html_viewer/web_view: An app for running layout-tests.

mandoline/ui/phone_ui/phone_browser_application_delegate.cc

 // Copyright 2015 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 "mandoline/ui/phone_ui/phone_browser_application_delegate.h"
 
 #include "base/command_line.h"
+#include "components/view_manager/public/cpp/scoped_view_ptr.h"
 #include "components/view_manager/public/cpp/view.h"
 #include "components/view_manager/public/cpp/view_tree_connection.h"
 #include "components/view_manager/public/cpp/view_tree_host_factory.h"
 #include "mojo/application/public/cpp/application_connection.h"
 #include "mojo/application/public/cpp/application_impl.h"
 #include "mojo/converters/geometry/geometry_type_converters.h"
 #include "mojo/services/network/public/interfaces/url_loader.mojom.h"
 #include "ui/gfx/geometry/size.h"
 #include "url/gurl.h"
 
 namespace mandoline {
 
 ////////////////////////////////////////////////////////////////////////////////
 // PhoneBrowserApplicationDelegate, public:
 
 PhoneBrowserApplicationDelegate::PhoneBrowserApplicationDelegate()
     : app_(nullptr),
+      root_(nullptr),
       content_(nullptr),
       web_view_(this),
-      default_url_("http://www.google.com/") {
+      default_url_("http://www.google.com/") {}
+
+PhoneBrowserApplicationDelegate::~PhoneBrowserApplicationDelegate() {
+  if (root_)
+    mojo::ScopedViewPtr::DeleteViewOrViewManager(root_);
 }
 
-PhoneBrowserApplicationDelegate::~PhoneBrowserApplicationDelegate() {
+bool PhoneBrowserApplicationDelegate::ShouldLaunchURLOnInitialize() const {
+  return true;
+}
+
+gfx::Size PhoneBrowserApplicationDelegate::GetViewportSize() const {
+  return gfx::Size(320, 640);
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // PhoneBrowserApplicationDelegate, mojo::ApplicationDelegate implementation:
 
 void PhoneBrowserApplicationDelegate::Initialize(mojo::ApplicationImpl* app) {
   app_ = app;
 
   base::CommandLine* command_line = base::CommandLine::ForCurrentProcess();
   for (const auto& arg : command_line->GetArgs()) {
     GURL url(arg);
     if (url.is_valid()) {
       default_url_ = url.spec();
       break;
     }
   }
   mojo::CreateSingleViewTreeHost(app_, this, &host_);
 }
 
 bool PhoneBrowserApplicationDelegate::ConfigureIncomingConnection(
     mojo::ApplicationConnection* connection) {
   connection->AddService<LaunchHandler>(this);
   return true;
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // PhoneBrowserApplicationDelegate, LaunchHandler implementation:
 
 void PhoneBrowserApplicationDelegate::LaunchURL(const mojo::String& url) {
+  if (!web_view_inited_) {
+    web_view_.Init(app_, content_);
+    web_view_inited_ = true;
+  }
   mojo::URLRequestPtr request(mojo::URLRequest::New());
   request->url = url;
   web_view_.web_view()->LoadRequest(request.Pass());
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // PhoneBrowserApplicationDelegate, mojo::ViewTreeDelegate implementation:
 
 void PhoneBrowserApplicationDelegate::OnEmbed(mojo::View* root) {
   root->connection()->SetEmbedRoot();
   content_ = root->connection()->CreateView();
   root->AddChild(content_);
+  root_ = root;
   content_->SetBounds(root->bounds());
   content_->SetVisible(true);
 
-  host_->SetSize(mojo::Size::From(gfx::Size(320, 640)));
-  web_view_.Init(app_, content_);
-  LaunchURL(default_url_);
+  host_->SetSize(mojo::Size::From(GetViewportSize()));
+  if (ShouldLaunchURLOnInitialize())
+    LaunchURL(default_url_);
 }
 
 void PhoneBrowserApplicationDelegate::OnConnectionLost(
     mojo::ViewTreeConnection* connection) {
+  root_ = nullptr;
+  app_->Quit();
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // PhoneBrowserApplicationDelegate, mojo::ViewObserver implementation:
 
 void PhoneBrowserApplicationDelegate::OnViewBoundsChanged(
     mojo::View* view,
     const mojo::Rect& old_bounds,
     const mojo::Rect& new_bounds) {
   content_->SetBounds(
@@ skipping 25 matching lines @@
 // PhoneBrowserApplicationDelegate,
 //       mojo::InterfaceFactory<LaunchHandler> implementation:
 
 void PhoneBrowserApplicationDelegate::Create(
     mojo::ApplicationConnection* connection,
     mojo::InterfaceRequest<LaunchHandler> request) {
   launch_handler_bindings_.AddBinding(this, request.Pass());
 }
 
 }  // namespace mandoline