Home | History | Annotate | Download | only in quicksettings 
      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 
     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
     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
     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
     82     public void onViewRecycled(ViewHolder holder) {
     83         holder.setSetting(null);
     84     }
     85 
     86     @Override
     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 
     95         public ViewHolder(View itemView) {
     96             super(itemView);
     97             mTitle = (TextView) itemView.findViewById(R.id.setting_title);
     98         }
     99 
    100         public void setSetting(Setting setting) {
    101             mSetting = setting;
    102         }
    103     }
    104 }
    105