1 /* 2 * Copyright 2018 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.car.media.browse; 18 19 import android.support.annotation.NonNull; 20 import android.support.annotation.Nullable; 21 import android.view.View; 22 23 import com.android.car.media.common.MediaItemMetadata; 24 25 import java.util.Objects; 26 27 /** 28 * Information necessary to update a {@link BrowseViewHolder} 29 */ 30 class BrowseViewData { 31 /** {@link com.android.car.media.common.MediaItemMetadata} associated with this item */ 32 public final MediaItemMetadata mMediaItem; 33 /** View type associated with this item */ 34 @NonNull public final BrowseItemViewType mViewType; 35 /** Current state of this item */ 36 public final BrowseAdapter.State mState; 37 /** Text associated with this item */ 38 public final CharSequence mText; 39 /** Click listener to set for this item */ 40 public final View.OnClickListener mOnClickListener; 41 42 /** 43 * Creates a {@link BrowseViewData} for a particular {@link MediaItemMetadata}. 44 * 45 * @param mediaItem {@link MediaItemMetadata} metadata 46 * @param viewType view type to use to represent this item 47 * @param state current item state 48 * @param onClickListener optional {@link android.view.View.OnClickListener} 49 */ BrowseViewData(MediaItemMetadata mediaItem, @NonNull BrowseItemViewType viewType, @NonNull BrowseAdapter.State state, View.OnClickListener onClickListener)50 BrowseViewData(MediaItemMetadata mediaItem, @NonNull BrowseItemViewType viewType, 51 @NonNull BrowseAdapter.State state, View.OnClickListener onClickListener) { 52 mMediaItem = mediaItem; 53 mViewType = viewType; 54 mState = state; 55 mText = null; 56 mOnClickListener = onClickListener; 57 } 58 59 /** 60 * Creates a {@link BrowseViewData} for a given text (normally used for headers or footers) 61 * @param text text to set 62 * @param viewType view type to use 63 * @param onClickListener optional {@link android.view.View.OnClickListener} 64 */ BrowseViewData(@onNull CharSequence text, @NonNull BrowseItemViewType viewType, View.OnClickListener onClickListener)65 BrowseViewData(@NonNull CharSequence text, @NonNull BrowseItemViewType viewType, 66 View.OnClickListener onClickListener) { 67 mText = text; 68 mViewType = viewType; 69 mMediaItem = null; 70 mState = null; 71 mOnClickListener = onClickListener; 72 } 73 74 @Override equals(Object o)75 public boolean equals(Object o) { 76 if (this == o) return true; 77 if (o == null || getClass() != o.getClass()) return false; 78 BrowseViewData item = (BrowseViewData) o; 79 return Objects.equals(mMediaItem, item.mMediaItem) && 80 mState == item.mState && 81 mViewType == item.mViewType; 82 } 83 84 @Override hashCode()85 public int hashCode() { 86 return Objects.hash(mMediaItem, mState, mViewType); 87 } 88 } 89