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- <button [disabled]="!changeMade" mat-raised-button color="primary" >Save Changes</button>
- <table mat-table [dataSource]="dataSource" class="mat-elevation-z8">
- <!-- Checkbox Column -->
- <ng-container matColumnDef="select">
- <th mat-header-cell *matHeaderCellDef>
- test1
- </th>
- <td mat-cell *matCellDef="let row">
- <mat-checkbox (click)="$event.stopPropagation()"
- (change)="$event ? selection.toggle(row) : null"
- [checked]="position.isSelected(row)"
- [aria-label]="checkboxLabel(row, 'one')">
- </mat-checkbox>
- </td>
- </ng-container>
- <!-- Position Column -->
- <ng-container matColumnDef="position">
- <th mat-header-cell *matHeaderCellDef>
- test 2
- </th>
- <td mat-cell *matCellDef="let row">
- <mat-checkbox (click)="$event.stopPropagation()"
- (change)="$event ? selection.toggle(row) : null"
- [checked]="position.isSelected(row)"
- [aria-label]="checkboxLabel(row, 'two')">
- </mat-checkbox>
- </td>
- </ng-container>
- <!-- Name Column -->
- <ng-container matColumnDef="name">
- <th mat-header-cell *matHeaderCellDef> Name </th>
- <td mat-cell *matCellDef="let element">
- <mat-form-field floatLabel="never">
- <input matInput
- [style.color]="(changeMade && positionID == element.position) ? 'red': 'black'"
- [value]="element.name"
- [(ngModel)]="element.name"
- (change)="edit(element)">
- </mat-form-field> </td>
- </ng-container>
- <!-- Weight Column -->
- <ng-container matColumnDef="weight">
- <th mat-header-cell *matHeaderCellDef> Weight </th>
- <td mat-cell *matCellDef="let element">
- <mat-form-field floatLabel="never">
- <input matInput
- [value]="element.weight"
- [(ngModel)]="element.weight"
- (change)="edit(element)">
- </mat-form-field> </td>
- </ng-container>
- <!-- Symbol Column -->
- <ng-container matColumnDef="symbol">
- <th mat-header-cell *matHeaderCellDef> Symbol </th>
- <td mat-cell *matCellDef="let element"> {{element.symbol}} </td>
- </ng-container>
- <tr mat-header-row *matHeaderRowDef="displayedColumns"></tr>
- <tr mat-row *matRowDef="let row; columns: displayedColumns;"
- (click)="selection.toggle(row)">
- </tr>
- </table>
- const ELEMENT_DATA: PeriodicElement[] = [
- {position: 1, name: 'Hydrogen', weight: 1.0079, symbol: 'H'},
- {position: 2, name: 'Helium', weight: 4.0026, symbol: 'He'},
- {position: 3, name: 'Lithium', weight: 6.941, symbol: 'Li'},
- {position: 4, name: 'Beryllium', weight: 9.0122, symbol: 'Be'},
- {position: 5, name: 'Boron', weight: 10.811, symbol: 'B'},
- {position: 6, name: 'Carbon', weight: 12.0107, symbol: 'C'},
- {position: 7, name: 'Nitrogen', weight: 14.0067, symbol: 'N'},
- {position: 8, name: 'Oxygen', weight: 15.9994, symbol: 'O'},
- {position: 9, name: 'Fluorine', weight: 18.9984, symbol: 'F'},
- {position: 10, name: 'Neon', weight: 20.1797, symbol: 'Ne'},
- ];
- @Component({
- selector: 'table-selection-example',
- styleUrls: ['table-selection-example.css'],
- templateUrl: 'table-selection-example.html',
- })
- export class TableSelectionExample {
- displayedColumns: string[] = ['select', 'position', 'name', 'weight', 'symbol'];
- dataSource = new MatTableDataSource<PeriodicElement>(ELEMENT_DATA);
- selection = new SelectionModel<PeriodicElement>(true, []);
- position = new SelectionModel<PeriodicElement>(true, []);
- changeMade: boolean = false;
- positionID: any;
- edit(element){
- this.positionID = element.position
- this.changeMade=true;
- }
- }
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