1 /* 2 * Copyright (C) 2016 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.dirlist; 18 19 import android.content.Context; 20 import android.content.res.TypedArray; 21 import android.support.annotation.ColorRes; 22 import android.support.v4.widget.SwipeRefreshLayout; 23 import android.util.AttributeSet; 24 import android.view.MotionEvent; 25 26 /** 27 * A {@link SwipeRefreshLayout} that does not intercept any touch events. This relies on its nested 28 * view to scroll in order to cause a refresh. It is possible that it gets disabled by 29 * {@link ListeningGestureDetector} . 30 */ 31 public class DocumentsSwipeRefreshLayout extends SwipeRefreshLayout { 32 33 private static final int[] COLOR_RES = new int[] { android.R.attr.colorAccent }; 34 private static int COLOR_ACCENT_INDEX = 0; 35 DocumentsSwipeRefreshLayout(Context context)36 public DocumentsSwipeRefreshLayout(Context context) { 37 this(context, null); 38 } 39 DocumentsSwipeRefreshLayout(Context context, AttributeSet attrs)40 public DocumentsSwipeRefreshLayout(Context context, AttributeSet attrs) { 41 super(context, attrs); 42 43 TypedArray a = context.obtainStyledAttributes(COLOR_RES); 44 @ColorRes int colorId = a.getResourceId(COLOR_ACCENT_INDEX, -1); 45 a.recycle(); 46 setColorSchemeResources(colorId); 47 } 48 49 @Override onInterceptTouchEvent(MotionEvent e)50 public boolean onInterceptTouchEvent(MotionEvent e) { 51 return false; 52 } 53 }