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# Source code for pyqtgraph.parametertree.parameterTypes.text

    from ...Qt import QtCore, QtWidgets
    from ..Parameter import Parameter
    from .basetypes import WidgetParameterItem

    class TextParameterItem(WidgetParameterItem):
        """ParameterItem displaying a QTextEdit widget."""

        def makeWidget(self):
            self.hideWidget = False
            self.asSubItem = True
            self.textBox = w = QtWidgets.QTextEdit()
            w.sizeHint = lambda: QtCore.QSize(300, 100)
            w.value = w.toPlainText
            w.setValue = w.setPlainText
            w.sigChanged = w.textChanged
            return w

    class TextParameter(Parameter):
        """Editable string, displayed as large text box in the tree."""
        itemClass = TextParameterItem