Convert Alternate NavURL Fetcher to use the new infobar framework.

http://crbug.com/4620

Review URL: http://codereview.chromium.org/13070

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@6268 0039d316-1c4b-4281-b951-d872f2087c98

2 files changed, 132 insertions, 0 deletions

diff --git a/chrome/browser/views/infobars/infobars.cc b/chrome/browser/views/infobars/infobars.cc
index 52fcf55..475b7ea 100644
--- a/chrome/browser/views/infobars/infobars.cc
+++ b/chrome/browser/views/infobars/infobars.cc
@@ -5,6 +5,7 @@
 #include "chrome/browser/views/infobars/infobars.h"
 
 #include "chrome/app/theme/theme_resources.h"
+#include "chrome/browser/views/event_utils.h"
 #include "chrome/browser/views/infobars/infobar_container.h"
 #include "chrome/common/l10n_util.h"
 #include "chrome/common/resource_bundle.h"
@@ -24,6 +25,7 @@ static const int kVerticalPadding = 3;
 static const int kHorizontalPadding = 3;
 static const int kIconLabelSpacing = 5;
 static const int kButtonSpacing = 5;
+static const int kWordSpacing = 2;
 
 static const SkColor kBackgroundColorTop = SkColorSetRGB(255, 242, 183);
 static const SkColor kBackgroundColorBottom = SkColorSetRGB(250, 230, 145);
@@ -262,6 +264,106 @@ AlertInfoBarDelegate* AlertInfoBar::GetDelegate() {
   return delegate()->AsAlertInfoBarDelegate();
 }
 
+// LinkInfoBar, public: --------------------------------------------------------
+
+LinkInfoBar::LinkInfoBar(LinkInfoBarDelegate* delegate)
+    : icon_(new views::ImageView),
+      label_1_(new views::Label),
+      label_2_(new views::Label),
+      link_(new views::Link),
+      InfoBar(delegate) {
+  // Set up the icon.
+  if (delegate->GetIcon())
+    icon_->SetImage(delegate->GetIcon());
+  AddChildView(icon_);
+
+  // Set up the labels.
+  size_t offset;
+  std::wstring message_text = delegate->GetMessageTextWithOffset(&offset);
+  if (offset != std::wstring::npos) {
+    label_1_->SetText(message_text.substr(0, offset));
+    label_2_->SetText(message_text.substr(offset));
+  } else {
+    label_1_->SetText(message_text);
+  }
+  ResourceBundle& rb = ResourceBundle::GetSharedInstance();
+  label_1_->SetFont(rb.GetFont(ResourceBundle::MediumFont));
+  label_2_->SetFont(rb.GetFont(ResourceBundle::MediumFont));
+  label_1_->SetHorizontalAlignment(views::Label::ALIGN_LEFT);
+  label_2_->SetHorizontalAlignment(views::Label::ALIGN_LEFT);
+  AddChildView(label_1_);
+  AddChildView(label_2_);
+
+  // Set up the link.
+  link_->SetText(delegate->GetLinkText());
+  link_->SetFont(rb.GetFont(ResourceBundle::MediumFont));
+  link_->SetHorizontalAlignment(views::Label::ALIGN_LEFT);
+  link_->SetController(this);
+  AddChildView(link_);
+}
+
+LinkInfoBar::~LinkInfoBar() {
+}
+
+// LinkInfoBar, views::LinkController implementation: --------------------------
+
+void LinkInfoBar::LinkActivated(views::Link* source, int event_flags) {
+  DCHECK(source == link_);
+  if (GetDelegate()->LinkClicked(
+          event_utils::DispositionFromEventFlags(event_flags))) {
+    RemoveInfoBar();
+  }
+}
+
+// LinkInfoBar, views::View overrides: -----------------------------------------
+
+void LinkInfoBar::Layout() {
+  // Layout the close button.
+  InfoBar::Layout();
+
+  // Layout the icon.
+  gfx::Size icon_ps = icon_->GetPreferredSize();
+  icon_->SetBounds(kHorizontalPadding, OffsetY(this, icon_ps), icon_ps.width(),
+                   icon_ps.height());
+
+  int label_1_x = icon_->bounds().right() + kIconLabelSpacing;
+
+  // Figure out the amount of space available to the rest of the content now
+  // that the close button and the icon have been positioned.
+  int available_width = GetAvailableWidth() - label_1_x;
+
+  // Layout the left label.
+  gfx::Size label_1_ps = label_1_->GetPreferredSize();
+  label_1_->SetBounds(label_1_x, OffsetY(this, label_1_ps), label_1_ps.width(),
+                      label_1_ps.height());
+
+  // Layout the link.
+  gfx::Size link_ps = link_->GetPreferredSize();
+  bool has_second_label = !label_2_->GetText().empty();
+  if (has_second_label) {
+    // Embed the link in the text string between the two labels.
+    link_->SetBounds(label_1_->bounds().right() + kWordSpacing,
+                     OffsetY(this, link_ps), link_ps.width(), link_ps.height());
+  } else {
+    // Right-align the link toward the edge of the InfoBar.
+    link_->SetBounds(label_1_x + available_width - link_ps.width(),
+                     OffsetY(this, link_ps), link_ps.width(), link_ps.height());
+  }
+
+  // Layout the right label (we do this regardless of whether or not it has
+  // text).
+  gfx::Size label_2_ps = label_2_->GetPreferredSize();
+  label_2_->SetBounds(link_->bounds().right() + kWordSpacing,
+                      OffsetY(this, label_2_ps), label_2_ps.width(),
+                      label_2_ps.height());
+}
+
+// LinkInfoBar, private: -------------------------------------------------------
+
+LinkInfoBarDelegate* LinkInfoBar::GetDelegate() {
+  return delegate()->AsLinkInfoBarDelegate();
+}
+
 // ConfirmInfoBar, public: -----------------------------------------------------
 
 ConfirmInfoBar::ConfirmInfoBar(ConfirmInfoBarDelegate* delegate)
@@ -361,6 +463,12 @@ InfoBar* AlertInfoBarDelegate::CreateInfoBar() {
   return new AlertInfoBar(this);
 }
 
+// LinkInfoBarDelegate, InfoBarDelegate overrides: -----------------------------
+
+InfoBar* LinkInfoBarDelegate::CreateInfoBar() {
+  return new LinkInfoBar(this);
+}
+
 // ConfirmInfoBarDelegate, InfoBarDelegate overrides: --------------------------
 
 InfoBar* ConfirmInfoBarDelegate::CreateInfoBar() {
diff --git a/chrome/browser/views/infobars/infobars.h b/chrome/browser/views/infobars/infobars.h
index 028632b..e0ae487 100644
--- a/chrome/browser/views/infobars/infobars.h
+++ b/chrome/browser/views/infobars/infobars.h
@@ -7,6 +7,7 @@
 
 #include "chrome/browser/infobar_delegate.h"
 #include "chrome/views/base_button.h"
+#include "chrome/views/link.h"
 #include "chrome/views/native_button.h"
 
 class InfoBarContainer;
@@ -133,6 +134,29 @@ class AlertInfoBar : public InfoBar {
   DISALLOW_COPY_AND_ASSIGN(AlertInfoBar);
 };
 
+class LinkInfoBar : public InfoBar,
+                    public views::LinkController {
+ public:
+  explicit LinkInfoBar(LinkInfoBarDelegate* delegate);
+  virtual ~LinkInfoBar();
+
+  // Overridden from views::LinkController:
+  virtual void LinkActivated(views::Link* source, int event_flags);
+
+  // Overridden from views::View:
+  virtual void Layout();
+
+ private:
+  LinkInfoBarDelegate* GetDelegate();
+
+  views::ImageView* icon_;
+  views::Label* label_1_;
+  views::Label* label_2_;
+  views::Link* link_;
+
+  DISALLOW_COPY_AND_ASSIGN(LinkInfoBar);
+};
+
 class ConfirmInfoBar : public AlertInfoBar,
                        public views::NativeButton::Listener {
  public: