我不能像文档中描述的那样注入MatDialogRef:https://material.angular.io/components/dialog/overview
当我试图这样做时,我有错误:
错误错误:StaticInjectorError [MatDialogRef]:StaticInjectorError [MatDialogRef]:NullInjectorError:没有MatDialogRef的提供程序!
app.module.ts
import { NgModule } from '@angular/core';
import { BrowserModule } from '@angular/platform-browser';
import { FormsModule } from '@angular/forms';
import {
MatInputModule,
MatDialogModule,
MatProgressSpinnerModule,
MatButtonModule,
MatDialog,
MatDialogRef
} from '@angular/material';
import { ApiModule } from '../api/api.module';
import { RoutingModule } from '../routing/routing.module';
import { RegistrationComponent } from './components/registration.component';
import { LoginComponent } from './components/login.component';
import { AccountService } from './services/account.service';
@NgModule({
imports: [
BrowserModule,
MatInputModule,
MatDialogModule,
MatProgressSpinnerModule,
MatButtonModule,
FormsModule,
RoutingModule,
ApiModule
],
declarations: …