Omnibox app

mandoline/ui/omnibox/omnibox_impl.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/omnibox/omnibox_impl.h"
+
+#include "base/strings/string16.h"
+#include "components/view_manager/public/cpp/view_manager_client_factory.h"
+#include "components/window_manager/public/interfaces/window_manager.mojom.h"
+#include "mandoline/ui/aura/aura_init.h"
+#include "mandoline/ui/aura/native_widget_view_manager.h"
+#include "mojo/common/common_type_converters.h"
+#include "mojo/converters/geometry/geometry_type_converters.h"
+#include "third_party/mojo/src/mojo/public/cpp/application/application_impl.h"
+#include "ui/views/background.h"
+#include "ui/views/controls/textfield/textfield.h"
+#include "ui/views/widget/widget_delegate.h"
+
+namespace mandoline {
+
+////////////////////////////////////////////////////////////////////////////////
+// OmniboxImpl, public:
+
+OmniboxImpl::OmniboxImpl()
+    : app_impl_(nullptr),
+      edit_(nullptr) {
+}
+OmniboxImpl::~OmniboxImpl() {}
+
+////////////////////////////////////////////////////////////////////////////////
+// OmniboxImpl, mojo::ApplicationDelegate implementation:
+
+void OmniboxImpl::Initialize(mojo::ApplicationImpl* app) {
+  app_impl_ = app;
+  view_manager_client_factory_.reset(
+      new mojo::ViewManagerClientFactory(app->shell(), this));
+}
+
+bool OmniboxImpl::ConfigureIncomingConnection(
+    mojo::ApplicationConnection* connection) {
+  connection->AddService<Omnibox>(this);
+  connection->AddService(view_manager_client_factory_.get());
+  return true;
+}
+
+bool OmniboxImpl::ConfigureOutgoingConnection(
+    mojo::ApplicationConnection* connection) {
+  return true;
+}
+
+////////////////////////////////////////////////////////////////////////////////
+// OmniboxImpl, mojo::ViewManagerDelegate implementation:
+
+void OmniboxImpl::OnEmbed(mojo::View* root,
+    mojo::InterfaceRequest<mojo::ServiceProvider> services,
+    mojo::ServiceProviderPtr exposed_services) {
+  if (!aura_init_.get()) {
+    aura_init_.reset(new AuraInit);
+    edit_ = new views::Textfield;
+    edit_->set_controller(this);
+  }
+
+  views::WidgetDelegateView* widget_delegate = new views::WidgetDelegateView;
+  widget_delegate->GetContentsView()->set_background(
+    views::Background::CreateSolidBackground(0xFFDDDDDD));
+  widget_delegate->GetContentsView()->AddChildView(edit_);
+  widget_delegate->GetContentsView()->SetLayoutManager(this);
+
+  // TODO(beng): we may be leaking these on subsequent calls to OnEmbed()...
+  //             probably should only allow once instance per view.
+  views::Widget* widget = new views::Widget;
+  views::Widget::InitParams params(
+      views::Widget::InitParams::TYPE_WINDOW_FRAMELESS);
+  params.native_widget =
+      new NativeWidgetViewManager(widget, app_impl_->shell(), root);
+  params.delegate = widget_delegate;
+  params.bounds = root->bounds().To<gfx::Rect>();
+  widget->Init(params);
+  widget->Show();
+  root->SetFocus();
+  edit_->SetText(url_.To<base::string16>());
+  edit_->SelectAll(false);
+  edit_->RequestFocus();
+}
+
+void OmniboxImpl::OnViewManagerDisconnected(mojo::ViewManager* view_manager) {}
+
+////////////////////////////////////////////////////////////////////////////////
+// OmniboxImpl, views::LayoutManager implementation:
+
+gfx::Size OmniboxImpl::GetPreferredSize(const views::View* view) const {
+  return gfx::Size();
+}
+
+void OmniboxImpl::Layout(views::View* host) {
+  gfx::Rect edit_bounds = host->bounds();
+  edit_bounds.Inset(10, 10, 10, host->bounds().height() - 40);
+  edit_->SetBoundsRect(edit_bounds);
+
+  // TODO(beng): layout dropdown...
+}
+
+////////////////////////////////////////////////////////////////////////////////
+// OmniboxImpl, views::TextfieldController implementation:
+
+bool OmniboxImpl::HandleKeyEvent(views::Textfield* sender,
+                                 const ui::KeyEvent& key_event) {
+  if (key_event.key_code() == ui::VKEY_RETURN) {
+    // TODO(beng): call back to browser.
+    client_->OpenURL(mojo::String::From<base::string16>(sender->text()));
+    return true;
+  }
+  return false;
+}
+
+////////////////////////////////////////////////////////////////////////////////
+// OmniboxImpl, mojo::InterfaceFactory<Omnibox> implementation:
+
+void OmniboxImpl::Create(mojo::ApplicationConnection* connection,
+                         mojo::InterfaceRequest<Omnibox> request) {
+  bindings_.AddBinding(this, request.Pass());
+}
+
+////////////////////////////////////////////////////////////////////////////////
+// OmniboxImpl, Omnibox implementation:
+
+void OmniboxImpl::SetClient(OmniboxClientPtr client) {
+  client_ = client.Pass();
+}
+
+void OmniboxImpl::ShowForURL(const mojo::String& url) {
+  url_ = url;
+  mojo::WindowManagerPtr window_manager;
+  app_impl_->ConnectToService("mojo:window_manager", &window_manager);
+  window_manager->Embed("mojo:omnibox", nullptr, nullptr);
+}
+
+}  // namespace mandoline