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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 package org.chromium.chrome.browser.webapps; | 5 package org.chromium.chrome.browser.webapps; |
6 | 6 |
7 /** | 7 /** |
8 * Type of WebappActivity that has the ability to swap out the webapp it is curr
ently showing for a | 8 * Type of WebApkActivity and it is targeted on Android versions older than L, s
imilar to |
9 * new one. This is necessary on Android versions older than L because the frame
work had no way of | 9 * WebappManagedActivity for WebappActivity. |
10 * allowing multiple instances of an Activity to be launched and show up as diff
erent tasks. | |
11 * Anything extending this class must be named WebappActivity0, WebappActivity1,
etc. | |
12 */ | 10 */ |
13 public abstract class WebappManagedActivity extends WebappActivity { | 11 public abstract class WebApkManagedActivity extends WebApkActivity { |
14 private final int mActivityIndex; | 12 private final int mActivityIndex; |
15 | 13 |
16 public WebappManagedActivity() { | 14 public WebApkManagedActivity() { |
17 mActivityIndex = getActivityIndex(); | 15 mActivityIndex = getActivityIndex(); |
18 } | 16 } |
19 | 17 |
20 @Override | 18 @Override |
21 public void onStartWithNative() { | 19 public void onStartWithNative() { |
22 super.onStartWithNative(); | 20 super.onStartWithNative(); |
23 | 21 |
24 if (!isFinishing()) { | 22 if (!isFinishing()) { |
25 markActivityUsed(); | 23 markActivityUsed(); |
26 } | 24 } |
27 } | 25 } |
28 | 26 |
29 @Override | 27 @Override |
30 protected String getId() { | 28 protected String getId() { |
31 return String.valueOf(mActivityIndex); | 29 return String.valueOf(mActivityIndex); |
32 } | 30 } |
33 | 31 |
34 /** | 32 /** |
35 * Marks that this WebappActivity is recently used to prevent other webapps
from using it. | 33 * Marks that this WebApkActivity is recently used to prevent other webapps
from using it. |
36 */ | 34 */ |
37 private void markActivityUsed() { | 35 private void markActivityUsed() { |
38 ActivityAssigner.instance(this).markActivityUsed(mActivityIndex, getWeba
ppInfo().id()); | 36 ActivityAssigner.instance(getWebappInfo().id()).markActivityUsed( |
| 37 mActivityIndex, getWebappInfo().id()); |
39 } | 38 } |
40 | 39 |
41 /** | 40 /** |
42 * Pulls out the index of the WebappActivity subclass that is being used. | 41 * Pulls out the index of the WebApkActivity subclass that is being used. |
43 * e.g. WebappActivity0.getActivityIndex() will return 0. | 42 * e.g. WebApkActivity0.getActivityIndex() will return 0. |
44 * @return The index corresponding to this WebappActivity. | 43 * @return The index corresponding to this WebApkActivity0. |
45 */ | 44 */ |
46 private int getActivityIndex() { | 45 private int getActivityIndex() { |
47 // Cull out the activity index from the class name. | 46 // Cull out the activity index from the class name. |
48 String baseClassName = WebappActivity.class.getSimpleName(); | 47 String baseClassName = WebApkActivity.class.getSimpleName(); |
49 String className = this.getClass().getSimpleName(); | 48 String className = this.getClass().getSimpleName(); |
50 assert className.matches("^" + baseClassName + "[0-9]+$"); | 49 assert className.matches("^" + baseClassName + "[0-9]+$"); |
51 String indexString = className.substring(baseClassName.length()); | 50 String indexString = className.substring(baseClassName.length()); |
52 return Integer.parseInt(indexString); | 51 return Integer.parseInt(indexString); |
53 } | 52 } |
54 } | 53 } |
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