| // Copyright 2018 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_ASSISTANT_ASSISTANT_SUGGESTIONS_CONTROLLER_H_ |
| #define ASH_ASSISTANT_ASSISTANT_SUGGESTIONS_CONTROLLER_H_ |
| |
| #include <memory> |
| |
| #include "ash/assistant/assistant_controller_observer.h" |
| #include "ash/assistant/model/assistant_suggestions_model.h" |
| #include "ash/assistant/model/assistant_ui_model_observer.h" |
| #include "ash/public/cpp/assistant/assistant_state.h" |
| #include "ash/public/cpp/assistant/proactive_suggestions_client.h" |
| #include "base/macros.h" |
| |
| namespace ash { |
| |
| class AssistantController; |
| class AssistantSuggestionsModelObserver; |
| |
| class AssistantSuggestionsController |
| : public AssistantControllerObserver, |
| public AssistantUiModelObserver, |
| public AssistantStateObserver, |
| public ProactiveSuggestionsClient::Delegate { |
| public: |
| explicit AssistantSuggestionsController( |
| AssistantController* assistant_controller); |
| ~AssistantSuggestionsController() override; |
| |
| // Returns a reference to the underlying model. |
| const AssistantSuggestionsModel* model() const { return &model_; } |
| |
| // Adds/removes the specified suggestions model |observer|. |
| void AddModelObserver(AssistantSuggestionsModelObserver* observer); |
| void RemoveModelObserver(AssistantSuggestionsModelObserver* observer); |
| |
| // AssistantControllerObserver: |
| void OnAssistantControllerConstructed() override; |
| void OnAssistantControllerDestroying() override; |
| void OnAssistantReady() override; |
| |
| // AssistantUiModelObserver: |
| void OnUiVisibilityChanged( |
| AssistantVisibility new_visibility, |
| AssistantVisibility old_visibility, |
| base::Optional<AssistantEntryPoint> entry_point, |
| base::Optional<AssistantExitPoint> exit_point) override; |
| |
| // ProactiveSuggestionsClient::Delegate: |
| void OnProactiveSuggestionsClientDestroying() override; |
| void OnProactiveSuggestionsChanged( |
| scoped_refptr<ProactiveSuggestions> proactive_suggestions) override; |
| |
| private: |
| // AssistantStateObserver: |
| void OnAssistantContextEnabled(bool enabled) override; |
| |
| void UpdateConversationStarters(); |
| |
| AssistantController* const assistant_controller_; // Owned by Shell. |
| |
| AssistantSuggestionsModel model_; |
| |
| DISALLOW_COPY_AND_ASSIGN(AssistantSuggestionsController); |
| }; |
| |
| } // namespace ash |
| |
| #endif // ASH_ASSISTANT_ASSISTANT_SUGGESTIONS_CONTROLLER_H_ |