打开对话框时,未调用 ngOnInit
。我可以让它开火的唯一方法是调整窗口大小时。我尝试使用 detectChanges
和 zone.run()
但它没有改变任何东西。
这是对话框组件的代码:
(settings-dialog.component.ts)
import { Component, OnInit } from '@angular/core';
import { ElectronService } from '../../providers/electron.service';
@Component({
selector: 'app-settings-dialog',
templateUrl: './settings-dialog.component.html',
styleUrls: ['./settings-dialog.component.scss']
})
export class SettingsDialogComponent implements OnInit {
public settings;
constructor(
private electronService: ElectronService,
) { }
ngOnInit(): void {
console.log('Getting settings');
this.getSettings();
}
private getSettings() {
this.settings = this.electronService.settings.getAll();
console.log(this.settings);
}
}
(settings-dialog.module.ts)
import { CommonModule } from '@angular/common';
import { NgModule } from '@angular/core';
import { SettingsDialogComponent } from './settings-dialog.component';
@NgModule({
imports: [ CommonModule ],
providers: [ ],
declarations: [ SettingsDialogComponent ],
entryComponents: [ SettingsDialogComponent ]
})
export class SettingsDialogModule { }
正在使用 Electron 从菜单栏设置加载组件:
(app.component.ts)
import { Component } from '@angular/core';
import { MatDialog } from '@angular/material';
import { TranslateService } from '@ngx-translate/core';
import { SettingsDialogComponent } from './dialogs/settings-dialog/settings-dialog.component';
import { ElectronService } from './providers/electron.service';
@Component({
selector: 'app-root',
templateUrl: './app.component.html',
styleUrls: ['./app.component.scss']
})
export class AppComponent {
constructor(public electronService: ElectronService, public translate: TranslateService, private dialog: MatDialog) {
this.setupMenu();
}
private setupMenu() {
const menu = this.electronService.remote.Menu.buildFromTemplate([{
label: 'File',
submenu: [{
label: 'Settings',
click: () => this.openSettingsDialog()
}]
}]);
this.electronService.remote.Menu.setApplicationMenu(menu);
}
private openSettingsDialog() {
this.dialog.open(SettingsDialogComponent);
}
}
(app.module.ts)
import '../polyfills';
import 'reflect-metadata';
import { HttpClient, HttpClientModule } from '@angular/common/http';
import { NgModule } from '@angular/core';
import { FormsModule } from '@angular/forms';
import { MatDialogModule } from '@angular/material';
import { BrowserModule } from '@angular/platform-browser';
import { BrowserAnimationsModule } from '@angular/platform-browser/animations';
import { TranslateLoader, TranslateModule } from '@ngx-translate/core';
import { TranslateHttpLoader } from '@ngx-translate/http-loader';
import { AppRoutingModule } from './app-routing.module';
import { AppComponent } from './app.component';
import { WorkspaceModule } from './components/workspace/workspace.module';
import { SettingsDialogModule } from './dialogs/settings-dialog/settings-dialog.module';
import { WebviewDirective } from './directives/webview.directive';
import { ElectronService } from './providers/electron.service';
// AoT requires an exported function for factories
export function HttpLoaderFactory(http: HttpClient) {
return new TranslateHttpLoader(http, './assets/i18n/', '.json');
}
@NgModule({
declarations: [
AppComponent,
WebviewDirective
],
imports: [
BrowserModule,
BrowserAnimationsModule,
FormsModule,
HttpClientModule,
AppRoutingModule,
TranslateModule.forRoot({
loader: {
provide: TranslateLoader,
useFactory: (HttpLoaderFactory),
deps: [HttpClient]
}
}),
WorkspaceModule,
MatDialogModule,
SettingsDialogModule
],
providers: [ElectronService],
bootstrap: [AppComponent]
})
export class AppModule { }
我错过了什么?我做错了什么? (我可能不会再尝试了)
谢谢!
最佳答案
I tried using detectChanges and zone.run() but it did not change anything
您的方法是正确的,但可能没有正确使用它。当您在 Electron 应用程序中单击菜单时,您将离开 ngZone。所以下面的代码应该可以工作并且 ngOnInit 应该像我检查的那样被触发:
app.component.ts
import { NgZone } from '@angular/core';
...
export class AppComponent {
constructor(...private zone: NgZone) {}
private openSettingsDialog() {
this.zone.run(() => {
this.dialog.open(SettingsDialogComponent);
});
}
关于angular - 打开对话框时 ngOnInit 不触发,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/56470620/