media_gallery_checkbox_view.cc revision a1401311d1ab56c4ed0a474bd38c108f75cb0cd9 
1// Copyright 2014 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/extensions/media_gallery_checkbox_view.h"
6
7#include "grit/generated_resources.h"
8#include "grit/theme_resources.h"
9#include "third_party/skia/include/core/SkColor.h"
10#include "ui/base/l10n/l10n_util.h"
11#include "ui/base/resource/resource_bundle.h"
12#include "ui/gfx/rect.h"
13#include "ui/views/border.h"
14#include "ui/views/context_menu_controller.h"
15#include "ui/views/controls/button/button.h"
16#include "ui/views/controls/button/checkbox.h"
17#include "ui/views/controls/button/image_button.h"
18#include "ui/views/controls/label.h"
19#include "ui/views/layout/box_layout.h"
20#include "ui/views/layout/layout_constants.h"
21
22namespace {
23
24// Equal to the #9F9F9F color used in spec (note WebUI color is #999).
25const SkColor kDeemphasizedTextColor = SkColorSetRGB(159, 159, 159);
26
27}  // namespace
28
29MediaGalleryCheckboxView::MediaGalleryCheckboxView(
30    const base::string16& label,
31    const base::string16& tooltip_text,
32    const base::string16& details,
33    bool show_folder_button,
34    int trailing_vertical_space,
35    views::ButtonListener* button_listener,
36    views::ContextMenuController* menu_controller) {
37  DCHECK(button_listener != NULL);
38  SetLayoutManager(
39      new views::BoxLayout(views::BoxLayout::kHorizontal, 0, 0, 0));
40  SetBorder(views::Border::CreateEmptyBorder(
41      0, views::kPanelHorizMargin, trailing_vertical_space,
42      views::kPanelHorizMargin));
43  if (menu_controller)
44    set_context_menu_controller(menu_controller);
45
46  checkbox_ = new views::Checkbox(label);
47  checkbox_->set_listener(button_listener);
48  if (menu_controller)
49    checkbox_->set_context_menu_controller(menu_controller);
50  checkbox_->SetElideBehavior(views::Label::ELIDE_IN_MIDDLE);
51  checkbox_->SetTooltipText(tooltip_text);
52
53  ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance();
54  folder_viewer_button_ = new views::ImageButton(button_listener);
55  if (menu_controller)
56    folder_viewer_button_->set_context_menu_controller(menu_controller);
57  folder_viewer_button_->SetImage(views::ImageButton::STATE_NORMAL,
58                                  rb.GetImageSkiaNamed(IDR_FILE_FOLDER));
59  folder_viewer_button_->SetImageAlignment(views::ImageButton::ALIGN_CENTER,
60                                           views::ImageButton::ALIGN_MIDDLE);
61  folder_viewer_button_->SetAccessibleName(l10n_util::GetStringUTF16(
62      IDS_MEDIA_GALLERIES_SCAN_RESULT_OPEN_FOLDER_VIEW_ACCESSIBILITY_NAME));
63  folder_viewer_button_->SetFocusable(true);
64  folder_viewer_button_->SetVisible(show_folder_button);
65  folder_viewer_button_->SetBorder(views::Border::CreateEmptyBorder(
66      0, views::kRelatedControlSmallHorizontalSpacing, 0, 0));
67
68  secondary_text_ = new views::Label(details);
69  if (menu_controller)
70    secondary_text_->set_context_menu_controller(menu_controller);
71  secondary_text_->SetVisible(details.length() > 0);
72  secondary_text_->SetEnabledColor(kDeemphasizedTextColor);
73  secondary_text_->SetElideBehavior(views::Label::ELIDE_AT_BEGINNING);
74  secondary_text_->SetTooltipText(tooltip_text);
75  secondary_text_->SetBorder(views::Border::CreateEmptyBorder(
76      0, views::kRelatedControlSmallHorizontalSpacing, 0, 0));
77
78  AddChildView(checkbox_);
79  AddChildView(folder_viewer_button_);
80  AddChildView(secondary_text_);
81}
82
83MediaGalleryCheckboxView::~MediaGalleryCheckboxView() {}
84
85void MediaGalleryCheckboxView::Layout() {
86  views::View::Layout();
87  if (GetPreferredSize().width() <= GetLocalBounds().width())
88    return;
89
90  // If box layout doesn't fit, do custom layout. The folder_viewer_button and
91  // the secondary text should take up at most half of the space and the
92  // checkbox can take up what ever is left.
93  int checkbox_width = checkbox_->GetPreferredSize().width();
94  int folder_viewer_width = folder_viewer_button_->GetPreferredSize().width();
95  int secondary_text_width = secondary_text_->GetPreferredSize().width();
96  if (!folder_viewer_button_->visible())
97    folder_viewer_width = 0;
98  if (!secondary_text_->visible())
99    secondary_text_width = 0;
100
101  gfx::Rect area(GetLocalBounds());
102  area.Inset(GetInsets());
103
104  if (folder_viewer_width + secondary_text_width > area.width() / 2) {
105    secondary_text_width =
106        std::max(area.width() / 2 - folder_viewer_width,
107                 area.width() - folder_viewer_width - checkbox_width);
108  }
109  checkbox_width = area.width() - folder_viewer_width - secondary_text_width;
110
111  checkbox_->SetBounds(area.x(), area.y(), checkbox_width, area.height());
112  if (folder_viewer_button_->visible()) {
113    folder_viewer_button_->SetBounds(checkbox_->x() + checkbox_width, area.y(),
114                                     folder_viewer_width, area.height());
115  }
116  if (secondary_text_->visible()) {
117    secondary_text_->SetBounds(
118        checkbox_->x() + checkbox_width + folder_viewer_width,
119        area.y(), secondary_text_width, area.height());
120  }
121}
122