Move app overlay permission to app level
Test: cts, atest
Bug: 111236845
Change-Id: I21c52cc7ce6d8e48354a7f258ee8b07d96dcef47
diff --git a/api/current.txt b/api/current.txt
index de4e8241..4fa007a 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -5730,7 +5730,6 @@
public final class NotificationChannelGroup implements android.os.Parcelable {
ctor public NotificationChannelGroup(java.lang.String, java.lang.CharSequence);
- method public boolean canOverlayApps();
method public android.app.NotificationChannelGroup clone();
method public int describeContents();
method public java.util.List<android.app.NotificationChannel> getChannels();
@@ -5738,7 +5737,6 @@
method public java.lang.String getId();
method public java.lang.CharSequence getName();
method public boolean isBlocked();
- method public void setAllowAppOverlay(boolean);
method public void setDescription(java.lang.String);
method public void writeToParcel(android.os.Parcel, int);
field public static final android.os.Parcelable.Creator<android.app.NotificationChannelGroup> CREATOR;
@@ -5746,6 +5744,7 @@
public class NotificationManager {
method public java.lang.String addAutomaticZenRule(android.app.AutomaticZenRule);
+ method public boolean areAppOverlaysAllowed();
method public boolean areNotificationsEnabled();
method public boolean canNotifyAsPackage(java.lang.String);
method public void cancel(int);
diff --git a/api/test-current.txt b/api/test-current.txt
index 46e7683..fda6004 100644
--- a/api/test-current.txt
+++ b/api/test-current.txt
@@ -182,7 +182,6 @@
method public int getUserLockedFields();
method public void lockFields(int);
method public void setBlocked(boolean);
- field public static final int USER_LOCKED_ALLOW_APP_OVERLAY = 2; // 0x2
}
public class NotificationManager {
diff --git a/core/java/android/app/INotificationManager.aidl b/core/java/android/app/INotificationManager.aidl
index 00567523..163be8e 100644
--- a/core/java/android/app/INotificationManager.aidl
+++ b/core/java/android/app/INotificationManager.aidl
@@ -65,6 +65,10 @@
boolean areNotificationsEnabled(String pkg);
int getPackageImportance(String pkg);
+ void setAppOverlaysAllowed(String pkg, int uid, boolean allowed);
+ boolean areAppOverlaysAllowed(String pkg);
+ boolean areAppOverlaysAllowedForPackage(String pkg, int uid);
+
void createNotificationChannelGroups(String pkg, in ParceledListSlice channelGroupList);
void createNotificationChannels(String pkg, in ParceledListSlice channelsList);
void createNotificationChannelsForPackage(String pkg, int uid, in ParceledListSlice channelsList);
diff --git a/core/java/android/app/NotificationChannelGroup.java b/core/java/android/app/NotificationChannelGroup.java
index 2322a42..34cd9f0 100644
--- a/core/java/android/app/NotificationChannelGroup.java
+++ b/core/java/android/app/NotificationChannelGroup.java
@@ -50,20 +50,12 @@
private static final String ATT_DESC = "desc";
private static final String ATT_ID = "id";
private static final String ATT_BLOCKED = "blocked";
- private static final String ATT_ALLOW_APP_OVERLAY = "app_overlay";
private static final String ATT_USER_LOCKED = "locked";
- private static final boolean DEFAULT_ALLOW_APP_OVERLAY = true;
-
/**
* @hide
*/
public static final int USER_LOCKED_BLOCKED_STATE = 0x00000001;
- /**
- * @hide
- */
- @TestApi
- public static final int USER_LOCKED_ALLOW_APP_OVERLAY = 0x00000002;
/**
* @see #getId()
@@ -74,7 +66,6 @@
private String mDescription;
private boolean mBlocked;
private List<NotificationChannel> mChannels = new ArrayList<>();
- private boolean mAllowAppOverlay = DEFAULT_ALLOW_APP_OVERLAY;
// Bitwise representation of fields that have been changed by the user
private int mUserLockedFields;
@@ -110,7 +101,6 @@
}
in.readParcelableList(mChannels, NotificationChannel.class.getClassLoader());
mBlocked = in.readBoolean();
- mAllowAppOverlay = in.readBoolean();
mUserLockedFields = in.readInt();
}
@@ -138,7 +128,6 @@
}
dest.writeParcelableList(mChannels, flags);
dest.writeBoolean(mBlocked);
- dest.writeBoolean(mAllowAppOverlay);
dest.writeInt(mUserLockedFields);
}
@@ -181,15 +170,6 @@
}
/**
- * Returns whether notifications posted to this channel group can display outside of the
- * notification shade, in a floating window on top of other apps. These may additionally be
- * blocked at the notification channel level, see {@link NotificationChannel#canOverlayApps()}.
- */
- public boolean canOverlayApps() {
- return mAllowAppOverlay;
- }
-
- /**
* Sets the user visible description of this group.
*
* <p>The recommended maximum length is 300 characters; the value may be truncated if it is too
@@ -200,21 +180,6 @@
}
/**
- * Sets whether notifications posted to this channel group can appear outside of the
- * notification shade, floating over other apps' content.
- *
- * <p>This value will be ignored for notifications that are posted to channels that do not
- * allow app overlays ({@link NotificationChannel#canOverlayApps()}.
- *
- * <p>Only modifiable before the channel is submitted to
- * {@link NotificationManager#createNotificationChannelGroup(NotificationChannelGroup)}.</p>
- * @see Notification#getAppOverlayIntent()
- */
- public void setAllowAppOverlay(boolean allowAppOverlay) {
- mAllowAppOverlay = allowAppOverlay;
- }
-
- /**
* @hide
*/
@TestApi
@@ -266,7 +231,6 @@
// Name, id, and importance are set in the constructor.
setDescription(parser.getAttributeValue(null, ATT_DESC));
setBlocked(safeBool(parser, ATT_BLOCKED, false));
- setAllowAppOverlay(safeBool(parser, ATT_ALLOW_APP_OVERLAY, DEFAULT_ALLOW_APP_OVERLAY));
}
private static boolean safeBool(XmlPullParser parser, String att, boolean defValue) {
@@ -289,9 +253,6 @@
out.attribute(null, ATT_DESC, getDescription().toString());
}
out.attribute(null, ATT_BLOCKED, Boolean.toString(isBlocked()));
- if (canOverlayApps() != DEFAULT_ALLOW_APP_OVERLAY) {
- out.attribute(null, ATT_ALLOW_APP_OVERLAY, Boolean.toString(canOverlayApps()));
- }
out.attribute(null, ATT_USER_LOCKED, Integer.toString(mUserLockedFields));
out.endTag(null, TAG_GROUP);
@@ -307,7 +268,6 @@
record.put(ATT_NAME, getName());
record.put(ATT_DESC, getDescription());
record.put(ATT_BLOCKED, isBlocked());
- record.put(ATT_ALLOW_APP_OVERLAY, canOverlayApps());
record.put(ATT_USER_LOCKED, mUserLockedFields);
return record;
}
@@ -336,7 +296,6 @@
if (o == null || getClass() != o.getClass()) return false;
NotificationChannelGroup that = (NotificationChannelGroup) o;
return isBlocked() == that.isBlocked() &&
- mAllowAppOverlay == that.mAllowAppOverlay &&
mUserLockedFields == that.mUserLockedFields &&
Objects.equals(getId(), that.getId()) &&
Objects.equals(getName(), that.getName()) &&
@@ -347,7 +306,7 @@
@Override
public int hashCode() {
return Objects.hash(getId(), getName(), getDescription(), isBlocked(), getChannels(),
- mAllowAppOverlay, mUserLockedFields);
+ mUserLockedFields);
}
@Override
@@ -356,7 +315,6 @@
cloned.setDescription(getDescription());
cloned.setBlocked(isBlocked());
cloned.setChannels(getChannels());
- cloned.setAllowAppOverlay(canOverlayApps());
cloned.lockFields(mUserLockedFields);
return cloned;
}
@@ -369,7 +327,6 @@
+ ", mDescription=" + (!TextUtils.isEmpty(mDescription) ? "hasDescription " : "")
+ ", mBlocked=" + mBlocked
+ ", mChannels=" + mChannels
- + ", mAllowAppOverlay=" + mAllowAppOverlay
+ ", mUserLockedFields=" + mUserLockedFields
+ '}';
}
@@ -385,7 +342,6 @@
for (NotificationChannel channel : mChannels) {
channel.writeToProto(proto, NotificationChannelGroupProto.CHANNELS);
}
- proto.write(NotificationChannelGroupProto.ALLOW_APP_OVERLAY, mAllowAppOverlay);
proto.end(token);
}
}
diff --git a/core/java/android/app/NotificationManager.java b/core/java/android/app/NotificationManager.java
index 306c366..9590782 100644
--- a/core/java/android/app/NotificationManager.java
+++ b/core/java/android/app/NotificationManager.java
@@ -1074,6 +1074,25 @@
}
}
+
+ /**
+ * Sets whether notifications posted by this app can appear outside of the
+ * notification shade, floating over other apps' content.
+ *
+ * <p>This value will be ignored for notifications that are posted to channels that do not
+ * allow app overlays ({@link NotificationChannel#canOverlayApps()}.
+ *
+ * @see Notification#getAppOverlayIntent()
+ */
+ public boolean areAppOverlaysAllowed() {
+ INotificationManager service = getService();
+ try {
+ return service.areAppOverlaysAllowed(mContext.getPackageName());
+ } catch (RemoteException e) {
+ throw e.rethrowFromSystemServer();
+ }
+ }
+
/**
* Checks the ability to modify notification do not disturb policy for the calling package.
*
diff --git a/services/core/java/com/android/server/notification/NotificationManagerService.java b/services/core/java/com/android/server/notification/NotificationManagerService.java
index 405edd2..8e21863 100644
--- a/services/core/java/com/android/server/notification/NotificationManagerService.java
+++ b/services/core/java/com/android/server/notification/NotificationManagerService.java
@@ -2279,6 +2279,26 @@
}
@Override
+ public boolean areAppOverlaysAllowed(String pkg) {
+ return areAppOverlaysAllowedForPackage(pkg, Binder.getCallingUid());
+ }
+
+ @Override
+ public boolean areAppOverlaysAllowedForPackage(String pkg, int uid) {
+ checkCallerIsSystemOrSameApp(pkg);
+
+ return mPreferencesHelper.areAppOverlaysAllowed(pkg, uid);
+ }
+
+ @Override
+ public void setAppOverlaysAllowed(String pkg, int uid, boolean allowed) {
+ checkCallerIsSystem();
+
+ mPreferencesHelper.setAppOverlaysAllowed(pkg, uid, allowed);
+ handleSavePolicyFile();
+ }
+
+ @Override
public int getPackageImportance(String pkg) {
checkCallerIsSystemOrSameApp(pkg);
return mPreferencesHelper.getImportance(pkg, Binder.getCallingUid());
diff --git a/services/core/java/com/android/server/notification/PreferencesHelper.java b/services/core/java/com/android/server/notification/PreferencesHelper.java
index eb46d53..7c0e0b0 100644
--- a/services/core/java/com/android/server/notification/PreferencesHelper.java
+++ b/services/core/java/com/android/server/notification/PreferencesHelper.java
@@ -80,6 +80,7 @@
private static final String ATT_NAME = "name";
private static final String ATT_UID = "uid";
private static final String ATT_ID = "id";
+ private static final String ATT_APP_OVERLAY = "overlay";
private static final String ATT_PRIORITY = "priority";
private static final String ATT_VISIBILITY = "visibility";
private static final String ATT_IMPORTANCE = "importance";
@@ -92,6 +93,7 @@
private static final int DEFAULT_VISIBILITY = NotificationManager.VISIBILITY_NO_OVERRIDE;
private static final int DEFAULT_IMPORTANCE = NotificationManager.IMPORTANCE_UNSPECIFIED;
private static final boolean DEFAULT_SHOW_BADGE = true;
+ private static final boolean DEFAULT_ALLOW_APP_OVERLAY = true;
/**
* Default value for what fields are user locked. See {@link LockableAppFields} for all lockable
* fields.
@@ -104,6 +106,7 @@
@IntDef({LockableAppFields.USER_LOCKED_IMPORTANCE})
public @interface LockableAppFields {
int USER_LOCKED_IMPORTANCE = 0x00000001;
+ int USER_LOCKED_APP_OVERLAY = 0x00000002;
}
// pkg|uid => PackagePreferences
@@ -169,7 +172,9 @@
XmlUtils.readIntAttribute(
parser, ATT_VISIBILITY, DEFAULT_VISIBILITY),
XmlUtils.readBooleanAttribute(
- parser, ATT_SHOW_BADGE, DEFAULT_SHOW_BADGE));
+ parser, ATT_SHOW_BADGE, DEFAULT_SHOW_BADGE),
+ XmlUtils.readBooleanAttribute(
+ parser, ATT_APP_OVERLAY, DEFAULT_ALLOW_APP_OVERLAY));
r.importance = XmlUtils.readIntAttribute(
parser, ATT_IMPORTANCE, DEFAULT_IMPORTANCE);
r.priority = XmlUtils.readIntAttribute(
@@ -264,11 +269,12 @@
private PackagePreferences getOrCreatePackagePreferences(String pkg, int uid) {
return getOrCreatePackagePreferences(pkg, uid,
- DEFAULT_IMPORTANCE, DEFAULT_PRIORITY, DEFAULT_VISIBILITY, DEFAULT_SHOW_BADGE);
+ DEFAULT_IMPORTANCE, DEFAULT_PRIORITY, DEFAULT_VISIBILITY, DEFAULT_SHOW_BADGE,
+ DEFAULT_ALLOW_APP_OVERLAY);
}
private PackagePreferences getOrCreatePackagePreferences(String pkg, int uid, int importance,
- int priority, int visibility, boolean showBadge) {
+ int priority, int visibility, boolean showBadge, boolean allowAppOverlay) {
final String key = packagePreferencesKey(pkg, uid);
synchronized (mPackagePreferences) {
PackagePreferences
@@ -282,6 +288,7 @@
r.priority = priority;
r.visibility = visibility;
r.showBadge = showBadge;
+ r.appOverlay = allowAppOverlay;
try {
createDefaultChannelIfNeeded(r);
@@ -382,7 +389,8 @@
|| r.lockedAppFields != DEFAULT_LOCKED_APP_FIELDS
|| r.channels.size() > 0
|| r.groups.size() > 0
- || r.delegate != null;
+ || r.delegate != null
+ || r.appOverlay != DEFAULT_ALLOW_APP_OVERLAY;
if (hasNonDefaultSettings) {
out.startTag(null, TAG_PACKAGE);
out.attribute(null, ATT_NAME, r.pkg);
@@ -395,6 +403,9 @@
if (r.visibility != DEFAULT_VISIBILITY) {
out.attribute(null, ATT_VISIBILITY, Integer.toString(r.visibility));
}
+ if (r.appOverlay != DEFAULT_ALLOW_APP_OVERLAY) {
+ out.attribute(null, ATT_APP_OVERLAY, Boolean.toString(r.appOverlay));
+ }
out.attribute(null, ATT_SHOW_BADGE, Boolean.toString(r.showBadge));
out.attribute(null, ATT_APP_USER_LOCKED_FIELDS,
Integer.toString(r.lockedAppFields));
@@ -439,6 +450,20 @@
out.endTag(null, TAG_RANKING);
}
+ public void setAppOverlaysAllowed(String pkg, int uid, boolean allowed) {
+ PackagePreferences p = getOrCreatePackagePreferences(pkg, uid);
+ p.appOverlay = allowed;
+ p.lockedAppFields = p.lockedAppFields | LockableAppFields.USER_LOCKED_APP_OVERLAY;
+ }
+
+ public boolean areAppOverlaysAllowed(String pkg, int uid) {
+ return getOrCreatePackagePreferences(pkg, uid).appOverlay;
+ }
+
+ public int getAppLockedFields(String pkg, int uid) {
+ return getOrCreatePackagePreferences(pkg, uid).lockedAppFields;
+ }
+
/**
* Gets importance.
*/
@@ -512,7 +537,6 @@
// apps can't update the blocked status or app overlay permission
if (fromTargetApp) {
group.setBlocked(oldGroup.isBlocked());
- group.setAllowAppOverlay(oldGroup.canOverlayApps());
group.unlockFields(group.getUserLockedFields());
group.lockFields(oldGroup.getUserLockedFields());
} else {
@@ -521,9 +545,6 @@
group.lockFields(NotificationChannelGroup.USER_LOCKED_BLOCKED_STATE);
updateChannelsBypassingDnd(mContext.getUserId());
}
- if (group.canOverlayApps() != oldGroup.canOverlayApps()) {
- group.lockFields(NotificationChannelGroup.USER_LOCKED_ALLOW_APP_OVERLAY);
- }
}
}
r.groups.put(group.getId(), group);
@@ -1581,6 +1602,7 @@
int priority = DEFAULT_PRIORITY;
int visibility = DEFAULT_VISIBILITY;
boolean showBadge = DEFAULT_SHOW_BADGE;
+ boolean appOverlay = DEFAULT_ALLOW_APP_OVERLAY;
int lockedAppFields = DEFAULT_LOCKED_APP_FIELDS;
Delegate delegate = null;
diff --git a/services/tests/uiservicestests/src/com/android/server/notification/NotificationManagerServiceTest.java b/services/tests/uiservicestests/src/com/android/server/notification/NotificationManagerServiceTest.java
index 527a1ee..fdf6c03 100644
--- a/services/tests/uiservicestests/src/com/android/server/notification/NotificationManagerServiceTest.java
+++ b/services/tests/uiservicestests/src/com/android/server/notification/NotificationManagerServiceTest.java
@@ -3507,6 +3507,12 @@
}
@Test
+ public void testAppOverlay() throws Exception {
+ mBinderService.setAppOverlaysAllowed(PKG, mUid, false);
+ assertFalse(mBinderService.areAppOverlaysAllowedForPackage(PKG, mUid));
+ }
+
+ @Test
public void testIsCallerInstantApp_primaryUser() throws Exception {
ApplicationInfo info = new ApplicationInfo();
info.privateFlags = ApplicationInfo.PRIVATE_FLAG_INSTANT;
diff --git a/services/tests/uiservicestests/src/com/android/server/notification/PreferencesHelperTest.java b/services/tests/uiservicestests/src/com/android/server/notification/PreferencesHelperTest.java
index b027935..0b73481 100644
--- a/services/tests/uiservicestests/src/com/android/server/notification/PreferencesHelperTest.java
+++ b/services/tests/uiservicestests/src/com/android/server/notification/PreferencesHelperTest.java
@@ -1584,39 +1584,6 @@
}
@Test
- public void testUpdateGroup_fromSystem_appOverlay() {
- NotificationChannelGroup ncg = new NotificationChannelGroup("group1", "name1");
- mHelper.createNotificationChannelGroup(PKG_N_MR1, UID_N_MR1, ncg, true);
-
- // from system, allowed
- NotificationChannelGroup update = ncg.clone();
- update.setAllowAppOverlay(false);
-
- mHelper.createNotificationChannelGroup(PKG_N_MR1, UID_N_MR1, update, false);
- NotificationChannelGroup updated =
- mHelper.getNotificationChannelGroup("group1", PKG_N_MR1, UID_N_MR1);
- assertFalse(updated.canOverlayApps());
- assertEquals(NotificationChannelGroup.USER_LOCKED_ALLOW_APP_OVERLAY,
- updated.getUserLockedFields());
- }
-
- @Test
- public void testUpdateGroup_fromApp_appOverlay() {
- NotificationChannelGroup ncg = new NotificationChannelGroup("group1", "name1");
- mHelper.createNotificationChannelGroup(PKG_N_MR1, UID_N_MR1, ncg, true);
-
- // from app, not allowed
- NotificationChannelGroup update = new NotificationChannelGroup("group1", "name1");
- update.setAllowAppOverlay(false);
-
- mHelper.createNotificationChannelGroup(PKG_N_MR1, UID_N_MR1, ncg, true);
- NotificationChannelGroup updated =
- mHelper.getNotificationChannelGroup("group1", PKG_N_MR1, UID_N_MR1);
- assertTrue(updated.canOverlayApps());
- assertEquals(0, updated.getUserLockedFields());
- }
-
- @Test
public void testCannotCreateChannel_badGroup() {
NotificationChannel channel1 =
new NotificationChannel("id1", "name1", NotificationManager.IMPORTANCE_HIGH);
@@ -2192,4 +2159,32 @@
mHelper.toggleNotificationDelegate(PKG_O, UID_O, true);
assertEquals("other", mHelper.getNotificationDelegate(PKG_O, UID_O));
}
+
+ @Test
+ public void testAllowAppOverlay_defaults() throws Exception {
+ assertTrue(mHelper.areAppOverlaysAllowed(PKG_O, UID_O));
+
+ ByteArrayOutputStream baos = writeXmlAndPurge(PKG_O, UID_O, false);
+ mHelper = new PreferencesHelper(getContext(), mPm, mHandler, mMockZenModeHelper);
+ loadStreamXml(baos, false);
+
+ assertTrue(mHelper.areAppOverlaysAllowed(PKG_O, UID_O));
+ assertEquals(0, mHelper.getAppLockedFields(PKG_O, UID_O));
+ }
+
+ @Test
+ public void testAllowAppOverlay_xml() throws Exception {
+ mHelper.setAppOverlaysAllowed(PKG_O, UID_O, false);
+ assertFalse(mHelper.areAppOverlaysAllowed(PKG_O, UID_O));
+ assertEquals(PreferencesHelper.LockableAppFields.USER_LOCKED_APP_OVERLAY,
+ mHelper.getAppLockedFields(PKG_O, UID_O));
+
+ ByteArrayOutputStream baos = writeXmlAndPurge(PKG_O, UID_O, false);
+ mHelper = new PreferencesHelper(getContext(), mPm, mHandler, mMockZenModeHelper);
+ loadStreamXml(baos, false);
+
+ assertFalse(mHelper.areAppOverlaysAllowed(PKG_O, UID_O));
+ assertEquals(PreferencesHelper.LockableAppFields.USER_LOCKED_APP_OVERLAY,
+ mHelper.getAppLockedFields(PKG_O, UID_O));
+ }
}