If you want to deliver a web application (or just a web page) as a part of a client application, you can do it using Show
A common scenario in which using Another scenario in which This document shows you how to get started with Add a WebView to your appTo add a Add a WebView in the activity layoutTo add a <WebView android:id="@+id/webview" android:layout_width="match_parent" android:layout_height="match_parent" /> To load a web page in the
Add a WebView in onCreate()To add a
Then load the page with:
Or load the URL from an HTML string:
Note: There are restrictions on what this HTML can do. See Before this works, however, your app must have access to the Internet. To get internet access, request the <manifest ... > <uses-permission android:name="android.permission.INTERNET" /> ... </manifest> That's all you need for a basic
Work with WebView on older versions of AndroidTo safely use more-recent WebView capabilities on the device your app is running on, add
AndroidX Webkit. The Use JavaScript in WebViewIf the web page you plan to load in your Enable JavaScriptJavaScript is disabled in a For example:
Bind JavaScript code to Android codeWhen developing a web application
that's designed specifically for the To bind a new interface between your JavaScript and Android code, call
For example, you can include the following class in your Android app:
Caution: If you've set your In this example, the You can bind this class to the JavaScript that runs in your
This creates an interface called
<input type="button" value="Say hello" onClick="showAndroidToast('Hello Android!')" /> <script type="text/javascript"> function showAndroidToast(toast) { Android.showToast(toast); } </script> There's no need to initialize the Note: The object that is bound to your JavaScript runs in another thread and not in the thread in which it was constructed. Caution: Using Handle page navigationWhen the user clicks a link from a web page in your Note: For security reasons, the system’s browser app doesn’t share its application data with your app. To open links clicked by the user, provide a
All links the user clicks load in your If you want more control over where a clicked link loads, create your own
Then create an instance of this new
Now when the user clicks a link, the system calls Handle custom URLs
For example,
Invalid URLs like above are handled inconsistently in WebView, so we recommend using a well-formed URL instead, such as using a custom scheme or using an HTTPS URL for a domain that your organization controls. Instead of using a simple string in a link as shown earlier, you can use a custom scheme such as the following:
You can then handle this URL in your
The Caution: Don't call Navigate web page historyWhen your For
example, the following shows how your
The Handle device configuration changesDuring runtime,
activity state changes occur when a device’s configuration changes, such as when users rotate the device or dismiss an input method editor (IME). These changes cause a Manage windowsBy default, requests to open new windows are ignored. This is true whether they are opened by JavaScript or by the target attribute in a link. You can customize your Caution: To keep your app more secure, it's best to prevent popups and new windows from opening. The safest way to implement this behavior is to pass Bagaimana JavaScript dijalankan di web browser?Mengaktifkan pengaturan "javascript.. Pada menu peramban web, klik "Edit" dan pilih "Preferences".. Pada jendela "Preferences" pilih bagian "Security".. Di bagian "Security" cari "Web content" , centang kotak "Enable JavaScript".. Klik tombol the "Reload the current page" pada web browser untuk me-refresh halaman.. JavaScript pakai aplikasi apa?Tools yang Dipakai untuk Belajar JavaScript
Khusus bagi pemula, kamu cukup menggunakan tools berikut: Web Browser (Google Chrome, Firefox, Opera, dll) Teks Editor (rekomendasi: VS Code)
Apakah JavaScript bisa membuat website?Apa Fungsi JavaScript? Fungsi JavaScript di antaranya adalah untuk pengembangan aplikasi web dan mobile, membangun web server dan aplikasi server, membuat website yang interaktif, serta game development.
Bagaimana cara membuat fungsi di JavaScript?Ada 4 cara yang bisa kita lakukan untuk membuat fungsi di Javascript:. Menggunakan cara biasa;. Menggunakan ekspresi;. Menggunakan tanda panah ( => );. dan menggunakan Constructor.. |