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| 1 // Copyright 2017 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 package org.chromium.chrome.browser.photo_picker; |
| 6 |
| 7 import android.support.v7.widget.RecyclerView.Adapter; |
| 8 import android.support.v7.widget.RecyclerView.ViewHolder; |
| 9 import android.view.LayoutInflater; |
| 10 import android.view.View; |
| 11 import android.view.ViewGroup; |
| 12 |
| 13 import org.chromium.chrome.R; |
| 14 |
| 15 /** |
| 16 * A data adapter for the Photo Picker. |
| 17 */ |
| 18 public class PickerAdapter extends Adapter<ViewHolder> { |
| 19 // The category view to use to show the images. |
| 20 private PickerCategoryView mCategoryView; |
| 21 |
| 22 /** |
| 23 * The PickerAdapter constructor. |
| 24 * @param categoryView The category view to use to show the images. |
| 25 */ |
| 26 public PickerAdapter(PickerCategoryView categoryView) { |
| 27 mCategoryView = categoryView; |
| 28 } |
| 29 |
| 30 // RecyclerView.Adapter: |
| 31 |
| 32 @Override |
| 33 public ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) { |
| 34 View itemView = LayoutInflater.from(parent.getContext()) |
| 35 .inflate(R.layout.photo_picker_bitmap_view, pare
nt, false); |
| 36 PickerBitmapView bitmapView = (PickerBitmapView) itemView; |
| 37 bitmapView.setCategoryView(mCategoryView); |
| 38 return new PickerBitmapViewHolder(bitmapView); |
| 39 } |
| 40 |
| 41 @Override |
| 42 public void onBindViewHolder(ViewHolder holder, int position) { |
| 43 if (holder instanceof PickerBitmapViewHolder) { |
| 44 PickerBitmapViewHolder myHolder = (PickerBitmapViewHolder) holder; |
| 45 myHolder.displayItem(mCategoryView, position); |
| 46 } |
| 47 } |
| 48 |
| 49 @Override |
| 50 public int getItemCount() { |
| 51 return mCategoryView.getPickerBitmaps().size(); |
| 52 } |
| 53 } |
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