Moving LauncherAccessibilityDelegate to Launcher to associate it with

activity lifecycle.

Change-Id: Ib815505677fa7ed74bdcfe7141b1d9bea5d7143a

11 files changed, 21 insertions, 33 deletions

diff --git a/src/com/android/launcher3/BubbleTextView.java b/src/com/android/launcher3/BubbleTextView.java
index 5d0f78308..be00aec34 100644
--- a/src/com/android/launcher3/BubbleTextView.java
+++ b/src/com/android/launcher3/BubbleTextView.java
@@ -143,7 +143,7 @@ public class BubbleTextView extends TextView
             setShadowLayer(SHADOW_LARGE_RADIUS, 0.0f, SHADOW_Y_OFFSET, SHADOW_LARGE_COLOUR);
         }
 
-        setAccessibilityDelegate(LauncherAppState.getInstance().getAccessibilityDelegate());
+        setAccessibilityDelegate(mLauncher.getAccessibilityDelegate());
     }
 
     public void applyFromShortcutInfo(ShortcutInfo info, IconCache iconCache) {
diff --git a/src/com/android/launcher3/ButtonDropTarget.java b/src/com/android/launcher3/ButtonDropTarget.java
index 61ac713a5..5a4ed2f54 100644
--- a/src/com/android/launcher3/ButtonDropTarget.java
+++ b/src/com/android/launcher3/ButtonDropTarget.java
@@ -312,8 +312,7 @@ public abstract class ButtonDropTarget extends TextView
 
     @Override
     public void onClick(View v) {
-        LauncherAppState.getInstance().getAccessibilityDelegate()
-            .handleAccessibleDrop(this, null, null);
+        mLauncher.getAccessibilityDelegate().handleAccessibleDrop(this, null, null);
     }
 
     public int getTextColor() {
diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index d768ea87c..156c1b0b0 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -92,6 +92,7 @@ import android.widget.Toast;
 
 import com.android.launcher3.DropTarget.DragObject;
 import com.android.launcher3.LauncherSettings.Favorites;
+import com.android.launcher3.accessibility.LauncherAccessibilityDelegate;
 import com.android.launcher3.allapps.AllAppsContainerView;
 import com.android.launcher3.allapps.AllAppsTransitionController;
 import com.android.launcher3.allapps.DefaultAppSearchController;
@@ -286,6 +287,7 @@ public class Launcher extends Activity
     private LauncherModel mModel;
     private IconCache mIconCache;
     private ExtractedColors mExtractedColors;
+    private LauncherAccessibilityDelegate mAccessibilityDelegate;
     @Thunk boolean mUserPresent = true;
     private boolean mVisible = false;
     private boolean mHasFocus = false;
@@ -414,6 +416,7 @@ public class Launcher extends Activity
         mIsSafeModeEnabled = getPackageManager().isSafeMode();
         mModel = app.setLauncher(this);
         mIconCache = app.getIconCache();
+        mAccessibilityDelegate = new LauncherAccessibilityDelegate(this);
 
         mDragController = new DragController(this);
         mAllAppsController = new AllAppsTransitionController(this);
@@ -1999,6 +2002,10 @@ public class Launcher extends Activity
         }
     }
 
+    public LauncherAccessibilityDelegate getAccessibilityDelegate() {
+        return mAccessibilityDelegate;
+    }
+
     public DragController getDragController() {
         return mDragController;
     }
diff --git a/src/com/android/launcher3/LauncherAppState.java b/src/com/android/launcher3/LauncherAppState.java
index ae3abbf61..c2e7f1aac 100644
--- a/src/com/android/launcher3/LauncherAppState.java
+++ b/src/com/android/launcher3/LauncherAppState.java
@@ -16,20 +16,18 @@
 
 package com.android.launcher3;
 
-import android.app.SearchManager;
 import android.content.BroadcastReceiver;
 import android.content.Context;
 import android.content.Intent;
 import android.content.IntentFilter;
 import android.util.Log;
 
-import com.android.launcher3.accessibility.LauncherAccessibilityDelegate;
 import com.android.launcher3.compat.LauncherAppsCompat;
 import com.android.launcher3.compat.PackageInstallerCompat;
 import com.android.launcher3.compat.UserManagerCompat;
 import com.android.launcher3.dynamicui.ExtractionUtils;
-import com.android.launcher3.util.ConfigMonitor;
 import com.android.launcher3.logging.FileLog;
+import com.android.launcher3.util.ConfigMonitor;
 import com.android.launcher3.util.TestingUtils;
 import com.android.launcher3.util.Thunk;
 
@@ -51,8 +49,6 @@ public class LauncherAppState {
 
     private InvariantDeviceProfile mInvariantDeviceProfile;
 
-    private LauncherAccessibilityDelegate mAccessibilityDelegate;
-
     public static LauncherAppState getInstance() {
         if (INSTANCE == null) {
             INSTANCE = new LauncherAppState();
@@ -154,15 +150,9 @@ public class LauncherAppState {
     LauncherModel setLauncher(Launcher launcher) {
         sLauncherProvider.get().setLauncherProviderChangeListener(launcher);
         mModel.initialize(launcher);
-        mAccessibilityDelegate = ((launcher != null) && Utilities.ATLEAST_LOLLIPOP) ?
-            new LauncherAccessibilityDelegate(launcher) : null;
         return mModel;
     }
 
-    public LauncherAccessibilityDelegate getAccessibilityDelegate() {
-        return mAccessibilityDelegate;
-    }
-
     public IconCache getIconCache() {
         return mIconCache;
     }
diff --git a/src/com/android/launcher3/LauncherAppWidgetHostView.java b/src/com/android/launcher3/LauncherAppWidgetHostView.java
index 53d9c0455..d371a869c 100644
--- a/src/com/android/launcher3/LauncherAppWidgetHostView.java
+++ b/src/com/android/launcher3/LauncherAppWidgetHostView.java
@@ -63,7 +63,7 @@ public class LauncherAppWidgetHostView extends AppWidgetHostView implements Touc
         mStylusEventHelper = new StylusEventHelper(new SimpleOnStylusPressListener(this), this);
         mInflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
         mDragLayer = ((Launcher) context).getDragLayer();
-        setAccessibilityDelegate(LauncherAppState.getInstance().getAccessibilityDelegate());
+        setAccessibilityDelegate(((Launcher) context).getAccessibilityDelegate());
 
         setBackgroundResource(R.drawable.widget_internal_focus_bg);
     }
diff --git a/src/com/android/launcher3/Workspace.java b/src/com/android/launcher3/Workspace.java
index cb88fc6bd..0e4fe8b19 100644
--- a/src/com/android/launcher3/Workspace.java
+++ b/src/com/android/launcher3/Workspace.java
@@ -601,9 +601,7 @@ public class Workspace extends PagedView
         mScreenOrder.add(insertIndex, screenId);
         addView(newScreen, insertIndex);
 
-        LauncherAccessibilityDelegate delegate =
-                LauncherAppState.getInstance().getAccessibilityDelegate();
-        if (delegate != null && delegate.isInAccessibleDrag()) {
+        if (mLauncher.getAccessibilityDelegate().isInAccessibleDrag()) {
             newScreen.enableAccessibleDrag(true, CellLayout.WORKSPACE_ACCESSIBILITY_DRAG);
         }
 
@@ -918,8 +916,7 @@ public class Workspace extends PagedView
             }
         }
 
-        LauncherAccessibilityDelegate delegate =
-                LauncherAppState.getInstance().getAccessibilityDelegate();
+        boolean isInAccessibleDrag = mLauncher.getAccessibilityDelegate().isInAccessibleDrag();
 
         // We enforce at least one page to add new items to. In the case that we remove the last
         // such screen, we convert the last screen to the empty screen
@@ -936,7 +933,7 @@ public class Workspace extends PagedView
                     pageShift++;
                 }
 
-                if (delegate != null && delegate.isInAccessibleDrag()) {
+                if (isInAccessibleDrag) {
                     cl.enableAccessibleDrag(false, CellLayout.WORKSPACE_ACCESSIBILITY_DRAG);
                 }
 
diff --git a/src/com/android/launcher3/accessibility/DragAndDropAccessibilityDelegate.java b/src/com/android/launcher3/accessibility/DragAndDropAccessibilityDelegate.java
index 78accf720..4efe445f7 100644
--- a/src/com/android/launcher3/accessibility/DragAndDropAccessibilityDelegate.java
+++ b/src/com/android/launcher3/accessibility/DragAndDropAccessibilityDelegate.java
@@ -26,7 +26,7 @@ import android.view.View.OnClickListener;
 import android.view.accessibility.AccessibilityEvent;
 
 import com.android.launcher3.CellLayout;
-import com.android.launcher3.LauncherAppState;
+import com.android.launcher3.Launcher;
 import com.android.launcher3.R;
 
 import java.util.List;
@@ -50,7 +50,7 @@ public abstract class DragAndDropAccessibilityDelegate extends ExploreByTouchHel
         super(forView);
         mView = forView;
         mContext = mView.getContext();
-        mDelegate = LauncherAppState.getInstance().getAccessibilityDelegate();
+        mDelegate = ((Launcher) mContext).getAccessibilityDelegate();
     }
 
     @Override
diff --git a/src/com/android/launcher3/allapps/AllAppsGridAdapter.java b/src/com/android/launcher3/allapps/AllAppsGridAdapter.java
index c2a319cc8..c68356ed5 100644
--- a/src/com/android/launcher3/allapps/AllAppsGridAdapter.java
+++ b/src/com/android/launcher3/allapps/AllAppsGridAdapter.java
@@ -490,16 +490,14 @@ public class AllAppsGridAdapter extends RecyclerView.Adapter<AllAppsGridAdapter.
                 AppInfo info = mApps.getAdapterItems().get(position).appInfo;
                 BubbleTextView icon = (BubbleTextView) holder.mContent;
                 icon.applyFromApplicationInfo(info);
-                icon.setAccessibilityDelegate(
-                        LauncherAppState.getInstance().getAccessibilityDelegate());
+                icon.setAccessibilityDelegate(mLauncher.getAccessibilityDelegate());
                 break;
             }
             case PREDICTION_ICON_VIEW_TYPE: {
                 AppInfo info = mApps.getAdapterItems().get(position).appInfo;
                 BubbleTextView icon = (BubbleTextView) holder.mContent;
                 icon.applyFromApplicationInfo(info);
-                icon.setAccessibilityDelegate(
-                        LauncherAppState.getInstance().getAccessibilityDelegate());
+                icon.setAccessibilityDelegate(mLauncher.getAccessibilityDelegate());
                 break;
             }
             case EMPTY_SEARCH_VIEW_TYPE:
diff --git a/src/com/android/launcher3/dragndrop/DragLayer.java b/src/com/android/launcher3/dragndrop/DragLayer.java
index c62353dfd..496693835 100644
--- a/src/com/android/launcher3/dragndrop/DragLayer.java
+++ b/src/com/android/launcher3/dragndrop/DragLayer.java
@@ -339,9 +339,7 @@ public class DragLayer extends InsettableFrameLayout {
     }
 
     private boolean isInAccessibleDrag() {
-        LauncherAccessibilityDelegate delegate = LauncherAppState
-                .getInstance().getAccessibilityDelegate();
-        return delegate != null && delegate.isInAccessibleDrag();
+        return mLauncher.getAccessibilityDelegate().isInAccessibleDrag();
     }
 
     @Override
diff --git a/src/com/android/launcher3/folder/FolderIcon.java b/src/com/android/launcher3/folder/FolderIcon.java
index 157a97096..d7952c570 100644
--- a/src/com/android/launcher3/folder/FolderIcon.java
+++ b/src/com/android/launcher3/folder/FolderIcon.java
@@ -144,8 +144,6 @@ public class FolderIcon extends FrameLayout implements FolderListener {
         mPreviewLayoutRule = FeatureFlags.LAUNCHER3_LEGACY_FOLDER_ICON ?
                 new StackFolderIconLayoutRule() :
                 new ClippedFolderIconLayoutRule();
-
-        setAccessibilityDelegate(LauncherAppState.getInstance().getAccessibilityDelegate());
     }
 
     public static FolderIcon fromXml(int resId, Launcher launcher, ViewGroup group,
@@ -183,6 +181,7 @@ public class FolderIcon extends FrameLayout implements FolderListener {
         folder.setFolderIcon(icon);
         folder.bind(folderInfo);
         icon.setFolder(folder);
+        icon.setAccessibilityDelegate(launcher.getAccessibilityDelegate());
 
         folderInfo.addListener(icon);
 
diff --git a/src/com/android/launcher3/widget/WidgetCell.java b/src/com/android/launcher3/widget/WidgetCell.java
index 3ad03ae41..ad32f9240 100644
--- a/src/com/android/launcher3/widget/WidgetCell.java
+++ b/src/com/android/launcher3/widget/WidgetCell.java
@@ -94,7 +94,7 @@ public class WidgetCell extends LinearLayout implements OnLayoutChangeListener {
         setContainerWidth();
         setWillNotDraw(false);
         setClipToPadding(false);
-        setAccessibilityDelegate(LauncherAppState.getInstance().getAccessibilityDelegate());
+        setAccessibilityDelegate(mLauncher.getAccessibilityDelegate());
     }
 
     private void setContainerWidth() {