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Iniziare

  1. Installa il pacchetto

    Terminal window
    npm i @capgo/inappbrowser
  2. Sincronizza con i progetti nativi

    Terminal window
    npx cap sync

Importa il plugin e usa i suoi due punti di ingresso principali:

import { InAppBrowser, ToolBarType, BackgroundColor } from '@capgo/inappbrowser';
// 1) Simple custom tab / SFSafariViewController
const openExternal = async () => {
await InAppBrowser.open({
url: 'https://capgo.app',
isPresentAfterPageLoad: true,
preventDeeplink: false,
});
};
// 2) Full WebView with navigation, headers, share, messaging, etc.
const openWebView = async () => {
await InAppBrowser.openWebView({
url: 'https://capgo.app',
title: 'Capgo',
toolbarType: ToolBarType.NAVIGATION,
backgroundColor: BackgroundColor.BLACK,
activeNativeNavigationForWebview: true,
showReloadButton: true,
shareSubject: 'Check this page',
shareDisclaimer: {
title: 'Disclaimer',
message: 'You are about to share content',
confirmBtn: 'Continue',
cancelBtn: 'Cancel',
},
});
};
// Messaging between app and the opened WebView
const setupListeners = async () => {
await InAppBrowser.addListener('urlChangeEvent', (event) => {
console.log('URL changed to:', event.url);
});
await InAppBrowser.addListener('messageFromWebview', (event) => {
console.log('Message from web:', event.detail);
});
await InAppBrowser.addListener('closeEvent', () => {
console.log('WebView closed');
});
};
// Send data to the WebView
const sendData = async () => {
await InAppBrowser.postMessage({ detail: { action: 'refresh-profile' } });
};
// Close and reload helpers
const closeBrowser = () => InAppBrowser.close();
const reloadPage = () => InAppBrowser.reload();

Apre un URL in una scheda personalizzata / SFSafariViewController.

interface OpenOptions {
/** Target URL to load */
url: string;
/** Present after the page finishes loading */
isPresentAfterPageLoad?: boolean;
/** Prevent deep links from opening external apps */
preventDeeplink?: boolean;
}
await InAppBrowser.open({ url: 'https://example.com', preventDeeplink: true });

Carica una WebView completa con interfaccia di navigazione, intestazioni, credenziali, scripting e messaggistica.

interface OpenWebViewOptions {
url: string;
headers?: Record<string, string>;
credentials?: { username: string; password: string };
materialPicker?: boolean;
shareDisclaimer?: {
title: string;
message: string;
confirmBtn: string;
cancelBtn: string;
};
toolbarType?: ToolBarType;
shareSubject?: string;
title?: string;
backgroundColor?: BackgroundColor;
activeNativeNavigationForWebview?: boolean;
disableGoBackOnNativeApplication?: boolean;
isPresentAfterPageLoad?: boolean;
isInspectable?: boolean;
isAnimated?: boolean;
showReloadButton?: boolean;
closeModal?: boolean;
closeModalTitle?: string;
closeModalDescription?: string;
closeModalOk?: string;
closeModalCancel?: string;
visibleTitle?: boolean;
toolbarColor?: string;
toolbarTextColor?: string;
showArrow?: boolean;
ignoreUntrustedSSLError?: boolean;
preShowScript?: string;
preShowScriptInjectionTime?: 'documentStart' | 'pageLoad';
proxyRequests?: string;
buttonNearDone?: {
ios: { iconType: 'sf-symbol' | 'asset'; icon: string };
android: { iconType: 'asset' | 'vector'; icon: string; width?: number; height?: number };
};
textZoom?: number;
preventDeeplink?: boolean;
authorizedAppLinks?: string[];
enabledSafeBottomMargin?: boolean;
useTopInset?: boolean;
enableGooglePaySupport?: boolean;
blockedHosts?: string[];
width?: number;
height?: number;
x?: number;
y?: number;
}
await InAppBrowser.openWebView({
url: 'https://new-page.com',
toolbarType: ToolBarType.NAVIGATION,
showReloadButton: true,
});

Valori ToolBarType: activity (chiudi + condividi), compact (solo chiudi), navigation (indietro/avanti + chiudi), blank (nessuna toolbar). Valori BackgroundColor: white o black.

Chiude la WebView/scheda personalizzata.

Opzioni:

  • isAnimated?: boolean - Se animare l’azione di chiusura

Ricarica la pagina WebView corrente.

Torna indietro nella cronologia WebView e restituisce { canGoBack: boolean }.

Sostituisce l’URL WebView corrente.

Inietta JavaScript nella WebView.

postMessage({ detail: Record<string, any> })

Section titled “postMessage({ detail: Record<string, any> })”

Invia dati dall’app nativa alla WebView (ricevi in JS tramite window.addEventListener('messageFromNative', ...)).

Restituisce i cookie per l’URL.

clearCookies({ url }) / clearAllCookies() / clearCache()

Section titled “clearCookies({ url }) / clearAllCookies() / clearCache()”

Helper per la gestione di cookie e cache.

updateDimensions(options: DimensionOptions)

Section titled “updateDimensions(options: DimensionOptions)”

Cambia dimensione/posizione WebView a runtime (width, height, x, y).

Deregistra tutti i listener per il plugin.

Generato quando l’URL cambia nel browser.

interface UrlChangeEvent {
url: string;
}
InAppBrowser.addListener('urlChangeEvent', (event) => {
console.log('New URL:', event.url);
});

Attivato quando window.mobileApp.postMessage(...) viene chiamato all’interno della WebView.

InAppBrowser.addListener('messageFromWebview', (event) => {
console.log('Payload from web:', event.detail);
});

Generato quando il browser viene chiuso.

InAppBrowser.addListener('closeEvent', () => {
console.log('Browser closed');
});

Generato quando viene premuto il pulsante personalizzato aggiunto con buttonNearDone.

InAppBrowser.addListener('buttonNearDoneClick', (event) => {
console.log('Button near done tapped', event);
});

Attivato quando una finestra di dialogo di conferma (disclaimer o modale di chiusura) viene accettata.

InAppBrowser.addListener('confirmBtnClicked', (event) => {
console.log('Confirm accepted, current URL:', event.url);
});

Eventi del ciclo di vita per il successo o il fallimento del caricamento della WebView.

InAppBrowser.addListener('browserPageLoaded', () => console.log('Page loaded'));
InAppBrowser.addListener('pageLoadError', () => console.log('Page failed to load'));
import { InAppBrowser } from '@capgo/inappbrowser';
export class OAuthService {
private listeners: any[] = [];
async authenticate(authUrl: string, redirectUri: string) {
return new Promise<string>((resolve, reject) => {
// Listen for URL changes
const urlListener = InAppBrowser.addListener('urlChangeEvent', (event) => {
if (event.url.startsWith(redirectUri)) {
// Extract OAuth code/token from URL
const url = new URL(event.url);
const code = url.searchParams.get('code');
if (code) {
InAppBrowser.close();
resolve(code);
} else {
const error = url.searchParams.get('error');
reject(new Error(error || 'OAuth failed'));
}
}
});
this.listeners.push(urlListener);
// Open OAuth provider
InAppBrowser.open({
url: authUrl,
preventDeeplink: true,
});
});
}
cleanup() {
this.listeners.forEach(listener => listener.remove());
this.listeners = [];
}
}
const openCustomBrowser = async () => {
await InAppBrowser.open({
url: 'https://example.com',
isPresentAfterPageLoad: true,
preventDeeplink: false,
});
};
import { InAppBrowser } from '@capgo/inappbrowser';
export class LinkHandler {
async openExternalLink(url: string) {
// Check if URL should open in browser
if (this.shouldOpenInBrowser(url)) {
await InAppBrowser.open({
url,
preventDeeplink: true,
});
} else {
// Handle internally
window.location.href = url;
}
}
private shouldOpenInBrowser(url: string): boolean {
// External domains
const externalDomains = ['youtube.com', 'twitter.com', 'facebook.com'];
const urlDomain = new URL(url).hostname;
return externalDomains.some(domain => urlDomain.includes(domain));
}
}
  1. Rimuovi sempre i listener

    const listener = await InAppBrowser.addListener('urlChangeEvent', handler);
    // When done
    listener.remove();
  2. Gestisci gli stati del browser

    let browserOpen = false;
    const launch = async () => {
    browserOpen = true;
    await InAppBrowser.openWebView({ url: 'https://example.com' });
    };
    InAppBrowser.addListener('closeEvent', () => {
    browserOpen = false;
    });
  3. Valida gli URL prima di aprirli

    const isValidUrl = (url: string): boolean => {
    try {
    new URL(url);
    return true;
    } catch {
    return false;
    }
    };
    if (isValidUrl(url)) {
    await InAppBrowser.open({ url });
    }
  4. Personalizza per piattaforma

    import { Capacitor } from '@capacitor/core';
    const options = {
    url: 'https://example.com',
    preventDeeplink: Capacitor.getPlatform() === 'ios',
    };
  • Utilizza SFSafariViewController
  • Supporta iOS 11.0+
  • Rispetta gli inset Safe Area
  • Supporta stili di presentazione personalizzati
  • Utilizza Chrome Custom Tabs
  • Ricade su WebView se Chrome non è disponibile
  • Supporta Android 5.0 (API 21)+
  • Personalizzazione toolbar supportata tramite toolbarType, toolbarColor, buttonNearDone, ecc.
  • Apre in una nuova scheda/finestra del browser
  • Opzioni di personalizzazione limitate
  • Nessun evento di cambio URL