最近用Qt做GUI,想看看QColor中预定义的颜色都有那些,于是编了一个小程序:
from PyQt4.QtGui import QColor, QWidget from PyQt4 import QtGui class mywindow(QWidget): def __init__(self): super(mywindow, self).__init__() if __name__ == ‘__main__‘: import sys app = QtGui.QApplication(sys.argv) w = mywindow() grid = QtGui.QGridLayout() i = j = 0 row = 15 print(len(QColor.colorNames())) for name in QColor.colorNames(): label = QtGui.QLabel() label.setText(name) #通过亮度决定文字颜色 if QColor(name).getHsv()[2] > 200: label.setStyleSheet( "QLabel{background-color: " + name + ";font: 16px;color: black;}") else: label.setStyleSheet( "QLabel{background-color: " + name + ";font: 16px;color: white;}") grid.addWidget(label, i % row, j) temp = i % row i += 1 if i % row < temp % row: j += 1 w.setLayout(grid) w.show() sys.exit(app.exec_())
结果如下图:
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原文地址:http://genreeze.blog.51cto.com/323199/1771318