Subversion Repositories tpanel

/*

 * Copyright (C) 2023 by Andreas Theofilu <andreas@theosys.at>

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License as published by

 * the Free Software Foundation; either version 3 of the License, or

 * (at your option) any later version.

 *

 * This program 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 General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301  USA

 */

#include <QLabel>

#include <QProgressBar>

#include <QTimer>

#include "tqtwait.h"

#include "terror.h"

#include "tpagemanager.h"

#include "ui_wait.h"

extern TPageManager *gPageManager;

using std::string;

TQtWait::TQtWait(QWidget *parent)

    : QDialog(parent),

      ui(new Ui::TQtWait)

{

    DECL_TRACER("TQtWait::TQtWait(QWidget *parent = nullptr)");

    ui->setupUi(this);

    ui->labelText->setText("Please wait ...");

}

TQtWait::TQtWait(QWidget *parent, const string& text)

    : QDialog(parent),

      ui(new Ui::TQtWait),

      mText(text)

{

    DECL_TRACER("TQtWait::TQtWait(QWidget *parent, const string& text)");

    ui->setupUi(this);

    ui->labelText->setText(mText.c_str());

}

TQtWait::~TQtWait()

{

    DECL_TRACER("TQtWait::~TQtWait()");

    if (mTimer)

        mTimer->stop();

}

void TQtWait::setText(const string& text)

{

    DECL_TRACER("TQtWait::setText(const string& text)");

    mText = text;

    ui->labelText->setText(text.c_str());

}

void TQtWait::startTimer()

{

    DECL_TRACER("TQtWait::startTimer()");

    if (!mTimer)

        mTimer = new QTimer(this);

    connect(mTimer, &QTimer::timeout, this, &TQtWait::onTimerEvent);

    mTimer->start(200);

}

void TQtWait::onTimerEvent()

{

    DECL_TRACER("TQtWait::onTimerEvent(QTimerEvent *e)");

    mPosition++;

    if (mPosition > 100)

    {

        mPosition = 0;

        if (!mDir)

            mDir = !mDir;

        ui->progressBarWait->setInvertedAppearance(mDir);

    }

    ui->progressBarWait->setValue(mPosition);

}

void TQtWait::start()

{

    DECL_TRACER("TQtWait::start()");

    show();

    startTimer();

}

void TQtWait::end()

{

    DECL_TRACER("TQtWait::end()");

    if (mTimer)

    {

        mTimer->stop();

        delete mTimer;

        mTimer = nullptr;

    }

    close();

}

void TQtWait::doResize()

{

    DECL_TRACER("TQtWait::doResize()");

    // The main dialog window

    QSize size = this->size();

    QRect rect = this->geometry();

    size.scale(scale(size.width()), scale(size.height()), Qt::KeepAspectRatio);

    this->resize(size);

    this->move(scale(rect.left()), scale(rect.top()));

    QWidget *parent = this->parentWidget();

    if (parent)

    {

        rect = parent->geometry();

        this->move(rect.center() - this->rect().center());

    }

    // Layout

    // Iterate through childs and resize them

    QObjectList childs = children();

    QList<QObject *>::Iterator iter;

    for (iter = childs.begin(); iter != childs.end(); ++iter)

    {

        QObject *obj = *iter;

        QString name = obj->objectName();

        if (name.startsWith("progressBar"))

            scaleObject(dynamic_cast<QProgressBar *>(obj));

        else if (name.startsWith("label"))

            scaleObject(dynamic_cast<QLabel *>(obj));

    }

}

int TQtWait::scale(int value)

{

    if (value <= 0 || mScaleFactor == 1.0)

        return value;

    return (int)((double)value * mScaleFactor);

}

template<typename T>

void TQtWait::scaleObject(T *obj)

{

    DECL_TRACER("TQtWait::scaleObject(T *obj): " + obj->objectName().toStdString());

    QSize size = obj->size();

    size.scale(scale(size.width()), scale(size.height()), Qt::KeepAspectRatio);

    obj->resize(size);

    QRect rect = obj->geometry();

    obj->move(scale(rect.left()), scale(rect.top()));

}