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// Copyright 2013 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 COMPONENTS_OMNIBOX_BROWSER_OMNIBOX_CONTROLLER_H_
#define COMPONENTS_OMNIBOX_BROWSER_OMNIBOX_CONTROLLER_H_
#include <memory>
#include "base/compiler_specific.h"
#include "base/macros.h"
#include "base/strings/string16.h"
#include "components/omnibox/browser/autocomplete_controller.h"
#include "components/omnibox/browser/autocomplete_controller_delegate.h"
#include "components/omnibox/browser/autocomplete_match.h"
struct AutocompleteMatch;
class AutocompleteResult;
class InstantController;
class OmniboxClient;
class OmniboxEditModel;
class OmniboxPopupModel;
// This class controls the various services that can modify the content
// for the omnibox, including AutocompleteController and InstantController. It
// is responsible of updating the omnibox content.
// TODO(beaudoin): Keep on expanding this class so that OmniboxEditModel no
// longer needs to hold any reference to AutocompleteController. Also make
// this the point of contact between InstantController and OmniboxEditModel.
// As the refactor progresses, keep the class comment up to date to
// precisely explain what this class is doing.
class OmniboxController : public AutocompleteControllerDelegate {
public:
OmniboxController(OmniboxEditModel* omnibox_edit_model,
OmniboxClient* client);
~OmniboxController() override;
// The |current_url| field of input is only set for mobile ports.
void StartAutocomplete(const AutocompleteInput& input) const;
// AutocompleteControllerDelegate:
void OnResultChanged(bool default_match_changed) override;
AutocompleteController* autocomplete_controller() {
return autocomplete_controller_.get();
}
// Set |current_match_| to an invalid value, indicating that we do not yet
// have a valid match for the current text in the omnibox.
void InvalidateCurrentMatch();
void set_popup_model(OmniboxPopupModel* popup_model) {
popup_ = popup_model;
}
// TODO(beaudoin): The edit and popup model should be siblings owned by the
// LocationBarView, making this accessor unnecessary.
OmniboxPopupModel* popup_model() const { return popup_; }
const AutocompleteMatch& current_match() const { return current_match_; }
// Turns off keyword mode for the current match.
void ClearPopupKeywordMode() const;
const AutocompleteResult& result() const {
return autocomplete_controller_->result();
}
private:
// Stores the bitmap in the OmniboxPopupModel.
void SetAnswerBitmap(const SkBitmap& bitmap);
// Weak, it owns us.
// TODO(beaudoin): Consider defining a delegate to ease unit testing.
OmniboxEditModel* omnibox_edit_model_;
OmniboxClient* client_;
OmniboxPopupModel* popup_;
std::unique_ptr<AutocompleteController> autocomplete_controller_;
// TODO(beaudoin): This AutocompleteMatch is used to let the OmniboxEditModel
// know what it should display. Not every field is required for that purpose,
// but the ones specifically needed are unclear. We should therefore spend
// some time to extract these fields and use a tighter structure here.
AutocompleteMatch current_match_;
base::WeakPtrFactory<OmniboxController> weak_ptr_factory_;
DISALLOW_COPY_AND_ASSIGN(OmniboxController);
};
#endif // COMPONENTS_OMNIBOX_BROWSER_OMNIBOX_CONTROLLER_H_
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