1/* 2 * Copyright (C) 2015 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 */ 14package androidx.leanback.app; 15 16import android.graphics.Color; 17import android.util.Log; 18import android.view.ViewGroup; 19import android.widget.TextView; 20 21import androidx.leanback.widget.Presenter; 22 23public class StringPresenter extends Presenter { 24 private static final boolean DEBUG = false; 25 private static final String TAG = "StringPresenter"; 26 27 @Override 28 public ViewHolder onCreateViewHolder(ViewGroup parent) { 29 if (DEBUG) Log.d(TAG, "onCreateViewHolder"); 30 TextView tv = new TextView(parent.getContext()); 31 tv.setFocusable(true); 32 tv.setFocusableInTouchMode(true); 33 tv.setLayoutParams(new ViewGroup.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT, 200)); 34 tv.setBackgroundColor(Color.CYAN); 35 tv.setTextColor(Color.BLACK); 36 return new ViewHolder(tv); 37 } 38 39 @Override 40 public void onBindViewHolder(ViewHolder viewHolder, Object item) { 41 if (DEBUG) Log.d(TAG, "onBindViewHolder for " + item.toString()); 42 ((TextView) viewHolder.view).setText(item.toString()); 43 } 44 45 @Override 46 public void onUnbindViewHolder(ViewHolder viewHolder) { 47 if (DEBUG) Log.d(TAG, "onUnbindViewHolder"); 48 } 49} 50