styles_manager.py 文件源码

def __init__(self, parent):
        super().__init__('Font', parent)
        self.font_name_edit = QtWidgets.QComboBox(
            self,
            editable=False,
            sizePolicy=QtWidgets.QSizePolicy(
                QtWidgets.QSizePolicy.Expanding,
                QtWidgets.QSizePolicy.Preferred),
            insertPolicy=QtWidgets.QComboBox.NoInsert)
        self.font_size_edit = QtWidgets.QSpinBox(self, minimum=0)
        self.bold_checkbox = QtWidgets.QCheckBox('Bold', self)
        self.italic_checkbox = QtWidgets.QCheckBox('Italic', self)
        self.underline_checkbox = QtWidgets.QCheckBox('Underline', self)
        self.strike_out_checkbox = QtWidgets.QCheckBox('Strike-out', self)

        all_fonts = QtGui.QFontDatabase().families()
        self.font_name_edit.addItems(all_fonts)

        layout = QtWidgets.QGridLayout(self)
        layout.setColumnStretch(0, 1)
        layout.setColumnStretch(1, 2)
        layout.addWidget(QtWidgets.QLabel('Name:', self), 0, 0)
        layout.addWidget(self.font_name_edit, 0, 1)
        layout.addWidget(QtWidgets.QLabel('Size:', self), 1, 0)
        layout.addWidget(self.font_size_edit, 1, 1)
        layout.addWidget(QtWidgets.QLabel('Style:', self), 2, 0)
        layout.addWidget(self.bold_checkbox, 2, 1)
        layout.addWidget(self.italic_checkbox, 3, 1)
        layout.addWidget(self.underline_checkbox, 4, 1)
        layout.addWidget(self.strike_out_checkbox, 5, 1)