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Localization Component Sample

Ghislain B edited this page Jan 22, 2018 · 18 revisions

Class sample

You need to add a translation key via the property headerKey to each column definition, for example: headerKey: 'TITLE'

Translation Files

If you want to manually re-create the translation in your own files, the list of translations that you will need are displayed in the asset i18n translation folder. If you need more information on how to import translations, please review the other Wiki page.

Note

For the Select Filter, you will use labelKey instead of label. Anytime a translation key will come in play, we will add the word key to the end (hence headerKey, labelKey, more to come...)

import { Component, OnInit, Injectable } from '@angular/core';
import { Column, Editors, FieldType, Formatter, Formatters, GridExtraService, GridExtraUtils, GridOption, OnEventArgs, ResizerService } from './../modules/angular-slickgrid';
import { TranslateService } from '@ngx-translate/core';

@Component({
  templateUrl: './grid-localization.component.html'
})
@Injectable()
export class Example implements OnInit {
  gridOptions: GridOption;
  columnDefinitions: Column[];
  dataset: any[];

  constructor(private translate: TranslateService) {
    // define the grid options & columns and then create the grid itself
    this.defineGrid();
  }

  // Define grid Options and Columns
  // provide a headerKey for each column and enableTranslate to True in GridOption
  defineGrid() {
    this.columnDefinitions = [
      { id: 'title', name: 'Title', field: 'title', headerKey: 'TITLE', formatter: this.taskTranslateFormatter, sortable: true, minWidth: 100 },
      { id: 'duration', name: 'Duration (days)', field: 'duration', headerKey: 'DURATION', sortable: true, minWidth: 100 },
      { id: 'start', name: 'Start', field: 'start', headerKey: 'START', formatter: Formatters.dateIso, minWidth: 100 },
      { id: 'finish', name: 'Finish', field: 'finish', headerKey: 'FINISH', formatter: Formatters.dateIso, minWidth: 100 },
      { id: 'completed', name: 'Completed', field: 'completed', headerKey: 'COMPLETED', formatter: Formatters.translate, params: { i18n: this.translate }, sortable: true, minWidth: 100 }
      // OR via your own custom translate formatter
      // { id: 'completed', name: 'Completed', field: 'completed', headerKey: 'COMPLETED', formatter: translateFormatter, sortable: true, minWidth: 100 }
    ];
    this.gridOptions = {
      autoResize: {
        containerId: 'demo-container',
        sidePadding: 15
      },
      enableAutoResize: true,
      enableTranslate: true
    };
  }
}

  // create a custom translate Formatter
  taskTranslateFormatter: Formatter = (row, cell, value, columnDef, dataContext) => {
    return this.translate('TASK_X', { x: value });
  }

Custom Formatter (cell values)

You can define your own custom Formatter by providing the i18n Service into the Formatter and using the .tr() function to translate the cell value.

taskTranslateFormatter: Formatter = (row, cell, value, columnDef, dataContext) => {
    return this.translate.instant('TASK_X', { x: value });
}

Using Angular-Slickgrid Formatters.Translate

Instead of defining a custom formatter over and over, you could also use the built-in Angular-Slickgrid Formatters.translate. However for the formatter to work, you need to provide the ngx-translate Service instance, you can do so using the params properties which is made to pass any type of data, however you need to pass it with this structure: params: { i18n: this.translate } .

this.columnDefinitions = [
      { 
        id: 'title', 
        name: 'Title', 
        field: 'title', 
        headerKey: 'TITLE', 
        formatter: Formatters.translate, 
        params: { i18n: this.translate } // provide the `ngx-translate instance through the params.i18n property
      }
    ];

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