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-rw-r--r--chrome/browser/views/tabs/tab_overview_grid.h59
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diff --git a/chrome/browser/views/tabs/tab_overview_grid.h b/chrome/browser/views/tabs/tab_overview_grid.h
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--- a/chrome/browser/views/tabs/tab_overview_grid.h
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-// 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_GRID_H_
-#define CHROME_BROWSER_VIEWS_TABS_TAB_OVERVIEW_GRID_H_
-
-#include "base/scoped_ptr.h"
-#include "chrome/browser/views/tabs/grid.h"
-
-class TabOverviewCell;
-class TabOverviewController;
-class TabOverviewDragController;
-
-// TabOverviewGrid is used to provide a grid view of the contents of a tab
-// strip model. Each cell of the grid is a TabOverviewCell. TabOverviewGrids
-// primary responsibility is to forward events to TabOverviewDragController.
-class TabOverviewGrid : public Grid {
- public:
- explicit TabOverviewGrid(TabOverviewController* controller);
- virtual ~TabOverviewGrid();
-
- // Returns true if a drag is underway and the drag is in the process of
- // modifying the tab strip model.
- bool modifying_model() const;
-
- // Returns the TabOverviewCell at the specified index.
- TabOverviewCell* GetTabOverviewCellAt(int index);
-
- // Returns the TabOverviewDragController. This is NULL if a drag is not
- // underway.
- TabOverviewDragController* drag_controller() const;
-
- // Cancels the drag. Does nothing if a drag is not underway.
- void CancelDrag();
-
- // If a drag is under way, this invokes Drag on the DragController with the
- // current position of the mouse.
- void UpdateDragController();
-
- // View overrides.
- virtual bool OnMousePressed(const views::MouseEvent& event);
- virtual bool OnMouseDragged(const views::MouseEvent& event);
- virtual void OnMouseReleased(const views::MouseEvent& event, bool canceled);
-
- // AnimationDelegate overrides.
- virtual void AnimationEnded(const Animation* animation);
- virtual void AnimationProgressed(const Animation* animation);
- virtual void AnimationCanceled(const Animation* animation);
-
- private:
- TabOverviewController* controller_;
-
- scoped_ptr<TabOverviewDragController> drag_controller_;
-
- DISALLOW_COPY_AND_ASSIGN(TabOverviewGrid);
-};
-
-#endif // CHROME_BROWSER_VIEWS_TABS_TAB_OVERVIEW_GRID_H_