1/*
2 * Copyright (C) 2012 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.support.appnavigation.app;
18
19import android.app.Activity;
20import android.content.Intent;
21import android.os.Bundle;
22import android.view.MenuItem;
23import android.widget.TextView;
24
25import androidx.core.app.NavUtils;
26import androidx.core.app.TaskStackBuilder;
27
28import com.example.android.support.appnavigation.R;
29
30public class ContentViewActivity extends Activity {
31    public static final String EXTRA_TEXT = "com.example.android.appnavigation.EXTRA_TEXT";
32
33    @Override
34    protected void onCreate(Bundle savedInstanceState) {
35        super.onCreate(savedInstanceState);
36        setContentView(R.layout.content_view);
37
38        ActionBarCompat.setDisplayHomeAsUpEnabled(this, true);
39
40        Intent intent = getIntent();
41        if (Intent.ACTION_VIEW.equals(intent.getAction())) {
42            TextView tv = findViewById(R.id.status_text);
43            tv.setText("Viewing content from ACTION_VIEW");
44        } else if (intent.hasExtra(EXTRA_TEXT)) {
45            TextView tv = findViewById(R.id.status_text);
46            tv.setText(intent.getStringExtra(EXTRA_TEXT));
47        }
48    }
49
50    @Override
51    public boolean onOptionsItemSelected(MenuItem item) {
52        if (item.getItemId() == android.R.id.home) {
53            Intent upIntent = NavUtils.getParentActivityIntent(this);
54            if (NavUtils.shouldUpRecreateTask(this, upIntent)) {
55                TaskStackBuilder.from(this)
56                        .addParentStack(this)
57                        .startActivities();
58                finish();
59            } else {
60                NavUtils.navigateUpTo(this, upIntent);
61            }
62            return true;
63        }
64        return super.onOptionsItemSelected(item);
65    }
66}
67