chrome/browser/infobars/infobar_responder.cc

   1 // Copyright 2015 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 #include "chrome/browser/infobars/infobar_responder.h"
   6
   7 #include "base/bind.h"
   8 #include "base/message_loop/message_loop.h"
   9 #include "chrome/browser/infobars/infobar_service.h"
  10 #include "components/infobars/core/confirm_infobar_delegate.h"
  11 #include "components/infobars/core/infobar.h"
  12
  13 InfoBarResponder::InfoBarResponder(InfoBarService* infobar_service,
  14                                    AutoResponseType response)
  15     : infobar_service_(infobar_service), response_(response) {
  16   infobar_service_->AddObserver(this);
  17 }
  18
  19 InfoBarResponder::~InfoBarResponder() {
  20   // This is safe even if we were already removed as an observer in
  21   // OnInfoBarAdded().
  22   infobar_service_->RemoveObserver(this);
  23 }
  24
  25 void InfoBarResponder::OnInfoBarAdded(infobars::InfoBar* infobar) {
  26   infobar_service_->RemoveObserver(this);
  27   ConfirmInfoBarDelegate* delegate =
  28       infobar->delegate()->AsConfirmInfoBarDelegate();
  29   DCHECK(delegate);
  30
  31   base::MessageLoop::current()->PostTask(
  32       FROM_HERE,
  33       base::Bind(&InfoBarResponder::Respond, base::Unretained(this), delegate));
  34 }
  35
  36 void InfoBarResponder::OnInfoBarReplaced(infobars::InfoBar* old_infobar,
  37                                          infobars::InfoBar* new_infobar) {
  38   OnInfoBarAdded(new_infobar);
  39 }
  40
  41 void InfoBarResponder::Respond(ConfirmInfoBarDelegate* delegate) {
  42   switch (response_) {
  43     case ACCEPT:
  44       delegate->Accept();
  45       break;
  46     case DENY:
  47       delegate->Cancel();
  48       break;
  49     case DISMISS:
  50       delegate->InfoBarDismissed();
  51       break;
  52   }
  53 }