Adding context for app launches.

Bug: 21492784
Change-Id: I1b28ac8f44498e1d9770e770b074f19c721c3f10

10 files changed, 147 insertions, 26 deletions

diff --git a/src/com/android/launcher3/BubbleTextView.java b/src/com/android/launcher3/BubbleTextView.java
index edf502112..240f7c03f 100644
--- a/src/com/android/launcher3/BubbleTextView.java
+++ b/src/com/android/launcher3/BubbleTextView.java
@@ -28,7 +28,6 @@ import android.graphics.Region;
 import android.graphics.drawable.Drawable;
 import android.os.Build;
 import android.util.AttributeSet;
-import android.util.Log;
 import android.util.SparseArray;
 import android.util.TypedValue;
 import android.view.KeyEvent;
@@ -36,7 +35,6 @@ import android.view.MotionEvent;
 import android.view.ViewConfiguration;
 import android.view.ViewParent;
 import android.widget.TextView;
-
 import com.android.launcher3.IconCache.IconLoadRequest;
 import com.android.launcher3.model.PackageItemInfo;
 
diff --git a/src/com/android/launcher3/Folder.java b/src/com/android/launcher3/Folder.java
index fcfb717ab..94f8fc875 100644
--- a/src/com/android/launcher3/Folder.java
+++ b/src/com/android/launcher3/Folder.java
@@ -29,6 +29,7 @@ import android.graphics.Point;
 import android.graphics.PointF;
 import android.graphics.Rect;
 import android.os.Build;
+import android.os.Bundle;
 import android.text.InputType;
 import android.text.Selection;
 import android.text.Spannable;
@@ -66,7 +67,8 @@ import java.util.Collections;
  */
 public class Folder extends LinearLayout implements DragSource, View.OnClickListener,
         View.OnLongClickListener, DropTarget, FolderListener, TextView.OnEditorActionListener,
-        View.OnFocusChangeListener, DragListener, UninstallSource, AccessibilityDragSource {
+        View.OnFocusChangeListener, DragListener, UninstallSource, AccessibilityDragSource,
+        Stats.LaunchSourceProvider {
     private static final String TAG = "Launcher.Folder";
 
     /**
@@ -923,7 +925,7 @@ public class Folder extends LinearLayout implements DragSource, View.OnClickList
             View v = list.get(i);
             ItemInfo info = (ItemInfo) v.getTag();
             LauncherModel.addItemToDatabase(mLauncher, info, mInfo.id, 0,
-                        info.cellX, info.cellY);
+                    info.cellX, info.cellY);
         }
     }
 
@@ -1338,6 +1340,14 @@ public class Folder extends LinearLayout implements DragSource, View.OnClickList
         outRect.right += mScrollAreaOffset;
     }
 
+    @Override
+    public void fillInLaunchSourceData(Bundle sourceData) {
+        // Fill in from the folder icon's launch source provider first
+        Stats.LaunchSourceUtils.populateSourceDataFromAncestorProvider(mFolderIcon, sourceData);
+        sourceData.putString(Stats.SOURCE_EXTRA_SUB_CONTAINER, Stats.SUB_CONTAINER_FOLDER);
+        sourceData.putInt(Stats.SOURCE_EXTRA_SUB_CONTAINER_PAGE, mContent.getCurrentPage());
+    }
+
     private class OnScrollHintListener implements OnAlarmListener {
 
         private final DragObject mDragObject;
diff --git a/src/com/android/launcher3/Hotseat.java b/src/com/android/launcher3/Hotseat.java
index ce33164fa..6f097449c 100644
--- a/src/com/android/launcher3/Hotseat.java
+++ b/src/com/android/launcher3/Hotseat.java
@@ -19,15 +19,16 @@ package com.android.launcher3;
 import android.content.Context;
 import android.content.res.Configuration;
 import android.content.res.Resources;
-import android.graphics.Rect;
 import android.graphics.drawable.Drawable;
+import android.os.Bundle;
 import android.util.AttributeSet;
 import android.view.LayoutInflater;
 import android.view.MotionEvent;
 import android.widget.FrameLayout;
 import android.widget.TextView;
 
-public class Hotseat extends FrameLayout {
+public class Hotseat extends FrameLayout
+        implements Stats.LaunchSourceProvider{
 
     private CellLayout mContent;
 
@@ -160,4 +161,9 @@ public class Hotseat extends FrameLayout {
         }
         return false;
     }
+
+    @Override
+    public void fillInLaunchSourceData(Bundle sourceData) {
+        sourceData.putString(Stats.SOURCE_EXTRA_CONTAINER, Stats.CONTAINER_HOTSEAT);
+    }
 }
diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index 2ff6adc99..867a6e71d 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -1531,7 +1531,6 @@ public class Launcher extends Activity
      * Add a shortcut to the workspace.
      *
      * @param data The intent describing the shortcut.
-     * @param cellInfo The position on screen where to create the shortcut.
      */
     private void completeAddShortcut(Intent data, long container, long screenId, int cellX,
             int cellY) {
@@ -2549,13 +2548,6 @@ public class Launcher extends Activity
         }
     }
 
-    public void onClickPagedViewIcon(View v) {
-        startAppShortcutOrInfoActivity(v);
-        if (mLauncherCallbacks != null) {
-            mLauncherCallbacks.onClickPagedViewIcon(v);
-        }
-    }
-
     @SuppressLint("ClickableViewAccessibility")
     public boolean onTouch(View v, MotionEvent event) {
         return false;
@@ -2714,7 +2706,7 @@ public class Launcher extends Activity
         }
 
         boolean success = startActivitySafely(v, intent, tag);
-        mStats.recordLaunch(intent, shortcut);
+        mStats.recordLaunch(v, intent, shortcut);
 
         if (success && v instanceof BubbleTextView) {
             mWaitingForResume = (BubbleTextView) v;
@@ -2936,7 +2928,7 @@ public class Launcher extends Activity
         }
     }
 
-    boolean startActivity(View v, Intent intent, Object tag) {
+    private boolean startActivity(View v, Intent intent, Object tag) {
         intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
         try {
             // Only launch using the new animation if the shortcut has not opted out (this is a
@@ -3007,7 +2999,7 @@ public class Launcher extends Activity
         return false;
     }
 
-    boolean startActivitySafely(View v, Intent intent, Object tag) {
+    private boolean startActivitySafely(View v, Intent intent, Object tag) {
         boolean success = false;
         if (mIsSafeModeEnabled && !Utilities.isSystemApp(this, intent)) {
             Toast.makeText(this, R.string.safemode_shortcut_error, Toast.LENGTH_SHORT).show();
diff --git a/src/com/android/launcher3/LauncherCallbacks.java b/src/com/android/launcher3/LauncherCallbacks.java
index a5f36ba93..70e400bca 100644
--- a/src/com/android/launcher3/LauncherCallbacks.java
+++ b/src/com/android/launcher3/LauncherCallbacks.java
@@ -56,6 +56,8 @@ public interface LauncherCallbacks {
     public void bindAllApplications(ArrayList<AppInfo> apps);
     public void onClickFolderIcon(View v);
     public void onClickAppShortcut(View v);
+
+    @Deprecated
     public void onClickPagedViewIcon(View v);
     public void onClickWallpaperPicker(View v);
     public void onClickSettingsButton(View v);
diff --git a/src/com/android/launcher3/Stats.java b/src/com/android/launcher3/Stats.java
index 9d06f755f..cb0e252b2 100644
--- a/src/com/android/launcher3/Stats.java
+++ b/src/com/android/launcher3/Stats.java
@@ -20,9 +20,63 @@ import android.content.BroadcastReceiver;
 import android.content.Context;
 import android.content.Intent;
 import android.content.IntentFilter;
+import android.os.Bundle;
 import android.util.Log;
+import android.view.View;
+import android.view.ViewParent;
 
 public class Stats {
+
+    /**
+     * Implemented by containers to provide a launch source for a given child.
+     */
+    public interface LaunchSourceProvider {
+        void fillInLaunchSourceData(Bundle sourceData);
+    }
+
+    /**
+     * Helpers to add the source to a launch intent.
+     */
+    public static class LaunchSourceUtils {
+        /**
+         * Create a default bundle for LaunchSourceProviders to fill in their data.
+         */
+        public static Bundle createSourceData() {
+            Bundle sourceData = new Bundle();
+            sourceData.putString(SOURCE_EXTRA_CONTAINER, CONTAINER_HOMESCREEN);
+            // Have default container/sub container pages
+            sourceData.putInt(SOURCE_EXTRA_CONTAINER_PAGE, 0);
+            sourceData.putInt(SOURCE_EXTRA_SUB_CONTAINER_PAGE, 0);
+            return sourceData;
+        }
+
+        /**
+         * Finds the next launch source provider in the parents of the view hierarchy and populates
+         * the source data from that provider.
+         */
+        public static void populateSourceDataFromAncestorProvider(View v, Bundle sourceData) {
+            if (v == null) {
+                return;
+            }
+
+            Stats.LaunchSourceProvider provider = null;
+            ViewParent parent = v.getParent();
+            while (parent != null && parent instanceof View) {
+                if (parent instanceof Stats.LaunchSourceProvider) {
+                    provider = (Stats.LaunchSourceProvider) parent;
+                    break;
+                }
+                parent = parent.getParent();
+            }
+
+            if (provider != null) {
+                provider.fillInLaunchSourceData(sourceData);
+            } else if (LauncherAppState.isDogfoodBuild()) {
+                throw new RuntimeException("Expected LaunchSourceProvider");
+            }
+        }
+    }
+
     private static final boolean DEBUG_BROADCASTS = false;
 
     public static final String ACTION_LAUNCH = "com.android.launcher3.action.LAUNCH";
@@ -31,6 +85,22 @@ public class Stats {
     public static final String EXTRA_SCREEN = "screen";
     public static final String EXTRA_CELLX = "cellX";
     public static final String EXTRA_CELLY = "cellY";
+    public static final String EXTRA_SOURCE = "source";
+
+    public static final String SOURCE_EXTRA_CONTAINER = "container";
+    public static final String SOURCE_EXTRA_CONTAINER_PAGE = "container_page";
+    public static final String SOURCE_EXTRA_SUB_CONTAINER = "sub_container";
+    public static final String SOURCE_EXTRA_SUB_CONTAINER_PAGE = "sub_container_page";
+
+    public static final String CONTAINER_SEARCH_BOX = "search_box";
+    public static final String CONTAINER_ALL_APPS = "all_apps";
+    public static final String CONTAINER_HOMESCREEN = "homescreen"; // aka. Workspace
+    public static final String CONTAINER_HOTSEAT = "hotseat";
+
+    public static final String SUB_CONTAINER_FOLDER = "folder";
+    public static final String SUB_CONTAINER_ALL_APPS_A_Z = "a-z";
+    public static final String SUB_CONTAINER_ALL_APPS_PREDICTION = "prediction";
+    public static final String SUB_CONTAINER_ALL_APPS_SEARCH = "search";
 
     private final Launcher mLauncher;
     private final String mLaunchBroadcastPermission;
@@ -56,11 +126,7 @@ public class Stats {
         }
     }
 
-    public void recordLaunch(Intent intent) {
-        recordLaunch(intent, null);
-    }
-
-    public void recordLaunch(Intent intent, ShortcutInfo shortcut) {
+    public void recordLaunch(View v, Intent intent, ShortcutInfo shortcut) {
         intent = new Intent(intent);
         intent.setSourceBounds(null);
 
@@ -72,6 +138,10 @@ public class Stats {
                     .putExtra(EXTRA_CELLX, shortcut.cellX)
                     .putExtra(EXTRA_CELLY, shortcut.cellY);
         }
+
+        Bundle sourceExtras = LaunchSourceUtils.createSourceData();
+        LaunchSourceUtils.populateSourceDataFromAncestorProvider(v, sourceExtras);
+        broadcastIntent.putExtra(EXTRA_SOURCE, sourceExtras);
         mLauncher.sendBroadcast(broadcastIntent, mLaunchBroadcastPermission);
     }
 }
diff --git a/src/com/android/launcher3/Workspace.java b/src/com/android/launcher3/Workspace.java
index 6d5affb59..193a0af6f 100644
--- a/src/com/android/launcher3/Workspace.java
+++ b/src/com/android/launcher3/Workspace.java
@@ -28,6 +28,7 @@ import android.appwidget.AppWidgetHostView;
 import android.appwidget.AppWidgetProviderInfo;
 import android.content.ComponentName;
 import android.content.Context;
+import android.content.Intent;
 import android.content.SharedPreferences;
 import android.content.res.Resources;
 import android.content.res.TypedArray;
@@ -42,6 +43,7 @@ import android.graphics.Region.Op;
 import android.graphics.drawable.Drawable;
 import android.os.AsyncTask;
 import android.os.Build;
+import android.os.Bundle;
 import android.os.Handler;
 import android.os.IBinder;
 import android.os.Parcelable;
@@ -86,7 +88,7 @@ import java.util.concurrent.atomic.AtomicInteger;
 public class Workspace extends PagedView
         implements DropTarget, DragSource, DragScroller, View.OnTouchListener,
         DragController.DragListener, LauncherTransitionable, ViewGroup.OnHierarchyChangeListener,
-        Insettable, UninstallSource, AccessibilityDragSource {
+        Insettable, UninstallSource, AccessibilityDragSource, Stats.LaunchSourceProvider {
     private static final String TAG = "Launcher.Workspace";
 
     private static boolean ENFORCE_DRAG_EVENT_ORDER = false;
@@ -4461,6 +4463,12 @@ public class Workspace extends PagedView
         mLauncher.getDragLayer().getLocationInDragLayer(this, loc);
     }
 
+    @Override
+    public void fillInLaunchSourceData(Bundle sourceData) {
+        sourceData.putString(Stats.SOURCE_EXTRA_CONTAINER, Stats.CONTAINER_HOMESCREEN);
+        sourceData.putInt(Stats.SOURCE_EXTRA_CONTAINER_PAGE, getCurrentPage());
+    }
+
     /**
      * Used as a workaround to ensure that the AppWidgetService receives the
      * PACKAGE_ADDED broadcast before updating widgets.
diff --git a/src/com/android/launcher3/allapps/AllAppsContainerView.java b/src/com/android/launcher3/allapps/AllAppsContainerView.java
index 84a6462e5..9386500be 100644
--- a/src/com/android/launcher3/allapps/AllAppsContainerView.java
+++ b/src/com/android/launcher3/allapps/AllAppsContainerView.java
@@ -26,6 +26,7 @@ import android.graphics.drawable.Drawable;
 import android.graphics.drawable.GradientDrawable;
 import android.graphics.drawable.InsetDrawable;
 import android.os.Build;
+import android.os.Bundle;
 import android.support.v7.widget.RecyclerView;
 import android.text.Editable;
 import android.text.TextWatcher;
@@ -57,6 +58,7 @@ import com.android.launcher3.ItemInfo;
 import com.android.launcher3.Launcher;
 import com.android.launcher3.LauncherTransitionable;
 import com.android.launcher3.R;
+import com.android.launcher3.Stats;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.Workspace;
 import com.android.launcher3.allapps.AppSearchManager.AppSearchResultCallback;
@@ -172,7 +174,7 @@ public class AllAppsContainerView extends BaseContainerView implements DragSourc
         TextWatcher, TextView.OnEditorActionListener, LauncherTransitionable,
         AlphabeticalAppsList.AdapterChangedCallback, AllAppsGridAdapter.PredictionBarSpacerCallbacks,
         View.OnTouchListener, View.OnClickListener, View.OnLongClickListener,
-        ViewTreeObserver.OnPreDrawListener, AppSearchResultCallback {
+        ViewTreeObserver.OnPreDrawListener, AppSearchResultCallback, Stats.LaunchSourceProvider {
 
     public static final boolean GRID_MERGE_SECTIONS = true;
 
@@ -870,6 +872,15 @@ public class AllAppsContainerView extends BaseContainerView implements DragSourc
         return false;
     }
 
+    @Override
+    public void fillInLaunchSourceData(Bundle sourceData) {
+        // Since the other cases are caught by the AllAppsRecyclerView LaunchSourceProvider, we just
+        // handle the prediction bar icons here
+        sourceData.putString(Stats.SOURCE_EXTRA_CONTAINER, Stats.CONTAINER_ALL_APPS);
+        sourceData.putString(Stats.SOURCE_EXTRA_SUB_CONTAINER,
+                Stats.SUB_CONTAINER_ALL_APPS_PREDICTION);
+    }
+
     /**
      * Returns the predicted app in the prediction bar given a set of local coordinates.
      */
diff --git a/src/com/android/launcher3/allapps/AllAppsRecyclerView.java b/src/com/android/launcher3/allapps/AllAppsRecyclerView.java
index cc5add3b2..e1b5d918e 100644
--- a/src/com/android/launcher3/allapps/AllAppsRecyclerView.java
+++ b/src/com/android/launcher3/allapps/AllAppsRecyclerView.java
@@ -18,14 +18,15 @@ package com.android.launcher3.allapps;
 import android.content.Context;
 import android.graphics.Rect;
 import android.graphics.drawable.Drawable;
+import android.os.Bundle;
 import android.support.v7.widget.LinearLayoutManager;
 import android.support.v7.widget.RecyclerView;
 import android.util.AttributeSet;
 import android.view.View;
-
 import com.android.launcher3.BaseRecyclerView;
 import com.android.launcher3.DeviceProfile;
 import com.android.launcher3.Launcher;
+import com.android.launcher3.Stats;
 import com.android.launcher3.Utilities;
 
 import java.util.List;
@@ -33,7 +34,8 @@ import java.util.List;
 /**
  * A RecyclerView with custom fast scroll support for the all apps view.
  */
-public class AllAppsRecyclerView extends BaseRecyclerView {
+public class AllAppsRecyclerView extends BaseRecyclerView
+        implements Stats.LaunchSourceProvider {
 
     private AlphabeticalAppsList mApps;
     private int mNumAppsPerRow;
@@ -125,6 +127,18 @@ public class AllAppsRecyclerView extends BaseRecyclerView {
         addOnItemTouchListener(this);
     }
 
+    @Override
+    public void fillInLaunchSourceData(Bundle sourceData) {
+        sourceData.putString(Stats.SOURCE_EXTRA_CONTAINER, Stats.CONTAINER_ALL_APPS);
+        if (mApps.hasFilter()) {
+            sourceData.putString(Stats.SOURCE_EXTRA_SUB_CONTAINER,
+                    Stats.SUB_CONTAINER_ALL_APPS_SEARCH);
+        } else {
+            sourceData.putString(Stats.SOURCE_EXTRA_SUB_CONTAINER,
+                    Stats.SUB_CONTAINER_ALL_APPS_A_Z);
+        }
+    }
+
     /**
      * Maps the touch (from 0..1) to the adapter position that should be visible.
      */
diff --git a/src/com/android/launcher3/allapps/AlphabeticalAppsList.java b/src/com/android/launcher3/allapps/AlphabeticalAppsList.java
index 725616fb3..f4d02a1c9 100644
--- a/src/com/android/launcher3/allapps/AlphabeticalAppsList.java
+++ b/src/com/android/launcher3/allapps/AlphabeticalAppsList.java
@@ -46,6 +46,7 @@ public class AlphabeticalAppsList {
 
     public static final String TAG = "AlphabeticalAppsList";
     private static final boolean DEBUG = false;
+    private static final boolean DEBUG_PREDICTIONS = false;
 
     /**
      * Info about a section in the alphabetic list
@@ -477,6 +478,15 @@ public class AlphabeticalAppsList {
         mAdapterItems.clear();
         mSections.clear();
 
+        if (DEBUG_PREDICTIONS) {
+            if (mPredictedAppComponents.isEmpty() && !mApps.isEmpty()) {
+                mPredictedAppComponents.add(mApps.get(0).componentName);
+                mPredictedAppComponents.add(mApps.get(0).componentName);
+                mPredictedAppComponents.add(mApps.get(0).componentName);
+                mPredictedAppComponents.add(mApps.get(0).componentName);
+            }
+        }
+
         // Process the predicted app components
         mPredictedApps.clear();
         if (mPredictedAppComponents != null && !mPredictedAppComponents.isEmpty() && !hasFilter()) {