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// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_OMNIBOX_BROWSER_LOCATION_BAR_MODEL_DELEGATE_H_
#define COMPONENTS_OMNIBOX_BROWSER_LOCATION_BAR_MODEL_DELEGATE_H_
#include <memory>
#include <string>
#include "base/memory/ref_counted.h"
#include "components/security_state/core/security_state.h"
class AutocompleteClassifier;
class GURL;
class TemplateURLService;
namespace gfx {
struct VectorIcon;
}
namespace net {
class X509Certificate;
}
// Delegate which is used by LocationBarModel class.
class LocationBarModelDelegate {
public:
LocationBarModelDelegate() = default;
// Formats |url| using AutocompleteInput::FormattedStringWithEquivalentMeaning
// providing an appropriate AutocompleteSchemeClassifier for the embedder.
virtual std::u16string FormattedStringWithEquivalentMeaning(
const GURL& url,
const std::u16string& formatted_url) const = 0;
// Returns true and sets |url| to the current navigation entry URL if it
// exists. Otherwise returns false and leaves |url| unmodified.
virtual bool GetURL(GURL* url) const = 0;
// Returns whether to prevent elision of the display URL, based on whether
// user has a specified extension or pref enabled. If true, the only elisions
// should be username/password and trailing slash on bare hostname.
virtual bool ShouldPreventElision();
// Returns whether everything after the hostname should be trimmed from the
// display URL.
virtual bool ShouldTrimDisplayUrlAfterHostName() const;
// Returns whether the URL for the current navigation entry should be
// in the location bar.
virtual bool ShouldDisplayURL() const;
// Returns the underlying security level of the page without regard to any
// user edits that may be in progress.
virtual security_state::SecurityLevel GetSecurityLevel() const;
// Returns the underlying cert status of the page.
virtual net::CertStatus GetCertStatus() const;
// Returns the underlying security state of the page without regard to any
// user edits that may be in progress. Should never return nullptr.
virtual std::unique_ptr<security_state::VisibleSecurityState>
GetVisibleSecurityState() const;
// Returns the certificate for the current navigation entry.
virtual scoped_refptr<net::X509Certificate> GetCertificate() const;
// Returns the id of the icon to show to the left of the address, or nullptr
// if the icon should be selected by the caller. This is useful for
// associating particular URLs with particular schemes without importing
// knowledge of those schemes into this component.
virtual const gfx::VectorIcon* GetVectorIconOverride() const;
// Returns whether the page is an offline page, sourced from a cache of
// previously-downloaded content.
virtual bool IsOfflinePage() const;
// Returns true if the current page is the default new tab page, i.e., the
// page shown when Google is the DSP, NTP is not provided by an extension,
// the profile is not off-the-record, and the browser is not in Guest mode.
virtual bool IsNewTabPage() const;
// Returns whether |url| corresponds to the new tab page.
virtual bool IsNewTabPageURL(const GURL& url) const;
// Returns whether |url| corresponds to the user's home page.
virtual bool IsHomePage(const GURL& url) const;
// Returns the AutocompleteClassifier instance for the current page.
virtual AutocompleteClassifier* GetAutocompleteClassifier();
// Returns the TemplateURLService instance for the current page.
virtual TemplateURLService* GetTemplateURLService();
protected:
virtual ~LocationBarModelDelegate() = default;
};
#endif // COMPONENTS_OMNIBOX_BROWSER_LOCATION_BAR_MODEL_DELEGATE_H_
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