1 files changed, 78 insertions, 0 deletions
diff --git a/chrome/browser/views/extensions/extension_popup.cc b/chrome/browser/views/extensions/extension_popup.cc
new file mode 100644
index 0000000..b938b27
--- /dev/null
+++ b/chrome/browser/views/extensions/extension_popup.cc
@@ -0,0 +1,78 @@
+// Copyright (c) 2009 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/views/extensions/extension_popup.h"
+
+#include "chrome/browser/browser.h"
+#include "chrome/browser/browser_window.h"
+#include "chrome/browser/profile.h"
+#include "chrome/browser/extensions/extension_process_manager.h"
+#include "chrome/browser/views/frame/browser_view.h"
+#include "chrome/common/extensions/extension.h"
+#include "chrome/common/notification_details.h"
+#include "chrome/common/notification_source.h"
+#include "chrome/common/notification_type.h"
+
+ExtensionPopup::ExtensionPopup(ExtensionHost* host,
+                               views::Widget* frame,
+                               const gfx::Rect& relative_to)
+    : BrowserBubble(host->view(),
+      frame,
+      gfx::Point()),
+      relative_to_(relative_to),
+      extension_host_(host) {
+  registrar_.Add(this, NotificationType::EXTENSION_HOST_DID_STOP_LOADING,
+                 Source<Profile>(host->profile()));
+}
+
+ExtensionPopup::~ExtensionPopup() {
+}
+
+void ExtensionPopup::Show() {
+  ResizeToView();
+
+  // Anchor on the lower right corner and extend to the left.
+  SetBounds(relative_to_.right() - width(), relative_to_.bottom(),
+            width(), height());
+  BrowserBubble::Show(true);
+}
+
+void ExtensionPopup::Observe(NotificationType type,
+                             const NotificationSource& source,
+                             const NotificationDetails& details) {
+  if (type == NotificationType::EXTENSION_HOST_DID_STOP_LOADING) {
+    // Once we receive did stop loading, the content will be complete and
+    // the width will have been computed.  Now it's safe to show.
+    if (extension_host_.get() == Details<ExtensionHost>(details).ptr())
+      Show();
+  } else {
+    NOTREACHED() << L"Received unexpected notification";
+  }
+}
+
+// static
+ExtensionPopup* ExtensionPopup::Show(const GURL& url, Browser* browser,
+                                     const gfx::Rect& relative_to,
+                                     int height) {
+  ExtensionProcessManager* manager =
+      browser->profile()->GetExtensionProcessManager();
+  DCHECK(manager);
+  if (!manager)
+    return NULL;
+
+  ExtensionHost* host = manager->CreatePopup(url, browser);
+  views::Widget* frame = BrowserView::GetBrowserViewForNativeWindow(
+      browser->window()->GetNativeHandle())->GetWidget();
+  ExtensionPopup* popup = new ExtensionPopup(host, frame, relative_to);
+  gfx::Size sz = host->view()->GetPreferredSize();
+  sz.set_height(height);
+  host->view()->SetPreferredSize(sz);
+
+  // If the host had somehow finished loading, then we'd miss the notification
+  // and not show.  This seems to happen in single-process mode.
+  if (host->did_stop_loading())
+    popup->Show();
+
+  return popup;
+}