components/app_modal/app_modal_dialog.cc

   1 // Copyright (c) 2011 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 "components/app_modal/app_modal_dialog.h"
   6
   7 #include "base/logging.h"
   8 #include "base/run_loop.h"
   9 #include "components/app_modal/app_modal_dialog_queue.h"
  10 #include "components/app_modal/native_app_modal_dialog.h"
  11
  12 using content::WebContents;
  13
  14 namespace app_modal {
  15 namespace {
  16
  17 AppModalDialogObserver* app_modal_dialog_observer = NULL;
  18
  19 }  // namespace
  20
  21 AppModalDialogObserver::AppModalDialogObserver() {
  22   DCHECK(!app_modal_dialog_observer);
  23   app_modal_dialog_observer = this;
  24 }
  25
  26 AppModalDialogObserver::~AppModalDialogObserver() {
  27   DCHECK(app_modal_dialog_observer);
  28   app_modal_dialog_observer = NULL;
  29 }
  30
  31 AppModalDialog::AppModalDialog(WebContents* web_contents,
  32                                const base::string16& title)
  33     : title_(title),
  34       completed_(false),
  35       valid_(true),
  36       native_dialog_(NULL),
  37       web_contents_(web_contents) {
  38 }
  39
  40 AppModalDialog::~AppModalDialog() {
  41   CompleteDialog();
  42 }
  43
  44 void AppModalDialog::ShowModalDialog() {
  45   native_dialog_ = CreateNativeDialog();
  46   native_dialog_->ShowAppModalDialog();
  47   if (app_modal_dialog_observer)
  48     app_modal_dialog_observer->Notify(this);
  49 }
  50
  51 bool AppModalDialog::IsValid() {
  52   return valid_;
  53 }
  54
  55 void AppModalDialog::Invalidate() {
  56   valid_ = false;
  57 }
  58
  59 bool AppModalDialog::IsJavaScriptModalDialog() {
  60   return false;
  61 }
  62
  63 void AppModalDialog::ActivateModalDialog() {
  64   DCHECK(native_dialog_);
  65   native_dialog_->ActivateAppModalDialog();
  66 }
  67
  68 void AppModalDialog::CloseModalDialog() {
  69   DCHECK(native_dialog_);
  70   native_dialog_->CloseAppModalDialog();
  71 }
  72
  73 void AppModalDialog::CompleteDialog() {
  74   if (!completed_) {
  75     completed_ = true;
  76     AppModalDialogQueue::GetInstance()->ShowNextDialog();
  77   }
  78 }
  79
  80 }  // namespace app_modal