content: /*
   * Copyright (C) 2017 The Android Open Source Project
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *      http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package com.android.launcher3.allapps;
  
  import android.support.animation.SpringAnimation;
  import android.support.annotation.NonNull;
  import android.view.KeyEvent;
  
  /**
   * Interface for controlling the Apps search UI.
   */
  public interface SearchUiManager {
  
      /**
       * Initializes the search manager.
       */
      void initialize(AlphabeticalAppsList appsList, AllAppsRecyclerView recyclerView);
  
      /**
       * A {@link SpringAnimation} that will be used when the user flings.
       */
      @NonNull SpringAnimation getSpringForFling();
  
      /**
       * Notifies the search manager that the apps-list has changed and the search UI should be
       * updated accordingly.
       */
      void refreshSearchResult();
  
      /**
       * Notifies the search manager to close any active search session.
       */
      void reset();
  
      /**
       * Called before dispatching a key event, in case the search manager wants to initialize
       * some UI beforehand.
       */
      void preDispatchKeyEvent(KeyEvent keyEvent);
  
      /**
       * Starts the search UI
       */
      void startAppsSearch();
  
      void addOnScrollRangeChangeListener(OnScrollRangeChangeListener listener);
  
      /**
       * Callback for listening to changes in the vertical scroll range when opening all-apps.
       */
      interface OnScrollRangeChangeListener {
  
          void onScrollRangeChanged(int scrollRange);
      }
  }
  