Merge "Using correct gesture margins in overview" into ub-launcher3-qt-r1-dev
am: aaf6c7ce56

Change-Id: I9e32e16101a837a61c9488f4b0d4484982778092
diff --git a/go/src/com/android/launcher3/shortcuts/DeepShortcutManager.java b/go/src/com/android/launcher3/shortcuts/DeepShortcutManager.java
index 1e44910..c20ed12 100644
--- a/go/src/com/android/launcher3/shortcuts/DeepShortcutManager.java
+++ b/go/src/com/android/launcher3/shortcuts/DeepShortcutManager.java
@@ -26,57 +26,46 @@
 
 import com.android.launcher3.ItemInfo;
 
-import java.util.Collections;
+import java.util.ArrayList;
 import java.util.List;
 
 /**
  * Performs operations related to deep shortcuts, such as querying for them, pinning them, etc.
  */
 public class DeepShortcutManager {
-    private static DeepShortcutManager sInstance;
-    private static final Object sInstanceLock = new Object();
+
+    private static final DeepShortcutManager sInstance = new DeepShortcutManager();
 
     public static DeepShortcutManager getInstance(Context context) {
-        synchronized (sInstanceLock) {
-            if (sInstance == null) {
-                sInstance = new DeepShortcutManager(context.getApplicationContext());
-            }
-            return sInstance;
-        }
+        return sInstance;
     }
 
-    private DeepShortcutManager(Context context) {
-    }
+    private final QueryResult mFailure = new QueryResult();
+
+    private DeepShortcutManager() { }
 
     public static boolean supportsShortcuts(ItemInfo info) {
         return false;
     }
 
-    public boolean wasLastCallSuccess() {
-        return false;
-    }
-
-    public void onShortcutsChanged(List<ShortcutInfo> shortcuts) {
-    }
-
     /**
      * Queries for the shortcuts with the package name and provided ids.
      *
      * This method is intended to get the full details for shortcuts when they are added or updated,
      * because we only get "key" fields in onShortcutsChanged().
      */
-    public List<ShortcutInfo> queryForFullDetails(String packageName,
+    public QueryResult queryForFullDetails(String packageName,
             List<String> shortcutIds, UserHandle user) {
-        return Collections.emptyList();
+        return mFailure;
     }
 
     /**
      * Gets all the manifest and dynamic shortcuts associated with the given package and user,
      * to be displayed in the shortcuts container on long press.
      */
-    public List<ShortcutInfo> queryForShortcutsContainer(ComponentName activity,
+    public QueryResult queryForShortcutsContainer(ComponentName activity,
             UserHandle user) {
-        return Collections.emptyList();
+        return mFailure;
     }
 
     /**
@@ -106,20 +95,28 @@
      *
      * If packageName is null, returns all pinned shortcuts regardless of package.
      */
-    public List<ShortcutInfo> queryForPinnedShortcuts(String packageName, UserHandle user) {
-        return Collections.emptyList();
+    public QueryResult queryForPinnedShortcuts(String packageName, UserHandle user) {
+        return mFailure;
     }
 
-    public List<ShortcutInfo> queryForPinnedShortcuts(String packageName,
+    public QueryResult queryForPinnedShortcuts(String packageName,
             List<String> shortcutIds, UserHandle user) {
-        return Collections.emptyList();
+        return mFailure;
     }
 
-    public List<ShortcutInfo> queryForAllShortcuts(UserHandle user) {
-        return Collections.emptyList();
+    public QueryResult queryForAllShortcuts(UserHandle user) {
+        return mFailure;
     }
 
     public boolean hasHostPermission() {
         return false;
     }
+
+
+    public static class QueryResult extends ArrayList<ShortcutInfo> {
+
+        public boolean wasSuccess() {
+            return true;
+        }
+    }
 }
diff --git a/quickstep/recents_ui_overrides/src/com/android/launcher3/appprediction/PredictionAppTracker.java b/quickstep/recents_ui_overrides/src/com/android/launcher3/appprediction/PredictionAppTracker.java
index 8f1282d..fe0d160 100644
--- a/quickstep/recents_ui_overrides/src/com/android/launcher3/appprediction/PredictionAppTracker.java
+++ b/quickstep/recents_ui_overrides/src/com/android/launcher3/appprediction/PredictionAppTracker.java
@@ -170,10 +170,10 @@
     public void onStartShortcut(String packageName, String shortcutId, UserHandle user,
             String container) {
         // TODO: Use the full shortcut info
-        AppTarget target = new AppTarget
-                .Builder(new AppTargetId("shortcut:" + shortcutId), packageName, user)
-                    .setClassName(shortcutId)
-                    .build();
+        AppTarget target = new AppTarget.Builder(
+                new AppTargetId("shortcut:" + shortcutId), packageName, user)
+                .setClassName(shortcutId)
+                .build();
         sendLaunch(target, container);
     }
 
@@ -181,10 +181,10 @@
     @UiThread
     public void onStartApp(ComponentName cn, UserHandle user, String container) {
         if (cn != null) {
-            AppTarget target = new AppTarget
-                    .Builder(new AppTargetId("app:" + cn), cn.getPackageName(), user)
-                        .setClassName(cn.getClassName())
-                        .build();
+            AppTarget target = new AppTarget.Builder(
+                    new AppTargetId("app:" + cn), cn.getPackageName(), user)
+                    .setClassName(cn.getClassName())
+                    .build();
             sendLaunch(target, container);
         }
     }
diff --git a/quickstep/tests/src/com/android/quickstep/AppPredictionsUITests.java b/quickstep/tests/src/com/android/quickstep/AppPredictionsUITests.java
index d0956d1..7801775 100644
--- a/quickstep/tests/src/com/android/quickstep/AppPredictionsUITests.java
+++ b/quickstep/tests/src/com/android/quickstep/AppPredictionsUITests.java
@@ -150,10 +150,10 @@
             List<AppTarget> targets = new ArrayList<>(activities.length);
             for (LauncherActivityInfo info : activities) {
                 ComponentName cn = info.getComponentName();
-                AppTarget target =
-                        new AppTarget.Builder(new AppTargetId("app:" + cn), cn.getPackageName(), info.getUser())
-                            .setClassName(cn.getClassName())
-                            .build();
+                AppTarget target = new AppTarget.Builder(
+                        new AppTargetId("app:" + cn), cn.getPackageName(), info.getUser())
+                        .setClassName(cn.getClassName())
+                        .build();
                 targets.add(target);
             }
             mCallback.onTargetsAvailable(targets);
diff --git a/src/com/android/launcher3/model/LoaderTask.java b/src/com/android/launcher3/model/LoaderTask.java
index 0138572..9cab4b0 100644
--- a/src/com/android/launcher3/model/LoaderTask.java
+++ b/src/com/android/launcher3/model/LoaderTask.java
@@ -317,9 +317,9 @@
 
                     // We can only query for shortcuts when the user is unlocked.
                     if (userUnlocked) {
-                        List<ShortcutInfo> pinnedShortcuts =
+                        DeepShortcutManager.QueryResult pinnedShortcuts =
                                 mShortcutManager.queryForPinnedShortcuts(null, user);
-                        if (mShortcutManager.wasLastCallSuccess()) {
+                        if (pinnedShortcuts.wasSuccess()) {
                             for (ShortcutInfo shortcut : pinnedShortcuts) {
                                 shortcutKeyToPinnedShortcuts.put(ShortcutKey.fromInfo(shortcut),
                                         shortcut);
diff --git a/src/com/android/launcher3/model/UserLockStateChangedTask.java b/src/com/android/launcher3/model/UserLockStateChangedTask.java
index 2cb256e..50fff26 100644
--- a/src/com/android/launcher3/model/UserLockStateChangedTask.java
+++ b/src/com/android/launcher3/model/UserLockStateChangedTask.java
@@ -37,7 +37,6 @@
 import java.util.HashMap;
 import java.util.HashSet;
 import java.util.Iterator;
-import java.util.List;
 
 /**
  * Task to handle changing of lock state of the user
@@ -58,9 +57,9 @@
 
         HashMap<ShortcutKey, ShortcutInfo> pinnedShortcuts = new HashMap<>();
         if (isUserUnlocked) {
-            List<ShortcutInfo> shortcuts =
+            DeepShortcutManager.QueryResult shortcuts =
                     deepShortcutManager.queryForPinnedShortcuts(null, mUser);
-            if (deepShortcutManager.wasLastCallSuccess()) {
+            if (shortcuts.wasSuccess()) {
                 for (ShortcutInfo shortcut : shortcuts) {
                     pinnedShortcuts.put(ShortcutKey.fromInfo(shortcut), shortcut);
                 }
diff --git a/src_shortcuts_overrides/com/android/launcher3/shortcuts/DeepShortcutManager.java b/src_shortcuts_overrides/com/android/launcher3/shortcuts/DeepShortcutManager.java
index 6b6f70d..84a59b2 100644
--- a/src_shortcuts_overrides/com/android/launcher3/shortcuts/DeepShortcutManager.java
+++ b/src_shortcuts_overrides/com/android/launcher3/shortcuts/DeepShortcutManager.java
@@ -45,19 +45,15 @@
             | ShortcutQuery.FLAG_MATCH_MANIFEST | ShortcutQuery.FLAG_MATCH_PINNED;
 
     private static DeepShortcutManager sInstance;
-    private static final Object sInstanceLock = new Object();
 
     public static DeepShortcutManager getInstance(Context context) {
-        synchronized (sInstanceLock) {
-            if (sInstance == null) {
-                sInstance = new DeepShortcutManager(context.getApplicationContext());
-            }
-            return sInstance;
+        if (sInstance == null) {
+            sInstance = new DeepShortcutManager(context.getApplicationContext());
         }
+        return sInstance;
     }
 
     private final LauncherApps mLauncherApps;
-    private boolean mWasLastCallSuccess;
 
     private DeepShortcutManager(Context context) {
         mLauncherApps = (LauncherApps) context.getSystemService(Context.LAUNCHER_APPS_SERVICE);
@@ -70,17 +66,13 @@
                 && !info.isDisabled() && !isItemPromise;
     }
 
-    public boolean wasLastCallSuccess() {
-        return mWasLastCallSuccess;
-    }
-
     /**
      * Queries for the shortcuts with the package name and provided ids.
      *
      * This method is intended to get the full details for shortcuts when they are added or updated,
      * because we only get "key" fields in onShortcutsChanged().
      */
-    public List<ShortcutInfo> queryForFullDetails(String packageName,
+    public QueryResult queryForFullDetails(String packageName,
             List<String> shortcutIds, UserHandle user) {
         return query(FLAG_GET_ALL, packageName, null, shortcutIds, user);
     }
@@ -89,7 +81,7 @@
      * Gets all the manifest and dynamic shortcuts associated with the given package and user,
      * to be displayed in the shortcuts container on long press.
      */
-    public List<ShortcutInfo> queryForShortcutsContainer(ComponentName activity,
+    public QueryResult queryForShortcutsContainer(ComponentName activity,
             UserHandle user) {
         return query(ShortcutQuery.FLAG_MATCH_MANIFEST | ShortcutQuery.FLAG_MATCH_DYNAMIC,
                 activity.getPackageName(), activity, null, user);
@@ -107,10 +99,8 @@
         pinnedIds.remove(id);
         try {
             mLauncherApps.pinShortcuts(packageName, pinnedIds, user);
-            mWasLastCallSuccess = true;
         } catch (SecurityException|IllegalStateException e) {
             Log.w(TAG, "Failed to unpin shortcut", e);
-            mWasLastCallSuccess = false;
         }
     }
 
@@ -126,10 +116,8 @@
         pinnedIds.add(id);
         try {
             mLauncherApps.pinShortcuts(packageName, pinnedIds, user);
-            mWasLastCallSuccess = true;
         } catch (SecurityException|IllegalStateException e) {
             Log.w(TAG, "Failed to pin shortcut", e);
-            mWasLastCallSuccess = false;
         }
     }
 
@@ -138,23 +126,18 @@
         try {
             mLauncherApps.startShortcut(packageName, id, sourceBounds,
                     startActivityOptions, user);
-            mWasLastCallSuccess = true;
         } catch (SecurityException|IllegalStateException e) {
             Log.e(TAG, "Failed to start shortcut", e);
-            mWasLastCallSuccess = false;
         }
     }
 
     public Drawable getShortcutIconDrawable(ShortcutInfo shortcutInfo, int density) {
         try {
-            Drawable icon = mLauncherApps.getShortcutIconDrawable(shortcutInfo, density);
-            mWasLastCallSuccess = true;
-            return icon;
+            return mLauncherApps.getShortcutIconDrawable(shortcutInfo, density);
         } catch (SecurityException|IllegalStateException e) {
             Log.e(TAG, "Failed to get shortcut icon", e);
-            mWasLastCallSuccess = false;
+            return null;
         }
-        return null;
     }
 
     /**
@@ -162,20 +145,20 @@
      *
      * If packageName is null, returns all pinned shortcuts regardless of package.
      */
-    public List<ShortcutInfo> queryForPinnedShortcuts(String packageName, UserHandle user) {
+    public QueryResult queryForPinnedShortcuts(String packageName, UserHandle user) {
         return queryForPinnedShortcuts(packageName, null, user);
     }
 
-    public List<ShortcutInfo> queryForPinnedShortcuts(String packageName,
-            List<String> shortcutIds, UserHandle user) {
+    public QueryResult queryForPinnedShortcuts(String packageName, List<String> shortcutIds,
+            UserHandle user) {
         return query(ShortcutQuery.FLAG_MATCH_PINNED, packageName, null, shortcutIds, user);
     }
 
-    public List<ShortcutInfo> queryForAllShortcuts(UserHandle user) {
+    public QueryResult queryForAllShortcuts(UserHandle user) {
         return query(FLAG_GET_ALL, null, null, null, user);
     }
 
-    private List<String> extractIds(List<ShortcutInfo> shortcuts) {
+    private static List<String> extractIds(List<ShortcutInfo> shortcuts) {
         List<String> shortcutIds = new ArrayList<>(shortcuts.size());
         for (ShortcutInfo shortcut : shortcuts) {
             shortcutIds.add(shortcut.getId());
@@ -189,8 +172,8 @@
      *
      * TODO: Use the cache to optimize this so we don't make an RPC every time.
      */
-    private List<ShortcutInfo> query(int flags, String packageName,
-            ComponentName activity, List<String> shortcutIds, UserHandle user) {
+    private QueryResult query(int flags, String packageName, ComponentName activity,
+            List<String> shortcutIds, UserHandle user) {
         ShortcutQuery q = new ShortcutQuery();
         q.setQueryFlags(flags);
         if (packageName != null) {
@@ -198,18 +181,12 @@
             q.setActivity(activity);
             q.setShortcutIds(shortcutIds);
         }
-        List<ShortcutInfo> shortcutInfos = null;
         try {
-            shortcutInfos = mLauncherApps.getShortcuts(q, user);
-            mWasLastCallSuccess = true;
+            return new QueryResult(mLauncherApps.getShortcuts(q, user));
         } catch (SecurityException|IllegalStateException e) {
             Log.e(TAG, "Failed to query for shortcuts", e);
-            mWasLastCallSuccess = false;
+            return QueryResult.FAILURE;
         }
-        if (shortcutInfos == null) {
-            return Collections.EMPTY_LIST;
-        }
-        return shortcutInfos;
     }
 
     public boolean hasHostPermission() {
@@ -220,4 +197,25 @@
         }
         return false;
     }
+
+    public static class QueryResult extends ArrayList<ShortcutInfo> {
+
+        static QueryResult FAILURE = new QueryResult();
+
+        private final boolean mWasSuccess;
+
+        QueryResult(List<ShortcutInfo> result) {
+            super(result == null ? Collections.emptyList() : result);
+            mWasSuccess = true;
+        }
+
+        QueryResult() {
+            mWasSuccess = false;
+        }
+
+
+        public boolean wasSuccess() {
+            return mWasSuccess;
+        }
+    }
 }