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// Copyright 2008, Google Inc.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
//    * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
//    * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
//    * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

#ifndef CHROME_BROWSER_SHELL_INTEGRATION_H__
#define CHROME_BROWSER_SHELL_INTEGRATION_H__

#include <string>

class ShellIntegration {
 public:
  // Makes sure we are installed as a handler for the types we care about.
  // It should be called once, probably at startup.
  //
  // It will not check everything right away, but will instead do it on a timer
  // to avoid blocking startup.
  static void VerifyInstallation();

  // Like VerifyInstallation() but does the operations synchronously, returning
  // true on success.
  static bool VerifyInstallationNow();

  // Sets Chrome as default browser (only for current user). Returns false if
  // this operation fails.
  static bool SetAsDefaultBrowser();

  // Returns true if this instance of Chrome is the default browser. (Defined
  // as being the handler for the http/https protocols... we don't want to
  // report false here if the user has simply chosen to open HTML files in a
  // text editor and ftp links with a FTP client).
  static bool IsDefaultBrowser();

  // Returns true if IE is likely to be the default browser for the current
  // user. This method is very fast so it can be invoked in the UI thread.
  static bool IsFirefoxDefaultBrowser();
};

#endif  // CHROME_BROWSER_SHELL_INTEGRATION_H__