remoting/host/it2me/it2me_confirmation_dialog_proxy.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef REMOTING_HOST_IT2ME_IT2ME_CONFIRMATION_DIALOG_PROXY_H_
   6 #define REMOTING_HOST_IT2ME_IT2ME_CONFIRMATION_DIALOG_PROXY_H_
   7
   8 #include "base/callback.h"
   9 #include "base/memory/ref_counted.h"
  10 #include "base/memory/weak_ptr.h"
  11 #include "base/single_thread_task_runner.h"
  12 #include "base/threading/non_thread_safe.h"
  13 #include "remoting/host/it2me/it2me_confirmation_dialog.h"
  14
  15 namespace remoting {
  16
  17 // A helper class to use an It2MeConfirmationDialog from a non-UI thread.
  18 class It2MeConfirmationDialogProxy : public It2MeConfirmationDialog {
  19  public:
  20   // |ui_task_runner| must be the UI thread. It will be used to call into the
  21   // wrapped dialog.
  22   // |dialog| is the dialog being wrapped.
  23   It2MeConfirmationDialogProxy(
  24       scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner,
  25       scoped_ptr<It2MeConfirmationDialog> dialog);
  26
  27   ~It2MeConfirmationDialogProxy() override;
  28
  29   // It2MeConfirmationDialog implementation.
  30   void Show(const It2MeConfirmationDialog::ResultCallback& callback) override;
  31
  32  private:
  33   class Core;
  34
  35   void ReportResult(It2MeConfirmationDialog::Result result);
  36
  37   scoped_ptr<Core> core_;
  38   It2MeConfirmationDialog::ResultCallback callback_;
  39   base::WeakPtrFactory<It2MeConfirmationDialogProxy> weak_factory_;
  40
  41   DISALLOW_COPY_AND_ASSIGN(It2MeConfirmationDialogProxy);
  42 };
  43
  44 }  // namespace remoting
  45
  46 #endif  // REMOTING_HOST_IT2ME_IT2ME_CONFIRMATION_DIALOG_PROXY_H_