1 /* This file is auto-generated from VerticalGridFragment. DO NOT MODIFY. */ 2 3 /* 4 * Copyright (C) 2014 The Android Open Source Project 5 * 6 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except 7 * in compliance with the License. You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software distributed under the License 12 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express 13 * or implied. See the License for the specific language governing permissions and limitations under 14 * the License. 15 */ 16 package com.example.android.leanback; 17 18 import android.content.Intent; 19 import android.os.Bundle; 20 import android.os.Handler; 21 import android.support.v17.leanback.widget.ArrayObjectAdapter; 22 import android.support.v17.leanback.widget.Presenter; 23 import android.support.v17.leanback.widget.RowPresenter; 24 import android.support.v17.leanback.widget.VerticalGridPresenter; 25 import android.support.v17.leanback.widget.Row; 26 import android.support.v17.leanback.widget.OnItemViewClickedListener; 27 import android.support.v17.leanback.widget.OnItemViewSelectedListener; 28 import android.util.Log; 29 import android.view.Gravity; 30 import android.view.View; 31 import android.view.ViewGroup; 32 import android.widget.TextView; 33 34 public class VerticalGridSupportFragment extends android.support.v17.leanback.app.VerticalGridSupportFragment { 35 private static final String TAG = "leanback.VerticalGridSupportFragment"; 36 37 private static final int NUM_COLUMNS = 3; 38 private static final int NUM_ITEMS = 50; 39 private static final int HEIGHT = 200; 40 private static final boolean TEST_ENTRANCE_TRANSITION = true; 41 42 private static class Adapter extends ArrayObjectAdapter { Adapter(StringPresenter presenter)43 public Adapter(StringPresenter presenter) { 44 super(presenter); 45 } callNotifyChanged()46 public void callNotifyChanged() { 47 super.notifyChanged(); 48 } 49 } 50 private Adapter mAdapter; 51 52 @Override onCreate(Bundle savedInstanceState)53 public void onCreate(Bundle savedInstanceState) { 54 Log.i(TAG, "onCreate"); 55 super.onCreate(savedInstanceState); 56 57 setBadgeDrawable(getActivity().getResources().getDrawable(R.drawable.ic_title)); 58 setTitle("Leanback Vertical Grid Demo"); 59 60 setupFragment(); 61 if (TEST_ENTRANCE_TRANSITION) { 62 // don't run entrance transition if fragment is restored. 63 if (savedInstanceState == null) { 64 prepareEntranceTransition(); 65 } 66 } 67 // simulates in a real world use case data being loaded two seconds later 68 new Handler().postDelayed(new Runnable() { 69 public void run() { 70 loadData(); 71 startEntranceTransition(); 72 } 73 }, 2000); 74 } 75 loadData()76 private void loadData() { 77 for (int i = 0; i < NUM_ITEMS; i++) { 78 mAdapter.add(Integer.toString(i)); 79 } 80 } 81 setupFragment()82 private void setupFragment() { 83 VerticalGridPresenter gridPresenter = new VerticalGridPresenter(); 84 gridPresenter.setNumberOfColumns(NUM_COLUMNS); 85 setGridPresenter(gridPresenter); 86 87 mAdapter = new Adapter(new StringPresenter()); 88 setAdapter(mAdapter); 89 90 setOnItemViewSelectedListener(new OnItemViewSelectedListener() { 91 @Override 92 public void onItemSelected(Presenter.ViewHolder itemViewHolder, Object item, 93 RowPresenter.ViewHolder rowViewHolder, Row row) { 94 Log.i(TAG, "onItemSelected: " + item + " row " + row); 95 } 96 }); 97 98 setOnItemViewClickedListener(new OnItemViewClickedListener() { 99 @Override 100 public void onItemClicked(Presenter.ViewHolder itemViewHolder, Object item, 101 RowPresenter.ViewHolder rowViewHolder, Row row) { 102 Log.i(TAG, "onItemClicked: " + item + " row " + row); 103 mAdapter.callNotifyChanged(); 104 } 105 }); 106 setOnSearchClickedListener(new View.OnClickListener() { 107 @Override 108 public void onClick(View view) { 109 Intent intent = new Intent(getActivity(), SearchSupportActivity.class); 110 startActivity(intent); 111 } 112 }); 113 } 114 } 115