71b8133854
Similarly to the last part, this commit attempts to clean up the FragmentDirective class and have it serve more as an Interface than the implementation. The new class TextDirectiveFinder encapsules the find code. It is instantiated lazily using unique pointers and removed when all text directives are invoked. Differential Revision: https://phabricator.services.mozilla.com/D225535
59 lines
1.6 KiB
C++
59 lines
1.6 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim:set ts=2 sw=2 sts=2 et cindent: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef DOM_TEXTDIRECTIVEFINDER_H_
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#define DOM_TEXTDIRECTIVEFINDER_H_
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#include "mozilla/RefPtr.h"
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#include "nsTArray.h"
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class nsRange;
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struct TextDirective;
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namespace mozilla::dom {
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class Document;
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/**
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* @brief Finds one or more `TextDirective`s in a `Document`.
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*
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* This class is designed to consume the `TextDirective`s.
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* Every `TextDirective` which is found is removed from the list of uninvoked
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* text directives, and is returned as an `nsRange`.
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*
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* Internally, finding a text directive in a document uses Gecko's find-in-page
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* implementation `nsFind`.
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*/
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class TextDirectiveFinder final {
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public:
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TextDirectiveFinder(Document& aDocument,
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nsTArray<TextDirective>&& aTextDirectives);
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/**
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* @brief Attempts to convert all uninvoked text directives to ranges.
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*
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* This method is the main entry point of this class.
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*/
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nsTArray<RefPtr<nsRange>> FindTextDirectivesInDocument();
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/**
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* Returns true if there are text directives left which were not yet found in
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* the document.
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*/
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bool HasUninvokedDirectives() const;
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/**
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* Finds a range for _one_ text directive.
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*/
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RefPtr<nsRange> FindRangeForTextDirective(
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const TextDirective& aTextDirective);
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private:
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Document& mDocument;
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nsTArray<TextDirective> mUninvokedTextDirectives;
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};
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} // namespace mozilla::dom
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#endif
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