
requestPermissions(
new String[]{Manifest.permission.CAMERA, Manifest.permission.RECORD_AUDIO},
REQUEST_CAMERA_MICROPHONE);
return;
}
startCamera();
startMicrophone();
}
private void stopCamera() {
if (cameraDevice != null) {
cameraDevice.close();
cameraDevice = null;
}
if (cameraThread != null) {
cameraThread.quitSafely();
cameraThread = null;
cameraHandler = null;
}
setStatus("Camera stopped.");
}
private void startMicrophone() {
if (checkSelfPermission(Manifest.permission.RECORD_AUDIO) != PackageManager.PERMISSION_GRANTED) {
requestPermissions(new String[]{Manifest.permission.RECORD_AUDIO}, REQUEST_MICROPHONE);
return;
}
if (audioRecord != null) {
setStatus("Microphone already active.");
return;
}
int sampleRate = 8000;
int minBuffer = AudioRecord.getMinBufferSize(
sampleRate,
AudioFormat.CHANNEL_IN_MONO,
AudioFormat.ENCODING_PCM_16BIT);
int bufferSize = Math.max(minBuffer, 2048);
try {
audioRecord = new AudioRecord(
MediaRecorder.AudioSource.MIC,
sampleRate,
AudioFormat.CHANNEL_IN_MONO,
AudioFormat.ENCODING_PCM_16BIT,
bufferSize);
audioRecord.startRecording();
audioRunning = true;
audioThread = new Thread(() -> {
byte[] buffer = new byte[bufferSize];
while (audioRunning && audioRecord != null) {
audioRecord.read(buffer, 0, buffer.length);
}
}, "SbtHarnessMic");
audioThread.start();
setStatus("Microphone active.");
} catch (SecurityException | IllegalStateException | IllegalArgumentException e) {
stopMicrophone();
setStatus("Microphone failed: " + e.getClass().getSimpleName());
}
}
private void stopMicrophone() {
audioRunning = false;
if (audioRecord != null) {
try {
audioRecord.stop();
} catch (IllegalStateException ignored) {
}
audioRecord.release();
audioRecord = null;
}
audioThread = null;
setStatus("Microphone stopped.");
}
private void setStatus(String status) {
if (statusText != null) {
runOnUiThread(() -> statusText.setText(status));
}
}
private boolean isFullscreen(String scenario) {
return SCENARIO_FULLSCREEN_PORTRAIT.equals(scenario)
|| SCENARIO_FULLSCREEN_LANDSCAPE.equals(scenario);
}
private void hideSystemBars() {
if (Build.VERSION.SDK_INT >= 30) {
WindowInsetsController controller = getWindow().getInsetsController();
if (controller != null) {
controller.setSystemBarsBehavior(
WindowInsetsController.BEHAVIOR_SHOW_TRANSIENT_BARS_BY_SWIPE);
controller.hide(WindowInsets.Type.systemBars());
}
} else {
getWindow().getDecorView().setSystemUiVisibility(
View.SYSTEM_UI_FLAG_FULLSCREEN
| View.SYSTEM_UI_FLAG_HIDE_NAVIGATION
| View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY
| View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
| View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION
| View.SYSTEM_UI_FLAG_LAYOUT_STABLE);
}
}
private void showSystemBarsBriefly() {
if (Build.VERSION.SDK_INT >= 30) {
WindowInsetsController controller = getWindow().getInsetsController();
if (controller != null) {
controller.show(WindowInsets.Type.systemBars());
}
} else {
getWindow().getDecorView().setSystemUiVisibility(View.SYSTEM_UI_FLAG_LAYOUT_STABLE);
}
getWindow().getDecorView().postDelayed(this::hideSystemBars, 2500);
}
private void setLightBars(boolean lightBars) {
if (Build.VERSION.SDK_INT >= 30) {
WindowInsetsController controller = getWindow().getInsetsController();
if (controller != null) {
int mask = WindowInsetsController.APPEARANCE_LIGHT_STATUS_BARS
| WindowInsetsController.APPEARANCE_LIGHT_NAVIGATION_BARS;
controller.setSystemBarsAppearance(lightBars ? mask : 0, mask);
}
} else if (Build.VERSION.SDK_INT >= 23) {
int flags = getWindow().getDecorView().getSystemUiVisibility();
if (lightBars) {
flags |= View.SYSTEM_UI_FLAG_LIGHT_STATUS_BAR;
if (Build.VERSION.SDK_INT >= 26) {
flags |= View.SYSTEM_UI_FLAG_LIGHT_NAVIGATION_BAR;
}
} else {
flags &= ~View.SYSTEM_UI_FLAG_LIGHT_STATUS_BAR;
if (Build.VERSION.SDK_INT >= 26) {
flags &= ~View.SYSTEM_UI_FLAG_LIGHT_NAVIGATION_BAR;
}
}
getWindow().getDecorView().setSystemUiVisibility(flags);
}
}
private void addButton(LinearLayout root, String label, View.OnClickListener listener) {
Button button = new Button(this);
button.setText(label);
button.setAllCaps(false);
button.setOnClickListener(listener);
LinearLayout.LayoutParams params = matchWrap();
params.setMargins(0, dp(8), 0, 0);
root.addView(button, params);
}
private LinearLayout.LayoutParams matchWrap() {
return new LinearLayout.LayoutParams(
ViewGroup.LayoutParams.MATCH_PARENT,
ViewGroup.LayoutParams.WRAP_CONTENT);
}
private int dp(int value) {
return Math.round(value * getResources().getDisplayMetrics().density);
}
}
@@ -0,0 +1,16 @@
<?xml version="1.0" encoding="utf-8"?>
<vector xmlns:android="http://schemas.android.com/apk/res/android"
android:width="48dp"
android:height="48dp"
android:viewportWidth="48"
android:viewportHeight="48">
<path
android:fillColor="#202124"
android:pathData="M4,4h40v40h-40z" />
<path
android:fillColor="#00E676"
android:pathData="M4,4h32v5h-32z" />
<path
android:fillColor="#FFFFFF"
android:pathData="M8,16h32v4h-32zM8,24h24v4h-24zM8,32h16v4h-16z" />
</vector>
@@ -0,0 +1,10 @@
<?xml version="1.0" encoding="utf-8"?>
<vector xmlns:android="http://schemas.android.com/apk/res/android"
android:width="24dp"
android:height="24dp"
android:viewportWidth="24"
android:viewportHeight="24">
<path
android:fillColor="#FFFFFF"
android:pathData="M4,5h16v11h-12l-4,4z" />
</vector>
@@ -0,0 +1,4 @@
<?xml version="1.0" encoding="utf-8"?>
<resources>
<color name="harness_accent">#00E676</color>
</resources>
@@ -0,0 +1,4 @@
<?xml version="1.0" encoding="utf-8"?>
<resources>
<string name="app_name">SBT Test Harness</string>
</resources>
@@ -0,0 +1,9 @@
<?xml version="1.0" encoding="utf-8"?>
<resources>
<style name="Theme.StatusBarTweakHarness" parent="@android:style/Theme.Material.NoActionBar">
<item name="android:fontFamily">sans</item>
<item name="android:windowActionModeOverlay">true</item>
<item name="android:navigationBarColor">#111111</item>
<item name="android:colorAccent">@color/harness_accent</item>
</style>
</resources>