ProgressDialogController.cpp Example File

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    #include "ProgressDialogController.hpp"

    ProgressDialogController::ProgressDialogController(QObject *parent)
        : DialogController(parent), m_progress(0)
    {
    }

    float ProgressDialogController::progress() const
    {
        return m_progress;
    }

    void ProgressDialogController::setProgress(float progress)
    {
        const float diff = qAbs(m_progress - progress);
        if (diff > 0.1f) {
            m_progress = progress;
            emit progressChanged();
        }
    }

    QString ProgressDialogController::labelText() const
    {
        return m_labelText;
    }

    void ProgressDialogController::setLabelText(const QString labelText)
    {
        if (labelText != m_labelText) {
            m_labelText = labelText;
            emit labelTextChanged();
        }
    }

    void ProgressDialogController::show()
    {
        // Reset the progress before we show the dialog
        setProgress(0);

        setVisible(true);
    }

    void ProgressDialogController::hide()
    {
        setVisible(false);

        // We reset the progress here, as otherwise the user would see an animation from 100 to 0 when showing the
        // progress dialog for the second time
        setProgress(0);
    }

    void ProgressDialogController::cancel()
    {
        // If the user has requested to cancel the task, hide the dialog ...
        hide();

        // ... and emit the signal, so that the task can cancel itself.
        emit canceled();
    }