chrome/browser/ui/views/chrome_constrained_window_views_client.cc

   1 // Copyright 2014 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/views/chrome_constrained_window_views_client.h"
   6
   7 #include "chrome/browser/platform_util.h"
   8 #include "chrome/browser/ui/browser_finder.h"
   9 #include "components/web_modal/web_contents_modal_dialog_host.h"
  10 #include "extensions/browser/guest_view/guest_view_base.h"
  11
  12 namespace {
  13
  14 class ChromeConstrainedWindowViewsClient
  15     : public constrained_window::ConstrainedWindowViewsClient {
  16  public:
  17   ChromeConstrainedWindowViewsClient() {}
  18   ~ChromeConstrainedWindowViewsClient() override {}
  19
  20  private:
  21   // ConstrainedWindowViewsClient:
  22   content::WebContents* GetEmbedderWebContents(
  23       content::WebContents* initiator_web_contents) override {
  24     // |initiator_web_contents| may be embedded within a chain of nested
  25     // GuestViews. If it is, follow the chain of embedders to the outermost
  26     // WebContents and return it.
  27     while (extensions::GuestViewBase* guest_view =
  28                extensions::GuestViewBase::FromWebContents(
  29                    initiator_web_contents)) {
  30       if (!guest_view->embedder_web_contents())
  31         break;
  32       initiator_web_contents = guest_view->embedder_web_contents();
  33     }
  34     return initiator_web_contents;
  35   }
  36   web_modal::ModalDialogHost* GetModalDialogHost(
  37       gfx::NativeWindow parent) override {
  38     // Get the browser dialog management and hosting components from |parent|.
  39     Browser* browser = chrome::FindBrowserWithWindow(parent);
  40     if (browser) {
  41       ChromeWebModalDialogManagerDelegate* manager = browser;
  42       return manager->GetWebContentsModalDialogHost();
  43     }
  44     return nullptr;
  45   }
  46   gfx::NativeView GetDialogHostView(gfx::NativeWindow parent) override {
  47     return platform_util::GetViewForWindow(parent);
  48   }
  49
  50   DISALLOW_COPY_AND_ASSIGN(ChromeConstrainedWindowViewsClient);
  51 };
  52
  53 }  // namespace
  54
  55 scoped_ptr<constrained_window::ConstrainedWindowViewsClient>
  56 CreateChromeConstrainedWindowViewsClient() {
  57   return make_scoped_ptr(new ChromeConstrainedWindowViewsClient);
  58 }