summaryrefslogtreecommitdiffstats
path: root/services/java/com/android/server/AppWidgetServiceImpl.java
diff options
context:
space:
mode:
Diffstat (limited to 'services/java/com/android/server/AppWidgetServiceImpl.java')
-rw-r--r--services/java/com/android/server/AppWidgetServiceImpl.java98
1 files changed, 77 insertions, 21 deletions
diff --git a/services/java/com/android/server/AppWidgetServiceImpl.java b/services/java/com/android/server/AppWidgetServiceImpl.java
index daa82f2..e1e9eaf 100644
--- a/services/java/com/android/server/AppWidgetServiceImpl.java
+++ b/services/java/com/android/server/AppWidgetServiceImpl.java
@@ -41,7 +41,10 @@ import android.net.Uri;
import android.os.Binder;
import android.os.Bundle;
import android.os.Environment;
+import android.os.Handler;
+import android.os.HandlerThread;
import android.os.IBinder;
+import android.os.Looper;
import android.os.Process;
import android.os.RemoteException;
import android.os.SystemClock;
@@ -113,6 +116,15 @@ class AppWidgetServiceImpl {
boolean zombie; // if we're in safe mode, don't prune this just because nobody references it
int tag; // for use while saving state (the index)
+
+ boolean uidMatches(int callingUid) {
+ if (UserHandle.getAppId(callingUid) == Process.myUid()) {
+ // For a host that's in the system process, ignore the user id
+ return UserHandle.isSameApp(this.uid, callingUid);
+ } else {
+ return this.uid == callingUid;
+ }
+ }
}
static class AppWidgetId {
@@ -180,15 +192,18 @@ class AppWidgetServiceImpl {
boolean mStateLoaded;
int mMaxWidgetBitmapMemory;
+ private final Handler mSaveStateHandler;
+
// These are for debugging only -- widgets are going missing in some rare instances
ArrayList<Provider> mDeletedProviders = new ArrayList<Provider>();
ArrayList<Host> mDeletedHosts = new ArrayList<Host>();
- AppWidgetServiceImpl(Context context, int userId) {
+ AppWidgetServiceImpl(Context context, int userId, Handler saveStateHandler) {
mContext = context;
mPm = AppGlobals.getPackageManager();
mAlarmManager = (AlarmManager) mContext.getSystemService(Context.ALARM_SERVICE);
mUserId = userId;
+ mSaveStateHandler = saveStateHandler;
computeMaximumWidgetBitmapMemory();
}
@@ -236,7 +251,7 @@ class AppWidgetServiceImpl {
updateProvidersForPackageLocked(cn.getPackageName(), removedProviders);
}
}
- saveStateLocked();
+ saveStateAsync();
}
}
}
@@ -286,7 +301,7 @@ class AppWidgetServiceImpl {
providersModified |= addProvidersForPackageLocked(pkgName);
}
}
- saveStateLocked();
+ saveStateAsync();
}
} else {
Bundle extras = intent.getExtras();
@@ -297,7 +312,7 @@ class AppWidgetServiceImpl {
ensureStateLoadedLocked();
for (String pkgName : pkgList) {
providersModified |= removeProvidersForPackageLocked(pkgName);
- saveStateLocked();
+ saveStateAsync();
}
}
}
@@ -330,6 +345,7 @@ class AppWidgetServiceImpl {
pw.print(info.autoAdvanceViewId);
pw.print(" initialLayout=#");
pw.print(Integer.toHexString(info.initialLayout));
+ pw.print(" uid="); pw.print(p.uid);
pw.print(" zombie="); pw.println(p.zombie);
}
@@ -410,7 +426,7 @@ class AppWidgetServiceImpl {
private void ensureStateLoadedLocked() {
if (!mStateLoaded) {
- loadAppWidgetList();
+ loadAppWidgetListLocked();
loadStateLocked();
mStateLoaded = true;
}
@@ -431,7 +447,7 @@ class AppWidgetServiceImpl {
host.instances.add(id);
mAppWidgetIds.add(id);
- saveStateLocked();
+ saveStateAsync();
if (DBG) log("Allocating AppWidgetId for " + packageName + " host=" + hostId
+ " id=" + appWidgetId);
return appWidgetId;
@@ -444,7 +460,7 @@ class AppWidgetServiceImpl {
AppWidgetId id = lookupAppWidgetIdLocked(appWidgetId);
if (id != null) {
deleteAppWidgetLocked(id);
- saveStateLocked();
+ saveStateAsync();
}
}
}
@@ -456,7 +472,7 @@ class AppWidgetServiceImpl {
Host host = lookupHostLocked(callingUid, hostId);
if (host != null) {
deleteHostLocked(host);
- saveStateLocked();
+ saveStateAsync();
}
}
}
@@ -469,13 +485,13 @@ class AppWidgetServiceImpl {
boolean changed = false;
for (int i = N - 1; i >= 0; i--) {
Host host = mHosts.get(i);
- if (host.uid == callingUid) {
+ if (host.uidMatches(callingUid)) {
deleteHostLocked(host);
changed = true;
}
}
if (changed) {
- saveStateLocked();
+ saveStateAsync();
}
}
}
@@ -591,7 +607,7 @@ class AppWidgetServiceImpl {
// schedule the future updates
registerForBroadcastsLocked(p, getAppWidgetIds(p));
- saveStateLocked();
+ saveStateAsync();
}
} finally {
Binder.restoreCallingIdentity(ident);
@@ -655,8 +671,8 @@ class AppWidgetServiceImpl {
} else {
mPackagesWithBindWidgetPermission.remove(packageName);
}
+ saveStateAsync();
}
- saveStateLocked();
}
// Binds to a specific RemoteViewsService
@@ -693,6 +709,10 @@ class AppWidgetServiceImpl {
}
int userId = UserHandle.getUserId(id.provider.uid);
+ if (userId != mUserId) {
+ Slog.w(TAG, "AppWidgetServiceImpl of user " + mUserId
+ + " binding to provider on user " + userId);
+ }
// Bind to the RemoteViewsService (which will trigger a callback to the
// RemoteViewsAdapter.onServiceConnected())
final long token = Binder.clearCallingIdentity();
@@ -733,8 +753,6 @@ class AppWidgetServiceImpl {
conn.disconnect();
mContext.unbindService(conn);
mBoundRemoteViewsServices.remove(key);
- } else {
- Log.e("AppWidgetService", "Error (unbindRemoteViewsService): Connection not bound");
}
}
}
@@ -848,14 +866,14 @@ class AppWidgetServiceImpl {
}
}
- public List<AppWidgetProviderInfo> getInstalledProviders() {
+ public List<AppWidgetProviderInfo> getInstalledProviders(int categoryFilter) {
synchronized (mAppWidgetIds) {
ensureStateLoadedLocked();
final int N = mInstalledProviders.size();
ArrayList<AppWidgetProviderInfo> result = new ArrayList<AppWidgetProviderInfo>(N);
for (int i = 0; i < N; i++) {
Provider p = mInstalledProviders.get(i);
- if (!p.zombie) {
+ if (!p.zombie && (p.info.widgetCategory & categoryFilter) != 0) {
result.add(cloneIfLocalBinder(p.info));
}
}
@@ -893,6 +911,20 @@ class AppWidgetServiceImpl {
}
}
+ private void saveStateAsync() {
+ mSaveStateHandler.post(mSaveStateRunnable);
+ }
+
+ private final Runnable mSaveStateRunnable = new Runnable() {
+ @Override
+ public void run() {
+ synchronized (mAppWidgetIds) {
+ ensureStateLoadedLocked();
+ saveStateLocked();
+ }
+ }
+ };
+
public void updateAppWidgetOptions(int appWidgetId, Bundle options) {
synchronized (mAppWidgetIds) {
options = cloneIfLocalBinder(options);
@@ -913,7 +945,7 @@ class AppWidgetServiceImpl {
intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, id.appWidgetId);
intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_OPTIONS, id.options);
mContext.sendBroadcastAsUser(intent, new UserHandle(mUserId));
- saveStateLocked();
+ saveStateAsync();
}
}
@@ -942,7 +974,9 @@ class AppWidgetServiceImpl {
ensureStateLoadedLocked();
for (int i = 0; i < N; i++) {
AppWidgetId id = lookupAppWidgetIdLocked(appWidgetIds[i]);
- if (id.views != null) {
+ if (id == null) {
+ Slog.w(TAG, "widget id " + appWidgetIds[i] + " not found!");
+ } else if (id.views != null) {
// Only trigger a partial update for a widget if it has received a full update
updateAppWidgetInstanceLocked(id, views, true);
}
@@ -1142,7 +1176,7 @@ class AppWidgetServiceImpl {
}
boolean canAccessAppWidgetId(AppWidgetId id, int callingUid) {
- if (id.host.uid == callingUid) {
+ if (id.host.uidMatches(callingUid)) {
// Apps hosting the AppWidget have access to it.
return true;
}
@@ -1185,7 +1219,7 @@ class AppWidgetServiceImpl {
final int N = mHosts.size();
for (int i = 0; i < N; i++) {
Host h = mHosts.get(i);
- if (h.uid == uid && h.hostId == hostId) {
+ if (h.uidMatches(uid) && h.hostId == hostId) {
return h;
}
}
@@ -1214,7 +1248,7 @@ class AppWidgetServiceImpl {
}
}
- void loadAppWidgetList() {
+ void loadAppWidgetListLocked() {
Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_UPDATE);
try {
List<ResolveInfo> broadcastReceivers = mPm.queryIntentReceivers(intent,
@@ -1334,6 +1368,28 @@ class AppWidgetServiceImpl {
}
}
+ static int[] getAppWidgetIds(Host h) {
+ int instancesSize = h.instances.size();
+ int appWidgetIds[] = new int[instancesSize];
+ for (int i = 0; i < instancesSize; i++) {
+ appWidgetIds[i] = h.instances.get(i).appWidgetId;
+ }
+ return appWidgetIds;
+ }
+
+ public int[] getAppWidgetIdsForHost(int hostId) {
+ synchronized (mAppWidgetIds) {
+ ensureStateLoadedLocked();
+ int callingUid = Binder.getCallingUid();
+ Host host = lookupHostLocked(callingUid, hostId);
+ if (host != null) {
+ return getAppWidgetIds(host);
+ } else {
+ return new int[0];
+ }
+ }
+ }
+
private Provider parseProviderInfoXml(ComponentName component, ResolveInfo ri) {
Provider p = null;
generated by cgit v1.1 at 2025-07-03 09:47:39 +0000