Improve settings override bubble to indicate policy installed extensions

chrome/browser/ui/views/toolbar/toolbar_actions_bar_bubble_views.cc

 // Copyright 2016 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/toolbar/toolbar_actions_bar_bubble_views.h"
 
 #include "chrome/browser/ui/toolbar/toolbar_actions_bar_bubble_delegate.h"
 #include "chrome/browser/ui/view_ids.h"
 #include "chrome/grit/locale_settings.h"
 #include "ui/base/resource/resource_bundle.h"
+#include "ui/gfx/color_palette.h"
+#include "ui/gfx/paint_vector_icon.h"
+#include "ui/gfx/vector_icons_public.h"
 #include "ui/views/controls/button/label_button.h"
+#include "ui/views/controls/image_view.h"
 #include "ui/views/controls/label.h"
 #include "ui/views/controls/link.h"
 #include "ui/views/layout/box_layout.h"
 #include "ui/views/layout/layout_constants.h"
 
 namespace {
 const int kListPadding = 10;
+const int kIconSize = 16;
 }
 
 ToolbarActionsBarBubbleViews::ToolbarActionsBarBubbleViews(
     views::View* anchor_view,
     std::unique_ptr<ToolbarActionsBarBubbleDelegate> delegate)
     : views::BubbleDialogDelegateView(anchor_view,
                                       views::BubbleBorder::TOP_RIGHT),
       delegate_(std::move(delegate)),
       item_list_(nullptr),
-      learn_more_button_(nullptr) {
+      link_(nullptr) {
   set_close_on_deactivate(delegate_->ShouldCloseOnDeactivate());
 }
 
 ToolbarActionsBarBubbleViews::~ToolbarActionsBarBubbleViews() {}
 
 void ToolbarActionsBarBubbleViews::Show() {
   delegate_->OnBubbleShown();
   GetWidget()->Show();
 }
 
 views::View* ToolbarActionsBarBubbleViews::CreateExtraView() {
-  base::string16 text = delegate_->GetLearnMoreButtonText();
-  if (text.empty())
+  std::unique_ptr<ToolbarActionsBarBubbleDelegate::ExtraViewInfo>
+      extra_view_info = delegate_->GetExtraViewInfo();
+
+  if (!extra_view_info)
     return nullptr;
 
-  learn_more_button_ = new views::Link(text);
-  learn_more_button_->set_listener(this);
-  return learn_more_button_;
+  gfx::VectorIconId resource_id = extra_view_info->resource_id;
+  std::unique_ptr<views::ImageView> icon;
+  if (resource_id != gfx::VectorIconId::VECTOR_ICON_NONE) {
+    icon.reset(new views::ImageView);
+    icon->SetImage(
+        gfx::CreateVectorIcon(resource_id, kIconSize, gfx::kChromeIconGrey));
+  }
+
+  std::unique_ptr<views::Label> label;
+  const base::string16& text = extra_view_info->text;
+  if (!text.empty()) {
+    if (extra_view_info->is_text_linked) {
+      link_ = new views::Link(text);
+      link_->set_listener(this);
+      label.reset(link_);
+    } else {
+      label.reset(new views::Label(text));
+    }
+  }
+
+  if (icon && label) {
+    views::View* parent = new views::View();
+    parent->SetLayoutManager(
+        new views::BoxLayout(views::BoxLayout::kHorizontal, 0, 0,
+                             views::kRelatedControlVerticalSpacing));
+    parent->AddChildView(icon.release());
+    parent->AddChildView(label.release());
+    return parent;
+  }
+
+  return icon ? static_cast<views::View*>(icon.release())
+              : static_cast<views::View*>(label.release());
 }
 
 base::string16 ToolbarActionsBarBubbleViews::GetWindowTitle() const {
   return delegate_->GetHeadingText();
 }
 
 bool ToolbarActionsBarBubbleViews::Cancel() {
   delegate_->OnBubbleClosed(
       ToolbarActionsBarBubbleDelegate::CLOSE_DISMISS_USER_ACTION);
   return true;
@@ skipping 32 matching lines @@
     item_list_->SetBorder(
         views::Border::CreateEmptyBorder(0, kListPadding, 0, 0));
     item_list_->SetMultiLine(true);
     item_list_->SizeToFit(width);
     item_list_->SetHorizontalAlignment(gfx::ALIGN_LEFT);
     AddChildView(item_list_);
   }
 }
 
 int ToolbarActionsBarBubbleViews::GetDialogButtons() const {
-  int buttons = ui::DIALOG_BUTTON_OK;
+  int buttons = ui::DIALOG_BUTTON_NONE;
+  if (!delegate_->GetActionButtonText().empty())
+    buttons |= ui::DIALOG_BUTTON_OK;
   if (!delegate_->GetDismissButtonText().empty())
     buttons |= ui::DIALOG_BUTTON_CANCEL;
   return buttons;
 }
 
 int ToolbarActionsBarBubbleViews::GetDefaultDialogButton() const {
   // TODO(estade): we should set a default where approprite. See
   // http://crbug.com/621122
   return ui::DIALOG_BUTTON_NONE;
 }
 
 base::string16 ToolbarActionsBarBubbleViews::GetDialogButtonLabel(
     ui::DialogButton button) const {
   return button == ui::DIALOG_BUTTON_OK ? delegate_->GetActionButtonText()
                                         : delegate_->GetDismissButtonText();
 }
 
 void ToolbarActionsBarBubbleViews::LinkClicked(views::Link* link,
                                                int event_flags) {
   delegate_->OnBubbleClosed(ToolbarActionsBarBubbleDelegate::CLOSE_LEARN_MORE);
   // Reset delegate so we don't send extra OnBubbleClosed()s.
   delegate_.reset();
   GetWidget()->Close();
 }