Add parameter for filtering in Angular Treegrid component
27 Sep 20234 minutes to read
You can customize the default settings of the components which are used in Menu filter by using params of filter property in column definition.
In the below sample, TaskID and Duration Columns are numeric columns, while opening the filter dialog you can see that NumericTextBox with spin button is displayed to change/set the filter value. Now using the params option we hide the spin button in NumericTextBox for TaskID Column.
import { Component, OnInit, ViewChild } from '@angular/core';
import { projectData } from './datasource';
import { TreeGridComponent, FilterService, FilterSettingsModel } from '@syncfusion/ej2-angular-treegrid';
import { IFilter } from '@syncfusion/ej2-angular-grids';
@Component({
selector: 'app-container',
providers: [ FilterService ],
template: `<ejs-treegrid #treegridObj [dataSource]='data' idMapping='TaskID' parentIdMapping='parentID' [treeColumnIndex]='1' [height]='273' [allowFiltering]='true' [filterSettings]='filterOption'>
<e-columns>
<e-column field='TaskID' headerText='Task ID' width='70' textAlign='Right' [filter]='filterParams'></e-column>
<e-column field='TaskName' headerText='Task Name' width='100' ></e-column>
<e-column field='StartDate' headerText='Start Date' textAlign='Right' [format]='formatOptions' width='100' ></e-column>
<e-column field='EndDate' headerText='End Date' textAlign='Right' [format]='formatOptions' width='100'></e-column>
<e-column field='Duration' headerText='Duration' width='90' textAlign='Right'></e-column>
<e-column field='Priority' headerText='Priority' width='90'></e-column>
</e-columns>
</ejs-treegrid>`,
})
export class AppComponent implements OnInit {
public data: Object[] = [];
public formatOptions?: Object;
public filterParams?: IFilter;
public filterOption?: FilterSettingsModel;
ngOnInit(): void {
this.data = projectData;
this.formatOptions = { format: 'y/M/d', type: 'date' };
this.filterOption = { type: 'Menu'};
this.filterParams = { params: { showSpinButton: false } };
}
}
import { NgModule,ViewChild } from '@angular/core';
import { BrowserModule } from '@angular/platform-browser';
import { TreeGridModule } from '@syncfusion/ej2-angular-treegrid';
import { PageService, SortService, FilterService } from '@syncfusion/ej2-angular-treegrid';
import { AppComponent } from './app.component';
import {ButtonModule} from '@syncfusion/ej2-angular-buttons';
import { DropDownListAllModule } from '@syncfusion/ej2-angular-dropdowns';
/**
* Module
*/
@NgModule({
imports: [
BrowserModule,
TreeGridModule,
ButtonModule,
DropDownListAllModule
],
declarations: [AppComponent],
bootstrap: [AppComponent],
providers: [PageService,
SortService,
FilterService]
})
export class AppModule { }
import { platformBrowserDynamic } from '@angular/platform-browser-dynamic';
import { enableProdMode } from '@angular/core';
import { AppModule } from './app.module';
import 'zone.js';
enableProdMode();
platformBrowserDynamic().bootstrapModule(AppModule);
You can refer to our
Angular Tree Grid
feature tour page for its groundbreaking feature representations. You can also explore ourAngular Tree Grid example
to knows how to present and manipulate data.