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 #include "content/public/browser/web_contents.h"
  12 #include "content/public/browser/web_contents_delegate.h"
  13
  14 using content::WebContents;
  15
  16 namespace app_modal {
  17 namespace {
  18
  19 AppModalDialogObserver* app_modal_dialog_observer = NULL;
  20
  21 }  // namespace
  22
  23 AppModalDialogObserver::AppModalDialogObserver() {
  24   DCHECK(!app_modal_dialog_observer);
  25   app_modal_dialog_observer = this;
  26 }
  27
  28 AppModalDialogObserver::~AppModalDialogObserver() {
  29   DCHECK(app_modal_dialog_observer);
  30   app_modal_dialog_observer = NULL;
  31 }
  32
  33 AppModalDialog::AppModalDialog(WebContents* web_contents,
  34                                const base::string16& title)
  35     : title_(title),
  36       completed_(false),
  37       valid_(true),
  38       native_dialog_(NULL),
  39       web_contents_(web_contents) {
  40 }
  41
  42 AppModalDialog::~AppModalDialog() {
  43   CompleteDialog();
  44 }
  45
  46 void AppModalDialog::ShowModalDialog() {
  47   web_contents_->GetDelegate()->ActivateContents(web_contents_);
  48   CreateAndShowDialog();
  49   if (app_modal_dialog_observer)
  50     app_modal_dialog_observer->Notify(this);
  51 }
  52
  53 void AppModalDialog::CreateAndShowDialog() {
  54   native_dialog_ = CreateNativeDialog();
  55   native_dialog_->ShowAppModalDialog();
  56 }
  57
  58 bool AppModalDialog::IsValid() {
  59   return valid_;
  60 }
  61
  62 void AppModalDialog::Invalidate() {
  63   valid_ = false;
  64 }
  65
  66 bool AppModalDialog::IsJavaScriptModalDialog() {
  67   return false;
  68 }
  69
  70 void AppModalDialog::ActivateModalDialog() {
  71   DCHECK(native_dialog_);
  72   native_dialog_->ActivateAppModalDialog();
  73 }
  74
  75 void AppModalDialog::CloseModalDialog() {
  76   DCHECK(native_dialog_);
  77   native_dialog_->CloseAppModalDialog();
  78 }
  79
  80 void AppModalDialog::CompleteDialog() {
  81   if (!completed_) {
  82     completed_ = true;
  83     AppModalDialogQueue::GetInstance()->ShowNextDialog();
  84   }
  85 }
  86
  87 }  // namespace app_modal