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 "ui/message_center/views/message_center_bubble.h"
6
7 #include "ui/base/l10n/l10n_util.h"
8 #include "ui/message_center/message_center_style.h"
9 #include "ui/message_center/views/message_center_view.h"
10 #include "ui/strings/grit/ui_strings.h"
11 #include "ui/views/layout/fill_layout.h"
12 #include "ui/views/widget/widget.h"
13
14 namespace message_center {
15
16 // ContentsView ////////////////////////////////////////////////////////////////
17
18 // Handles changes in MessageCenterView sizes.
19 class ContentsView : public views::View {
20 public:
21 explicit ContentsView(MessageCenterBubble* bubble, views::View* contents);
22 virtual ~ContentsView();
23
24 // Overridden from views::View:
25 virtual int GetHeightForWidth(int width) const OVERRIDE;
26
27 protected:
28 // Overridden from views::View:
29 virtual void ChildPreferredSizeChanged(View* child) OVERRIDE;
30
31 private:
32 base::WeakPtr<MessageCenterBubble> bubble_;
33
34 DISALLOW_COPY_AND_ASSIGN(ContentsView);
35 };
36
ContentsView(MessageCenterBubble * bubble,views::View * contents)37 ContentsView::ContentsView(MessageCenterBubble* bubble, views::View* contents)
38 : bubble_(bubble->AsWeakPtr()) {
39 SetLayoutManager(new views::FillLayout());
40 AddChildView(contents);
41 }
42
~ContentsView()43 ContentsView::~ContentsView() {
44 }
45
GetHeightForWidth(int width) const46 int ContentsView::GetHeightForWidth(int width) const {
47 DCHECK_EQ(1, child_count());
48 int contents_width = std::max(width - GetInsets().width(), 0);
49 int contents_height = child_at(0)->GetHeightForWidth(contents_width);
50 return contents_height + GetInsets().height();
51 }
52
ChildPreferredSizeChanged(View * child)53 void ContentsView::ChildPreferredSizeChanged(View* child) {
54 // TODO(dharcourt): Reduce the amount of updating this requires.
55 if (bubble_.get())
56 bubble_->bubble_view()->UpdateBubble();
57 }
58
59 // MessageCenterBubble /////////////////////////////////////////////////////////
60
MessageCenterBubble(MessageCenter * message_center,MessageCenterTray * tray,bool first_item_has_no_margin)61 MessageCenterBubble::MessageCenterBubble(MessageCenter* message_center,
62 MessageCenterTray* tray,
63 bool first_item_has_no_margin)
64 : MessageBubbleBase(message_center, tray),
65 message_center_view_(NULL),
66 initially_settings_visible_(false),
67 first_item_has_no_margin_(first_item_has_no_margin),
68 title_(l10n_util::GetStringUTF16(IDS_MESSAGE_CENTER_FOOTER_TITLE)) {
69 }
70
~MessageCenterBubble()71 MessageCenterBubble::~MessageCenterBubble() {
72 }
73
SetSettingsVisible()74 void MessageCenterBubble::SetSettingsVisible() {
75 if (message_center_view_)
76 message_center_view_->SetSettingsVisible(true);
77 else
78 initially_settings_visible_ = true;
79 }
80
GetInitParams(views::TrayBubbleView::AnchorAlignment anchor_alignment)81 views::TrayBubbleView::InitParams MessageCenterBubble::GetInitParams(
82 views::TrayBubbleView::AnchorAlignment anchor_alignment) {
83 views::TrayBubbleView::InitParams init_params =
84 GetDefaultInitParams(anchor_alignment);
85 init_params.min_width += kMarginBetweenItems * 2;
86 init_params.max_width += kMarginBetweenItems * 2;
87 init_params.max_height = max_height();
88 init_params.can_activate = true;
89 init_params.first_item_has_no_margin = first_item_has_no_margin_;
90 return init_params;
91 }
92
InitializeContents(views::TrayBubbleView * new_bubble_view)93 void MessageCenterBubble::InitializeContents(
94 views::TrayBubbleView* new_bubble_view) {
95 set_bubble_view(new_bubble_view);
96 bubble_view()->GetWidget()->AddObserver(this);
97 message_center_view_ = new MessageCenterView(
98 message_center(),
99 tray(),
100 max_height(),
101 initially_settings_visible_,
102 false, /* MessageCenterBubble should be used only on ChromeOS.
103 Message center is never shown top down in ChromeOS. */
104 title_);
105 bubble_view()->AddChildView(new ContentsView(this, message_center_view_));
106 // Resize the content of the bubble view to the given bubble size. This is
107 // necessary in case of the bubble border forcing a bigger size then the
108 // |new_bubble_view| actually wants. See crbug.com/169390.
109 bubble_view()->Layout();
110 UpdateBubbleView();
111 }
112
OnBubbleViewDestroyed()113 void MessageCenterBubble::OnBubbleViewDestroyed() {
114 message_center_view_ = NULL;
115 }
116
UpdateBubbleView()117 void MessageCenterBubble::UpdateBubbleView() {
118 if (!bubble_view())
119 return; // Could get called after view is closed
120 const NotificationList::Notifications& notifications =
121 message_center()->GetVisibleNotifications();
122 message_center_view_->SetNotifications(notifications);
123 bubble_view()->GetWidget()->Show();
124 bubble_view()->UpdateBubble();
125 }
126
OnWidgetClosing(views::Widget * widget)127 void MessageCenterBubble::OnWidgetClosing(views::Widget* widget) {
128 bubble_view()->GetWidget()->RemoveObserver(this);
129 if (message_center_view_)
130 message_center_view_->SetIsClosing(true);
131 }
132
OnMouseEnteredView()133 void MessageCenterBubble::OnMouseEnteredView() {
134 }
135
OnMouseExitedView()136 void MessageCenterBubble::OnMouseExitedView() {
137 }
138
NumMessageViewsForTest() const139 size_t MessageCenterBubble::NumMessageViewsForTest() const {
140 return message_center_view_->NumMessageViewsForTest();
141 }
142
143 } // namespace message_center
144