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mojo/services/kiosk_wm/kiosk_wm.cc

Index: mojo/services/kiosk_wm/kiosk_wm.cc
diff --git a/mojo/services/kiosk_wm/kiosk_wm.cc b/mojo/services/kiosk_wm/kiosk_wm.cc
new file mode 100644
index 0000000000000000000000000000000000000000..9aa2aab2b8badcb1cb986f02e51fb53ec91e2fe7
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+++ b/mojo/services/kiosk_wm/kiosk_wm.cc
@@ -0,0 +1,134 @@
+// Copyright 2014 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 "mojo/services/kiosk_wm/kiosk_wm.h"
+
+#include "mojo/services/kiosk_wm/merged_service_provider.h"
+#include "mojo/services/window_manager/basic_focus_rules.h"
+
+namespace kiosk_wm {
+
+KioskWM::KioskWM()
+    : window_manager_app_(new window_manager::WindowManagerApp(this, this)),
+      root_(nullptr),
+      content_(nullptr),
+      navigator_host_(this),
+      weak_factory_(this) {
+  exposed_services_impl_.AddService(this);
+}
+
+KioskWM::~KioskWM() {
+}
+
+base::WeakPtr<KioskWM> KioskWM::GetWeakPtr() {
+  return weak_factory_.GetWeakPtr();
+}
+
+void KioskWM::Initialize(mojo::ApplicationImpl* app) {
+  window_manager_app_->Initialize(app);
+
+  // Format: --args-for="app_url default_url"
+  if (app->args().size() > 1)
+    default_url_ = app->args()[1];
+}
+
+bool KioskWM::ConfigureIncomingConnection(
+    mojo::ApplicationConnection* connection) {
+  window_manager_app_->ConfigureIncomingConnection(connection);
+  return true;
+}
+
+bool KioskWM::ConfigureOutgoingConnection(
+    mojo::ApplicationConnection* connection) {
+  window_manager_app_->ConfigureOutgoingConnection(connection);
+  return true;
+}
+
+void KioskWM::OnEmbed(
+    mojo::View* root,
+    mojo::InterfaceRequest<mojo::ServiceProvider> services,
+    mojo::ServiceProviderPtr exposed_services) {
+  // KioskWM does not support being embedded more than once.
+  CHECK(!root_);
+
+  root_ = root;
+  root_->AddObserver(this);
+
+  // Resize to match the Nexus 5 aspect ratio:
+  window_manager_app_->SetViewportSize(gfx::Size(320, 640));
+
+  content_ = root->view_manager()->CreateView();
+  content_->SetBounds(root_->bounds());
+  root_->AddChild(content_);
+  content_->SetVisible(true);
+
+  window_manager_app_->InitFocus(
+      make_scoped_ptr(new window_manager::BasicFocusRules(root_)));
+  window_manager_app_->accelerator_manager()->Register(
+      ui::Accelerator(ui::VKEY_BROWSER_BACK, 0),
+      ui::AcceleratorManager::kNormalPriority, this);
+
+  // Now that we're ready, either load a pending url or the default url.
+  if (!pending_url_.empty())
+    Embed(pending_url_, services.Pass(), exposed_services.Pass());
+  else if (!default_url_.empty())
+    Embed(default_url_, services.Pass(), exposed_services.Pass());
+}
+
+void KioskWM::Embed(const mojo::String& url,
+                    mojo::InterfaceRequest<mojo::ServiceProvider> services,
+                    mojo::ServiceProviderPtr exposed_services) {
+  // We can get Embed calls before we've actually been
+  // embedded into the root view and content_ is created.
+  // Just save the last url, we'll embed it when we're ready.
+  if (!content_) {
+    pending_url_ = url;
+    return;
+  }
+
+  merged_service_provider_.reset(
+      new MergedServiceProvider(exposed_services.Pass(), this));
+  content_->Embed(url, services.Pass(),
+                  merged_service_provider_->GetServiceProviderPtr().Pass());
+
+  navigator_host_.RecordNavigation(url);
+}
+
+void KioskWM::Create(mojo::ApplicationConnection* connection,
+                     mojo::InterfaceRequest<mojo::NavigatorHost> request) {
+  navigator_host_.Bind(request.Pass());
+}
+
+void KioskWM::OnViewManagerDisconnected(
+    mojo::ViewManager* view_manager) {
+  root_ = nullptr;
+}
+
+void KioskWM::OnViewDestroyed(mojo::View* view) {
+  view->RemoveObserver(this);
+}
+
+void KioskWM::OnViewBoundsChanged(mojo::View* view,
+                                              const mojo::Rect& old_bounds,
+                                              const mojo::Rect& new_bounds) {
+  content_->SetBounds(new_bounds);
+}
+
+// Convenience method:
+void KioskWM::ReplaceContentWithURL(const mojo::String& url) {
+  Embed(url, nullptr, nullptr);
+}
+
+bool KioskWM::AcceleratorPressed(const ui::Accelerator& accelerator) {
+  if (accelerator.key_code() != ui::VKEY_BROWSER_BACK)
+    return false;
+  navigator_host_.RequestNavigateHistory(-1);
+  return true;
+}
+
+bool KioskWM::CanHandleAccelerators() const {
+  return true;
+}
+
+}  // namespace kiosk_wm