Android-WebView optimization page
WebView includes the basic HTML display function, which needs to be optimized in many aspects during use.(1) Common settings(2) webpage Client(3) browser client(4) scroll bar(5) Obtain webpage content
Code:
Package me. chunyu. pedometer. base; import android. annotation. suppressLint;
This article is an example of the implementation of Android programming WebView Adaptive Full-screen method. Share to everyone for your reference, specific as follows:
First type:
Settings.setusewideviewport (true);
Settings.setloadwithoverviewmode (TRUE);
The second type:
websetting settings = Webview.getsettings ();
Settings.setlayoutalgorithm (Layoutalgorithm.single_column);
business script to improve the loading speed and the user experience.
In hybrid development, the Android native SDK is sometimes used, such as calling a camera, viewing a photo album, recording, and so on, which requires JavaScript on the Web page to invoke the Android SDK interface. Since the Android WebView is base
Let's talk about websocket first. As the name suggests, websocket is also a socket used for communication. It is only used on the web, so it is called websocket. Websocket is one of the html5 specifications and is supported by mainstream browsers such as chrome and ff. However, in our native android browser ...... Webview in
Webview can load and display webpages as a browser. It uses the WebKit rendering engine to load and display webpages. There are two different ways to achieve webview:Step 1:1. instantiate the webview component in the activity: webview = new webview (this );2. Call the webview
1.Android WebView some basic conceptsa high-performance WebKit kernel browser is built into the Android phone, encapsulated in the SDK as a component called WebView. What is WebKit WebKit is a software framework included with MAC OS X v10.3 and above (available through software updates for v10.2.7 and above versions).
Android WebView Use this article to copy directly http://www.cnblogs.com/zgz345/p/3768174.html here. Because the feeling of writing is very comprehensive, directly to use.1. Instead of invoking the system browser when opening a Web page, it is shown in this webview:Mwebview.setwebviewclient (new webviewclient () { @Override boolean Shouldoverrideurlloading (W
In the game there is a collection of player problem feedback pages, a long time ago colleagues have said that Android in the game can not upload attachments, in the browser is normal use. Recently can make a shot, on a careful look at the problem, found that there are a lot of problems, here a record down, hoping to be useful to others, because a lot of problems with the online reflection may be a bit different. Since it is a Web page and only appear
Because of business needs, the following code is based on YouTube online video for example
Implementation features:
1. Display title and video cover when initializing
2, the initialization of the time to display a play button
3, no need to rely on any SDK, or import any third-party libraries
4, playback process can be paused, you can drag progress bar fast Forward
5, can play full screen
6, the switch page will automatically pause
7, when the page exits automatically destroys
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 = (
Use WebView analog login on Cnblogs's Android client, which will require the user's username and password to be uploaded to the WebView and then submitted, which tests all the normal mx3 Flyme3 and flyme4. However, on my htcG12 (MIUI4), and Samsung Note2 on the error.The error code is:
The code is as follows
Copy Code
Public void Log
Android WebView control displays webpage, androidwebview
Sometimes you need to display web pages in the app without calling other browsers to browse the Web pages, then you need the WebView control. This control is also very powerful. You can zoom in, zoom out, move forward, and move back to the web page.1. Some methods
// Supports javascriptWeb. getSettings ().
Jsresult result) in JavaScript {//Build a Builder to display a dialog box in a Web pageBuilder builder = new Builder (mainacitivity.this);builder.settitle ("hint");builder.setmessage (message);Builder.setpositivebutton (Android. R.string.ok,new Alertdialog.onclicklistener () {public void OnClick (Dialoginterface dialog, int which) {result.confirm ( );}});builder.setcancelable (false);builder.create ();builder.show ();return true;@Override//Set the pr
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
Analysis on the same-origin Policy Bypass Vulnerability in the File field of Android WebView
0x00
First, let's talk about the role of the webView method:
webView.getSettings().setAllowFileAccessFromFileURLs(false);To illustrate this method, let's look at a practical example. For the Code address, refer to https://github.com/jltxgcy/appvulnerability/tree/master/we
In Android development, network access to load a Web page requires a webview to display, which will make our app more flexible. Let's introduce some of the uses of WebView in Android today.Basic usage1.WebView with loading progress bar display:Mprogressbar.setmax ( -); Mwebv
1. Two forms of Web appsIn Android, webApps can be accessed by users in two ways. One is to use a browser on a mobile phone to directly access network applications.ProgramIn this case, you do not need to install other applications as long as you have a browser.Is to install the client application (.apk) on the user's mobile phone, and embed the WebView to display the webpage data downloaded from the server,
program is waiting for the network response. Onpagefinished (WebView view, String URL)//called at the end of page loading.Similarly, we know that a page loading is complete, so we can close the loading bar, switch the program action. Onreceivederror (WebView view,intErrorCode, string description, String failingurl)//(report error message)Onreceivedhttpauthrequest (WebV
Android WebView can ' t get session when using target= "_blank" with # # # Version 3.5.1 (maybe 3.5.0 included,not sure)* Vert.x Core:* Vert.x Web:# # ContextI used Android WebView to call a vertx url,when I switched from one page to another, the VERTX server would always Generat e A new session ID, so I lost session d
Tagged with: Android platform WebView Samsung AdapterA few days ago when writing a project, a webview was required to embed in the projectIt was done soon, and the test was no problem. But when they were sent to Singapore, they would have a text box focus when they tested it, and the page would zoom in (they tested it with a Samsung phone).On the internet for a l
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