Global local in Angular Query builder component

10 Oct 202410 minutes to read

The Localization library allows you to localize default text content of the Query Builder. The Query Builder component has static text that can be changed to other cultures (Arabic, Deutsch, French, etc.) by defining the locale value and translation object.

The following list of properties and its values are used in the Query Builder.

Locale key words	Text
AddGroup	Add Group
AddCondition	Add Condition
AddButton	Add Group/Condition
DeleteRule	Remove this condition
DeleteGroup	Delete group
Edit	EDIT
SelectField	Select a field
SelectOperator	Select operator
StartsWith	Starts With
EndsWith	Ends With
DoesNotStartWith	Does Not Start With
DoesNotEndWith	Does Not End With
Contains	Contains
DoesNotContain	Does Not Contain
Equal	Equal
NotEqual	Not Equal
LessThan	Less Than
LessThanOrEqual	Less Than Or Equal
GreaterThan	Greater Than
GreaterThanOrEqual	Greater Than Or Equal
Between	Between
NotBetween	Not Between
In	In
NotIn	Not In
Remove	REMOVE
ValidationMessage	This field is required
SummaryViewTitle	Summary View
OtherFields	Other Fields
AND	AND
OR	OR
SelectValue	Enter Value
IsEmpty	Is Empty
IsNotEmpty	Is Not Empty
IsNull	Is Null
IsNotNull	Is Not Null
True	True
False	False

app.component.ts

import { NgModule } from '@angular/core'
import { BrowserModule } from '@angular/platform-browser'
import { QueryBuilderModule } from '@syncfusion/ej2-angular-querybuilder'
import { enableRipple } from '@syncfusion/ej2-base'



import { Component, OnInit } from '@angular/core';
import { RuleModel } from '@syncfusion/ej2-angular-querybuilder';
import { L10n, setCulture } from '@syncfusion/ej2-base';
import { hardwareData } from './datasource';

setCulture('de-DE');

L10n.load({
    'de-DE': {
        'querybuilder': {
            'AddGroup': 'Gruppe hinzufügen',
            'AddCondition': 'Bedingung hinzufügen',
            "AddButton": "Gruppe/Bedingung hinzufügen",
            'DeleteRule': 'Entfernen Sie diesen Zustand',
            'DeleteGroup': 'Gruppe löschen',
            'Edit': 'BEARBEITEN',
            'SelectField': 'Wählen Sie ein Feld aus',
            'SelectOperator': 'Operator auswählen',
            'StartsWith': 'Beginnt mit',
            'EndsWith': 'Endet mit',
            'DoesNotStartWith': 'Beginnt nicht mit',
            'DoesNotEndWith': 'Endet nicht mit',
            'DoesNotContain': 'Beinhaltet nicht',
            'Contains': 'Enthält',
            'Equal': 'Gleich',
            'NotEqual': 'Nicht gleich',
            'LessThan': 'Weniger als',
            'LessThanOrEqual': 'Weniger als oder gleich',
            'GreaterThan': 'Größer als',
            'GreaterThanOrEqual': 'Größer als oder gleich',
            'Between': 'Zwischen',
            'NotBetween': 'Nicht zwischen',
            'In': 'Im',
            'NotIn': 'Nicht in',
            'Remove': 'LÖSCHEN',
            'ValidationMessage': 'Dieses Feld wird benötigt',
            'True': 'Wahr',
            'False': 'Falsch',
            'IsEmpty': 'Ist leer',
            'IsNotEmpty': 'Ist nicht leer',
            'IsNull': 'Ist Null',
            'IsNotNull': 'Ist nicht Null'
        }
    }
});
@Component({
imports: [
        
        QueryBuilderModule
    ],


standalone: true,
    selector: 'app-root',
    template: `<!-- To render Query Builder. -->
               <ejs-querybuilder #querybuilder width="70%" [dataSource]="data" [rule]="importRules" locale="de-DE">
                <e-columns>
                  <e-column field="TaskID" label="Task ID" type="number"></e-column>
                  <e-column field="Name" label="Name" type="string"></e-column>
                  <e-column field="Category" label="Category" type="string"></e-column>
                  <e-column field="SerialNo" label="SerialNo" type="string"></e-column>
                  <e-column field="InvoiceNo" label="InvoiceNo" type="string"></e-column>
                  <e-column field="Status" label="Status" type="string"></e-column>
                </e-columns>
              </ejs-querybuilder>`
})

export class AppComponent implements OnInit {
    public data?: Object[];
    public importRules?: RuleModel;
    ngOnInit(): void {
        this.data = hardwareData;
        this.importRules = {
        'condition': 'or',
        'rules': [{
            'label': 'Category',
            'field': 'Category',
            'type': 'string',
            'operator': 'equal',
            'value': 'Laptop'
        }]
    };
    }
}

main.ts

import { bootstrapApplication } from '@angular/platform-browser';
import { AppComponent } from './app.component';
import 'zone.js';
bootstrapApplication(AppComponent).catch((err) => console.error(err));