Class: QgsExpressionItem¶
-
class
qgis.gui.
QgsExpressionItem
¶ Bases:
PyQt5.QtGui.QStandardItem
An expression item that can be used in the
QgsExpressionBuilderWidget
tree.Methods
- rtype
str
Gets the help text that is associated with this expression item.
Gets the type of expression item, e.g., header, field, ExpressionNode.
Set the help text for the current item
Attributes
-
CUSTOM_SORT_ROLE
= 257¶
-
ExpressionNode
= 2¶
-
Field
= 1¶
-
Header
= 0¶
-
ITEM_TYPE_ROLE
= 258¶
-
class
ItemType
¶ Bases:
int
-
SEARCH_TAGS_ROLE
= 259¶
-
emitDataChanged
(self)¶
-
getExpressionText
(self) → str¶ - Return type
str
-
getHelpText
(self) → str¶ Gets the help text that is associated with this expression item.
- Return type
str
- Returns
The help text.
-
getItemType
(self) → QgsExpressionItem.ItemType¶ Gets the type of expression item, e.g., header, field, ExpressionNode.
- Return type
- Returns
The QgsExpressionItem.ItemType
-
setHelpText
(self, helpText: str)¶ Set the help text for the current item
Note
The help text can be set as a html string.
- Parameters
helpText (str) –