MacViews: Allows the toolkit-views Device Chooser bubble to be used

chrome/browser/ui/cocoa/permission_bubble/chooser_bubble_ui_views_mac.mm

+// Copyright 2017 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 "base/memory/ptr_util.h"
+#include "chrome/browser/chooser_controller/chooser_controller.h"
+#include "chrome/browser/platform_util.h"
+#include "chrome/browser/ui/browser.h"
+#include "chrome/browser/ui/browser_window.h"
+#include "chrome/browser/ui/cocoa/browser_window_controller.h"
+#import "chrome/browser/ui/cocoa/bubble_anchor_helper.h"
+#import "chrome/browser/ui/cocoa/bubble_anchor_helper_views.h"
+#import "chrome/browser/ui/cocoa/location_bar/location_bar_view_mac.h"
+#import "chrome/browser/ui/cocoa/permission_bubble/chooser_bubble_ui_cocoa.h"
+#include "chrome/browser/ui/permission_bubble/chooser_bubble_delegate.h"
+#include "chrome/browser/ui/views/permission_bubble/chooser_bubble_ui.h"
+#import "ui/base/cocoa/cocoa_base_utils.h"
+#include "ui/base/material_design/material_design_controller.h"
+#import "ui/gfx/mac/coordinate_conversion.h"
+#include "ui/views/bubble/bubble_dialog_delegate.h"
+
+// Implementation of ChooserBubbleUiView's anchor methods for Cocoa browsers. In
+// Cocoa browsers there is no parent views::View for the permission bubble, so
+// these methods supply an anchor point instead.
+
+std::unique_ptr<BubbleUi> ChooserBubbleDelegate::BuildBubbleUi() {
+  if (!ui::MaterialDesignController::IsSecondaryUiMaterial()) {
+    return base::MakeUnique<ChooserBubbleUiCocoa>(
+        browser_, std::move(chooser_controller_));
+  }
+  return base::MakeUnique<ChooserBubbleUi>(browser_,
+                                           std::move(chooser_controller_));
+}
+
+void ChooserBubbleUi::CreateAndShow(views::BubbleDialogDelegateView* delegate) {
+  // Set |parent_window| because some valid anchors can become hidden.
+  gfx::NativeView parent =
+      platform_util::GetViewForWindow(browser_->window()->GetNativeWindow());
+  DCHECK(parent);
+  delegate->set_parent_window(parent);
+  views::BubbleDialogDelegateView::CreateBubble(delegate)->Show();
+  KeepBubbleAnchored(delegate);
+}
+
+views::View* ChooserBubbleUi::GetAnchorView() {
+  return nullptr;
+}
+
+gfx::Point ChooserBubbleUi::GetAnchorPoint() {
+  return gfx::ScreenPointFromNSPoint(GetPermissionBubbleAnchorPointForBrowser(
+      browser_, HasVisibleLocationBarForBrowser(browser_)));
+}
+
+views::BubbleBorder::Arrow ChooserBubbleUi::GetAnchorArrow() {
+  return HasVisibleLocationBarForBrowser(browser_)
+             ? views::BubbleBorder::TOP_LEFT
+             : views::BubbleBorder::NONE;
+}