角材质2单击时更改按钮颜色 [英] angular material2 change button color when clicked

问题描述

我想在单击按钮时更改材质垫-迷你晶圆厂按钮的颜色.

I want to change a material mat-mini-fab button's color the when button is clicked.

我的尝试如下.但是不起作用.

My attempt is like below. But doesn't work.

<button mat-mini-fab color="primary" #btn>Btn</button>

@ViewChild('btn') btn: ElementRef;
clicked() {
    this.btn.nativeElement.style.backgroundColor = '#5789D8';
    this.btn.nativeElement.style.color = '#FFFFFF';
}

推荐答案

您可以使用[ngClass]在点击时动态切换CSS类

You can use [ngClass] to dynamically toggle a css class on click

<button [ngClass]="{'test': newColor}" (click)="toggleColor()" mat-fab>Primary</button>

演示

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