1 // Copyright (c) 2011 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/infobars/link_infobar.h"
6
7 #include "chrome/browser/tab_contents/link_infobar_delegate.h"
8 #include "chrome/browser/ui/views/event_utils.h"
9
10 // LinkInfoBarDelegate --------------------------------------------------------
11
CreateInfoBar()12 InfoBar* LinkInfoBarDelegate::CreateInfoBar() {
13 return new LinkInfoBar(this);
14 }
15
16 // LinkInfoBar ----------------------------------------------------------------
17
LinkInfoBar(LinkInfoBarDelegate * delegate)18 LinkInfoBar::LinkInfoBar(LinkInfoBarDelegate* delegate)
19 : InfoBarView(delegate),
20 label_1_(NULL),
21 link_(NULL),
22 label_2_(NULL) {
23 }
24
~LinkInfoBar()25 LinkInfoBar::~LinkInfoBar() {
26 }
27
Layout()28 void LinkInfoBar::Layout() {
29 InfoBarView::Layout();
30
31 // TODO(pkasting): This isn't perfect; there are points when we should elide a
32 // view because its subsequent view will be too small to show an ellipsis.
33 gfx::Size label_1_size = label_1_->GetPreferredSize();
34 int available_width = EndX() - StartX();
35 label_1_->SetBounds(StartX(), OffsetY(label_1_size),
36 std::min(label_1_size.width(), available_width), label_1_size.height());
37 available_width = std::max(0, available_width - label_1_size.width());
38
39 gfx::Size link_size = link_->GetPreferredSize();
40 link_->SetBounds(label_1_->bounds().right(), OffsetY(link_size),
41 std::min(link_size.width(), available_width), link_size.height());
42 available_width = std::max(0, available_width - link_size.width());
43
44 gfx::Size label_2_size = label_2_->GetPreferredSize();
45 label_2_->SetBounds(link_->bounds().right(), OffsetY(label_2_size),
46 std::min(label_2_size.width(), available_width), label_2_size.height());
47 }
48
ViewHierarchyChanged(bool is_add,View * parent,View * child)49 void LinkInfoBar::ViewHierarchyChanged(bool is_add, View* parent, View* child) {
50 if (is_add && (child == this) && (label_1_ == NULL)) {
51 LinkInfoBarDelegate* delegate = GetDelegate();
52 size_t offset;
53 string16 message_text = delegate->GetMessageTextWithOffset(&offset);
54 DCHECK_NE(string16::npos, offset);
55 label_1_ = CreateLabel(message_text.substr(0, offset));
56 AddChildView(label_1_);
57
58 link_ = CreateLink(delegate->GetLinkText(), this,
59 background()->get_color());
60 AddChildView(link_);
61
62 label_2_ = CreateLabel(message_text.substr(offset));
63 AddChildView(label_2_);
64 }
65
66 // This must happen after adding all other children so InfoBarView can ensure
67 // the close button is the last child.
68 InfoBarView::ViewHierarchyChanged(is_add, parent, child);
69 }
70
LinkActivated(views::Link * source,int event_flags)71 void LinkInfoBar::LinkActivated(views::Link* source, int event_flags) {
72 DCHECK(link_ != NULL);
73 DCHECK_EQ(link_, source);
74 if (GetDelegate()->LinkClicked(
75 event_utils::DispositionFromEventFlags(event_flags)))
76 RemoveInfoBar();
77 }
78
GetDelegate()79 LinkInfoBarDelegate* LinkInfoBar::GetDelegate() {
80 return delegate()->AsLinkInfoBarDelegate();
81 }
82