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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim:set ts=2 sw=2 sts=2 et cindent: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef DOM_TEXTDIRECTIVEFINDER_H_
#define DOM_TEXTDIRECTIVEFINDER_H_
#include "mozilla/RefPtr.h"
#include "nsTArray.h"
class nsRange;
struct TextDirective;
namespace mozilla::dom {
class Document;
/**
* @brief Finds one or more `TextDirective`s in a `Document`.
*
* This class is designed to consume the `TextDirective`s.
* Every `TextDirective` which is found is removed from the list of uninvoked
* text directives, and is returned as an `nsRange`.
*
* Internally, finding a text directive in a document uses Gecko's find-in-page
* implementation `nsFind`.
*/
class TextDirectiveFinder final {
public:
TextDirectiveFinder(Document& aDocument,
nsTArray<TextDirective>&& aTextDirectives);
/**
* @brief Attempts to convert all uninvoked text directives to ranges.
*
* This method is the main entry point of this class.
*/
nsTArray<RefPtr<nsRange>> FindTextDirectivesInDocument();
/**
* Returns true if there are text directives left which were not yet found in
* the document.
*/
bool HasUninvokedDirectives() const;
/**
* Finds a range for _one_ text directive.
*/
RefPtr<nsRange> FindRangeForTextDirective(
const TextDirective& aTextDirective);
private:
Document& mDocument;
nsTArray<TextDirective> mUninvokedTextDirectives;
};
} // namespace mozilla::dom
#endif