/****************************************************************************
**
** Copyright (C) 2017 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/

#pragma once

#include "followsymbol.h"

#include <texteditor/texteditor.h>
#include <utils/optional.h>

namespace Haskell {
namespace Internal {

class Token;

class HaskellEditorWidget : public TextEditor::TextEditorWidget
{
public:
    HaskellEditorWidget(QWidget *parent = 0);

    static Utils::optional<Token> symbolAt(QTextDocument *doc, int position,
                                           int *line, int *column);

    static void showFailedToStartStackError(const QString &stackExecutable,
                                            TextEditor::TextEditorWidget *widget);

protected:
    void findLinkAt(const QTextCursor &cursor,
                    Utils::ProcessLinkCallback &&processLinkCallback,
                    bool resolveTarget = true,
                    bool inNextSplit = false) override;

private:
    FollowSymbolAssistProvider m_followSymbolAssistProvider;
};

} // namespace Internal
} // namespace Haskell