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로메오의 블로그
[IONIC] Modal Controller - 파라미터 전달 본문
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ionic-tutorial 프로젝트에서 계속합니다.
order 페이지에서 QRScanner를 띄우기 위해 먼저 modal 창을 띄우겠습니다.
order 페이지에서 qr-scan 모달을 띄우면서 parameter을 상호 전달합니다.
$ ionic g page qr-scan
src/app/account/order.module.ts
...
import { QrScanPage } from '../../qr-scan/qr-scan.page';
@NgModule({
imports: [
....
],
declarations: [OrderPage, QrScanPage],
entryComponents: [QrScanPage]
})
....
import { NgModule } from '@angular/core';
import { CommonModule } from '@angular/common';
import { FormsModule } from '@angular/forms';
import { IonicModule } from '@ionic/angular';
import { OrderPageRoutingModule } from './order-routing.module';
import { OrderPage } from './order.page';
import { ComponentModule } from '../../components.module'
import { QrScanPage } from '../../qr-scan/qr-scan.page';
@NgModule({
imports: [
CommonModule,
FormsModule,
IonicModule,
OrderPageRoutingModule,
ComponentModule
],
declarations: [OrderPage, QrScanPage],
entryComponents: [QrScanPage]
})
export class OrderPageModule {}
src/app/account/order.page.html
<app-header></app-header>
<ion-content>
<button (click)="opeQRScan()">Scan</button>
<p *ngIf="dataReturned">{{ dataReturned.paramFromModal }}</p>
</ion-content>
src/app/account/order.page.ts
import { Component } from '@angular/core';
import { ModalController } from '@ionic/angular';
import { QrScanPage } from '../../qr-scan/qr-scan.page';
@Component({
selector: 'app-order',
templateUrl: './order.page.html',
styleUrls: ['./order.page.scss'],
})
export class OrderPage {
dataReturned
constructor(
public modalController: ModalController
) { }
async opeQRScan() {
const modal = await this.modalController.create({
component: QrScanPage,
componentProps: {
param1: 'hello world'
},
animated: true,
});
modal.onDidDismiss().then((dataReturned) => {
console.log(dataReturned)
if (dataReturned !== null) {
this.dataReturned = dataReturned.data;
}
});
return await modal.present();
}
}
src/app/qr-scan.page.html
<ion-header>
<ion-toolbar>
<ion-title>qr-scan</ion-title>
<ion-buttons slot="end">
<button ion-button icon-only color='black' (click)="closeModal()">
<ion-icon name="close"></ion-icon>
</button>
</ion-buttons>
</ion-toolbar>
</ion-header>
<ion-content>
</ion-content>
src/app/qr-scan.page.ts
import { Component, OnInit } from '@angular/core';
import { ModalController, NavParams } from '@ionic/angular';
@Component({
selector: 'app-qr-scan',
templateUrl: './qr-scan.page.html',
styleUrls: ['./qr-scan.page.scss'],
})
export class QrScanPage implements OnInit {
constructor(
private navParams: NavParams,
private modalController: ModalController
) {
console.log(navParams.get('param1'));
}
ngOnInit() {
}
closeModal() {
this.modalController.dismiss({
paramFromModal: 'good bye'
});
}
}
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