| /* |
| * Copyright (C) 2015 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.documentsui; |
| |
| import android.content.Context; |
| import android.graphics.Rect; |
| import android.util.AttributeSet; |
| import android.util.TypedValue; |
| import android.widget.LinearLayout; |
| |
| /** |
| * Layout for a single item in List mode. This class overrides the default focus listener in order |
| * to light up a focus indicator when it is focused. |
| */ |
| public class ListItem extends LinearLayout |
| { |
| public ListItem(Context context) { |
| super(context); |
| } |
| |
| public ListItem(Context context, AttributeSet attrs) { |
| super(context, attrs); |
| } |
| |
| @Override |
| protected void onFocusChanged(boolean gainFocus, int direction, Rect previouslyFocusedRect) { |
| TypedValue color = new TypedValue(); |
| int colorId = gainFocus ? android.R.attr.colorAccent : android.R.color.transparent; |
| getContext().getTheme().resolveAttribute(colorId, color, true); |
| |
| findViewById(R.id.focus_indicator).setBackgroundColor(color.data); |
| super.onFocusChanged(gainFocus, direction, previouslyFocusedRect); |
| } |
| } |