src/ui/message_center/views/message_center_button_bar.cc

   1 // Copyright 2013 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 "ui/message_center/views/message_center_button_bar.h"
   6
   7 #include "grit/ui_resources.h"
   8 #include "grit/ui_strings.h"
   9 #include "ui/base/l10n/l10n_util.h"
  10 #include "ui/base/models/simple_menu_model.h"
  11 #include "ui/base/resource/resource_bundle.h"
  12 #include "ui/gfx/canvas.h"
  13 #include "ui/gfx/text_constants.h"
  14 #include "ui/message_center/message_center.h"
  15 #include "ui/message_center/message_center_style.h"
  16 #include "ui/message_center/notifier_settings.h"
  17 #include "ui/message_center/views/message_center_view.h"
  18 #include "ui/views/controls/button/button.h"
  19 #include "ui/views/controls/button/image_button.h"
  20 #include "ui/views/controls/button/label_button.h"
  21 #include "ui/views/controls/button/menu_button.h"
  22 #include "ui/views/controls/button/menu_button_listener.h"
  23 #include "ui/views/controls/label.h"
  24 #include "ui/views/controls/menu/menu_runner.h"
  25 #include "ui/views/layout/box_layout.h"
  26 #include "ui/views/layout/grid_layout.h"
  27 #include "ui/views/painter.h"
  28
  29 namespace message_center {
  30
  31 namespace {
  32 const int kButtonSize = 40;
  33 const int kChevronWidth = 8;
  34 const int kFooterTopMargin = 6;
  35 const int kFooterBottomMargin = 3;
  36 const int kFooterLeftMargin = 20;
  37 const int kFooterRightMargin = 14;
  38 }  // namespace
  39
  40 // NotificationCenterButton ////////////////////////////////////////////////////
  41 ////////////////////////////////////////////////////////////////////////////////
  42 class NotificationCenterButton : public views::ToggleImageButton {
  43  public:
  44   NotificationCenterButton(views::ButtonListener* listener,
  45                            int normal_id,
  46                            int hover_id,
  47                            int pressed_id,
  48                            int text_id);
  49   void set_size(gfx::Size size) { size_ = size; }
  50
  51  protected:
  52   // Overridden from views::View:
  53   virtual gfx::Size GetPreferredSize() OVERRIDE;
  54
  55  private:
  56   gfx::Size size_;
  57
  58   DISALLOW_COPY_AND_ASSIGN(NotificationCenterButton);
  59 };
  60
  61 NotificationCenterButton::NotificationCenterButton(
  62     views::ButtonListener* listener,
  63     int normal_id,
  64     int hover_id,
  65     int pressed_id,
  66     int text_id)
  67     : views::ToggleImageButton(listener), size_(kButtonSize, kButtonSize) {
  68   ui::ResourceBundle& resource_bundle = ui::ResourceBundle::GetSharedInstance();
  69   SetImage(STATE_NORMAL, resource_bundle.GetImageSkiaNamed(normal_id));
  70   SetImage(STATE_HOVERED, resource_bundle.GetImageSkiaNamed(hover_id));
  71   SetImage(STATE_PRESSED, resource_bundle.GetImageSkiaNamed(pressed_id));
  72   SetImageAlignment(views::ImageButton::ALIGN_CENTER,
  73                     views::ImageButton::ALIGN_MIDDLE);
  74   if (text_id)
  75     SetTooltipText(resource_bundle.GetLocalizedString(text_id));
  76
  77   SetFocusable(true);
  78   set_request_focus_on_press(false);
  79
  80   SetFocusPainter(views::Painter::CreateSolidFocusPainter(
  81       kFocusBorderColor,
  82       gfx::Insets(1, 2, 2, 2)));
  83 }
  84
  85 gfx::Size NotificationCenterButton::GetPreferredSize() { return size_; }
  86
  87 // MessageCenterButtonBar /////////////////////////////////////////////////////
  88 ///////////////////////////////////////////////////////////////////////////////
  89 MessageCenterButtonBar::MessageCenterButtonBar(
  90     MessageCenterView* message_center_view,
  91     MessageCenter* message_center,
  92     NotifierSettingsProvider* notifier_settings_provider,
  93     bool settings_initially_visible)
  94     : message_center_view_(message_center_view),
  95       message_center_(message_center),
  96       title_arrow_(NULL),
  97       notification_label_(NULL),
  98       button_container_(NULL),
  99       close_all_button_(NULL),
 100       settings_button_(NULL),
 101       quiet_mode_button_(NULL) {
 102   SetPaintToLayer(true);
 103   set_background(
 104       views::Background::CreateSolidBackground(kMessageCenterBackgroundColor));
 105
 106   ui::ResourceBundle& resource_bundle = ui::ResourceBundle::GetSharedInstance();
 107
 108   title_arrow_ = new NotificationCenterButton(this,
 109                                               IDR_NOTIFICATION_ARROW,
 110                                               IDR_NOTIFICATION_ARROW_HOVER,
 111                                               IDR_NOTIFICATION_ARROW_PRESSED,
 112                                               0);
 113   title_arrow_->set_size(gfx::Size(kChevronWidth, kButtonSize));
 114
 115   // Keyboardists can use the gear button to switch modes.
 116   title_arrow_->SetFocusable(false);
 117   AddChildView(title_arrow_);
 118
 119   notification_label_ = new views::Label(
 120       l10n_util::GetStringUTF16(IDS_MESSAGE_CENTER_FOOTER_TITLE));
 121   notification_label_->SetAutoColorReadabilityEnabled(false);
 122   notification_label_->SetHorizontalAlignment(gfx::ALIGN_LEFT);
 123   notification_label_->SetEnabledColor(kRegularTextColor);
 124   AddChildView(notification_label_);
 125
 126   button_container_ = new views::View;
 127   button_container_->SetLayoutManager(
 128       new views::BoxLayout(views::BoxLayout::kHorizontal, 0, 0, 0));
 129   quiet_mode_button_ = new NotificationCenterButton(
 130       this,
 131       IDR_NOTIFICATION_DO_NOT_DISTURB,
 132       IDR_NOTIFICATION_DO_NOT_DISTURB_HOVER,
 133       IDR_NOTIFICATION_DO_NOT_DISTURB_PRESSED,
 134       IDS_MESSAGE_CENTER_QUIET_MODE_BUTTON_TOOLTIP);
 135   quiet_mode_button_->SetToggledImage(
 136       views::Button::STATE_NORMAL,
 137       resource_bundle.GetImageSkiaNamed(
 138           IDR_NOTIFICATION_DO_NOT_DISTURB_PRESSED));
 139   quiet_mode_button_->SetToggledImage(
 140       views::Button::STATE_HOVERED,
 141       resource_bundle.GetImageSkiaNamed(
 142           IDR_NOTIFICATION_DO_NOT_DISTURB_PRESSED));
 143   quiet_mode_button_->SetToggledImage(
 144       views::Button::STATE_PRESSED,
 145       resource_bundle.GetImageSkiaNamed(
 146           IDR_NOTIFICATION_DO_NOT_DISTURB_PRESSED));
 147   quiet_mode_button_->SetToggled(message_center->IsQuietMode());
 148   button_container_->AddChildView(quiet_mode_button_);
 149
 150   close_all_button_ =
 151       new NotificationCenterButton(this,
 152                                    IDR_NOTIFICATION_CLEAR_ALL,
 153                                    IDR_NOTIFICATION_CLEAR_ALL_HOVER,
 154                                    IDR_NOTIFICATION_CLEAR_ALL_PRESSED,
 155                                    IDS_MESSAGE_CENTER_CLEAR_ALL);
 156   close_all_button_->SetImage(
 157       views::Button::STATE_DISABLED,
 158       resource_bundle.GetImageSkiaNamed(IDR_NOTIFICATION_CLEAR_ALL_DISABLED));
 159   button_container_->AddChildView(close_all_button_);
 160
 161   settings_button_ =
 162       new NotificationCenterButton(this,
 163                                    IDR_NOTIFICATION_SETTINGS,
 164                                    IDR_NOTIFICATION_SETTINGS_HOVER,
 165                                    IDR_NOTIFICATION_SETTINGS_PRESSED,
 166                                    IDS_MESSAGE_CENTER_SETTINGS_BUTTON_LABEL);
 167   button_container_->AddChildView(settings_button_);
 168
 169   SetCloseAllButtonEnabled(!settings_initially_visible);
 170   SetBackArrowVisible(settings_initially_visible);
 171   ViewVisibilityChanged();
 172 }
 173
 174 void MessageCenterButtonBar::ViewVisibilityChanged() {
 175   gfx::ImageSkia* settings_image =
 176       ui::ResourceBundle::GetSharedInstance().GetImageSkiaNamed(
 177           IDR_NOTIFICATION_SETTINGS);
 178   int image_margin = std::max(0, (kButtonSize - settings_image->width()) / 2);
 179   views::GridLayout* layout = new views::GridLayout(this);
 180   SetLayoutManager(layout);
 181   layout->SetInsets(kFooterTopMargin,
 182                     kFooterLeftMargin,
 183                     kFooterBottomMargin,
 184                     std::max(0, kFooterRightMargin - image_margin));
 185   views::ColumnSet* column = layout->AddColumnSet(0);
 186   if (title_arrow_->visible()) {
 187     // Column for the left-arrow used to back out of settings.
 188     column->AddColumn(views::GridLayout::LEADING,
 189                       views::GridLayout::CENTER,
 190                       0.0f,
 191                       views::GridLayout::USE_PREF,
 192                       0,
 193                       0);
 194
 195     column->AddPaddingColumn(0.0f, 10);
 196   }
 197
 198   // Column for the label "Notifications".
 199   column->AddColumn(views::GridLayout::LEADING,
 200                     views::GridLayout::CENTER,
 201                     0.0f,
 202                     views::GridLayout::USE_PREF,
 203                     0,
 204                     0);
 205
 206   // Fills in the remaining space between "Notifications" and buttons.
 207   column->AddPaddingColumn(1.0f, image_margin);
 208
 209   // The button area column.
 210   column->AddColumn(views::GridLayout::LEADING,
 211                     views::GridLayout::CENTER,
 212                     0.0f,
 213                     views::GridLayout::USE_PREF,
 214                     0,
 215                     0);
 216
 217   layout->StartRow(0, 0);
 218   if (title_arrow_->visible())
 219     layout->AddView(title_arrow_);
 220   layout->AddView(notification_label_);
 221   layout->AddView(button_container_);
 222 }
 223
 224 MessageCenterButtonBar::~MessageCenterButtonBar() {}
 225
 226 void MessageCenterButtonBar::SetAllButtonsEnabled(bool enabled) {
 227   if (close_all_button_)
 228     close_all_button_->SetEnabled(enabled);
 229   settings_button_->SetEnabled(enabled);
 230   quiet_mode_button_->SetEnabled(enabled);
 231 }
 232
 233 void MessageCenterButtonBar::SetCloseAllButtonEnabled(bool enabled) {
 234   if (close_all_button_)
 235     close_all_button_->SetEnabled(enabled);
 236 }
 237
 238 void MessageCenterButtonBar::SetBackArrowVisible(bool visible) {
 239   if (title_arrow_)
 240     title_arrow_->SetVisible(visible);
 241   ViewVisibilityChanged();
 242   Layout();
 243 }
 244
 245 void MessageCenterButtonBar::ChildVisibilityChanged(views::View* child) {
 246   InvalidateLayout();
 247 }
 248
 249 void MessageCenterButtonBar::ButtonPressed(views::Button* sender,
 250                                            const ui::Event& event) {
 251   if (sender == close_all_button_) {
 252     message_center_view()->ClearAllNotifications();
 253   } else if (sender == settings_button_ || sender == title_arrow_) {
 254     MessageCenterView* center_view = message_center_view();
 255     center_view->SetSettingsVisible(!center_view->settings_visible());
 256   } else if (sender == quiet_mode_button_) {
 257     if (message_center()->IsQuietMode())
 258       message_center()->SetQuietMode(false);
 259     else
 260       message_center()->EnterQuietModeWithExpire(base::TimeDelta::FromDays(1));
 261     quiet_mode_button_->SetToggled(message_center()->IsQuietMode());
 262   } else {
 263     NOTREACHED();
 264   }
 265 }
 266
 267 }  // namespace message_center