enable javascript on android

development version is relatively high, you need to add @javascriptinterface annotations to the called function. Here is the code example given by Google:Webviewdemo.java Copy Code code as follows: Package Com.google.android.webviewdemo; Import android.app.Activity; Import Android.os.Bundle; Import Android.os.Handler; Import Android.util.Log; Import Android.webkit.JsResult; Import android.webkit.WebChromeClient; Import android.webkit.WebSettings; Import Android.webkit.WebVie

Possible causes are as follows:1, the HTML page on the JavaScript write problem, you can first debug in the HTML, such as the elimination of grammar problems;2, the use of Webview.loadurl call when the string to be spelled correctly, especially when the parameter is passed, the format can be as follows:Webview.loadurl ("Javascript:showdata ('" +json+ ")");3, when the call may be the HTML page has not been loaded, using the handler post method, for exa

Interaction between Android and Javascript. Javascript needs to run in a browser or android webview component. Javascript must have a carrier HTML file. Put it under the assets folder of the android project. First, I will post th

With the return of jobs, IPad2 's release seems to be getting hotter on the mobile side of the development topic. Here's a list of some of the biggest competitors in iOS-the Android (Android) system detection method. JavaScript Judgment method Searching for the Android word in the user agent string is the most time

With WebView, you can create interfaces between JavaScript code and the client's Android code. For example, Android can get input from JavaScript. To bind a new interface between your JavaScript and the Android code, you need to c

Reprint Please specify Source: http://blog.csdn.net/forwardyzk/article/details/46819925In the work, there is a need to use WebView and JavaScript to interact with, the following we have a simple need to introduce.First Look at:Demand:1. Click on a button to enter an interface to load WebView, assuming that the interface needs to share this interface to other platforms, then display the "Share" button in the current interface, assuming no need to share

WebView interaction with JavaScript-Android In our work, we need to use WebView to interact with javascript. Below we will introduce a simple requirement. Let's take a look at it first: Requirements: 1. click a button to go to The WebView loading interface. If you want to share this interface with other platforms, the share button will be displayed on the curr

Nowadays, many mobile apps may embed a web page directly. Benefits: one is convenient feature updates and easy maintenance. You only need to maintain the page of the server without updating the client. The other is universal functionality, not only available for android, ios can also be used, and symbian can also be used directly. In addition, WebView has strong support for Javascript, but it has not been t

JavaScript in Android WebView parseint function Conversion problem Solving methodThis article mainly introduces JavaScript in the Android WebView parseint function Conversion problem solving method, because the conversion of the string numbers are starting with 0, resulting in the parseint function in the browser and

The first thing to do is to have JavaScript basics before you can read this article. (1) JS calls the Android method: Copy Code code as follows: WebView Wview; Wview. Addjavascriptinterface (Object obj, String InterfaceName); is an instantiation of an object, called in the HTML JS, the second parameter is the alias of the instantiated object, if you want to use this obj, the name used in

is slow and the experience is poor ). For the above reasons, many projects now make some functions web-based, and some functions are written using other controls. This requires web pages to interact with other controls. How to interact is to use custom javascript. The following is a virtual scenario. Now there is a function to display the current user's friend list. The friend list page is web-based. Click a friend's avatar to go to the friend's deta

Today, WebView with JavaScript in Android, the first is to add WebView controls to the layout file:[HTML]View Plaincopy WebView android:id="@+id/webview" android:layout_width="fill_parent" android:layout_height="fill_parent" /> Then add the permissions in the manifest:[HTML]View Plaincopy uses-permission android:name= " and If WebView can interact with

Stringbyevaluatingjavascriptfromstring method itself directly returns the execution result of a nsstring type, so this is obviously a synchronous call.So JS call native is asynchronous, native call JS is synchronous. When dealing with some logic, it is unavoidable to consider this feature.方法。Android:java and JavaScript call each otherBefore Android 4.2 can be used to addJavascriptInterface inject native Ja

handler are used in the code, which are ignored temporarily ). Isn't I using sendjavascript instead of loadurl? Sendjavascript is the method provided by Cordova for webview encapsulation. In fact, we changed the sentence: View. loadurl ("javascript:" + this. Callback ); The effect is the same (of course, if you do not use Cordova, but write your own activity, you must write it ). Okay. After writing the class, we should expose this class to JS

The following section describes how Android and JavaScript are called each other, so our UI interface is much simpler to design, and the UI is designed to be cross-platform. There are a lot of web app foreground frames, such as Sencha and jquery mobile. Believe in the future with the development of web apps, we can also use HTML to design the same beautiful interface as the local application. Although these

Open a Web page with WebView on the Android tablet, call the JavaScript method inside, and pass the argument to each other.Online examples are very little ah, basically can not get the return value, paste a final debugging of their own code as follows:Java: Copy Code code as follows: protected void OnCreate (Bundle savedinstancestate) { ........ x = (WebView) This.findviewbyid (r.id.web

the assetsdirectory. The Code is as follows (I don't know why mce is added here: these few things, is correct ): Function fillContent (){Document. getElementById ("content"). innerHTML ="This Content is showed by Android invoke Javascript function .";} // --> Step 4: Modify the main core program WebViewDemo. java. The Code is as follows: Package com. tutor. webwiewdemo; Import