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      1 /*
      2  * Copyright (C) 2015 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package com.android.deskclock.alarms;
     18 
     19 /**
     20  * API that handles scrolling when an alarm item is expanded/collapsed.
     21  */
     22 public interface ScrollHandler {
     23 
     24     /**
     25      * Sets the stable id that view should be scrolled to. The view does not actually scroll yet.
     26      */
     27     void setSmoothScrollStableId(long stableId);
     28 
     29     /**
     30      * Perform smooth scroll to position.
     31      */
     32     void smoothScrollTo(int position);
     33 }