Implement settings in a widnow

chrome/browser/ui/settings_window_manager.cc

+// Copyright (c) 2014 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 "chrome/browser/ui/settings_window_manager.h"
+
+#include "chrome/browser/profiles/profile.h"
+#include "chrome/browser/ui/browser_finder.h"
+#include "chrome/browser/ui/browser_finder.h"
+#include "chrome/browser/ui/browser_navigator.h"
+#include "chrome/browser/ui/browser_window.h"
+#include "chrome/browser/ui/chrome_pages.h"
+#include "chrome/browser/ui/tabs/tab_strip_model.h"
+#include "content/public/browser/user_metrics.h"
+#include "content/public/browser/web_contents.h"
+
+namespace chrome {
+
+// static
+SettingsWindowManager* SettingsWindowManager::GetInstance() {
+  return Singleton<SettingsWindowManager>::get();
+}
+
+void SettingsWindowManager::ShowForProfile(Profile* profile,
+                                           const std::string& sub_page) {
+  content::RecordAction(base::UserMetricsAction("ShowOptions"));
+  GURL gurl = chrome::GetSettingsUrl(sub_page);
+  // Look for an existing browser window.
+  ProfileSessionMap::iterator iter = settings_session_map_.find(profile);
+  if (iter != settings_session_map_.end()) {
+    Browser* browser = chrome::FindBrowserWithID(iter->second);
+    if (browser) {
+      DCHECK(browser->profile() == profile);
+      const content::WebContents* web_contents =
+          browser->tab_strip_model()->GetWebContentsAt(0);
+      if (web_contents && web_contents->GetURL() == gurl) {
+        browser->window()->Show();
+        return;
+      }
+      NavigateParams params(browser, gurl,
+                            content::PAGE_TRANSITION_AUTO_BOOKMARK);
+      params.window_action = NavigateParams::SHOW_WINDOW;
+      params.user_gesture = true;
+      chrome::Navigate(&params);
+      return;
+    }
+  }
+  // No existing browser window, create one.
+  NavigateParams params(profile, gurl, content::PAGE_TRANSITION_AUTO_BOOKMARK);
+  params.disposition = NEW_POPUP;
+  params.window_action = NavigateParams::SHOW_WINDOW;
+  params.user_gesture = true;
+  params.path_behavior = NavigateParams::IGNORE_AND_NAVIGATE;
+  chrome::Navigate(&params);
+  settings_session_map_[profile] = params.browser->session_id().id();
+}
+
+SettingsWindowManager::SettingsWindowManager() {
+}
+
+SettingsWindowManager::~SettingsWindowManager() {
+}
+
+}  // namespace chrome