actionresultreporter.cpp

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/**********************************************************************
 * LeechCraft - modular cross-platform feature rich internet client.
 * Copyright (C) 2006-2014  Georg Rudoy
 *
 * Distributed under the Boost Software License, Version 1.0.
 * (See accompanying file LICENSE or copy at https://www.boost.org/LICENSE_1_0.txt)
 **********************************************************************/
 
#include "actionresultreporter.h"
#include <QApplication>
#include <QMessageBox>
#include <interfaces/core/ientitymanager.h>
#include <util/sll/visitor.h>
#include <util/xpc/util.h>
 
namespace LC::Util
{
    using namespace std::chrono_literals;
 
    namespace
    {
        QDeadlineTimer GetDeadlineTimer (ActionResultReporter::BackgroundPolicy policy)
        {
            return Visit (policy,
                    [] (const ActionResultReporter::TimeoutBackgroundPolicy& policy) { return QDeadlineTimer { policy.Timeout_ }; },
                    [] (const auto&) { return QDeadlineTimer { QDeadlineTimer::Forever }; });
        }
    }
 
    ActionResultReporter::ActionResultReporter (IEntityManager& iem, Config config, QWidget *parent)
    : IEM_ { iem }
    , Context_ { config.Context_ }
    , Priority_ { config.Priority_ }
    , Parent_ { parent }
    , TimerBackground_ { GetDeadlineTimer (config.BackgroundPolicy_) }
    {
        Visit (config.BackgroundPolicy_,
                [] (const TimeoutBackgroundPolicy&) {},
                [this] (const auto&)
                {
                    InitialFocus_ = qApp->focusWidget ();
                });
    }
 
    void ActionResultReporter::operator() (const QString& error)
    {
        const auto isBackground = FocusChanged () || TimerBackground_.hasExpired () || (!Parent_ && HadParent_);
 
        if (isBackground)
            IEM_.HandleEntity (MakeNotification (Context_, error, Priority_));
        else
            switch (Priority_)
            {
            case Priority::Info:
                QMessageBox::information (Parent_, Context_, error);
                break;
            case Priority::Warning:
                QMessageBox::warning (Parent_, Context_, error);
                break;
            case Priority::Critical:
                QMessageBox::critical (Parent_, Context_, error);
                break;
            }
    }
 
    bool ActionResultReporter::FocusChanged () const
    {
        if (!InitialFocus_ || !*InitialFocus_)
            return false;
 
        const auto curFocus = qApp->focusWidget ();
        return InitialFocus_ != curFocus;
    }
}