1 /* 2 * Copyright (C) 2016 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.settings.password; 18 19 import android.support.v7.widget.RecyclerView; 20 import android.view.LayoutInflater; 21 import android.view.View; 22 import android.view.ViewGroup; 23 import android.widget.TextView; 24 25 import com.android.settings.R; 26 27 import static com.android.settings.password.PasswordRequirementAdapter 28 .PasswordRequirementViewHolder; 29 30 /** 31 * Used in {@link com.android.settings.ChooseLockPassword} to show password requirements. 32 */ 33 public class PasswordRequirementAdapter extends 34 RecyclerView.Adapter<PasswordRequirementViewHolder> { 35 private String[] mRequirements; 36 PasswordRequirementAdapter()37 public PasswordRequirementAdapter() { 38 setHasStableIds(true); 39 } 40 41 @Override onCreateViewHolder(ViewGroup parent, int viewType)42 public PasswordRequirementViewHolder onCreateViewHolder(ViewGroup parent, int viewType) { 43 View v = LayoutInflater.from(parent.getContext()) 44 .inflate(R.layout.password_requirement_item, parent, false); 45 return new PasswordRequirementViewHolder(v); 46 } 47 48 @Override getItemCount()49 public int getItemCount() { 50 return mRequirements.length; 51 } 52 setRequirements(String[] requirements)53 public void setRequirements(String[] requirements) { 54 mRequirements = requirements; 55 notifyDataSetChanged(); 56 } 57 58 @Override getItemId(int position)59 public long getItemId(int position) { 60 return mRequirements[position].hashCode(); 61 } 62 63 @Override onBindViewHolder(PasswordRequirementViewHolder holder, int position)64 public void onBindViewHolder(PasswordRequirementViewHolder holder, int position) { 65 holder.mDescriptionText.setText(mRequirements[position]); 66 } 67 68 public static class PasswordRequirementViewHolder extends RecyclerView.ViewHolder { 69 private TextView mDescriptionText; 70 PasswordRequirementViewHolder(View itemView)71 public PasswordRequirementViewHolder(View itemView) { 72 super(itemView); 73 mDescriptionText = (TextView) itemView; 74 } 75 } 76 77 } 78