text: wacca irin bango ya kamata a yi amfani da wa wannan fanel kima masu yiwuwa sune gtk  za'a yi amfani da difwakt na gtk+ bangon widget launi  za'a yi amfani da maɓallin launi kamar launin bango ko zane  za'a yi amfani da zanen da maɓallin zane ta ƙayyade zai zama bango