Sidebar mini tabs UI (views version)....

chrome/browser/ui/views/sidebar/sidebar_tab_strip.h

+// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef CHROME_BROWSER_UI_VIEWS_SIDEBAR_SIDEBAR_TAB_STRIP_H_
+#define CHROME_BROWSER_UI_VIEWS_SIDEBAR_SIDEBAR_TAB_STRIP_H_
+#pragma once
+
+#include "base/compiler_specific.h"
+#include "base/ref_counted.h"
+#include "chrome/browser/ui/views/sidebar/sidebar_base_tab_strip.h"
+#include "ui/base/animation/animation_container.h"
+
+namespace gfx {
+class Point;
+}  // namespace gfx
+
+// A view that represents the sidebar mini tabs fro the current;y displayed
+// page. It acts as a container for SidebarTab instances, it is responsible
+// for creating them and for the actual layout (SidebarBaseTabStrip does not
+// make layout decisions).
+class SidebarTabStrip : public SidebarBaseTabStrip {
+ public:
+  explicit SidebarTabStrip(SidebarTabStripController* controller);
+  virtual ~SidebarTabStrip();
+
+  // views::View overrides:
+  virtual void Layout() OVERRIDE;
+  virtual views::View* GetViewForPoint(const gfx::Point& point) OVERRIDE;
+  virtual views::View* GetViewByID(int id) const OVERRIDE;
+  virtual AccessibilityTypes::Role GetAccessibleRole() OVERRIDE;
+  virtual void PaintChildren(gfx::Canvas* canvas) OVERRIDE;
+
+ protected:
+  // SidebarBaseTabStrip overrides:
+  virtual SidebarBaseTab* CreateTab();
+  virtual void StartInsertTabAnimation(int model_index);
+  virtual void StartRemoveTabAnimation(int model_index);
+  // Generates the ideal bounds of the SidebarTabStrip when all tabs have
+  // finished animating to their desired position/bounds.
+  virtual void GenerateIdealBounds();
+
+ private:
+  // Returns true if the specified point in SidebarTabStrip coords is within
+  // the hit-test region of the specified SidebarBaseTab.
+  bool IsPointInTab(SidebarBaseTab* tab,
+                    const gfx::Point& point_in_tab_strip_coords);
+
+  // To ensure all tabs pulse at the same time they share the same animation
+  // container. This is that animation container.
+  scoped_refptr<ui::AnimationContainer> animation_container_;
+
+  DISALLOW_COPY_AND_ASSIGN(SidebarTabStrip);
+};
+
+#endif  // CHROME_BROWSER_UI_VIEWS_SIDEBAR_SIDEBAR_TAB_STRIP_H_
+