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並前往https://recalll.co/ask/v/topic/c%2B%2B-Qt-Set-Background-Color-of-QLineEdit/5575ec312bd273a7608b8439

c++ Qt Set Background Color of QLineEdit? - Recalll

QLineEdit *le = new QLineEdit(); QPalette palette; ... You can set the background and text colors of line edit by setting the palette like :.

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