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// 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 COMPONENTS_NTP_SNIPPETS_CATEGORY_INFO_H_
#define COMPONENTS_NTP_SNIPPETS_CATEGORY_INFO_H_
#include "base/macros.h"
#include "base/strings/string16.h"
namespace ntp_snippets {
// On Android builds, a Java counterpart will be generated for this enum.
// GENERATED_JAVA_ENUM_PACKAGE: org.chromium.chrome.browser.ntp.snippets
enum class ContentSuggestionsCardLayout {
// Uses all fields.
FULL_CARD,
// No snippet_text and no thumbnail image.
MINIMAL_CARD
};
// Contains static meta information about a Category.
class CategoryInfo {
public:
CategoryInfo(const base::string16& title,
ContentSuggestionsCardLayout card_layout,
bool has_more_action,
bool has_reload_action,
bool has_view_all_action,
bool show_if_empty,
const base::string16& no_suggestions_message);
CategoryInfo() = delete;
CategoryInfo(CategoryInfo&&);
CategoryInfo(const CategoryInfo&);
CategoryInfo& operator=(CategoryInfo&&);
CategoryInfo& operator=(const CategoryInfo&);
~CategoryInfo();
// Localized title of the category.
const base::string16& title() const { return title_; }
// Layout of the cards to be used to display suggestions in this category.
ContentSuggestionsCardLayout card_layout() const { return card_layout_; }
// Whether the category supports a "More" action, that triggers fetching more
// suggestions for the category, while keeping the current ones.
bool has_more_action() const { return has_more_action_; }
// Whether the category supports a "Reload" action, that triggers fetching new
// suggestions to replace the current ones.
bool has_reload_action() const { return has_reload_action_; }
// Whether the category supports a "ViewAll" action, that triggers displaying
// all the content related to the current categories.
bool has_view_all_action() const { return has_view_all_action_; }
// Whether this category should be shown if it offers no suggestions.
bool show_if_empty() const { return show_if_empty_; }
// The message to show if there are no suggestions in this category. Note that
// this matters even if |show_if_empty()| is false: The message still shows
// up when the user dismisses all suggestions in the category.
const base::string16& no_suggestions_message() const {
return no_suggestions_message_;
}
private:
base::string16 title_;
ContentSuggestionsCardLayout card_layout_;
// Supported actions for the category.
bool has_more_action_;
bool has_reload_action_;
bool has_view_all_action_;
// Whether to show the category if a fetch returns no suggestions.
bool show_if_empty_;
base::string16 no_suggestions_message_;
};
} // namespace ntp_snippets
#endif // COMPONENTS_NTP_SNIPPETS_CATEGORY_INFO_H_
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