1 files changed, 60 insertions, 0 deletions
diff --git a/chrome/browser/views/tabs/tab_overview_controller.h b/chrome/browser/views/tabs/tab_overview_controller.h
new file mode 100644
index 0000000..911b5cf
--- /dev/null
+++ b/chrome/browser/views/tabs/tab_overview_controller.h
@@ -0,0 +1,60 @@
+// Copyright (c) 2009 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_VIEWS_TABS_TAB_OVERVIEW_CONTROLLER_H_
+#define CHROME_BROWSER_VIEWS_TABS_TAB_OVERVIEW_CONTROLLER_H_
+
+#include "base/scoped_ptr.h"
+#include "chrome/browser/views/tabs/tab_overview_grid.h"
+
+class TabOverviewContainer;
+class TabStripModel;
+
+namespace views {
+class Widget;
+}
+namespace gfx {
+class Point;
+}
+
+// TabOverviewController is responsible for showing a TabOverviewGrid.
+class TabOverviewController : public TabOverviewGrid::Host {
+ public:
+  // Creates a TabOverviewController that will be shown on the monitor
+  // containing |monitor_origin|.
+  explicit TabOverviewController(const gfx::Point& monitor_origin);
+  ~TabOverviewController();
+
+  // Sets the tarb strip to show.
+  void SetTabStripModel(TabStripModel* tab_strip_model);
+
+  // Shows/hides the grid.
+  void Show();
+  void Hide();
+
+  // TabOverviewGrid::Host overrides.
+  virtual void TabOverviewGridPreferredSizeChanged();
+  virtual void SelectTabContents(TabContents* contents);
+
+ private:
+  // The widget showing the view.
+  scoped_ptr<views::Widget> host_;
+
+  // Bounds of the monitor we're being displayed on. This is used to position
+  // the widget.
+  gfx::Rect monitor_bounds_;
+
+  // View containing the grid, owned by host.
+  TabOverviewContainer* container_;
+
+  // The view. This is owned by host.
+  TabOverviewGrid* view_;
+
+  // The model, not owned by us.
+  TabStripModel* model_;
+
+  DISALLOW_COPY_AND_ASSIGN(TabOverviewController);
+};
+
+#endif  // CHROME_BROWSER_VIEWS_TABS_TAB_OVERVIEW_CONTROLLER_H_