mash: Port ash_sysui ShelfDelegateMus impl to mojo:ash.

ash/mus/shelf_delegate_mus.h

Index: ash/mus/shelf_delegate_mus.h
diff --git a/ash/mus/shelf_delegate_mus.h b/ash/mus/shelf_delegate_mus.h
new file mode 100644
index 0000000000000000000000000000000000000000..bc87156005c25ce939a9cbe5e08e7ff69fa0dc01
--- /dev/null
+++ b/ash/mus/shelf_delegate_mus.h
@@ -0,0 +1,66 @@
+// 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.
+
+#ifndef ASH_MUS_SHELF_DELEGATE_MUS_H_
+#define ASH_MUS_SHELF_DELEGATE_MUS_H_
+
+#include <map>
+#include <string>
+
+#include "ash/common/shelf/shelf_delegate.h"
+#include "ash/common/shelf/shelf_types.h"
+#include "ash/public/interfaces/shelf.mojom.h"
+#include "mojo/public/cpp/bindings/binding.h"
+#include "mojo/public/cpp/bindings/interface_ptr_set.h"
+
+namespace ash {
+
+class ShelfModel;
+
+// Manages communication between the mash shelf and the browser.
+class ShelfDelegateMus : public ShelfDelegate, public mojom::ShelfController {
+ public:
+  explicit ShelfDelegateMus(ShelfModel* model);
+  ~ShelfDelegateMus() override;
+
+ private:
+  // ShelfDelegate:
+  void OnShelfCreated(WmShelf* shelf) override;
+  void OnShelfDestroyed(WmShelf* shelf) override;
+  void OnShelfAlignmentChanged(WmShelf* shelf) override;
+  void OnShelfAutoHideBehaviorChanged(WmShelf* shelf) override;
+  void OnShelfAutoHideStateChanged(WmShelf* shelf) override;
+  void OnShelfVisibilityStateChanged(WmShelf* shelf) override;
+  ShelfID GetShelfIDForAppID(const std::string& app_id) override;
+  bool HasShelfIDToAppIDMapping(ShelfID id) const override;
+  const std::string& GetAppIDForShelfID(ShelfID id) override;
+  void PinAppWithID(const std::string& app_id) override;
+  bool IsAppPinned(const std::string& app_id) override;
+  void UnpinAppWithID(const std::string& app_id) override;
+
+  // mojom::ShelfController:
+  void AddObserver(mojom::ShelfObserverAssociatedPtrInfo observer) override;
+  void SetAlignment(ShelfAlignment alignment, int64_t display_id) override;
+  void SetAutoHideBehavior(ShelfAutoHideBehavior auto_hide,
+                           int64_t display_id) override;
+  void PinItem(mojom::ShelfItemPtr item,
+               mojom::ShelfItemDelegateAssociatedPtrInfo delegate) override;
+  void UnpinItem(const std::string& app_id) override;
+  void SetItemImage(const std::string& app_id, const SkBitmap& image) override;
+
+  ShelfModel* model_;
+
+  mojo::AssociatedInterfacePtrSet<mojom::ShelfObserver> observers_;
+
+  std::map<uint32_t, ShelfID> window_id_to_shelf_id_;
+
+  std::map<std::string, ShelfID> app_id_to_shelf_id_;
+  std::map<ShelfID, std::string> shelf_id_to_app_id_;
+
+  DISALLOW_COPY_AND_ASSIGN(ShelfDelegateMus);
+};
+
+}  // namespace ash
+
+#endif  // ASH_MUS_SHELF_DELEGATE_MUS_H_