1 /*
2  * Copyright (C) 2017 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.documentsui;
18 
19 import androidx.annotation.CallSuper;
20 import android.view.View;
21 
22 import com.android.documentsui.services.FileOperationService;
23 
24 /**
25  * Provides common functionality for a {@link ItemDragListener.DragHost}.
26  */
27 public abstract class AbstractDragHost implements ItemDragListener.DragHost {
28 
29     protected DragAndDropManager mDragAndDropManager;
30 
AbstractDragHost(DragAndDropManager dragAndDropManager)31     public AbstractDragHost(DragAndDropManager dragAndDropManager) {
32         mDragAndDropManager = dragAndDropManager;
33     }
34 
35     @CallSuper
36     @Override
onDragExited(View v)37     public void onDragExited(View v) {
38         mDragAndDropManager.resetState(v);
39     }
40 
41     @CallSuper
42     @Override
onDragEnded()43     public void onDragEnded() {
44         mDragAndDropManager.dragEnded();
45     }
46 }
47