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 */
14
15package android.support.v17.leanback.supportleanbackshowcase.app.wizard;
16
17import android.os.Bundle;
18import android.os.Handler;
19import android.support.annotation.NonNull;
20import android.support.v17.leanback.app.GuidedStepFragment;
21import android.support.v17.leanback.supportleanbackshowcase.R;
22import android.support.v17.leanback.widget.GuidanceStylist;
23import android.support.v17.leanback.widget.GuidedAction;
24import android.support.v17.leanback.widget.GuidedActionsStylist;
25
26import java.util.List;
27
28/**
29 * This is the third screen of the rental wizard which will display a progressbar while waiting for
30 * the server to process the rental. The server communication is faked for the sake of this example
31 * by waiting four seconds until continuing.
32 */
33public class WizardExample3rdStepFragment extends WizardExampleBaseStepFragment {
34
35    private static final int ACTION_ID_PROCESSING = 1;
36    private final Handler mFakeHttpHandler = new Handler();
37
38    @Override
39    public void onStart() {
40        super.onStart();
41
42        // Fake Http call by creating some sort of delay.
43        mFakeHttpHandler.postDelayed(fakeHttpRequestRunnable, 4000L);
44    }
45
46    @Override
47    public GuidedActionsStylist onCreateActionsStylist() {
48        GuidedActionsStylist stylist = new GuidedActionsStylist() {
49            @Override
50            public int onProvideItemLayoutId() {
51                return R.layout.wizard_progress_action_item;
52            }
53
54        };
55        return stylist;
56    }
57
58    @Override
59    public int onProvideTheme() {
60        return R.style.Theme_Example_LeanbackWizard_NoSelector;
61    }
62
63    @Override
64    public void onStop() {
65        super.onStop();
66
67        // Make sure to cancel the execution of the Runnable in case the fragment is stopped.
68        mFakeHttpHandler.removeCallbacks(fakeHttpRequestRunnable);
69    }
70
71    @NonNull
72    @Override
73    public GuidanceStylist.Guidance onCreateGuidance(Bundle savedInstanceState) {
74        GuidanceStylist.Guidance guidance = new GuidanceStylist.Guidance(mMovie.getTitle(),
75                getString(R.string.wizard_example_just_a_second),
76                mMovie.getBreadcrump(), null);
77        return guidance;
78    }
79
80    @Override
81    public void onCreateActions(@NonNull List<GuidedAction> actions, Bundle savedInstanceState) {
82        GuidedAction action = new GuidedAction.Builder(getActivity())
83                .id(ACTION_ID_PROCESSING)
84                .title(R.string.wizard_example_processing)
85                .infoOnly(true)
86                .build();
87        actions.add(action);
88    }
89
90    private final Runnable fakeHttpRequestRunnable = new Runnable() {
91        @Override
92        public void run() {
93            GuidedStepFragment fragment = new WizardExample4thStepFragment();
94            fragment.setArguments(getArguments());
95            add(getFragmentManager(), fragment);
96        }
97    };
98
99}
100