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Issue 9580023: Enable user change background image in settings page in Aura build. (Closed) Base URL: http://git.chromium.org/git/chromium.git@trunk
Patch Set: Move kPresetWallpaperIndex to desktop_background_resource Created 8 years, 9 months ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "chrome/browser/ui/webui/options2/chromeos/set_wallpaper_options_handle r2.h"
6
7 #include "base/bind.h"
8 #include "base/bind_helpers.h"
9 #include "base/metrics/histogram.h"
10 #include "base/path_service.h"
11 #include "base/string_util.h"
12 #include "base/values.h"
13 #include "chrome/browser/chromeos/login/user_manager.h"
14 #include "chrome/browser/profiles/profile.h"
15 #include "chrome/browser/ui/browser_list.h"
16 #include "chrome/browser/ui/browser_window.h"
17 #include "chrome/browser/ui/views/window.h"
18 #include "chrome/browser/ui/webui/web_ui_util.h"
19 #include "chrome/common/chrome_paths.h"
20 #include "chrome/common/chrome_notification_types.h"
21 #include "content/public/browser/notification_service.h"
22 #include "content/public/browser/web_ui.h"
23 #include "grit/generated_resources.h"
24 #include "third_party/skia/include/core/SkBitmap.h"
25 #include "ui/base/l10n/l10n_util.h"
26 #include "ui/base/resource/resource_bundle.h"
27 #include "ui/views/widget/widget.h"
28
29 #if defined(USE_ASH)
30 #include "ash/desktop_background/desktop_background_resources.h"
31 #endif
32
33 namespace chromeos {
34 namespace options2 {
35
36 SetWallpaperOptionsHandler::SetWallpaperOptionsHandler()
37 : previous_index_(-1),
38 ALLOW_THIS_IN_INITIALIZER_LIST(weak_factory_(this)) {
39 }
40
41 SetWallpaperOptionsHandler::~SetWallpaperOptionsHandler() {
42 }
43
44 void SetWallpaperOptionsHandler::GetLocalizedValues(
45 DictionaryValue* localized_strings) {
46 DCHECK(localized_strings);
47 localized_strings->SetString("setWallpaperPage",
48 l10n_util::GetStringUTF16(IDS_OPTIONS_SET_WALLPAPER_DIALOG_TITLE));
49 localized_strings->SetString("setWallpaperPageDescription",
50 l10n_util::GetStringUTF16(IDS_OPTIONS_SET_WALLPAPER_DIALOG_TEXT));
51 }
52
53 void SetWallpaperOptionsHandler::RegisterMessages() {
54 web_ui()->RegisterMessageCallback("onSetWallpaperPageInitialized",
55 base::Bind(&SetWallpaperOptionsHandler::HandlePageInitialized,
56 base::Unretained(this)));
57 web_ui()->RegisterMessageCallback("selectWallpaper",
58 base::Bind(&SetWallpaperOptionsHandler::HandleSelectImage,
59 base::Unretained(this)));
60 }
61
62 void SetWallpaperOptionsHandler::SendDefaultImages() {
63 ListValue image_urls;
64
65 for (int i = 0; i < ash::kDefaultWallpaperCount; ++i) {
66 image_urls.Append(Value::CreateStringValue(
67 web_ui_util::GetImageDataUrl(ash::GetDefaultWallpaperThumbnail(i))));
68 }
69
70 web_ui()->CallJavascriptFunction("SetWallpaperOptions.setDefaultImages",
71 image_urls);
72 }
73
74 void SetWallpaperOptionsHandler::HandlePageInitialized(
75 const base::ListValue* args) {
76 DCHECK(args && args->empty());
77
78 SendDefaultImages();
79 }
80
81 void SetWallpaperOptionsHandler::HandleSelectImage(const ListValue* args) {
82 std::string image_url;
83 if (!args ||
84 args->GetSize() != 1 ||
85 !args->GetString(0, &image_url)) {
86 NOTREACHED();
87 return;
88 }
89 DCHECK(!image_url.empty());
90
91 UserManager* user_manager = UserManager::Get();
92 const User& user = user_manager->logged_in_user();
93 int image_index = atoi(image_url.c_str());
94
95 if (image_index == previous_index_)
flackr 2012/03/07 20:50:28 We should probably guard against this in WebUI and
bshe 2012/03/07 23:48:35 It seems it's already done in webui. It listens to
96 return;
97 previous_index_ = image_index;
98
99 user_manager->SaveWallpaperDefaultIndex(user.email(), image_index);
100 }
101
102 gfx::NativeWindow SetWallpaperOptionsHandler::GetBrowserWindow() const {
103 Browser* browser =
104 BrowserList::FindBrowserWithProfile(Profile::FromWebUI(web_ui()));
105 if (!browser)
106 return NULL;
107 return browser->window()->GetNativeHandle();
108 }
109
110 } // namespace options2
111 } // namespace chromeos
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