arc: Pass auth token from Chrome to ARC instance.

chrome/browser/chromeos/arc/arc_auth_ui.cc

+// Copyright 2016 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "chrome/browser/chromeos/arc/arc_auth_ui.h"
+
+#include "chrome/browser/chromeos/arc/arc_auth_service.h"
+#include "chrome/browser/profiles/profile.h"
+#include "chrome/browser/ui/webui/chrome_web_contents_handler.h"
+#include "content/public/browser/web_contents.h"
+#include "net/base/load_states.h"
+#include "ui/views/controls/webview/web_dialog_view.h"
+#include "ui/views/widget/widget.h"
+
+namespace arc {
+
+namespace {
+
+const int kDefaultWidth = 480;
+const int kDefaultHeight = 640;
+
+}  // namespace
+
+ArcAuthUI::ArcAuthUI(Profile* profile, Delegate* delegate)
+    : profile_(profile), delegate_(delegate) {
+  DCHECK(profile_ != nullptr && delegate_ != nullptr);
+  views::WebDialogView* view =
+      new views::WebDialogView(profile_, this, new ChromeWebContentsHandler);
+  widget_ = views::Widget::CreateWindow(view);
+  widget_->Show();
+}
+
+ArcAuthUI::~ArcAuthUI() {}
+
+void ArcAuthUI::Close() {
+  widget_->CloseNow();
+}
+
+ui::ModalType ArcAuthUI::GetDialogModalType() const {
+  return ui::MODAL_TYPE_SYSTEM;
+}
+
+base::string16 ArcAuthUI::GetDialogTitle() const {
+  return base::string16();
+}
+
+GURL ArcAuthUI::GetDialogContentURL() const {
+  return ArcAuthFetcher::CreateURL(profile_);
+}
+
+void ArcAuthUI::GetWebUIMessageHandlers(
+    std::vector<content::WebUIMessageHandler*>* handlers) const {}
+
+void ArcAuthUI::GetDialogSize(gfx::Size* size) const {
+  size->SetSize(kDefaultWidth, kDefaultHeight);
+}
+
+std::string ArcAuthUI::GetDialogArgs() const {
+  return std::string();
+}
+
+void ArcAuthUI::OnDialogClosed(const std::string& json_retval) {
+  delegate_->OnAuthUIClosed();
+  delete this;
+}
+
+void ArcAuthUI::OnCloseContents(content::WebContents* source,
+                                bool* out_close_dialog) {
+  *out_close_dialog = true;
+}
+
+bool ArcAuthUI::ShouldShowDialogTitle() const {
+  return false;
+}
+
+bool ArcAuthUI::HandleContextMenu(const content::ContextMenuParams& params) {
+  // Disable context menu.
+  return true;
+}
+
+void ArcAuthUI::OnLoadingStateChanged(content::WebContents* source) {
+  // Check an auth code whenever page is reloaded.
+  if (source->GetLoadState().state == net::LoadState::LOAD_STATE_IDLE)
+    auth_fetcher_.reset(new ArcAuthFetcher(profile_, this));
+}
+
+void ArcAuthUI::OnAuthCodeFetched(const std::string& auth_code) {
+  ArcAuthService::Get()->SetAuthCodeAndStartArc(auth_code);
+}
+
+void ArcAuthUI::OnAuthCodeNeedUI() {}
+
+void ArcAuthUI::OnAuthCodeFailed() {}
+
+}  // namespace arc