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