Ben Kwa | 98bb6cf | 2015-10-14 08:00:27 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2015 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 android.content.Context; |
| 20 | import android.graphics.Rect; |
| 21 | import android.util.AttributeSet; |
| 22 | import android.util.TypedValue; |
Ben Kwa | 98bb6cf | 2015-10-14 08:00:27 -0700 | [diff] [blame] | 23 | import android.widget.LinearLayout; |
| 24 | |
| 25 | /** |
| 26 | * Layout for a single item in List mode. This class overrides the default focus listener in order |
| 27 | * to light up a focus indicator when it is focused. |
| 28 | */ |
| 29 | public class ListItem extends LinearLayout |
| 30 | { |
| 31 | public ListItem(Context context) { |
| 32 | super(context); |
| 33 | } |
| 34 | |
| 35 | public ListItem(Context context, AttributeSet attrs) { |
| 36 | super(context, attrs); |
| 37 | } |
| 38 | |
| 39 | @Override |
| 40 | protected void onFocusChanged(boolean gainFocus, int direction, Rect previouslyFocusedRect) { |
Ben Kwa | f4b0ff6 | 2016-02-02 12:11:10 -0800 | [diff] [blame] | 41 | TypedValue color = new TypedValue(); |
| 42 | int colorId = gainFocus ? android.R.attr.colorAccent : android.R.color.transparent; |
| 43 | getContext().getTheme().resolveAttribute(colorId, color, true); |
| 44 | |
| 45 | findViewById(R.id.focus_indicator).setBackgroundColor(color.data); |
Ben Kwa | 98bb6cf | 2015-10-14 08:00:27 -0700 | [diff] [blame] | 46 | super.onFocusChanged(gainFocus, direction, previouslyFocusedRect); |
| 47 | } |
| 48 | } |