I am using angular material ng-table and wanto to generate columns dynamically. Following example contains html template. This is working example of "statically" defined table template. I want to replace all columnd definitions with something like code in comments.
<md-table #table [dataSource]="dataSource">
<ng-container cdkColumnDef="userId">
<md-header-cell *cdkHeaderCellDef> ID </md-header-cell>
<md-cell *cdkCellDef="let row"> {{row['userId']}} </md-cell>
</ng-container>
<ng-container cdkColumnDef="progress">
<md-header-cell *cdkHeaderCellDef> Progress </md-header-cell>
<md-cell *cdkCellDef="let row"> {{row['progress']}}% </md-cell>
</ng-container>
<ng-container cdkColumnDef="userName">
<md-header-cell *cdkHeaderCellDef> Name </md-header-cell>
<md-cell *cdkCellDef="let row"> {{row['userName']}} </md-cell>
</ng-container>
<ng-container cdkColumnDef="color">
<md-header-cell *cdkHeaderCellDef>Color</md-header-cell>
<md-cell *cdkCellDef="let row" [style.color]="row.color"> {{row['color']}} </md-cell>
</ng-container>
<md-header-row *cdkHeaderRowDef="displayedColumns"></md-header-row>
<md-row *cdkRowDef="let row; columns: displayedColumns;"></md-row>
<!-- <ng-container
*ngFor='let column of tableOptions.columnDefs'
cdkColumnDef='column.columnDef'>
<md-header-cell *cdkHeaderCellDef> {{column.headName}} </md-header-cell>
<md-cell *cdkCellDef="let row"> {{row[column.columnDef]}} </md-cell>
</ng-container> -->
columnDefs json looks like this:
columnDefs: [
{
columnDef: 'userId',
headName: 'ID'
},
{
columnDef: 'userName',
headName: 'Name'
},
{
columnDef: 'progress',
headName: 'Progress'
},
{
columnDef: 'color',
headName: 'Color'
}
]
Variable displayedColumns from header is as array ["userId", "userName", "progress", "color"] which generation is based on columnDefs json
When I try using *ngFor, I get this error:
TableComponent.html:24
ERROR Error: cdk-table: Could not find column with id "userId".
at getTableUnknownColumnError (cdk.es5.js:1780)
at cdk.es5.js:2111
at Array.map (<anonymous>)
at MdTable.webpackJsonp.../../../cdk/@angular/cdk.es5.js.CdkTable._getHeaderCellTemplatesForRow (cdk.es5.js:2108)
at MdTable.webpackJsonp.../../../cdk/@angular/cdk.es5.js.CdkTable._renderHeaderRow (cdk.es5.js:2016)
at SafeSubscriber._next (cdk.es5.js:1952)
at SafeSubscriber.webpackJsonp.../../../../rxjs/Subscriber.js.SafeSubscriber.__tryOrUnsub (Subscriber.js:238)
at SafeSubscriber.webpackJsonp.../../../../rxjs/Subscriber.js.SafeSubscriber.next (Subscriber.js:185)
at Subscriber.webpackJsonp.../../../../rxjs/Subscriber.js.Subscriber._next (Subscriber.js:125)
at Subscriber.webpackJsonp.../../../../rxjs/Subscriber.js.Subscriber.next (Subscriber.js:89)
Is it possible to generate columns dynamically?
EDIT:
Plunker example