Disables subsequent entity changes at the root level after the initial selection.
Disables return fields changes at the root level.
Event fired as the expression tree is changed.
<igx-query-builder (expressionTreeChange)='onExpressionTreeChange()'></igx-query-builder>
Gets the locale of the query builder.
If not set, defaults to application's locale.
Gets/sets whether the confirmation dialog should be shown when changing entity.
Default value is true.
Returns the expression tree.
Returns the resource strings.
Sets the resource strings. By default it uses EN resources.
Returns whether the expression tree can be committed in the current state.
Commits the expression tree in the current state if it is valid. If not throws an exception.
Discards all unsaved changes to the expression tree.
A component used for operating with complex filters by creating or editing conditions and grouping them using AND/OR logic. It is used internally in the Advanced Filtering of the Grid.
Example