ui/message_center/views/message_center_button_bar.h

   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 #ifndef UI_MESSAGE_CENTER_VIEWS_MESSAGE_CENTER_BUTTON_BAR_H_
   6 #define UI_MESSAGE_CENTER_VIEWS_MESSAGE_CENTER_BUTTON_BAR_H_
   7
   8 #include "ui/views/controls/button/button.h"
   9 #include "ui/views/controls/button/image_button.h"
  10 #include "ui/views/view.h"
  11
  12 namespace views {
  13 class Label;
  14 }
  15
  16 namespace message_center {
  17
  18 class ButtonBarSettingsLabel;
  19 class MessageCenter;
  20 class MessageCenterTray;
  21 class MessageCenterView;
  22 class NotificationCenterButton;
  23 class NotifierSettingsProvider;
  24
  25 // MessageCenterButtonBar is the class that shows the content outside the main
  26 // notification area - the label (or NotifierGroup switcher) and the buttons.
  27 class MessageCenterButtonBar : public views::View,
  28                                public views::ButtonListener {
  29  public:
  30   MessageCenterButtonBar(MessageCenterView* message_center_view,
  31                          MessageCenter* message_center,
  32                          NotifierSettingsProvider* notifier_settings_provider,
  33                          bool settings_initially_visible,
  34                          const base::string16& title);
  35   ~MessageCenterButtonBar() override;
  36
  37   // Enables or disables all of the buttons in the center.  This is used to
  38   // prevent user clicks during the close-all animation.
  39   virtual void SetAllButtonsEnabled(bool enabled);
  40
  41   // Sometimes we shouldn't see the close-all button.
  42   void SetCloseAllButtonEnabled(bool enabled);
  43
  44   // Sometimes we shouldn't see the back arrow (not in settings).
  45   void SetBackArrowVisible(bool visible);
  46
  47  private:
  48   // Updates the layout manager which can have differing configuration
  49   // depending on the visibility of different parts of the button bar.
  50   void ViewVisibilityChanged();
  51
  52   // Overridden from views::View:
  53   void ChildVisibilityChanged(views::View* child) override;
  54
  55   // Overridden from views::ButtonListener:
  56   void ButtonPressed(views::Button* sender, const ui::Event& event) override;
  57
  58   MessageCenterView* message_center_view() const {
  59     return message_center_view_;
  60   }
  61   MessageCenter* message_center() const { return message_center_; }
  62
  63   MessageCenterView* message_center_view_;  // Weak reference.
  64   MessageCenter* message_center_;           // Weak reference.
  65
  66   // |close_bubble_button_| closes the message center bubble. This is required
  67   // for desktop Linux because the status icon doesn't toggle the bubble, and
  68   // close-on-deactivation is off. This is a tentative solution. Once pkotwicz
  69   // Fixes the problem of focus-follow-mouse, close-on-deactivation will be
  70   // back and this field will be removed. See crbug.com/319516.
  71 #if defined(OS_LINUX) && !defined(OS_CHROMEOS)
  72   views::ImageButton* close_bubble_button_;
  73 #endif
  74
  75   // Sub-views of the button bar.
  76   NotificationCenterButton* title_arrow_;
  77   views::Label* notification_label_;
  78   views::View* button_container_;
  79   NotificationCenterButton* close_all_button_;
  80   NotificationCenterButton* settings_button_;
  81   NotificationCenterButton* quiet_mode_button_;
  82
  83   DISALLOW_COPY_AND_ASSIGN(MessageCenterButtonBar);
  84 };
  85
  86 }  // namespace message_center
  87
  88 #endif  // UI_MESSAGE_CENTER_VIEWS_MESSAGE_CENTER_BUTTON_BAR_H_