C++ (Cpp) Layout::ColumnStretchの例

コード例 #1

ファイル: Button.cpp プロジェクト: Ablu/freeorion

void RadioButtonGroup::RemoveButton(StateButton* button)
{
    std::size_t index = NO_BUTTON;
    for (std::size_t i = 0; i < m_button_slots.size(); ++i) {
        if (m_button_slots[i].button == button) {
            index = i;
            break;
        }
    }
    assert(index < m_button_slots.size());

    const int CELLS_PER_BUTTON = m_expand_buttons ? 1 : 2;
    Layout* layout = GetLayout();
    layout->Remove(m_button_slots[index].button);
    for (std::size_t i = index + 1; i < m_button_slots.size(); ++i) {
        layout->Remove(m_button_slots[i].button);
        if (m_orientation == VERTICAL) {
            layout->Add(m_button_slots[i].button, i * CELLS_PER_BUTTON - CELLS_PER_BUTTON, 0);
            layout->SetRowStretch(i * CELLS_PER_BUTTON - CELLS_PER_BUTTON, layout->RowStretch(i * CELLS_PER_BUTTON));
            layout->SetMinimumRowHeight(i * CELLS_PER_BUTTON - CELLS_PER_BUTTON, layout->MinimumRowHeight(i * CELLS_PER_BUTTON));
        } else {
            layout->Add(m_button_slots[i].button, 0, i * CELLS_PER_BUTTON - CELLS_PER_BUTTON);
            layout->SetColumnStretch(i * CELLS_PER_BUTTON - CELLS_PER_BUTTON, layout->ColumnStretch(i * CELLS_PER_BUTTON));
            layout->SetMinimumColumnWidth(i * CELLS_PER_BUTTON - CELLS_PER_BUTTON, layout->MinimumColumnWidth(i * CELLS_PER_BUTTON));
        }
    }
    m_button_slots[index].connection.disconnect();
    m_button_slots.erase(m_button_slots.begin() + index);
    if (m_button_slots.empty()) {
        layout->ResizeLayout(1, 1);
    } else {
        if (m_orientation == VERTICAL)
            layout->ResizeLayout(layout->Rows() - CELLS_PER_BUTTON, 1);
        else
            layout->ResizeLayout(1, layout->Columns() - CELLS_PER_BUTTON);
    }

    if (index == m_checked_button)
        m_checked_button = NO_BUTTON;
    else if (index <= m_checked_button)
        --m_checked_button;
    Reconnect();
}