def __init__(self, parent, tree, providerName, param):
     QTreeWidgetItem.__init__(self, parent)
     self.providereName = providerName
     self.param = param
     self.tree = tree
     self.setText(0, param.description)
     self.paramName = settingName(providerName, param.name)
     if isinstance(param.defaultValue, bool):
         self.value = QSettings().value(self.paramName, defaultValue=param.defaultValue, type=bool)
         if self.value:
             self.setCheckState(1, Qt.Checked)
         else:
             self.setCheckState(1, Qt.Unchecked)
     elif isinstance(param.defaultValue, list):
         self.combo = QComboBox()
         for element in param.defaultValue:
             self.combo.addItem(element)
         self.tree.setItemWidget(self, 1, self.combo)
         self.value = QSettings().value(self.paramName, defaultValue=param.defaultValue[0])
         idx = self.combo.findText(self.value)
         self.combo.setCurrentIndex(idx)
     elif param.description == "Password":
         self.passwordField = QLineEdit()
         self.passwordField.setEchoMode(QLineEdit.Password);
         #self.passwordField.setStyleSheet("QLineEdit { border: none }");
         self.value = QSettings().value(self.paramName, defaultValue=param.defaultValue)
         self.passwordField.setText(str(self.value))
         self.tree.setItemWidget(self, 1, self.passwordField)
     elif param.action is not None:
         layout = QHBoxLayout()
         layout.setMargin(0)
         layout.setSpacing(0)
         self.textbox = QLineEdit()
         self.value = QSettings().value(self.paramName, defaultValue=param.defaultValue)
         self.textbox.setText(str(self.value))
         layout.addWidget(self.textbox)
         self.button = QToolButton()
         self.button.setText(param.actionText)
         self.button.clicked.connect(param.action)
         layout.addWidget(self.button)
         self.widget = QWidget()
         self.widget.setLayout(layout)
         self.tree.setItemWidget(self, 1, self.widget)
     else:
         self.textbox = QLineEdit()
         #self.textbox.setStyleSheet("QLineEdit { border: none }");
         self.tree.setItemWidget(self, 1, self.textbox)
         self.value = QSettings().value(self.paramName, defaultValue=param.defaultValue)
         self.textbox.setText(str(self.value))