Python PyQt5.QtCore.Qt 模块，lightGray() 实例源码

def _update_table_view(self):
        all_column_names, real_column_names, estimated_column_names, system_column_names = self._get_column_names()

        self.protocol_table.clear()
        self.protocol_table.setRowCount(self._protocol.length)
        self.protocol_table.setColumnCount(len(all_column_names))

        for index, column_name in enumerate(all_column_names):
            header_cell = QTableWidgetItem(column_name)
            if column_name in estimated_column_names:
                header_cell.setToolTip('This column is estimated from the other columns in the protocol.')
            self.protocol_table.setHorizontalHeaderItem(index, header_cell)

        for column_ind, column_name in enumerate(all_column_names):
            if column_name in system_column_names:
                generate_function = self._system_columns[column_name]
                cells = generate_function()
                for row, cell in enumerate(cells):
                    self.protocol_table.setItem(row, column_ind, cell)
            else:
                try:
                    values = self._protocol.get_column(column_name)
                    for row in range(self._protocol.length):
                        cell = NumericalSortedTableItem('{:e}'.format(values[row, 0]))
                        cell.setFlags(QtCore.Qt.ItemIsEnabled)

                        if column_name in estimated_column_names:
                            cell.setBackground(QBrush(Qt.lightGray))

                        self.protocol_table.setItem(row, column_ind, cell)
                except KeyError:
                    for row in range(self._protocol.length):
                        cell = QTableWidgetItem('?')
                        cell.setFlags(QtCore.Qt.ItemIsEnabled)
                        cell.setBackground(QBrush(Qt.lightGray))
                        self.protocol_table.setItem(row, column_ind, cell)

        self.protocol_table.resizeColumnsToContents()

def _create_volume_number_column(self):
        """Callback function to generate the volume number column cells.

        This should return a list of cells in the correct order.
        """
        cells = []
        for volume_nmr in range(self._protocol.length):
            cell = NumericalSortedTableItem(str(volume_nmr))
            cell.setFlags(QtCore.Qt.ItemIsEnabled)
            cell.setBackground(QBrush(Qt.lightGray))
            cells.append(cell)
        return cells

def __init__(self, parent=None):
        super(XmlSyntaxHighlighter, self).__init__(parent)

        self.highlightingRules = []

        # Tag format.
        format = QTextCharFormat()
        format.setForeground(Qt.darkBlue)
        format.setFontWeight(QFont.Bold)
        pattern = QRegExp("(<[a-zA-Z:]+\\b|<\\?[a-zA-Z:]+\\b|\\?>|>|/>|</[a-zA-Z:]+>)")
        self.highlightingRules.append((pattern, format))

        # Attribute format.
        format = QTextCharFormat()
        format.setForeground(Qt.darkGreen)
        pattern = QRegExp("[a-zA-Z:]+=")
        self.highlightingRules.append((pattern, format))

        # Attribute content format.
        format = QTextCharFormat()
        format.setForeground(Qt.red)
        pattern = QRegExp("(\"[^\"]*\"|'[^']*')")
        self.highlightingRules.append((pattern, format))

        # Comment format.
        self.commentFormat = QTextCharFormat()
        self.commentFormat.setForeground(Qt.lightGray)
        self.commentFormat.setFontItalic(True)

        self.commentStartExpression = QRegExp("<!--")
        self.commentEndExpression = QRegExp("-->")

def __init__(self, parent=None):
        super(XmlSyntaxHighlighter, self).__init__(parent)

        self.highlightingRules = []

        # Tag format.
        format = QTextCharFormat()
        format.setForeground(Qt.darkBlue)
        format.setFontWeight(QFont.Bold)
        pattern = QRegExp("(<[a-zA-Z:]+\\b|<\\?[a-zA-Z:]+\\b|\\?>|>|/>|</[a-zA-Z:]+>)")
        self.highlightingRules.append((pattern, format))

        # Attribute format.
        format = QTextCharFormat()
        format.setForeground(Qt.darkGreen)
        pattern = QRegExp("[a-zA-Z:]+=")
        self.highlightingRules.append((pattern, format))

        # Attribute content format.
        format = QTextCharFormat()
        format.setForeground(Qt.red)
        pattern = QRegExp("(\"[^\"]*\"|'[^']*')")
        self.highlightingRules.append((pattern, format))

        # Comment format.
        self.commentFormat = QTextCharFormat()
        self.commentFormat.setForeground(Qt.lightGray)
        self.commentFormat.setFontItalic(True)

        self.commentStartExpression = QRegExp("<!--")
        self.commentEndExpression = QRegExp("-->")

def __init__(self, parent=None):
        super(XmlSyntaxHighlighter, self).__init__(parent)

        self.highlightingRules = []

        # Tag format.
        format = QTextCharFormat()
        format.setForeground(Qt.darkBlue)
        format.setFontWeight(QFont.Bold)
        pattern = QRegExp("(<[a-zA-Z:]+\\b|<\\?[a-zA-Z:]+\\b|\\?>|>|/>|</[a-zA-Z:]+>)")
        self.highlightingRules.append((pattern, format))

        # Attribute format.
        format = QTextCharFormat()
        format.setForeground(Qt.darkGreen)
        pattern = QRegExp("[a-zA-Z:]+=")
        self.highlightingRules.append((pattern, format))

        # Attribute content format.
        format = QTextCharFormat()
        format.setForeground(Qt.red)
        pattern = QRegExp("(\"[^\"]*\"|'[^']*')")
        self.highlightingRules.append((pattern, format))

        # Comment format.
        self.commentFormat = QTextCharFormat()
        self.commentFormat.setForeground(Qt.lightGray)
        self.commentFormat.setFontItalic(True)

        self.commentStartExpression = QRegExp("<!--")
        self.commentEndExpression = QRegExp("-->")