Function checkboxOrModifier

source/MRViewer/MRUIStyle.cpp:970–1006

}

bool checkboxOrModifier( const char* label, CheckboxOrModifierState& value, int modifiers, int respectedModifiers, std::optional<bool> valueOverride )
{
    assert( modifiers != 0 );

    if ( respectedModifiers == -1 )
        respectedModifiers = modifiers;

    assert( ( respectedModifiers & modifiers ) == modifiers && "`respectedModifiers` must be a superset of `modifiers`." );

    // Unsure if `!valueOverride &&` is a good idea here. Sounds good on the surface, to prevent silent value modifications via the modifier while
    //   the override is active. And delaying it until it becomes inactive would be weird too.
    bool modHeld = !valueOverride && ( ImGui::GetIO().KeyMods & respectedModifiers ) == modifiers;

    bool modChanged = value.modifierHeld != modHeld;
    value.modifierHeld = modHeld;

    bool ret = checkboxOrFixedValue( label, &value.baseValue, valueOverride ? valueOverride : modHeld ? std::optional( bool( value ) ) : std::nullopt );

    { // Modifiers hint.
        std::string modsText = modifiersToString( modifiers );
        ImGui::SameLine();
        // ImGui::SetCursorPosY( ImGui::GetCursorPosY() + cCheckboxPadding * ImGuiMenu::instance()->menu_scaling() );
        // alignTextToCheckBox( ImGuiMenu::instance()->menu_scaling() );
        // Neither of above is needed, the UI::checkbox... functions align the following text automatically
        ImGui::TextDisabled( "[%s]", modsText.c_str() );
    }

    if ( modChanged )
    {
        ret = true;
        // Consider changes made with modifiers not permanent, IsItemDeactivatedAfterEdit() not affected
        // Actually, having two active elements (activated with mouse and with mods) confuses ImGui, better avoid it
        // detail::markItemEdited( ImGui::GetID( label ) );
    }

    return ret;
}

bool radioButton( const char* label, int* value, int valButton )
{