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      1 /*
      2  * Copyright (C) 2012 Google Inc.
      3  * Licensed to The Android Open Source Project.
      4  *
      5  * Licensed under the Apache License, Version 2.0 (the "License");
      6  * you may not use this file except in compliance with the License.
      7  * You may obtain a copy of the License at
      8  *
      9  *      http://www.apache.org/licenses/LICENSE-2.0
     10  *
     11  * Unless required by applicable law or agreed to in writing, software
     12  * distributed under the License is distributed on an "AS IS" BASIS,
     13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     14  * See the License for the specific language governing permissions and
     15  * limitations under the License.
     16  */
     17 
     18 package com.android.mail.ui;
     19 
     20 import android.view.View;
     21 
     22 /**
     23  * Represents an item that can be dismissed by the SwipeableListView.
     24  */
     25 public interface SwipeableItemView {
     26     public SwipeableView getSwipeableView();
     27 
     28     public boolean canChildBeDismissed();
     29 
     30     public void dismiss();
     31 
     32     /**
     33      * Returns the minimum allowed displacement in the Y axis that is considered a scroll. After
     34      * this displacement, all future events are considered scroll events rather than swipes.
     35      * @return
     36      */
     37     public float getMinAllowScrollDistance();
     38 
     39     public static class SwipeableView {
     40         public static SwipeableView from(View view) {
     41             view.setClickable(true);
     42             return new SwipeableView(view);
     43         }
     44 
     45         private final View mView;
     46         private SwipeableView(View view) {
     47             mView = view;
     48         }
     49 
     50         public View getView() {
     51             return mView;
     52         }
     53     }
     54 }
     55