1 /* 2 * Copyright (C) 2014 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except 5 * in compliance with the License. You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software distributed under the License 10 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express 11 * or implied. See the License for the specific language governing permissions and limitations under 12 * the License. 13 */ 14 package com.android.tv.quicksettings; 15 16 import android.support.v7.widget.RecyclerView; 17 import android.view.LayoutInflater; 18 import android.view.View; 19 import android.view.ViewGroup; 20 import android.widget.TextView; 21 22 import java.util.ArrayList; 23 24 public class DialogAdapter extends RecyclerView.Adapter<DialogAdapter.ViewHolder> { 25 26 private static final float FOCUSED_SCALE = 1f; 27 private static final float UNFOCUSED_SCALE = 0.5f; 28 29 private final ArrayList<Setting> mSettings; 30 private final int mPivotX; 31 private final int mPivotY; 32 private final SettingClickedListener mSettingClickedListener; 33 DialogAdapter(ArrayList<Setting> settings, int pivotX, int pivotY, SettingClickedListener settingClickedListener)34 public DialogAdapter(ArrayList<Setting> settings, int pivotX, int pivotY, 35 SettingClickedListener settingClickedListener) { 36 mSettings = settings; 37 mPivotX = pivotX; 38 mPivotY = pivotY; 39 mSettingClickedListener = settingClickedListener; 40 } 41 42 @Override onCreateViewHolder(ViewGroup parent, int viewType)43 public ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) { 44 View v = LayoutInflater.from(parent.getContext()).inflate(R.layout.dialog_setting, parent, 45 false); 46 final ViewHolder vh = new ViewHolder(v); 47 v.setPivotX(mPivotX); 48 v.setPivotY(mPivotY); 49 v.setScaleX(UNFOCUSED_SCALE); 50 v.setScaleY(UNFOCUSED_SCALE); 51 v.setOnClickListener(new View.OnClickListener() { 52 @Override 53 public void onClick(View v) { 54 Setting s = vh.mSetting; 55 if (s != null) { 56 mSettingClickedListener.onSettingClicked(s); 57 } 58 } 59 }); 60 v.setOnFocusChangeListener(new View.OnFocusChangeListener() { 61 @Override 62 public void onFocusChange(View v, boolean focusGained) { 63 float scale = focusGained ? FOCUSED_SCALE : UNFOCUSED_SCALE; 64 v.animate().cancel(); 65 v.animate().scaleX(scale).scaleY(scale).setDuration( 66 v.getContext().getResources() 67 .getInteger(android.R.integer.config_shortAnimTime)) 68 .start(); 69 } 70 }); 71 return vh; 72 } 73 74 @Override onBindViewHolder(ViewHolder holder, int position)75 public void onBindViewHolder(ViewHolder holder, int position) { 76 Setting s = mSettings.get(position); 77 holder.setSetting(s); 78 holder.mTitle.setText(s.getTitle()); 79 } 80 81 @Override onViewRecycled(ViewHolder holder)82 public void onViewRecycled(ViewHolder holder) { 83 holder.setSetting(null); 84 } 85 86 @Override getItemCount()87 public int getItemCount() { 88 return mSettings.size(); 89 } 90 91 public static class ViewHolder extends RecyclerView.ViewHolder { 92 private final TextView mTitle; 93 private Setting mSetting; 94 ViewHolder(View itemView)95 public ViewHolder(View itemView) { 96 super(itemView); 97 mTitle = (TextView) itemView.findViewById(R.id.setting_title); 98 } 99 setSetting(Setting setting)100 public void setSetting(Setting setting) { 101 mSetting = setting; 102 } 103 } 104 } 105