Method setVisible

include/Kaneshige/ViewCtrlModel.h:30–30

    void setDetailFlg() { mFlags |= 0x10; }
    void setVisibleAll() { mFlags |= 0xf; }
    void setVisible(u32 cnsNo) { mFlags |= (1 << cnsNo);  }
    void clearVisible(u32 cnsNo) { mFlags &= ~(1 << cnsNo);  }
    u8 getFlags() const { return mFlags; }