page_action_with_badge_view.cc revision a1401311d1ab56c4ed0a474bd38c108f75cb0cd9 
1// Copyright (c) 2012 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/location_bar_view.h"
8#include "chrome/browser/ui/views/location_bar/page_action_image_view.h"
9#include "chrome/common/extensions/manifest_handlers/icons_handler.h"
10#include "ui/accessibility/ax_view_state.h"
11
12using content::WebContents;
13
14PageActionWithBadgeView::PageActionWithBadgeView(
15    PageActionImageView* image_view) {
16  image_view_ = image_view;
17  AddChildView(image_view_);
18  LocationBarView::InitTouchableLocationBarChildView(this);
19}
20
21void PageActionWithBadgeView::GetAccessibleState(
22    ui::AXViewState* state) {
23  state->role = ui::AX_ROLE_GROUP;
24}
25
26gfx::Size PageActionWithBadgeView::GetPreferredSize() {
27  return gfx::Size(extensions::IconsInfo::kPageActionIconMaxSize,
28                   extensions::IconsInfo::kPageActionIconMaxSize);
29}
30
31void PageActionWithBadgeView::Layout() {
32  // We have 25 pixels of vertical space in the Omnibox to play with, so even
33  // sized icons (such as 16x16) have either a 5 or a 4 pixel whitespace
34  // (padding) above and below. It looks better to have the extra pixel above
35  // the icon than below it, so we add a pixel. http://crbug.com/25708.
36  const gfx::ImageSkia& image = image_view()->GetImage();
37  int y = (image.height() + 1) % 2;  // Even numbers: 1px padding. Odd: 0px.
38  image_view_->SetBounds(0, y, width(), height());
39}
40
41void PageActionWithBadgeView::UpdateVisibility(WebContents* contents,
42                                               const GURL& url) {
43  image_view_->UpdateVisibility(contents, url);
44  SetVisible(image_view_->visible());
45}
46