| /* |
| * Copyright (C) 2019 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.car.ui.uxr; |
| |
| import android.content.Context; |
| import android.util.AttributeSet; |
| import android.widget.Switch; |
| |
| import androidx.annotation.Nullable; |
| |
| /** |
| * A {@link Switch} that implements {@link DrawableStateView}, for allowing additional states |
| * such as ux restriction. |
| */ |
| public class DrawableStateSwitch extends Switch implements DrawableStateView { |
| private int[] mState; |
| |
| public DrawableStateSwitch(Context context) { |
| super(context); |
| } |
| |
| public DrawableStateSwitch(Context context, @Nullable AttributeSet attrs) { |
| super(context, attrs); |
| } |
| |
| public DrawableStateSwitch(Context context, @Nullable AttributeSet attrs, int defStyleAttr) { |
| super(context, attrs, defStyleAttr); |
| } |
| |
| public DrawableStateSwitch( |
| Context context, @Nullable AttributeSet attrs, int defStyleAttr, int defStyleRes) { |
| super(context, attrs, defStyleAttr, defStyleRes); |
| } |
| |
| @Override |
| public void setDrawableState(int[] state) { |
| mState = state; |
| refreshDrawableState(); |
| } |
| |
| @Override |
| public int[] onCreateDrawableState(int extraSpace) { |
| if (mState == null) { |
| return super.onCreateDrawableState(extraSpace); |
| } else { |
| return mergeDrawableStates( |
| super.onCreateDrawableState(extraSpace + mState.length), mState); |
| } |
| } |
| } |