Implement WebContentsModalDialogManagerDelegate for ShellWindow

chrome/browser/ui/views/extensions/native_app_window_views.cc

 // Copyright (c) 2012 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/views/extensions/native_app_window_views.h"
 
 #include "base/command_line.h"
 #include "base/file_util.h"
 #include "base/path_service.h"
 #include "base/threading/sequenced_worker_pool.h"
@@ skipping 365 matching lines @@
   // the specified amount of space to fit the window controls in, and return a
   // number larger than the real frame insets. Most window controls are smaller
   // than 1000x1000px, so this should be big enough.
   gfx::Rect client_bounds = gfx::Rect(1000, 1000);
   gfx::Rect window_bounds =
       window_->non_client_view()->GetWindowBoundsForClientBounds(
           client_bounds);
   return window_bounds.InsetsFrom(client_bounds);
 }
 
+gfx::Point NativeAppWindowViews::GetDialogPosition(const gfx::Size& size) {
+  gfx::Size shell_window_size = window_->GetWindowBoundsInScreen().size();
+  return gfx::Point(shell_window_size.width() / 2 - size.width() / 2,
+                    shell_window_size.height() / 2 - size.height() / 2);
+}
+
+void NativeAppWindowViews::AddObserver(
+    WebContentsModalDialogHostObserver* observer) {
+  observer_list_.AddObserver(observer);
+}
+void NativeAppWindowViews::RemoveObserver(
+    WebContentsModalDialogHostObserver* observer) {
+  observer_list_.RemoveObserver(observer);
+}
+
 // Private method. TODO(stevenjb): Move this below InitializePanelWindow()
 // to match declaration order.
 void NativeAppWindowViews::OnViewWasResized() {
   // TODO(jeremya): this doesn't seem like a terribly elegant way to keep the
   // window shape in sync.
 #if defined(OS_WIN) && !defined(USE_AURA)
   // Set the window shape of the RWHV.
   DCHECK(window_);
   DCHECK(web_view_);
   gfx::Size sz = web_view_->size();
@@ skipping 33 matching lines @@
       rgn->op(0, 0, kResizeInsideBoundsSize, height, SkRegion::kUnion_Op);
       rgn->op(width - kResizeInsideBoundsSize, 0, width, height,
           SkRegion::kUnion_Op);
       rgn->op(0, height - kResizeInsideBoundsSize, width, height,
           SkRegion::kUnion_Op);
     }
   }
   if (web_contents()->GetRenderViewHost()->GetView())
     web_contents()->GetRenderViewHost()->GetView()->SetClickthroughRegion(rgn);
 #endif
+
+  FOR_EACH_OBSERVER(WebContentsModalDialogHostObserver,
+                    observer_list_,
+                    OnPositionRequiresUpdate());
 }
 
 // WidgetDelegate implementation.
 
 void NativeAppWindowViews::OnWidgetMove() {
   shell_window_->OnNativeWindowChanged();
 }
 
 views::View* NativeAppWindowViews::GetInitiallyFocusedView() {
   return web_view_;
@@ skipping 227 matching lines @@
 }
 
 //------------------------------------------------------------------------------
 // NativeAppWindow::Create
 
 // static
 NativeAppWindow* NativeAppWindow::Create(
     ShellWindow* shell_window, const ShellWindow::CreateParams& params) {
   return new NativeAppWindowViews(shell_window, params);
 }