Add rudimentary mash shelf functionality.

mash/wm/window_manager_application.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 "mash/wm/window_manager_application.h"
 
 #include <stdint.h>
 #include <utility>
 
 #include "base/bind.h"
@@ skipping 74 matching lines @@
   host_client_binding_.Bind(GetProxy(&host_client));
   mus::CreateSingleWindowTreeHost(app, std::move(host_client), this,
                                   &window_tree_host_, std::move(window_manager),
                                   window_manager_.get());
 }
 
 bool WindowManagerApplication::ConfigureIncomingConnection(
     mojo::ApplicationConnection* connection) {
   connection->AddService<mus::mojom::AcceleratorRegistrar>(this);
   connection->AddService<mus::mojom::WindowManager>(this);
+  connection->AddService<mus::mojom::UserWindowController>(this);
   return true;
 }
 
 void WindowManagerApplication::OnAccelerator(uint32_t id,
                                              mus::mojom::EventPtr event) {
   switch (id) {
     case kWindowSwitchCmd:
       window_tree_host_->ActivateNextWindow();
       break;
     default:
@@ skipping 25 matching lines @@
 
   ui_init_.reset(new ui::mojo::UIInit(views::GetDisplaysFromWindow(root)));
   aura_init_.reset(new views::AuraInit(app_, "mash_wm_resources.pak"));
   window_manager_->Initialize(this);
 
   for (auto request : requests_)
     window_manager_binding_.AddBinding(window_manager_.get(),
                                        std::move(*request));
   requests_.clear();
 
+  for (auto request : user_window_controller_requests_)
+    user_window_controller_binding_.AddBinding(window_manager_.get(),
+                                               std::move(*request));
+  user_window_controller_requests_.clear();
+
   shadow_controller_.reset(new ShadowController(root->connection()));
 }
 
 void WindowManagerApplication::OnConnectionLost(
     mus::WindowTreeConnection* connection) {
   // TODO(sky): shutdown.
   NOTIMPLEMENTED();
   shadow_controller_.reset();
 }
 
@@ skipping 21 matching lines @@
     mojo::InterfaceRequest<mus::mojom::WindowManager> request) {
   if (root_) {
     window_manager_binding_.AddBinding(window_manager_.get(),
                                        std::move(request));
   } else {
     requests_.push_back(new mojo::InterfaceRequest<mus::mojom::WindowManager>(
         std::move(request)));
   }
 }
 
+void WindowManagerApplication::Create(
+    mojo::ApplicationConnection* connection,
+    mojo::InterfaceRequest<mus::mojom::UserWindowController> request) {
+  if (root_) {
+    user_window_controller_binding_.AddBinding(window_manager_.get(),
+                                               std::move(request));
+  } else {
+    user_window_controller_requests_.push_back(
+        new mojo::InterfaceRequest<mus::mojom::UserWindowController>(
+            std::move(request)));
+  }
+}
+
 void WindowManagerApplication::OnWindowDestroyed(mus::Window* window) {
   DCHECK_EQ(window, root_);
   root_->RemoveObserver(this);
   // Delete the |window_manager_| here so that WindowManager doesn't have to
   // worry about the possibility of |root_| being null.
   window_manager_.reset();
   root_ = nullptr;
 }
 
 void WindowManagerApplication::CreateContainers() {
   for (uint16_t container =
            static_cast<uint16_t>(mojom::CONTAINER_ALL_USER_BACKGROUND);
        container < static_cast<uint16_t>(mojom::CONTAINER_COUNT); ++container) {
     mus::Window* window = root_->connection()->NewWindow();
     DCHECK_EQ(mus::LoWord(window->id()), container)
         << "Containers must be created before other windows!";
     window->SetBounds(root_->bounds());
     window->SetVisible(true);
     root_->AddChild(window);
   }
 }
 
 }  // namespace wm
 }  // namespace mash