qt-migration-legatus/qt6-after/qt6-migrated-legatus/Lts/Common/LtsWidgets/lts_message_dialog.cpp

#include "lts_message_dialog.h"

#include "lts_message_dialog_helper.h"

#include <QCoreApplication>
#include <QDebug>
#include <QLabel>
#include <QPushButton>
#include <QVBoxLayout>

namespace LtsWidgets
{
namespace LtsMessageDialog
{
Button showMessage(QWidget* parent, const QString& message, const QString& title, const Behaviour behaviour,
                   const Buttons buttons, const QHash<Button, QString>& buttonTexts)
{
    static QAtomicInt s_used = 0;

    if (s_used)
        qDebug() << "LtsMessageDialog: showMessage called while showMessage is in its Event Loop - do not open more "
                    "than one Dialog at once !!";

    s_used = 1;

    LtsMessageDialogHelper* dialog = new LtsMessageDialogHelper();
    Button result = dialog->showMessage(parent, message, title, behaviour, buttons, buttonTexts);
    dialog->deleteLater();

    s_used = 0;

    return result;
}

Button askApplyDiscardCancel(QWidget* parent)
{
    const QString question = QCoreApplication::translate("LtsDialog", "<br>"
                                                                      "Apply - apply changes and close.<br>"
                                                                      "Discard - discard changes and close.<br>"
                                                                      "Cancel - do not close.");
    const QString title = QCoreApplication::translate("LtsDialog", "Unapplied changes made. Apply the changes?");
    return LtsMessageDialog::showMessage(parent, question, title, Behaviour::Modal,
                                         Button::Apply | Button::Discard | Button::Cancel);
}

} // namespace LtsMessageDialog

LtsMessageDialogNew::LtsMessageDialogNew(QWidget* parent, const QString& message, const QString& title,
                                         const Behaviour behaviour, const Buttons buttons,
                                         const QHash<Button, QString>& buttonTexts, bool deleteOnClose)
{
    m_dialog = new LtsFramelessDialog(parent, behaviour);

    if (deleteOnClose)
        m_dialog->setAttribute(Qt::WA_DeleteOnClose);

    connect(m_dialog, &LtsFramelessDialog::destroyed, this, &LtsMessageDialogNew::deleteLater);

    QVBoxLayout* mainLayout = new QVBoxLayout(m_dialog);

    QString text;
    if (!title.isEmpty())
    {
        text = QStringLiteral("<b>%1</b><br><br>").arg(title);
    }

    text += message;

    QLabel* messageLabel = new QLabel(text, m_dialog);
    messageLabel->setTextInteractionFlags(Qt::TextSelectableByMouse);
    mainLayout->addWidget(messageLabel);

    QHBoxLayout* buttonLayout = new QHBoxLayout;
    buttonLayout->setContentsMargins(0, 0, 0, 0);

    if (buttons.testFlag(Button::Ok))
        connect(addButton(buttonTexts.value(Button::Ok, tr("Ok")), buttonLayout, m_dialog, Button::Ok, parent),
                &QPushButton::clicked, this, &LtsMessageDialogNew::ok);

    if (buttons.testFlag(Button::Yes))
        connect(addButton(buttonTexts.value(Button::Yes, tr("Yes")), buttonLayout, m_dialog, Button::Yes, parent),
                &QPushButton::clicked, this, &LtsMessageDialogNew::yes);

    if (buttons.testFlag(Button::No))
        connect(addButton(buttonTexts.value(Button::No, tr("No")), buttonLayout, m_dialog, Button::No, parent),
                &QPushButton::clicked, this, &LtsMessageDialogNew::no);

    if (buttons.testFlag(Button::Apply))
        connect(addButton(buttonTexts.value(Button::Apply, tr("Apply")), buttonLayout, m_dialog, Button::Apply, parent),
                &QPushButton::clicked, this, &LtsMessageDialogNew::apply);

    if (buttons.testFlag(Button::Discard))
        connect(addButton(buttonTexts.value(Button::Discard, tr("Discard")), buttonLayout, m_dialog, Button::Discard,
                          parent),
                &QPushButton::clicked, this, &LtsMessageDialogNew::discard);

    if (buttons.testFlag(Button::Cancel))
        connect(
            addButton(buttonTexts.value(Button::Cancel, tr("Cancel")), buttonLayout, m_dialog, Button::Cancel, parent),
            &QPushButton::clicked, this, &LtsMessageDialogNew::cancel);

    QWidget* buttonLayoutWidget = new QWidget;
    buttonLayoutWidget->setLayout(buttonLayout);

    mainLayout->addWidget(buttonLayoutWidget);

    m_dialog->show();
    m_dialog->raise();
}

QPushButton* LtsMessageDialogNew::addButton(const QString& text, QHBoxLayout* thatLayout, LtsFramelessDialog* dialog,
                                            const Button& button, QWidget* parent)
{
    QPushButton* btn = new QPushButton(text, parent);
    connect(btn, &QPushButton::clicked, dialog, &LtsFramelessDialog::accept);
    thatLayout->addWidget(btn);

    if (button == Button::Ok || button == Button::Cancel)
    {
        btn->setDefault(true);
    }

    return btn;
}

} // namespace LtsWidgets