1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
|
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "android_webview/browser/aw_browser_main_parts.h"
#include "android_webview/browser/aw_browser_context.h"
#include "android_webview/browser/aw_dev_tools_discovery_provider.h"
#include "android_webview/browser/aw_media_client_android.h"
#include "android_webview/browser/aw_result_codes.h"
#include "android_webview/common/aw_resource.h"
#include "base/android/apk_assets.h"
#include "base/android/build_info.h"
#include "base/android/locale_utils.h"
#include "base/android/memory_pressure_listener_android.h"
#include "base/files/file_path.h"
#include "base/path_service.h"
#include "content/public/browser/render_process_host.h"
#include "content/public/common/content_client.h"
#include "content/public/common/content_switches.h"
#include "content/public/common/result_codes.h"
#include "content/public/common/url_utils.h"
#include "media/base/android/media_client_android.h"
#include "net/android/network_change_notifier_factory_android.h"
#include "net/base/network_change_notifier.h"
#include "ui/base/l10n/l10n_util.h"
#include "ui/base/layout.h"
#include "ui/base/resource/resource_bundle.h"
#include "ui/base/ui_base_paths.h"
namespace android_webview {
AwBrowserMainParts::AwBrowserMainParts(AwBrowserContext* browser_context)
: browser_context_(browser_context) {
}
AwBrowserMainParts::~AwBrowserMainParts() {
}
void AwBrowserMainParts::PreEarlyInitialization() {
net::NetworkChangeNotifier::SetFactory(
new net::NetworkChangeNotifierFactoryAndroid());
// Android WebView does not use default MessageLoop. It has its own
// Android specific MessageLoop. Also see MainMessageLoopRun.
DCHECK(!main_message_loop_.get());
main_message_loop_.reset(new base::MessageLoopForUI);
base::MessageLoopForUI::current()->Start();
}
int AwBrowserMainParts::PreCreateThreads() {
base::MemoryMappedFile::Region pak_region =
base::MemoryMappedFile::Region::kWholeFile;
// TODO(primiano, mkosiba): GetApplicationLocale requires a ResourceBundle
// instance to be present to work correctly so we call this (knowing it will
// fail) just to create the ResourceBundle instance. We should refactor
// ResourceBundle/GetApplicationLocale to not require an instance to be
// initialized.
ui::ResourceBundle::InitSharedInstanceWithLocale(
base::android::GetDefaultLocale(),
NULL,
ui::ResourceBundle::DO_NOT_LOAD_COMMON_RESOURCES);
std::string locale = l10n_util::GetApplicationLocale(std::string()) + ".pak";
int pak_fd = base::android::OpenApkAsset(locale, &pak_region);
if (pak_fd != -1) {
ui::ResourceBundle::CleanupSharedInstance();
ui::ResourceBundle::InitSharedInstanceWithPakFileRegion(
base::File(pak_fd), pak_region);
} else {
LOG(WARNING) << "Failed to load " << locale << ".pak from the apk too. "
"Bringing up WebView without any locale";
}
// Try to directly mmap the webviewchromium.pak from the apk. Fall back to
// load from file, using PATH_SERVICE, otherwise.
pak_fd = base::android::OpenApkAsset("webviewchromium.pak", &pak_region);
if (pak_fd != -1) {
ui::ResourceBundle::GetSharedInstance().AddDataPackFromFileRegion(
base::File(pak_fd), pak_region, ui::SCALE_FACTOR_NONE);
} else {
base::FilePath pak_path;
PathService::Get(ui::DIR_RESOURCE_PAKS_ANDROID, &pak_path);
LOG(WARNING) << "Cannot load webviewchromium.pak assets from the apk. "
"Falling back loading it from " << pak_path.MaybeAsASCII();
ui::ResourceBundle::GetSharedInstance().AddDataPackFromPath(
pak_path.AppendASCII("webviewchromium.pak"), ui::SCALE_FACTOR_NONE);
}
base::android::MemoryPressureListenerAndroid::RegisterSystemCallback(
base::android::AttachCurrentThread());
return content::RESULT_CODE_NORMAL_EXIT;
}
void AwBrowserMainParts::PreMainMessageLoopRun() {
browser_context_->PreMainMessageLoopRun();
AwDevToolsDiscoveryProvider::Install();
media::SetMediaClientAndroid(
new AwMediaClientAndroid(AwResource::GetConfigKeySystemUuidMapping()));
// This is needed for WebView Classic backwards compatibility
// See crbug.com/298495
content::SetMaxURLChars(20 * 1024 * 1024);
}
bool AwBrowserMainParts::MainMessageLoopRun(int* result_code) {
// Android WebView does not use default MessageLoop. It has its own
// Android specific MessageLoop.
return true;
}
} // namespace android_webview
|