Refactor ActivityAllAppsContainerView to depend on ActivityContext.

All of the all apps search support is in this class which is also being
refactored to depend on ActivityContext. At the end of this refactor,
this class can be merged with BaseAllAppsContainerView.

Test: Manual
Bug: 216683257
Change-Id: I8cbf21c8d9ce97cc60e9846cfe8c2a7bcb800a01

src/com/android/launcher3/BaseDraggingActivity.java

@@ -216,6 +216,7 @@ public abstract class BaseDraggingActivity extends BaseActivity
      * Creates and returns {@link SearchAdapterProvider} for build variant specific search result
      * views
      */
+    @Override
     public SearchAdapterProvider<?> createSearchAdapterProvider(
             ActivityAllAppsContainerView<?> allApps) {
         return new DefaultSearchAdapterProvider(this);

src/com/android/launcher3/allapps/ActivityAllAppsContainerView.java

@@ -26,12 +26,13 @@ import android.widget.RelativeLayout;
 import androidx.core.graphics.ColorUtils;
 import androidx.recyclerview.widget.RecyclerView;
 
-import com.android.launcher3.BaseDraggingActivity;
+import com.android.launcher3.DeviceProfile.DeviceProfileListenable;
 import com.android.launcher3.R;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.allapps.search.SearchAdapterProvider;
 import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.util.PackageManagerHelper;
+import com.android.launcher3.views.AppLauncher;
 
 import java.util.Objects;
 
@@ -40,8 +41,8 @@ import java.util.Objects;
  *
  * @param <T> Type of context inflating all apps.
  */
-public class ActivityAllAppsContainerView<T extends BaseDraggingActivity> extends
-        BaseAllAppsContainerView<T> {
+public class ActivityAllAppsContainerView<T extends Context & AppLauncher
+        & DeviceProfileListenable> extends BaseAllAppsContainerView<T> {
 
     protected SearchUiManager mSearchUiManager;
     /**
@@ -104,7 +105,7 @@ public class ActivityAllAppsContainerView<T extends BaseDraggingActivity> extend
     }
 
     @Override
-    protected SearchAdapterProvider<?> createMainAdapterProvider() {
+    protected final SearchAdapterProvider<?> createMainAdapterProvider() {
         return mActivityContext.createSearchAdapterProvider(this);
     }
 

src/com/android/launcher3/views/ActivityContext.java

@@ -25,7 +25,9 @@ import android.view.View.AccessibilityDelegate;
 import androidx.annotation.Nullable;
 
 import com.android.launcher3.DeviceProfile;
+import com.android.launcher3.allapps.ActivityAllAppsContainerView;
 import com.android.launcher3.allapps.BaseAllAppsContainerView;
+import com.android.launcher3.allapps.search.SearchAdapterProvider;
 import com.android.launcher3.dot.DotInfo;
 import com.android.launcher3.dragndrop.DragController;
 import com.android.launcher3.folder.FolderIcon;
@@ -190,4 +192,14 @@ public interface ActivityContext {
     default StringCache getStringCache() {
         return null;
     }
+
+    /**
+     * Creates and returns {@link SearchAdapterProvider} for build variant specific search result
+     * views.
+     */
+    @Nullable
+    default SearchAdapterProvider<?> createSearchAdapterProvider(
+            ActivityAllAppsContainerView<?> appsView) {
+        return null;
+    }
 }