/***************************************************************************
 *   Copyright (c) 2002 Jürgen Riegel <juergen.riegel@web.de>              *
 *                                                                         *
 *   This file is part of the FreeCAD CAx development system.              *
 *                                                                         *
 *   This library is free software; you can redistribute it and/or         *
 *   modify it under the terms of the GNU Library General Public           *
 *   License as published by the Free Software Foundation; either          *
 *   version 2 of the License, or (at your option) any later version.      *
 *                                                                         *
 *   This library  is distributed in the hope that it will be useful,      *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU Library General Public License for more details.                  *
 *                                                                         *
 *   You should have received a copy of the GNU Library General Public     *
 *   License along with this library; see the file COPYING.LIB. If not,    *
 *   write to the Free Software Foundation, Inc., 59 Temple Place,         *
 *   Suite 330, Boston, MA  02111-1307, USA                                *
 *                                                                         *
 ***************************************************************************/

#include "PreCompiled.h"
#ifndef _PreComp_
#include <QFileDialog>
#endif

#include "DlgRunExternal.h"
#include "ui_DlgRunExternal.h"
#include "FileDialog.h"


using namespace Gui::Dialog;

/* TRANSLATOR Gui::Dialog::DlgRunExternal */

/**
 *  Constructs a DlgRunExternal which is a child of 'parent', with the
 *  name 'name' and widget flags set to 'f'
 *
 *  The dialog will by default be modeless, unless you set 'modal' to
 *  true to construct a modal dialog.
 */
DlgRunExternal::DlgRunExternal(QWidget* parent, Qt::WindowFlags fl)
    : QDialog(parent, fl)
    , process(this)
    , advancedHidden(true)
    , ui(new Ui_DlgRunExternal)
{
    // clang-format off
    ui->setupUi(this);
    connect(ui->chooseProgram, &QPushButton::clicked, this, &DlgRunExternal::onChooseProgramClicked);
    connect(&process, qOverload<int, QProcess::ExitStatus>(&QProcess::finished),
            this, qOverload<int, QProcess::ExitStatus>(&DlgRunExternal::finished));
    connect(ui->buttonAccept, &QPushButton::clicked, this, &DlgRunExternal::accept);
    connect(ui->buttonDiscard, &QPushButton::clicked, this, &DlgRunExternal::reject);
    connect(ui->buttonAbort, &QPushButton::clicked, this, &DlgRunExternal::abort);
    connect(ui->buttonAdvanced, &QPushButton::clicked, this, &DlgRunExternal::advanced);
    // clang-format on

    ui->gridLayout->setSizeConstraint(QLayout::SetFixedSize);
    ui->extensionWidget->hide();
}

/**
 *  Destroys the object and frees any allocated resources
 */
DlgRunExternal::~DlgRunExternal() = default;

void DlgRunExternal::addArgument(const QString& arg)
{
    arguments.append(arg);
}

int DlgRunExternal::runProcess()
{
    QFileInfo ifo(ProcName);

    ui->programName->setText(ifo.baseName());
    ui->programPath->setText(ProcName);
    process.start(ProcName, arguments);

    ui->buttonAccept->setEnabled(false);
    ui->buttonDiscard->setEnabled(false);
    return exec();
}

void DlgRunExternal::reject()
{
    QDialog::reject();
}

void DlgRunExternal::accept()
{
    QDialog::accept();
}

void DlgRunExternal::abort()
{
    process.terminate();
    DlgRunExternal::reject();
}

void DlgRunExternal::advanced()
{
    if (advancedHidden) {
        ui->extensionWidget->show();
        advancedHidden = false;
    }
    else {
        ui->extensionWidget->hide();
        advancedHidden = true;
    }
}

void DlgRunExternal::finished(int exitCode, QProcess::ExitStatus exitStatus)
{
    Q_UNUSED(exitCode);
    Q_UNUSED(exitStatus);
    ui->buttonAccept->setEnabled(true);
    ui->buttonDiscard->setEnabled(true);
    ui->buttonAbort->setEnabled(false);
}

void DlgRunExternal::onChooseProgramClicked()
{
    QString fn;
    fn = QFileDialog::getOpenFileName(this, tr("Select a file"), ui->programPath->text());
    if (!fn.isEmpty()) {
        ui->programPath->setText(fn);
    }
}

#include "moc_DlgRunExternal.cpp"
