1f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell/* 2f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell * Copyright (C) 2014 The Android Open Source Project 3f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell * 4f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell * Licensed under the Apache License, Version 2.0 (the "License"); 5f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell * you may not use this file except in compliance with the License. 6f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell * You may obtain a copy of the License at 7f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell * 8f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell * http://www.apache.org/licenses/LICENSE-2.0 9f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell * 10f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell * Unless required by applicable law or agreed to in writing, software 11f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell * distributed under the License is distributed on an "AS IS" BASIS, 12f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell * See the License for the specific language governing permissions and 14f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell * limitations under the License. 15f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell */ 16f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell 17f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell 18f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powellpackage android.support.v4.widget; 19f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell 2084cdd567de45ea632670d51da5fb4545248d073bChris Banesimport android.content.Context; 2184cdd567de45ea632670d51da5fb4545248d073bChris Banesimport android.content.res.TypedArray; 2284cdd567de45ea632670d51da5fb4545248d073bChris Banesimport android.graphics.drawable.Drawable; 238f886fe8c7e23fe6ccb8734167c960c2ed3429c3Alan Viveretteimport android.support.annotation.RequiresApi; 24f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powellimport android.view.Gravity; 25f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powellimport android.view.View; 26f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powellimport android.view.ViewGroup; 27f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powellimport android.view.WindowInsets; 28f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell 29f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell/** 30f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell * Provides functionality for DrawerLayout unique to API 21 31f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell */ 328f886fe8c7e23fe6ccb8734167c960c2ed3429c3Alan Viverette@RequiresApi(21) 33f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powellclass DrawerLayoutCompatApi21 { 3484cdd567de45ea632670d51da5fb4545248d073bChris Banes 3584cdd567de45ea632670d51da5fb4545248d073bChris Banes private static final int[] THEME_ATTRS = { 3684cdd567de45ea632670d51da5fb4545248d073bChris Banes android.R.attr.colorPrimaryDark 3784cdd567de45ea632670d51da5fb4545248d073bChris Banes }; 3884cdd567de45ea632670d51da5fb4545248d073bChris Banes 39f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell public static void configureApplyInsets(View drawerLayout) { 40f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell if (drawerLayout instanceof DrawerLayoutImpl) { 41f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell drawerLayout.setOnApplyWindowInsetsListener(new InsetsListener()); 42f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell drawerLayout.setSystemUiVisibility(View.SYSTEM_UI_FLAG_LAYOUT_STABLE 43f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell | View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN); 44f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell } 45f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell } 46f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell 47f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell public static void dispatchChildInsets(View child, Object insets, int gravity) { 48f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell WindowInsets wi = (WindowInsets) insets; 49f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell if (gravity == Gravity.LEFT) { 50f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell wi = wi.replaceSystemWindowInsets(wi.getSystemWindowInsetLeft(), 51f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell wi.getSystemWindowInsetTop(), 0, wi.getSystemWindowInsetBottom()); 52f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell } else if (gravity == Gravity.RIGHT) { 53f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell wi = wi.replaceSystemWindowInsets(0, wi.getSystemWindowInsetTop(), 54f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell wi.getSystemWindowInsetRight(), wi.getSystemWindowInsetBottom()); 55f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell } 56f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell child.dispatchApplyWindowInsets(wi); 57f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell } 58f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell 59f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell public static void applyMarginInsets(ViewGroup.MarginLayoutParams lp, Object insets, 60f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell int gravity) { 61f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell WindowInsets wi = (WindowInsets) insets; 62f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell if (gravity == Gravity.LEFT) { 63f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell wi = wi.replaceSystemWindowInsets(wi.getSystemWindowInsetLeft(), 64f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell wi.getSystemWindowInsetTop(), 0, wi.getSystemWindowInsetBottom()); 65f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell } else if (gravity == Gravity.RIGHT) { 66f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell wi = wi.replaceSystemWindowInsets(0, wi.getSystemWindowInsetTop(), 67f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell wi.getSystemWindowInsetRight(), wi.getSystemWindowInsetBottom()); 68f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell } 69f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell lp.leftMargin = wi.getSystemWindowInsetLeft(); 70f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell lp.topMargin = wi.getSystemWindowInsetTop(); 71f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell lp.rightMargin = wi.getSystemWindowInsetRight(); 72f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell lp.bottomMargin = wi.getSystemWindowInsetBottom(); 73f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell } 74f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell 75f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell public static int getTopInset(Object insets) { 76f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell return insets != null ? ((WindowInsets) insets).getSystemWindowInsetTop() : 0; 77f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell } 78f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell 7984cdd567de45ea632670d51da5fb4545248d073bChris Banes public static Drawable getDefaultStatusBarBackground(Context context) { 8084cdd567de45ea632670d51da5fb4545248d073bChris Banes final TypedArray a = context.obtainStyledAttributes(THEME_ATTRS); 8184cdd567de45ea632670d51da5fb4545248d073bChris Banes try { 8284cdd567de45ea632670d51da5fb4545248d073bChris Banes return a.getDrawable(0); 8384cdd567de45ea632670d51da5fb4545248d073bChris Banes } finally { 8484cdd567de45ea632670d51da5fb4545248d073bChris Banes a.recycle(); 8584cdd567de45ea632670d51da5fb4545248d073bChris Banes } 8684cdd567de45ea632670d51da5fb4545248d073bChris Banes } 8784cdd567de45ea632670d51da5fb4545248d073bChris Banes 88f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell static class InsetsListener implements View.OnApplyWindowInsetsListener { 89f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell @Override 90f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell public WindowInsets onApplyWindowInsets(View v, WindowInsets insets) { 91f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell final DrawerLayoutImpl drawerLayout = (DrawerLayoutImpl) v; 92f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell drawerLayout.setChildInsets(insets, insets.getSystemWindowInsetTop() > 0); 93f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell return insets.consumeSystemWindowInsets(); 94f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell } 95f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell } 96f9c35128decbd812ff2497852ccacbd1ffbbd811Adam Powell} 97