1 files changed, 104 insertions, 0 deletions
diff --git a/chromium/chrome/browser/ui/webui/chromeos/login/discover/discover_window_manager.cc b/chromium/chrome/browser/ui/webui/chromeos/login/discover/discover_window_manager.cc
new file mode 100644
index 00000000000..8f8fcbf6a6b
--- /dev/null
+++ b/chromium/chrome/browser/ui/webui/chromeos/login/discover/discover_window_manager.cc
@@ -0,0 +1,104 @@
+// Copyright 2018 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/webui/chromeos/login/discover/discover_window_manager.h"
+
+#include "chrome/browser/profiles/profile.h"
+#include "chrome/browser/ui/browser_finder.h"
+#include "chrome/browser/ui/browser_navigator.h"
+#include "chrome/browser/ui/browser_navigator_params.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 "chrome/browser/ui/webui/chromeos/login/discover/discover_window_manager_observer.h"
+#include "chrome/common/webui_url_constants.h"
+#include "chrome/grit/generated_resources.h"
+#include "content/public/browser/web_contents.h"
+#include "ui/gfx/geometry/rect.h"
+#include "url/gurl.h"
+
+namespace chromeos {
+
+// static
+DiscoverWindowManager* DiscoverWindowManager::GetInstance() {
+  static base::NoDestructor<DiscoverWindowManager> window_manager;
+  return window_manager.get();
+}
+
+void DiscoverWindowManager::AddObserver(
+    DiscoverWindowManagerObserver* observer) {
+  observers_.AddObserver(observer);
+}
+
+void DiscoverWindowManager::RemoveObserver(
+    const DiscoverWindowManagerObserver* observer) {
+  observers_.RemoveObserver(observer);
+}
+
+void DiscoverWindowManager::ShowChromeDiscoverPageForProfile(Profile* profile) {
+  const GURL gurl(chrome::kChromeUIDiscoverURL);
+
+  // Use the original (non off-the-record) profile for discover unless
+  // this is a guest session.
+  if (!profile->IsGuestSession() && profile->IsOffTheRecord())
+    profile = profile->GetOriginalProfile();
+
+  // Look for an existing browser window.
+  Browser* browser = FindBrowserForProfile(profile);
+  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, ui::PAGE_TRANSITION_AUTO_BOOKMARK);
+    params.window_action = NavigateParams::SHOW_WINDOW;
+    params.user_gesture = true;
+    Navigate(&params);
+    return;
+  }
+
+  // No existing browser window, create one.
+  NavigateParams params(profile, gurl, ui::PAGE_TRANSITION_AUTO_BOOKMARK);
+  params.disposition = WindowOpenDisposition::NEW_POPUP;
+  params.trusted_source = true;
+  params.window_action = NavigateParams::SHOW_WINDOW;
+  params.user_gesture = true;
+  params.path_behavior = NavigateParams::IGNORE_AND_NAVIGATE;
+  // Adjust window size by the title bar size.
+  // TODO(https://crbug.com/864686): remove this.
+  params.window_bounds = gfx::Rect(768, 640 + 32 /* FIXMEalemate) */);
+
+  Navigate(&params);
+
+  // operator[] not used because SessionID has no default constructor.
+  discover_session_map_.emplace(profile, SessionID::InvalidValue())
+      .first->second = params.browser->session_id();
+  DCHECK(params.browser->is_trusted_source());
+
+  for (DiscoverWindowManagerObserver& observer : observers_)
+    observer.OnNewDiscoverWindow(params.browser);
+}
+
+Browser* DiscoverWindowManager::FindBrowserForProfile(Profile* profile) {
+  ProfileSessionMap::iterator iter = discover_session_map_.find(profile);
+  if (iter != discover_session_map_.end())
+    return chrome::FindBrowserWithID(iter->second);
+  return nullptr;
+}
+
+bool DiscoverWindowManager::IsDiscoverBrowser(Browser* browser) const {
+  ProfileSessionMap::const_iterator iter =
+      discover_session_map_.find(browser->profile());
+  return (iter != discover_session_map_.end() &&
+          iter->second == browser->session_id());
+}
+
+DiscoverWindowManager::DiscoverWindowManager() = default;
+
+DiscoverWindowManager::~DiscoverWindowManager() = default;
+
+}  // namespace chromeos