Method undo

src/widgets/WizCodeEditorDialog.cpp:140–150

}

bool WizCodeEditorDialog::undo()
{
    if (!g_instance)
        return false;
    if (QApplication::activeWindow() != g_instance)
        return false;

    g_instance->m_codeBrowser->page()->triggerAction(QWebEnginePage::Undo);
    //
    return true;
}

bool WizCodeEditorDialog::copy()
{