1// Copyright (c) 2011 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/location_bar/page_action_with_badge_view.h"
6
7#include "chrome/browser/ui/views/location_bar/page_action_image_view.h"
8#include "chrome/common/extensions/extension.h"
9#include "ui/base/accessibility/accessible_view_state.h"
10
11PageActionWithBadgeView::PageActionWithBadgeView(
12    PageActionImageView* image_view) {
13  image_view_ = image_view;
14  AddChildView(image_view_);
15}
16
17void PageActionWithBadgeView::GetAccessibleState(
18    ui::AccessibleViewState* state) {
19  state->role = ui::AccessibilityTypes::ROLE_GROUPING;
20}
21
22gfx::Size PageActionWithBadgeView::GetPreferredSize() {
23  return gfx::Size(Extension::kPageActionIconMaxSize,
24                   Extension::kPageActionIconMaxSize);
25}
26
27void PageActionWithBadgeView::Layout() {
28  // We have 25 pixels of vertical space in the Omnibox to play with, so even
29  // sized icons (such as 16x16) have either a 5 or a 4 pixel whitespace
30  // (padding) above and below. It looks better to have the extra pixel above
31  // the icon than below it, so we add a pixel. http://crbug.com/25708.
32  const SkBitmap& image = image_view()->GetImage();
33  int y = (image.height() + 1) % 2;  // Even numbers: 1px padding. Odd: 0px.
34  image_view_->SetBounds(0, y, width(), height());
35}
36
37void PageActionWithBadgeView::UpdateVisibility(TabContents* contents,
38                                               const GURL& url) {
39  image_view_->UpdateVisibility(contents, url);
40  SetVisible(image_view_->IsVisible());
41}
42