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 17package com.google.android.leanbackjank.presenter; 18 19import android.content.res.Resources; 20import android.graphics.Color; 21import android.support.v17.leanback.widget.Presenter; 22import android.support.v4.content.res.ResourcesCompat; 23import android.view.Gravity; 24import android.view.ViewGroup; 25import android.widget.TextView; 26 27import com.google.android.leanbackjank.R; 28 29public class GridItemPresenter extends Presenter { 30 31 @Override 32 public ViewHolder onCreateViewHolder(ViewGroup parent) { 33 TextView view = new TextView(parent.getContext()); 34 35 Resources res = parent.getResources(); 36 int width = res.getDimensionPixelSize(R.dimen.grid_item_width); 37 int height = res.getDimensionPixelSize(R.dimen.grid_item_height); 38 39 view.setLayoutParams(new ViewGroup.LayoutParams(width, height)); 40 view.setFocusable(true); 41 view.setFocusableInTouchMode(true); 42 view.setBackgroundColor( 43 ResourcesCompat.getColor(parent.getResources(), R.color.jank_yellow, null)); 44 view.setTextColor(Color.WHITE); 45 view.setGravity(Gravity.CENTER); 46 return new ViewHolder(view); 47 } 48 49 @Override 50 public void onBindViewHolder(ViewHolder viewHolder, Object item) { 51 ((TextView) viewHolder.view).setText((String) item); 52 } 53 54 @Override 55 public void onUnbindViewHolder(ViewHolder viewHolder) { 56 } 57} 58