Angular FilterBuilder Properties

Default Value: false

The UI component switches to the active state when users press down the primary mouse button. When this property is set to true, the CSS rules for the active state apply. You can change these rules to customize the component.

Use this property when you display the component on a platform whose guidelines include the active state change for UI components.

allowHierarchicalFields

Specifies whether the UI component can display hierarchical data fields.

Type:

Array<FilterBuilder Custom Operation>

Default Value: false

customOperations[]

Configures custom filter operations.

Selector: dxi-custom-operation

Type:

Default Value: []

disabled

Specifies whether the UI component responds to user interaction.

Type:

Array<FilterBuilder Field>

Default Value: false

elementAttr

Specifies the global attributes to be attached to the UI component's container element.

Selector: dxo-element-attr

Type:

Object

Default Value: {}

jQuery

$(function(){
    $("#filterBuilderContainer").dxFilterBuilder({
        // ...
        elementAttr: {
            id: "elementId",
            class: "class-name"
        }
    });
});

Angular

HTML

TypeScript

<dx-filter-builder ...
    [elementAttr]="{ id: 'elementId', class: 'class-name' }">
</dx-filter-builder>

import { DxFilterBuilderModule } from "devextreme-angular";
// ...
export class AppComponent {
    // ...
}
@NgModule({
    imports: [
        // ...
        DxFilterBuilderModule
    ],
    // ...
})

Vue

App.vue

<template>
    <DxFilterBuilder ...
        :element-attr="filterBuilderAttributes">
    </DxFilterBuilder>
</template>

<script>
import DxFilterBuilder from 'devextreme-vue/filter-builder';

export default {
    components: {
        DxFilterBuilder
    },
    data() {
        return {
            filterBuilderAttributes: {
                id: 'elementId',
                class: 'class-name'
            }
        }
    }
}
</script>

React

App.js

import React from 'react';

import FilterBuilder from 'devextreme-react/filter-builder';

class App extends React.Component {
    filterBuilderAttributes = {
        id: 'elementId',
        class: 'class-name'
    }

    render() {
        return (
            <FilterBuilder ...
                elementAttr={this.filterBuilderAttributes}>
            </FilterBuilder>
        );
    }
}
export default App;

fields[]

Configures fields.

Selector: dxi-field

Type:

Default Value: []

This property accepts an array of objects, each configuring a filter condition's appearance. Each condition consists of a data field, operation and value. A logical operation can combine conditions on the same level in a group.

DevExtreme HTML5 JavaScript Filter Builder Fields

See the Field section for details on fields you can specify in each object.

filterOperationDescriptions

Specifies filter operation descriptions.

Selector: dxo-filter-operation-descriptions

Type:

Object

The following code sample illustrates how to set this property:

jQuery

index.js

$(function() {
    $("#filterBuilderContainer").dxFilterBuilder({
        // ...
        filterOperationDescriptions: {
            startsWith: "Begins with"
        }
    });
});

Angular

app.component.html

app.module.ts

<dx-filter-builder ... >
    <dxo-filter-operation-descriptions
        startsWith="Begins with">
    </dxo-filter-operation-descriptions>
</dx-filter-builder>

import { BrowserModule } from '@angular/platform-browser';
import { NgModule } from '@angular/core';
import { AppComponent } from './app.component';

import { DxFilterBuilderModule } from 'devextreme-angular';

@NgModule({
    declarations: [
        AppComponent
    ],
    imports: [
        BrowserModule,
        DxFilterBuilderModule
    ],
    providers: [ ],
    bootstrap: [AppComponent]
})
export class AppModule { }

Vue

App.vue

<template>
    <DxFilterBuilder ... >
        <DxFilterOperationDescriptions
            starts-with="Begins with"
        />
    </DxFilterBuilder>
</template>

<script>
import 'devextreme/dist/css/dx.light.css';

import DxFilterBuilder, {
    DxFilterOperationDescriptions
} from 'devextreme-vue/filter-builder';

export default {
    components: {
        DxFilterBuilder,
        DxFilterOperationDescriptions
    },
    // ...
}
</script>

React

App.js

import 'devextreme/dist/css/dx.light.css';

import FilterBuilder, {
    FilterOperationDescriptions
} from 'devextreme-react/filter-builder';

export default function App() {
    return (
        <FilterBuilder ... >
            <FilterOperationDescriptions
                startsWith="Begins with"
            />
        </FilterBuilder>
    );
}

focusStateEnabled

Specifies whether the UI component can be focused using keyboard navigation.

Type:

Default Value: false

groupOperationDescriptions

Specifies group operation descriptions.

Selector: dxo-group-operation-descriptions

Type:

Object

The following code sample illustrates how to set this property:

jQuery

index.js

$(function() {
    $("#filterBuilderContainer").dxFilterBuilder({
        // ...
        groupOperationDescriptions: {
            and: "Plus"
        }
    });
});

Angular

app.component.html

app.module.ts

<dx-filter-builder ... >
    <dxo-group-operation-descriptions
        and="Plus">
    </dxo-group-operation-descriptions>
</dx-filter-builder>

import { BrowserModule } from '@angular/platform-browser';
import { NgModule } from '@angular/core';
import { AppComponent } from './app.component';

import { DxFilterBuilderModule } from 'devextreme-angular';

@NgModule({
    declarations: [
        AppComponent
    ],
    imports: [
        BrowserModule,
        DxFilterBuilderModule
    ],
    providers: [ ],
    bootstrap: [AppComponent]
})
export class AppModule { }

Vue

App.vue

<template>
    <DxFilterBuilder ... >
        <DxGroupOperationDescriptions
            and="Plus"
        />
    </DxFilterBuilder>
</template>

<script>
import 'devextreme/dist/css/dx.light.css';

import DxFilterBuilder, {
    DxGroupOperationDescriptions
} from 'devextreme-vue/filter-builder';

export default {
    components: {
        DxFilterBuilder,
        DxGroupOperationDescriptions
    },
    // ...
}
</script>

React

App.js

import 'devextreme/dist/css/dx.light.css';

import FilterBuilder, {
    GroupOperationDescriptions
} from 'devextreme-react/filter-builder';

export default function App() {
    return (
        <FilterBuilder ... >
            <GroupOperationDescriptions
                and="Plus"
            />
        </FilterBuilder>
    );
}

groupOperations

Specifies a set of available group operations.

Selector: dxi-group-operation

Type:

Array<GroupOperation>

Default Value: ['and', 'or', 'notAnd', 'notOr']

The group operations are:

"and"
"notAnd"
Returns a reverted result of an "and" operation: ["!", [[condition1], "and", [condition2]]].
"or"
"notOr"
Returns a reverted result of an "or" operation: ["!", [[condition1], "or", [condition2]]].

height

Specifies the UI component's height.

Type:

|

|

Return Value:

|

The UI component's height.

Default Value: undefined

This property accepts a value of one of the following types:

Number
The height in pixels.
String
A CSS-accepted measurement of height. For example, "55px", "20vh", "80%", "inherit".
Function (deprecated since v21.2)
Refer to the W0017 warning description for information on how you can migrate to viewport units.

hint

Specifies text for a hint that appears when a user pauses on the UI component.

Type:

String

Default Value: undefined

hoverStateEnabled

Specifies whether the UI component changes its state when a user pauses on it.

Type:

Default Value: false

maxGroupLevel

Specifies groups' maximum nesting level.

Type:

Number

Default Value: undefined

Assign 0 to this property to disallow new groups, 1 - to allow new first-level groups, 2 - to allow new first- and second-level groups, and so on.

DevExtreme HTML5 JavaScript Filter Builder Group Nesting Levels

onContentReady

A function that is executed when the UI component is rendered and each time the component is repainted.

Type:

Function parameters:

e:

ContentReadyEvent

Information about the event.

Object structure:

Name	Type	Description
element	HTMLElement \| jQuery	The UI component's container. It is an HTML Element or a jQuery Element when you use jQuery.
component	FilterBuilder	The UI component's instance.

Name

Type

Description

element

HTMLElement | jQuery

The UI component's container. It is an HTML Element or a jQuery Element when you use jQuery.

component

FilterBuilder

The UI component's instance.

Default Value: null

onDisposing

A function that is executed before the UI component is disposed of.

Type:

Function parameters:

e:

DisposingEvent

Information about the event.

Object structure:

Name	Type	Description
element	HTMLElement \| jQuery	The UI component's container. It is an HTML Element or a jQuery Element when you use jQuery.
component	FilterBuilder	The UI component's instance.

Name

Type

Description

element

HTMLElement | jQuery

The UI component's container. It is an HTML Element or a jQuery Element when you use jQuery.

component

FilterBuilder

The UI component's instance.

Default Value: null

onEditorPrepared

A function that is executed after an editor is created.

Type:

Function parameters:

e:

EditorPreparedEvent

Information about the event.

Object structure:

Name	Type	Description
component	FilterBuilder	The UI component's instance.
dataField	String	The data field's name.
disabled	Boolean	Indicates whether the editor is disabled.
editorElement	HTMLElement \| jQuery	The editor's container. It is an HTML Element or a jQuery Element when you use jQuery.
editorName	String	The editor's name.
element	HTMLElement \| jQuery	The UI component's container. It is an HTML Element or a jQuery Element when you use jQuery.
filterOperation	String	The applied filter operation.
readOnly	Boolean	Indicates whether the editor is read-only.
rtlEnabled	Boolean	Indicates whether the editor uses right-to-left representation.
setValue	any	A method you need to call to change the field's value after the editor's value changes.
updateValueTimeout	Number	Gets and sets the delay between when a user stops typing the field's value and when the change is applied.
value	any	The editor's value.
width	Number	The editor's width.

Default Value: null

The UI component offers users different editors to enter a value depending on the field's dataType: Calendar, TextBox, SelectBox, and so on. Use this function to customize those editors.

NOTE

You cannot execute this function for fields that use the editorTemplate.

onEditorPreparing

A function that is executed before an editor is created.

Type:

Function parameters:

e:

EditorPreparingEvent

Information about the event.

Object structure:

Name	Type	Description
cancel	Boolean	Allows you to cancel the creation of the editor. Set it to true and implement a custom editor.
component	FilterBuilder	The UI component's instance.
dataField	String	The data field's name.
disabled	Boolean	Indicates whether the editor is disabled.
editorElement	HTMLElement \| jQuery	The editor's container. It is an HTML Element or a jQuery Element when you use jQuery.
editorName	String	Allows you to change the editor. Accepts names of DevExtreme UI components only, for example, "dxTextBox". Import a new editor's module when DevExtreme modules are used.
editorOptions	Object	Gets and sets the editor configuration.
element	HTMLElement \| jQuery	The UI component's container. It is an HTML Element or a jQuery Element when you use jQuery.
filterOperation	String	The applied filter operation.
readOnly	Boolean	Indicates whether the editor is read-only.
rtlEnabled	Boolean	Indicates whether the editor uses right-to-left representation.
setValue	any	A method you should call to change the field's value after the editor's value changes.
updateValueTimeout	Number	Gets and sets the delay between when a user stops typing the field value and when the change is applied.
value	any	The editor's value. This field is read-only. To change the editor's value, use the setValue(newValue, newText) function parameter.
width	Number	The editor's width.

Default Value: null

The FilterBuilder offers users different editors used to enter a value depending on the field's dataType: Calendar, TextBox, SelectBox, and so on. Use this function to customize those default editors or substitute them for other editors.

In the following code, the DevExtreme TextArea UI component replaces the default editor. Note that the onValueChanged function declaration ends with the setValue(newValue, newText) method's call. This method updates the value.

jQuery

JavaScript

$(function() {
    $("#filterBuilder").dxFilterBuilder({
        // ...
        onEditorPreparing: function (e) {
            if (e.dataField == "description") {
                e.editorName = "dxTextArea"; 
                e.editorOptions.showClearButton = true;
                e.editorOptions.onValueChanged = function(event) {
                    const value = event.value;
                    e.setValue(value.toLowerCase()); 
                }
            }
        }
    });
});

Angular

TypeScript

HTML

import { DxFilterBuilderModule } from "devextreme-angular";
// ...
export class AppComponent {
    onEditorPreparing (e) { 
        if (e.dataField == "description") {
            e.editorName = "dxTextArea"; 
            e.editorOptions.showClearButton = true;
            e.editorOptions.onValueChanged = (event) => {
                const value = event.value;
                e.setValue(value.toLowerCase()); 
            }
        }
    }
}
@NgModule({
    imports: [
        // ...
        DxFilterBuilderModule
    ],
    // ...
})

<dx-filter-builder ...
    (onEditorPreparing)="onEditorPreparing($event)">
</dx-filter-builder>

Vue

App.vue

<template>
    <DxFilterBuilder ...
        @editor-preparing="onEditorPreparing">
    </DxFilterBuilder>
</template>

<script>
import 'devextreme/dist/css/dx.light.css';

import DxFilterBuilder from 'devextreme-vue/filter-builder';

export default {
    components: {
        DxFilterBuilder
    },
    // ...
    methods: {
        onEditorPreparing (e) { 
            if (e.dataField == "description") {
                e.editorName = "dxTextArea"; 
                e.editorOptions.showClearButton = true;
                e.editorOptions.onValueChanged = (event) => {
                    const value = event.value;
                    e.setValue(value.toLowerCase()); 
                }
            }
        }
    }
}
</script>

React

App.js

import React from 'react';

import 'devextreme/dist/css/dx.light.css';

import FilterBuilder from 'devextreme-react/filter-builder';

class App extends React.Component {
    onEditorPreparing (e) { 
        if (e.dataField == "description") {
            e.editorName = "dxTextArea"; 
            e.editorOptions.showClearButton = true;
            e.editorOptions.onValueChanged = (event) => {
                const value = event.value;
                e.setValue(value.toLowerCase()); 
            }
        }
    }
    render() {
        return (
            <FilterBuilder ...
                onEditorPreparing={this.onEditorPreparing}>
            </FilterBuilder>
        );
    }
}
export default App;

NOTE

You cannot execute this function for fields that use the editorTemplate.

onInitialized

A function used in JavaScript frameworks to save the UI component instance.

Type:

Function parameters:

e:

InitializedEvent

Information about the event.

Object structure:

Name	Type	Description
element	HTMLElement \| jQuery	The UI component's container. It is an HTML Element or a jQuery Element when you use jQuery.
component	FilterBuilder	The UI component's instance.

Name

Type

Description

element

HTMLElement | jQuery

The UI component's container. It is an HTML Element or a jQuery Element when you use jQuery.

component

FilterBuilder

The UI component's instance.

Default Value: null

Angular

app.component.html

app.component.ts

<dx-filter-builder ...
    (onInitialized)="saveInstance($event)">
</dx-filter-builder>

import { Component } from "@angular/core";
import FilterBuilder from "devextreme/ui/data_grid";
// ...
export class AppComponent {
    filterBuilderInstance: FilterBuilder;
    saveInstance (e) {
        this.filterBuilderInstance = e.component;
    }
}

Vue

App.vue (Options API)

App.vue (Composition API)

<template>
    <div>
        <DxFilterBuilder ...
            @initialized="saveInstance">
        </DxFilterBuilder>
    </div>
</template>

<script>
import DxFilterBuilder from 'devextreme-vue/filter-builder';

export default {
    components: {
        DxFilterBuilder
    },
    data: function() {
        return {
            filterBuilderInstance: null
        };
    },
    methods: {
        saveInstance: function(e) {
            this.filterBuilderInstance = e.component;
        }
    }
};
</script>

<template>
    <div>
        <DxFilterBuilder ...
            @initialized="saveInstance">
        </DxFilterBuilder>
    </div>
</template>

<script setup>
import DxFilterBuilder from 'devextreme-vue/filter-builder';

let filterBuilderInstance = null;

const saveInstance = (e) => {
    filterBuilderInstance = e.component;
}
</script>

React

App.js

import FilterBuilder from 'devextreme-react/filter-builder';

class App extends React.Component {
    constructor(props) {
        super(props);

        this.saveInstance = this.saveInstance.bind(this);
    }

    saveInstance(e) {
        this.filterBuilderInstance = e.component;
    }

    render() {
        return (
            <div>
                <FilterBuilder onInitialized={this.saveInstance} />
            </div>
        );
    }
}

jQuery

Get a UI component Instance in jQuery

Angular

Get a UI component Instance in Angular

Vue

Get a UI component Instance in Vue

React

Get a UI component Instance in React

onOptionChanged

A function that is executed after a UI component property is changed.

Type:

Function parameters:

e:

OptionChangedEvent

Information about the event.

Object structure:

Name	Type	Description
value	any	The modified property's new value.
previousValue	any	The UI component's previous value.
name	String	The modified property if it belongs to the first level. Otherwise, the first-level property it is nested into.
fullName	String	The path to the modified property that includes all parent properties.
element	HTMLElement \| jQuery	The UI component's container. It is an HTML Element or a jQuery Element when you use jQuery.
component	FilterBuilder	The UI component's instance.

Default Value: null

The following example shows how to subscribe to component property changes:

jQuery

index.js

$(function() {
    $("#filterBuilderContainer").dxFilterBuilder({
        // ...
        onOptionChanged: function(e) {
            if(e.name === "changedProperty") {
                // handle the property change here
            }
        }
    });
});

Angular

app.component.html

app.component.ts

app.module.ts

<dx-filter-builder ...
    (onOptionChanged)="handlePropertyChange($event)"> 
</dx-filter-builder>

import { Component } from '@angular/core'; 

@Component({ 
    selector: 'app-root', 
    templateUrl: './app.component.html', 
    styleUrls: ['./app.component.css'] 
}) 

export class AppComponent { 
    // ...
    handlePropertyChange(e) {
        if(e.name === "changedProperty") { 
            // handle the property change here
        }
    }
}

import { BrowserModule } from '@angular/platform-browser'; 
import { NgModule } from '@angular/core'; 
import { AppComponent } from './app.component'; 
import { DxFilterBuilderModule } from 'devextreme-angular'; 

@NgModule({ 
    declarations: [ 
        AppComponent 
    ], 
    imports: [ 
        BrowserModule, 
        DxFilterBuilderModule 
    ], 
    providers: [ ], 
    bootstrap: [AppComponent] 
}) 

export class AppModule { }

Vue

App.vue

<template> 
    <DxFilterBuilder ...
        @option-changed="handlePropertyChange"
    />            
</template> 

<script>  
import 'devextreme/dist/css/dx.light.css'; 
import DxFilterBuilder from 'devextreme-vue/filter-builder'; 

export default { 
    components: { 
        DxFilterBuilder
    }, 
    // ...
    methods: { 
        handlePropertyChange: function(e) {
            if(e.name === "changedProperty") {
                // handle the property change here
            }
        }
    } 
} 
</script>

React

App.js

import React from 'react';  
import 'devextreme/dist/css/dx.light.css'; 

import FilterBuilder from 'devextreme-react/filter-builder'; 

const handlePropertyChange = (e) => {
    if(e.name === "changedProperty") {
        // handle the property change here
    }
}

export default function App() { 
    return ( 
        <FilterBuilder ...
            onOptionChanged={handlePropertyChange}
        />        
    ); 
}

onValueChanged

A function that is executed after the UI component's value is changed.

Type:

Function parameters:

e:

ValueChangedEvent

Information about the event.

Object structure:

Name	Type	Description
component	FilterBuilder	The UI component's instance.
element	HTMLElement \| jQuery	The UI component's container. It is an HTML Element or a jQuery Element when you use jQuery.
previousValue	Object	The UI component's previous value.
value	Object	The UI component's new value.

Default Value: null

rtlEnabled

Switches the UI component to a right-to-left representation.

Type:

DataGrid Demo Navigation UI Demo Editors Demo

Default Value: false

When this property is set to true, the UI component text flows from right to left, and the layout of elements is reversed. To switch the entire application/site to the right-to-left representation, assign true to the rtlEnabled field of the object passed to the DevExpress.config(config) method.

JavaScript

DevExpress.config({
    rtlEnabled: true
});

tabIndex

Specifies the number of the element when the Tab key is used for navigating.

Type:

Number

Default Value: 0

The value of this property will be passed to the tabindex attribute of the HTML element that underlies the UI component.

value

Allows you to specify a filter.

Type:

Filter Expression

Default Value: null

Raised Events: onValueChanged

NOTE

This property may contain filter operations that the DataSource does not support. Use the getFilterExpression method to get the DataSource-compatible filter expression. If you need to filter dates, you should convert date strings into JavaScript Date objects. The filter does not support dates specified as strings.

visible

Specifies whether the UI component is visible.

Type: