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

chrome/browser/ui/views/sidebar/browser_sidebar_tab_strip_controller.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_BROWSER_SIDEBAR_TAB_STRIP_CONTROLLER_H_
+#define CHROME_BROWSER_UI_VIEWS_SIDEBAR_BROWSER_SIDEBAR_TAB_STRIP_CONTROLLER_H_
+#pragma once
+
+#include <string>
+#include <vector>
+
+#include "base/scoped_ptr.h"
+#include "base/timer.h"
+#include "chrome/browser/ui/views/sidebar/sidebar_tab_strip_controller.h"
+
+class SidebarBaseTabStrip;
+class SidebarContainer;
+class SidebarModel;
+class TabContentsWrapper;
+
+struct SidebarTabRendererData;
+
+// An implementation of SidebarTabStripController that sources data from the
+// SidebarModel (SidebarManager and SidebarContainers are behind it)
+// and mediates BrowserView, SidebarModel and SidebarTabStrip interactions.
+class BrowserSidebarTabStripController : public SidebarTabStripController {
+ public:
+  BrowserSidebarTabStripController(SidebarModel* model, Delegate* delegate);
+  virtual ~BrowserSidebarTabStripController();
+
+  // SidebarTabStripController overrides:
+  virtual bool IsSidebarExpanded();
+  virtual bool IsTabSelected(int model_index);
+  virtual void SelectTab(int model_index);
+  virtual void UpdateTabs(TabContentsWrapper* tab);
+  virtual void UpdateState(const SidebarContainer* sidebar);
+  virtual void UpdateLoadingState(const SidebarContainer* sidebar);
+  virtual void TabStripBoundsChanged(bool is_animating);
+
+  void set_tab_strip(SidebarBaseTabStrip* tab_strip) {
+    tab_strip_ = tab_strip;
+  }
+
+ private:
+  friend class BrowserSidebarTabStripControllerTest;
+
+  SidebarModel* model() const { return model_; }
+
+  // Updates the loading animations of all mini tabs.
+  void UpdateLoadingAnimations();
+  // Callback for the loading animation(s) timer associated with this view.
+  void LoadingAnimationCallback();
+
+  // Invokes tab_strip_->SetTabData.
+  void SetTabDataAt(SidebarContainer* sidebar, int model_index);
+
+  // Sets the SidebarTabRendererData from the SidebarContainer.
+  void SetSidebarTabRendererDataFromModel(const SidebarContainer* sidebar,
+                                          SidebarTabRendererData* data);
+
+  // Non-owning pointer to the model.
+  SidebarModel* const model_;
+
+  // Non-owning pointer to the delegate to receive tab strip view size and shape
+  // updates.
+  Delegate* const delegate_;
+
+  // Non-owning pointer to the tab strip which owns this controller.
+  SidebarBaseTabStrip* tab_strip_;
+
+  // Page sidebar mini tabs are currently displayed for.
+  TabContentsWrapper* tab_;
+
+  // Mapping of the model ids (content ids, in sidebar terms) to the order
+  // of the tabs on the tab strip.
+  typedef std::vector<std::string> ModelIndex;
+  ModelIndex model_index_;
+
+  // The timer used to update frames for the "Loading" animation.
+  base::RepeatingTimer<BrowserSidebarTabStripController>
+      loading_animation_timer_;
+
+  DISALLOW_COPY_AND_ASSIGN(BrowserSidebarTabStripController);
+};
+
+#endif  // CHROME_BROWSER_UI_VIEWS_SIDEBAR_BROWSER_SIDEBAR_TAB_STRIP_CONTROLLER_H_
+