progressmanager.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 "progressmanager.h"
 
namespace LC::Util
{
    ProgressModelRow::ProgressModelRow (ProgressManager& model, const QModelIndex& index)
    : Manager_ { model }
    , Index_ { index }
    {
    }
 
    ProgressModelRow::~ProgressModelRow ()
    {
        if (Index_.isValid ())
            Manager_.Model_.RemoveItem (Index_.row ());
    }
 
    void ProgressModelRow::Disengage ()
    {
        Index_ = QPersistentModelIndex {};
    }
 
    void ProgressModelRow::SetDone (qint64 done)
    {
        if (Index_.isValid ())
            Manager_.Model_.SetField<&ProgressManager::Item::Done_> (Index_.row (), done);
    }
 
    void ProgressModelRow::SetTotal (qint64 total)
    {
        if (Index_.isValid ())
            Manager_.Model_.SetField<&ProgressManager::Item::Total_> (Index_.row (), total);
    }
 
    void ProgressModelRow::ChangeTotalBy (qint64 delta)
    {
        if (Index_.isValid ())
        {
            const auto total = Manager_.Model_.GetItems () [Index_.row ()].Total_;
            Manager_.Model_.SetField<&ProgressManager::Item::Total_> (Index_.row (), total + delta);
        }
    }
 
    void ProgressModelRow::SetState (ProcessState state, QString customText)
    {
        if (Index_.isValid ())
            Manager_.Model_.SetFields<
                    &ProgressManager::Item::State_,
                    &ProgressManager::Item::CustomStateText_
                > (Index_.row (), state, std::move (customText));
    }
 
    void ProgressModelRow::SetCustomData (const QVariant& data)
    {
        if (Index_.isValid ())
            Manager_.Model_.GetMutItems () [Index_.row ()].CustomData_ = data;
    }
 
    void ProgressModelRow::operator++ ()
    {
        if (!Index_.isValid ())
            return;
 
        const auto done = Manager_.Model_.GetItems () [Index_.row ()].Done_;
        Manager_.Model_.SetField<&ProgressManager::Item::Done_> (Index_.row (), done + 1);
    }
 
    ProgressManager::ProgressManager (QObject *parent)
    : QObject { parent }
    {
    }
 
    void ProgressManager::SetGlobalData (const QVariant& data, int role)
    {
        Model_.SetGlobalData (data, role);
    }
 
    QAbstractItemModel& ProgressManager::GetModel ()
    {
        return Model_;
    }
 
    IJobHolderRepresentationHandler_ptr ProgressManager::CreateDefaultHandler ()
    {
        struct Handler : IJobHolderRepresentationHandler
        {
            QAbstractItemModel& Model_;
 
            explicit Handler (QAbstractItemModel& model)
            : Model_ { model }
            {
            }
 
            QAbstractItemModel& GetRepresentation () override
            {
                return Model_;
            }
        };
 
        return std::make_unique<Handler> (Model_);
    }
 
    std::unique_ptr<ProgressModelRow> ProgressManager::AddRow (RowInfo info)
    {
        return AddRow (std::move (info), {});
    }
 
    std::unique_ptr<ProgressModelRow> ProgressManager::AddRow (RowInfo info, Initializers inits)
    {
        auto name = info.Name_;
        const auto pos = Model_.AddItem ({
                .RowInfo_ = std::move (info),
                .Total_ = inits.Total_,
                .State_ = inits.State_,
                .CustomStateText_ = std::move (inits.CustomStateText_),
                .Icon_ = std::move (inits.Icon_),
 
                .CachedName_ = std::move (name),
 
                .CustomData_ = std::move (inits.CustomData_),
            });
        return std::make_unique<ProgressModelRow> (*this, Model_.index (pos, 0));
    }
 
    QVariant ProgressManager::GetCustomData (const QModelIndex& index) const
    {
        return Model_.GetItems () [index.row ()].CustomData_;
    }
}