CompactLocationBar

chrome/browser/views/tabs/tab.cc

Index: chrome/browser/views/tabs/tab.cc
diff --git a/chrome/browser/views/tabs/tab.cc b/chrome/browser/views/tabs/tab.cc
index f69ced8727e1f909171aacb77d98dd7ac4f7e486..7876ae26ae49c079bf5375f9a2b8c2fdb05b0c5e 100644
--- a/chrome/browser/views/tabs/tab.cc
+++ b/chrome/browser/views/tabs/tab.cc
@@ -11,6 +11,9 @@
 #include "app/resource_bundle.h"
 #include "base/compiler_specific.h"
 #include "base/gfx/size.h"
+#include "chrome/browser/views/frame/browser_extender.h"
+#include "chrome/browser/views/frame/browser_view.h"
+#include "chrome/browser/views/tabs/tab_strip.h"
 #include "grit/generated_resources.h"
 #include "views/controls/menu/simple_menu_model.h"
 #include "views/widget/tooltip_manager.h"
@@ -155,8 +158,14 @@ bool Tab::OnMousePressed(const views::MouseEvent& event) {
     // able to drag foreground tabs, so we don't start dragging the tab if
     // it was in the background.
     bool just_selected = !IsSelected();
-    if (just_selected)
+    if (just_selected) {
       delegate_->SelectTab(this);
+      // This is a hack to update the compact location bar when the tab
+      // is selected. This is just an experiement and will be modified later.
+      // TODO(oshima): Improve the BrowserExtender interface if we
+      // decided to keep this UI, or remove this otherwise.
+      GetBrowserExtender()->OnMouseEnteredToTab(this);
+    }
     delegate_->MaybeStartDrag(this, event);
   }
   return true;
@@ -183,6 +192,18 @@ void Tab::OnMouseReleased(const views::MouseEvent& event, bool canceled) {
     delegate_->CloseTab(this);
 }
 
+void Tab::OnMouseEntered(const views::MouseEvent& event) {
+  GetBrowserExtender()->OnMouseEnteredToTab(this);
+}
+
+void Tab::OnMouseMoved(const views::MouseEvent& event) {
+  GetBrowserExtender()->OnMouseMovedOnTab(this);
+}
+
+void Tab::OnMouseExited(const views::MouseEvent& event) {
+  GetBrowserExtender()->OnMouseExitedFromTab(this);
+}
+
 bool Tab::GetTooltipText(int x, int y, std::wstring* tooltip) {
   std::wstring title = GetTitle();
   if (!title.empty()) {
@@ -236,6 +257,17 @@ void Tab::ButtonPressed(views::Button* sender, const views::Event& event) {
 ///////////////////////////////////////////////////////////////////////////////
 // Tab, private:
 
+BrowserExtender* Tab::GetBrowserExtender() {
+  // This is a hack to BrowserExtender from a Tab.
+  // TODO(oshima): Fix when the decision on compact location bar is made.
+  // Potential candidates are:
+  // * Use View ID with a cached reference to BrowserView.
+  // * Pass the BrowserView reference to Tabs.
+  // * Add GetBrowserView method to Delegate.
+  TabStrip* tab_strip = static_cast<TabStrip*>(delegate_);
+  return static_cast<BrowserView*>(tab_strip->GetParent())->browser_extender();
+}
+
 void Tab::MakePathForTab(gfx::Path* path) const {
   DCHECK(path);