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Side by Side Diff: chrome/browser/user_style_sheet_watcher.cc

Issue 8342048: Make NotificationService an interface in the content namespace, and switch callers to use it. Mov... (Closed) Base URL: svn://chrome-svn/chrome/trunk/src/
Patch Set: '' Created 9 years, 2 months ago
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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2011 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 #include "chrome/browser/user_style_sheet_watcher.h" 5 #include "chrome/browser/user_style_sheet_watcher.h"
6 6
7 #include "base/base64.h" 7 #include "base/base64.h"
8 #include "base/file_util.h" 8 #include "base/file_util.h"
9 #include "chrome/browser/profiles/profile.h" 9 #include "chrome/browser/profiles/profile.h"
10 #include "chrome/common/chrome_notification_types.h" 10 #include "chrome/common/chrome_notification_types.h"
11 #include "content/browser/tab_contents/tab_contents.h" 11 #include "content/browser/tab_contents/tab_contents.h"
12 #include "content/common/notification_service.h" 12 #include "content/public/browser/notification_service.h"
13 #include "content/public/browser/notification_types.h" 13 #include "content/public/browser/notification_types.h"
14 14
15 using ::base::files::FilePathWatcher; 15 using ::base::files::FilePathWatcher;
16 16
17 namespace { 17 namespace {
18 18
19 // The subdirectory of the profile that contains the style sheet. 19 // The subdirectory of the profile that contains the style sheet.
20 const char kStyleSheetDir[] = "User StyleSheets"; 20 const char kStyleSheetDir[] = "User StyleSheets";
21 // The filename of the stylesheet. 21 // The filename of the stylesheet.
22 const char kUserStyleSheetFile[] = "Custom.css"; 22 const char kUserStyleSheetFile[] = "Custom.css";
(...skipping 49 matching lines...) Expand 10 before | Expand all | Expand 10 after
72 72
73 DISALLOW_COPY_AND_ASSIGN(UserStyleSheetLoader); 73 DISALLOW_COPY_AND_ASSIGN(UserStyleSheetLoader);
74 }; 74 };
75 75
76 UserStyleSheetLoader::UserStyleSheetLoader() 76 UserStyleSheetLoader::UserStyleSheetLoader()
77 : has_loaded_(false) { 77 : has_loaded_(false) {
78 } 78 }
79 79
80 void UserStyleSheetLoader::NotifyLoaded() { 80 void UserStyleSheetLoader::NotifyLoaded() {
81 if (has_loaded_) { 81 if (has_loaded_) {
82 NotificationService::current()->Notify( 82 content::NotificationService::current()->Notify(
83 chrome::NOTIFICATION_USER_STYLE_SHEET_UPDATED, 83 chrome::NOTIFICATION_USER_STYLE_SHEET_UPDATED,
84 content::Source<UserStyleSheetLoader>(this), 84 content::Source<UserStyleSheetLoader>(this),
85 NotificationService::NoDetails()); 85 content::NotificationService::NoDetails());
86 } 86 }
87 } 87 }
88 88
89 void UserStyleSheetLoader::OnFilePathChanged(const FilePath& path) { 89 void UserStyleSheetLoader::OnFilePathChanged(const FilePath& path) {
90 LoadStyleSheet(path); 90 LoadStyleSheet(path);
91 } 91 }
92 92
93 void UserStyleSheetLoader::LoadStyleSheet(const FilePath& style_sheet_file) { 93 void UserStyleSheetLoader::LoadStyleSheet(const FilePath& style_sheet_file) {
94 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE)); 94 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
95 // We keep the user style sheet in a subdir so we can watch for changes 95 // We keep the user style sheet in a subdir so we can watch for changes
(...skipping 34 matching lines...) Expand 10 before | Expand all | Expand 10 after
130 130
131 UserStyleSheetWatcher::UserStyleSheetWatcher(Profile* profile, 131 UserStyleSheetWatcher::UserStyleSheetWatcher(Profile* profile,
132 const FilePath& profile_path) 132 const FilePath& profile_path)
133 : profile_(profile), 133 : profile_(profile),
134 profile_path_(profile_path), 134 profile_path_(profile_path),
135 loader_(new UserStyleSheetLoader) { 135 loader_(new UserStyleSheetLoader) {
136 // Listen for when the first render view host is created. If we load 136 // Listen for when the first render view host is created. If we load
137 // too fast, the first tab won't hear the notification and won't get 137 // too fast, the first tab won't hear the notification and won't get
138 // the user style sheet. 138 // the user style sheet.
139 registrar_.Add(this, content::NOTIFICATION_RENDER_VIEW_HOST_CREATED_FOR_TAB, 139 registrar_.Add(this, content::NOTIFICATION_RENDER_VIEW_HOST_CREATED_FOR_TAB,
140 NotificationService::AllBrowserContextsAndSources()); 140 content::NotificationService::AllBrowserContextsAndSources());
141 } 141 }
142 142
143 UserStyleSheetWatcher::~UserStyleSheetWatcher() { 143 UserStyleSheetWatcher::~UserStyleSheetWatcher() {
144 } 144 }
145 145
146 void UserStyleSheetWatcher::Init() { 146 void UserStyleSheetWatcher::Init() {
147 // Make sure we run on the file thread. 147 // Make sure we run on the file thread.
148 if (!BrowserThread::CurrentlyOn(BrowserThread::FILE)) { 148 if (!BrowserThread::CurrentlyOn(BrowserThread::FILE)) {
149 BrowserThread::PostTask(BrowserThread::FILE, FROM_HERE, 149 BrowserThread::PostTask(BrowserThread::FILE, FROM_HERE,
150 NewRunnableMethod(this, &UserStyleSheetWatcher::Init)); 150 NewRunnableMethod(this, &UserStyleSheetWatcher::Init));
(...skipping 21 matching lines...) Expand all
172 const content::NotificationSource& source, 172 const content::NotificationSource& source,
173 const content::NotificationDetails& details) { 173 const content::NotificationDetails& details) {
174 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); 174 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
175 DCHECK(type == content::NOTIFICATION_RENDER_VIEW_HOST_CREATED_FOR_TAB); 175 DCHECK(type == content::NOTIFICATION_RENDER_VIEW_HOST_CREATED_FOR_TAB);
176 if (profile_->IsSameProfile(Profile::FromBrowserContext( 176 if (profile_->IsSameProfile(Profile::FromBrowserContext(
177 content::Source<TabContents>(source)->browser_context()))) { 177 content::Source<TabContents>(source)->browser_context()))) {
178 loader_->NotifyLoaded(); 178 loader_->NotifyLoaded();
179 registrar_.RemoveAll(); 179 registrar_.RemoveAll();
180 } 180 }
181 } 181 }
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