1/* 2 * Copyright (C) 2014 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.example.android.leanback; 18 19import android.app.Activity; 20import android.content.Context; 21import android.graphics.drawable.Drawable; 22import android.os.Bundle; 23import android.support.v17.leanback.app.GuidedStepFragment; 24import android.support.v17.leanback.widget.GuidanceStylist; 25import android.support.v17.leanback.widget.GuidanceStylist.Guidance; 26import android.support.v17.leanback.widget.GuidedAction; 27 28import java.util.List; 29 30/** 31 * Activity that showcases different aspects of GuidedStepFragments. 32 */ 33public class DetailsPresenterSelectionActivity extends Activity { 34 35 private static final int OPTION_CHECK_SET_ID = 10; 36 37 private static final long ACTION_ID_SWITCH_LEGACY_ON = 10000; 38 private static final long ACTION_ID_SWITCH_LEGACY_OFF = 10001; 39 40 public static boolean USE_LEGACY_PRESENTER = false; 41 42 private static final String[] OPTION_NAMES = { "Use new details presenter", "Use legacy details presenter" }; 43 private static final String[] OPTION_DESCRIPTIONS = { "Use new details presenter", 44 "Use legacy details presenter"}; 45 private static final long[] OPTION_IDS = {ACTION_ID_SWITCH_LEGACY_OFF, ACTION_ID_SWITCH_LEGACY_ON}; 46 47 @Override 48 protected void onCreate(Bundle savedInstanceState) { 49 super.onCreate(savedInstanceState); 50 GuidedStepFragment.addAsRoot(this, new SetupFragment(), android.R.id.content); 51 } 52 53 private static void addAction(List<GuidedAction> actions, long id, String title, String desc) { 54 actions.add(new GuidedAction.Builder(null) 55 .id(id) 56 .title(title) 57 .description(desc) 58 .build()); 59 } 60 61 private static void addCheckedAction(List<GuidedAction> actions, Context context, 62 long id, String title, String desc, boolean checked) { 63 actions.add(new GuidedAction.Builder(null) 64 .title(title) 65 .description(desc) 66 .id(id) 67 .checkSetId(OPTION_CHECK_SET_ID) 68 .checked(checked) 69 .build()); 70 } 71 72 private static class SetupFragment extends GuidedStepFragment { 73 74 @Override 75 public Guidance onCreateGuidance(Bundle savedInstanceState) { 76 String title = getString(R.string.guidedstep_second_title); 77 String breadcrumb = getString(R.string.guidedstep_second_breadcrumb); 78 String description = getString(R.string.guidedstep_second_description); 79 Drawable icon = getActivity().getResources().getDrawable(R.drawable.ic_main_icon); 80 return new Guidance(title, description, breadcrumb, icon); 81 } 82 83 @Override 84 public GuidanceStylist onCreateGuidanceStylist() { 85 return new GuidanceStylist() { 86 @Override 87 public int onProvideLayoutId() { 88 return R.layout.guidedstep_second_guidance; 89 } 90 }; 91 } 92 93 @Override 94 public void onCreateActions(List<GuidedAction> actions, Bundle savedInstanceState) { 95 for (int i = 0; i < OPTION_NAMES.length; i++) { 96 boolean checked = false; 97 if (OPTION_IDS[i] == ACTION_ID_SWITCH_LEGACY_ON) { 98 if (USE_LEGACY_PRESENTER) { 99 checked = true; 100 } 101 } else if (OPTION_IDS[i] == ACTION_ID_SWITCH_LEGACY_OFF) { 102 if (!USE_LEGACY_PRESENTER) { 103 checked = true; 104 } 105 } 106 addCheckedAction(actions, getActivity(), OPTION_IDS[i], OPTION_NAMES[i], 107 OPTION_DESCRIPTIONS[i], checked); 108 } 109 } 110 111 @Override 112 public void onGuidedActionClicked(GuidedAction action) { 113 if (action.getId() == ACTION_ID_SWITCH_LEGACY_ON) { 114 USE_LEGACY_PRESENTER = action.isChecked(); 115 } else if (action.getId() == ACTION_ID_SWITCH_LEGACY_OFF) { 116 USE_LEGACY_PRESENTER = !action.isChecked(); 117 } 118 getActivity().finish(); 119 } 120 121 } 122 123} 124