// Copyright (c) 2012 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_CONSTRAINED_WINDOW_TAB_HELPER_DELEGATE_H_
#define CHROME_BROWSER_UI_CONSTRAINED_WINDOW_TAB_HELPER_DELEGATE_H_

namespace content {
class WebContents;
}

namespace gfx {
class Point;
}

class ConstrainedWindowTabHelperDelegate {
 public:
  // Returns true if constrained windows should be focused. Default is true.
  virtual bool ShouldFocusConstrainedWindow();

  // Changes the blocked state of |web_contents|. WebContentses are considered
  // blocked while displaying a tab modal dialog. During that time renderer host
  // will ignore any UI interaction within WebContents outside of the
  // currently displaying dialog.
  virtual void SetTabContentBlocked(content::WebContents* web_contents,
                                    bool blocked);

  // Fills in |point| with the coordinates for positioning chrome style
  // constrained windows. The constrained window should position itself such
  // that its top center is at |point|. Return false if the default position
  // should be used.
  virtual bool GetConstrainedWindowTopCenter(gfx::Point* point);

 protected:
  virtual ~ConstrainedWindowTabHelperDelegate();
};

#endif  // CHROME_BROWSER_UI_CONSTRAINED_WINDOW_TAB_HELPER_DELEGATE_H_