/* Copyright (C) 2016
 * swift project Community / Contributors
 *
 * This file is part of swift project. It is subject to the license terms in the LICENSE file found in the top-level
 * directory of this distribution. No part of swift project, including this file, may be copied, modified, propagated,
 * or distributed except according to the terms contained in the LICENSE file.
 */

#include "marginsinput.h"
#include "ui_marginsinput.h"
#include "blackgui/stylesheetutility.h"
#include <QIntValidator>

namespace BlackGui
{
    namespace Components
    {
        CMarginsInput::CMarginsInput(QWidget *parent) :
            QFrame(parent),
            ui(new Ui::CMarginsInput)
        {
            ui->setupUi(this);
            connect(ui->pb_Ok,     &QPushButton::clicked,     this, &CMarginsInput::confirmed);
            connect(ui->le_Bottom, &QLineEdit::returnPressed, this, &CMarginsInput::confirmed);
            connect(ui->le_Left,   &QLineEdit::returnPressed, this, &CMarginsInput::confirmed);
            connect(ui->le_Right,  &QLineEdit::returnPressed, this, &CMarginsInput::confirmed);
            connect(ui->le_Top,    &QLineEdit::returnPressed, this, &CMarginsInput::confirmed);

            QIntValidator *v = new QIntValidator(0, 100, this);
            ui->le_Bottom->setValidator(v);
            ui->le_Left->setValidator(v);
            ui->le_Right->setValidator(v);
            ui->le_Top->setValidator(v);
            this->setMargins(QMargins());
        }

        CMarginsInput::~CMarginsInput()
        { }

        void CMarginsInput::setMargins(const QMargins &margins)
        {
            ui->le_Left->setText(QString::number(margins.left()));
            ui->le_Right->setText(QString::number(margins.right()));
            ui->le_Top->setText(QString::number(margins.top()));
            ui->le_Bottom->setText(QString::number(margins.bottom()));
        }

        QMargins CMarginsInput::getMargins() const
        {
            int t = 0, b = 0, l = 0, r = 0;
            const QString sl(ui->le_Left->text().trimmed());
            const QString st(ui->le_Top->text().trimmed());
            const QString sr(ui->le_Right->text().trimmed());
            const QString sb(ui->le_Bottom->text().trimmed());
            bool ok = false;
            l = sl.toInt(&ok);
            l = ok ? l : 0;
            r = sr.toInt(&ok);
            r = ok ? r : 0;
            b = sb.toInt(&ok);
            b = ok ? b : 0;
            t = st.toInt(&ok);
            t = ok ? t : 0;
            const QMargins m(l, t, r, b);
            return m;
        }

        void CMarginsInput::confirmed()
        {
            const QMargins m(this->getMargins());
            emit this->changedMargins(m);
        }

    } // ns
} // ns