Angular 4 Material表高亮显示一行 [英] Angular 4 Material table highlight a row

问题描述

我正在寻找一种突出显示md-table中整个行的好方法.
我应该做指令还是什么?

I'm looking for a good way to highlight the whole a row in md-table.
Should I do directive or what?

<div class="example-container mat-elevation-z8">
  <md-table #table [dataSource]="dataSource">

    <!--- Note that these columns can be defined in any order.
          The actual rendered columns are set as a property on the row definition" -->

    <!-- ID Column -->
    <ng-container cdkColumnDef="userId">
      <md-header-cell *cdkHeaderCellDef> ID </md-header-cell>
      <md-cell *cdkCellDef="let row"> {{row.id}} </md-cell>
    </ng-container>

    <!-- Progress Column -->
    <ng-container cdkColumnDef="progress">
      <md-header-cell *cdkHeaderCellDef> Progress </md-header-cell>
      <md-cell *cdkCellDef="let row"> {{row.progress}}% </md-cell>
    </ng-container>

    <!-- Name Column -->
    <ng-container cdkColumnDef="userName">
      <md-header-cell *cdkHeaderCellDef> Name </md-header-cell>
      <md-cell *cdkCellDef="let row"> {{row.name}} </md-cell>
    </ng-container>

    <!-- Color Column -->
    <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>
  </md-table>
</div>

来自以下表的表格: https://material.angular.io/components/table/overview

推荐答案

更新为较新的材料版本(md-> mat):

html:

<!-- Add the highlight class in row definiton of md-table -->
<!-- Add click event to pass the selected row index -->

<mat-row *cdkRowDef="let row; columns: displayedColumns;" 
         [ngClass]="{'highlight': selectedRowIndex == row.id}"
         (click)="highlight(row)">
</mat-row>

原始答案:

您可以使用ngClass和类似selectedRowIndex的标志来做到这一点.每当单击的行索引等于selectedRowIndex时，都将应用该类.

You can do it by using ngClass and a flag like selectedRowIndex. Whenever clicked row index is equal to selectedRowIndex, the class will be applied.

柱塞演示

html:

<!-- Add the highlight class in row definiton of md-table -->
<!-- Add click event to pass the selected row index -->

<md-row *cdkRowDef="let row; columns: displayedColumns;" 
         [ngClass]="{'highlight': selectedRowIndex == row.id}"
         (click)="highlight(row)">
</md-row>

css:

.highlight{
  background: #42A948; /* green */
}

ts:

selectedRowIndex: number = -1;

highlight(row){
    this.selectedRowIndex = row.id;
}

这篇关于Angular 4 Material表高亮显示一行的文章就介绍到这了，希望我们推荐的答案对大家有所帮助，也希望大家多多支持IT屋！