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01-QFontComboBox-功能作用.py
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01-QFontComboBox-功能作用.py
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import sys
from PyQt5.Qt import *
class Window(QWidget):
def __init__(self):
super().__init__()
self.setWindowTitle("QFontComboBox")
self.resize(500, 500)
self.move(400, 250)
self.setup_ui()
def setup_ui(self):
fcb = QFontComboBox(self)
fcb.move(100, 100)
label = QLabel(self)
label.move(100, 200)
label.setText("muzing")
fcb.setFontFilters(QFontComboBox.MonospacedFonts) # 设置过滤器
"""
QFontComboBox.AllFonts 显示所有字体
QFontComboBox.ScalableFonts 显示可缩放字体
QFontComboBox.MonospacedFonts 显示等宽字体
QFontComboBox.ProportionalFonts 显示比例字体
"""
fcb.setEditable(False) # 禁止用户编辑
def set_font(font):
label.setFont(font)
label.adjustSize()
fcb.currentFontChanged.connect(lambda font: set_font(font))
if __name__ == "__main__":
app = QApplication(sys.argv)
window = Window()
window.show()
sys.exit(app.exec_())