Alternate NTP: Add search token to omnibox

chrome/browser/ui/cocoa/location_bar/location_bar_view_mac.mm

Index: chrome/browser/ui/cocoa/location_bar/location_bar_view_mac.mm
diff --git a/chrome/browser/ui/cocoa/location_bar/location_bar_view_mac.mm b/chrome/browser/ui/cocoa/location_bar/location_bar_view_mac.mm
index 4d6ef9a8762de2c9025fd145846c667615418288..f9ade81a31e79f57691f098c0e9fb8c26ae62173 100644
--- a/chrome/browser/ui/cocoa/location_bar/location_bar_view_mac.mm
+++ b/chrome/browser/ui/cocoa/location_bar/location_bar_view_mac.mm
@@ -40,7 +40,9 @@
 #import "chrome/browser/ui/cocoa/location_bar/location_icon_decoration.h"
 #import "chrome/browser/ui/cocoa/location_bar/page_action_decoration.h"
 #import "chrome/browser/ui/cocoa/location_bar/plus_decoration.h"
+#import "chrome/browser/ui/cocoa/location_bar/search_token_decoration.h"
 #import "chrome/browser/ui/cocoa/location_bar/selected_keyword_decoration.h"
+#import "chrome/browser/ui/cocoa/location_bar/separator_decoration.h"
 #import "chrome/browser/ui/cocoa/location_bar/star_decoration.h"
 #import "chrome/browser/ui/cocoa/location_bar/web_intents_button_decoration.h"
 #import "chrome/browser/ui/cocoa/location_bar/zoom_decoration.h"
@@ -94,8 +96,10 @@ LocationBarViewMac::LocationBarViewMac(
       field_(field),
       disposition_(CURRENT_TAB),
       location_icon_decoration_(new LocationIconDecoration(this)),
+      search_token_decoration_(new SearchTokenDecoration()),
       selected_keyword_decoration_(
           new SelectedKeywordDecoration(OmniboxViewMac::GetFieldFont())),
+      separator_decoration_(new SeparatorDecoration()),
       ev_bubble_decoration_(
           new EVBubbleDecoration(location_icon_decoration_.get(),
                                  OmniboxViewMac::GetFieldFont())),
@@ -702,12 +706,16 @@ void LocationBarViewMac::Layout() {
   [cell addRightDecoration:keyword_hint_decoration_.get()];
 
   [cell addRightDecoration:web_intents_button_decoration_.get()];
+  [cell addRightDecoration:separator_decoration_.get()];
+  [cell addRightDecoration:search_token_decoration_.get()];
 
   // By default only the location icon is visible.
   location_icon_decoration_->SetVisible(true);
   selected_keyword_decoration_->SetVisible(false);
   ev_bubble_decoration_->SetVisible(false);
   keyword_hint_decoration_->SetVisible(false);
+  separator_decoration_->SetVisible(false);
+  search_token_decoration_->SetVisible(false);
 
   // Get the keyword to use for keyword-search and hinting.
   const string16 keyword = omnibox_view_->model()->keyword();
@@ -717,10 +725,11 @@ void LocationBarViewMac::Layout() {
     short_name = TemplateURLServiceFactory::GetForProfile(profile_)->
         GetKeywordShortName(keyword, &is_extension_keyword);
   }
+  bool show_search_token = !GetSearchProviderName().empty();

[Scott Hess - ex-Googler, 2013/01/29 23:28:37]

If you captured the GetSearchProviderName() results in a local variable, would
that result in two copies, or just one?  Asking due to having it called again if
non-empty().

[sail, 2013/01/30 01:40:56]

Done.
Changed to use a local variable.

 
   const bool is_keyword_hint = omnibox_view_->model()->is_keyword_hint();
 
-  if (!keyword.empty() && !is_keyword_hint) {
+  if (!keyword.empty() && !is_keyword_hint && !show_search_token) {
     // Switch from location icon to keyword mode.
     location_icon_decoration_->SetVisible(false);
     selected_keyword_decoration_->SetVisible(true);
@@ -733,12 +742,18 @@ void LocationBarViewMac::Layout() {
 
     string16 label(toolbar_model_->GetEVCertName());
     ev_bubble_decoration_->SetFullLabel(base::SysUTF16ToNSString(label));
-  } else if (!keyword.empty() && is_keyword_hint) {
+  } else if (!keyword.empty() && is_keyword_hint && !show_search_token) {
     keyword_hint_decoration_->SetKeyword(short_name,
                                          is_extension_keyword);
     keyword_hint_decoration_->SetVisible(true);
   }
 
+  if (show_search_token) {
+    separator_decoration_->SetVisible(true);
+    search_token_decoration_->set_search_provider_name(GetSearchProviderName());
+    search_token_decoration_->SetVisible(true);
+  }
+
   // These need to change anytime the layout changes.
   // TODO(shess): Anytime the field editor might have changed, the
   // cursor rects almost certainly should have changed.  The tooltips
@@ -784,3 +799,15 @@ void LocationBarViewMac::UpdatePlusDecorationVisibility() {
     plus_decoration_->SetVisible(!toolbar_model_->GetInputInProgress());
   }
 }
+
+string16 LocationBarViewMac::GetSearchProviderName() const {
+  if (!toolbar_model_->GetInputInProgress() &&
+      toolbar_model_->WouldReplaceSearchURLWithSearchTerms()) {
+    const TemplateURL* template_url =
+        TemplateURLServiceFactory::GetForProfile(profile_)->
+            GetDefaultSearchProvider();
+    if (template_url)
+      return template_url->short_name();
+  }
+  return string16();
+}