Aaron Heuckroth | e2d92ac | 2019-05-01 10:44:59 -0400 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2019 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.systemui.globalactions; |
| 18 | |
| 19 | import android.content.Context; |
| 20 | import android.text.TextUtils; |
| 21 | import android.util.AttributeSet; |
| 22 | import android.view.View; |
| 23 | import android.view.ViewGroup; |
| 24 | |
| 25 | import com.android.internal.annotations.VisibleForTesting; |
| 26 | import com.android.systemui.HardwareBgDrawable; |
| 27 | import com.android.systemui.MultiListLayout; |
| 28 | import com.android.systemui.R; |
| 29 | import com.android.systemui.util.leak.RotationUtils; |
| 30 | |
| 31 | import java.util.Locale; |
| 32 | |
| 33 | /** |
| 34 | * Grid-based implementation of the button layout created by the global actions dialog. |
| 35 | */ |
| 36 | public abstract class GlobalActionsLayout extends MultiListLayout { |
| 37 | |
| 38 | boolean mBackgroundsSet; |
| 39 | |
| 40 | public GlobalActionsLayout(Context context, AttributeSet attrs) { |
| 41 | super(context, attrs); |
| 42 | } |
| 43 | |
| 44 | private void setBackgrounds() { |
Aran Ink | 780d450 | 2020-02-14 10:39:58 -0500 | [diff] [blame] | 45 | ViewGroup listView = getListView(); |
| 46 | int listBgColor = getResources().getColor( |
Aaron Heuckroth | e2d92ac | 2019-05-01 10:44:59 -0400 | [diff] [blame] | 47 | R.color.global_actions_grid_background, null); |
Aran Ink | 780d450 | 2020-02-14 10:39:58 -0500 | [diff] [blame] | 48 | HardwareBgDrawable listBackground = getBackgroundDrawable(listBgColor); |
| 49 | if (listBackground != null) { |
| 50 | listView.setBackground(listBackground); |
| 51 | } |
| 52 | |
| 53 | ViewGroup separatedView = getSeparatedView(); |
| 54 | |
| 55 | if (separatedView != null) { |
| 56 | int separatedBgColor = getResources().getColor( |
| 57 | R.color.global_actions_separated_background, null); |
| 58 | HardwareBgDrawable separatedBackground = getBackgroundDrawable(separatedBgColor); |
| 59 | if (separatedBackground != null) { |
| 60 | getSeparatedView().setBackground(separatedBackground); |
| 61 | } |
| 62 | } |
| 63 | } |
| 64 | |
| 65 | protected HardwareBgDrawable getBackgroundDrawable(int backgroundColor) { |
| 66 | HardwareBgDrawable background = new HardwareBgDrawable(true, true, getContext()); |
| 67 | background.setTint(backgroundColor); |
| 68 | return background; |
Aaron Heuckroth | e2d92ac | 2019-05-01 10:44:59 -0400 | [diff] [blame] | 69 | } |
| 70 | |
| 71 | @Override |
| 72 | protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { |
| 73 | super.onMeasure(widthMeasureSpec, heightMeasureSpec); |
| 74 | |
| 75 | // backgrounds set only once, the first time onMeasure is called after inflation |
| 76 | if (getListView() != null && !mBackgroundsSet) { |
| 77 | setBackgrounds(); |
| 78 | mBackgroundsSet = true; |
| 79 | } |
| 80 | } |
| 81 | |
| 82 | protected void addToListView(View v, boolean reverse) { |
| 83 | if (reverse) { |
| 84 | getListView().addView(v, 0); |
| 85 | } else { |
| 86 | getListView().addView(v); |
| 87 | } |
| 88 | } |
| 89 | |
| 90 | protected void addToSeparatedView(View v, boolean reverse) { |
Aran Ink | 780d450 | 2020-02-14 10:39:58 -0500 | [diff] [blame] | 91 | ViewGroup separated = getSeparatedView(); |
| 92 | if (separated != null) { |
| 93 | if (reverse) { |
| 94 | separated.addView(v, 0); |
| 95 | } else { |
| 96 | separated.addView(v); |
| 97 | } |
Aaron Heuckroth | e2d92ac | 2019-05-01 10:44:59 -0400 | [diff] [blame] | 98 | } else { |
Aran Ink | 780d450 | 2020-02-14 10:39:58 -0500 | [diff] [blame] | 99 | // if no separated view exists, just use the list view |
| 100 | addToListView(v, reverse); |
Aaron Heuckroth | e2d92ac | 2019-05-01 10:44:59 -0400 | [diff] [blame] | 101 | } |
| 102 | } |
| 103 | |
| 104 | @VisibleForTesting |
| 105 | protected int getCurrentLayoutDirection() { |
| 106 | return TextUtils.getLayoutDirectionFromLocale(Locale.getDefault()); |
| 107 | } |
| 108 | |
| 109 | @VisibleForTesting |
| 110 | protected int getCurrentRotation() { |
| 111 | return RotationUtils.getRotation(mContext); |
| 112 | } |
| 113 | |
| 114 | /** |
| 115 | * Determines whether the ListGridLayout should reverse the ordering of items within sublists. |
| 116 | * Used for RTL languages to ensure that items appear in the same positions, without having to |
| 117 | * override layoutDirection, which breaks Talkback ordering. |
| 118 | */ |
| 119 | protected abstract boolean shouldReverseListItems(); |
| 120 | |
| 121 | @Override |
| 122 | public void onUpdateList() { |
| 123 | super.onUpdateList(); |
| 124 | |
| 125 | ViewGroup separatedView = getSeparatedView(); |
| 126 | ViewGroup listView = getListView(); |
| 127 | |
| 128 | for (int i = 0; i < mAdapter.getCount(); i++) { |
| 129 | // generate the view item |
| 130 | View v; |
| 131 | boolean separated = mAdapter.shouldBeSeparated(i); |
| 132 | if (separated) { |
| 133 | v = mAdapter.getView(i, null, separatedView); |
| 134 | } else { |
| 135 | v = mAdapter.getView(i, null, listView); |
| 136 | } |
| 137 | if (separated) { |
| 138 | addToSeparatedView(v, false); |
| 139 | } else { |
| 140 | addToListView(v, shouldReverseListItems()); |
| 141 | } |
| 142 | } |
| 143 | } |
| 144 | |
| 145 | @Override |
| 146 | protected ViewGroup getSeparatedView() { |
| 147 | return findViewById(R.id.separated_button); |
| 148 | } |
| 149 | |
| 150 | @Override |
| 151 | protected ViewGroup getListView() { |
| 152 | return findViewById(android.R.id.list); |
| 153 | } |
| 154 | |
| 155 | protected View getWrapper() { |
| 156 | return getChildAt(0); |
| 157 | } |
| 158 | |
| 159 | /** |
| 160 | * Not used in this implementation of the Global Actions Menu, but necessary for some others. |
| 161 | */ |
| 162 | @Override |
| 163 | public void setDivisionView(View v) { |
| 164 | // do nothing |
| 165 | } |
| 166 | } |