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.view.Gravity; 22import android.view.ViewGroup; 23import android.widget.TextView; 24 25import androidx.core.content.res.ResourcesCompat; 26import androidx.leanback.widget.Presenter; 27 28import com.google.android.leanbackjank.R; 29 30public class GridItemPresenter extends Presenter { 31 32 @Override 33 public ViewHolder onCreateViewHolder(ViewGroup parent) { 34 TextView view = new TextView(parent.getContext()); 35 36 Resources res = parent.getResources(); 37 int width = res.getDimensionPixelSize(R.dimen.grid_item_width); 38 int height = res.getDimensionPixelSize(R.dimen.grid_item_height); 39 40 view.setLayoutParams(new ViewGroup.LayoutParams(width, height)); 41 view.setFocusable(true); 42 view.setFocusableInTouchMode(true); 43 view.setBackgroundColor( 44 ResourcesCompat.getColor(parent.getResources(), R.color.jank_yellow, null)); 45 view.setTextColor(Color.WHITE); 46 view.setGravity(Gravity.CENTER); 47 return new ViewHolder(view); 48 } 49 50 @Override 51 public void onBindViewHolder(ViewHolder viewHolder, Object item) { 52 ((TextView) viewHolder.view).setText((String) item); 53 } 54 55 @Override 56 public void onUnbindViewHolder(ViewHolder viewHolder) { 57 } 58} 59