当在服务器上修改html文件时,所做的更改会在Android 2.2版和Android版2.3.3中显示,但在Android 4.0.4版中则不会显示。例如,显示旧文本而不是新文本。
我的代码是:
public class MywebviewActivity extends Activity {
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
this.getWindow().requestFeature(Window.FEATURE_PROGRESS);
setContentView(R.layout.mywebview);
final Activity MywebviewActivity = this;
// Makes Progress bar Visible
getWindow().setFeatureInt(Window.FEATURE_PROGRESS, Window.PROGRESS_VISIBILITY_ON);
android.webkit.WebView wv =
(android.webkit.WebView)this.findViewById(R.id.myWebView);
wv.setWebChromeClient(new WebChromeClient() {
public void onProgressChanged(WebView view, int progress)
{
//Make the bar disappear after URL is loaded, and changes string to Loading...
MywebviewActivity.setTitle("Loading...");
MywebviewActivity.setProgress(progress * 100); //Make the bar disappear after URL is loaded
// Return the app name after finish loading
if(progress == 100)
MywebviewActivity.setTitle(R.string.web_app_name);
}
});
wv.setScrollBarStyle(View.SCROLLBARS_INSIDE_OVERLAY);
wv.getSettings().setJavaScriptEnabled(true);
wv.setHorizontalScrollBarEnabled(false);
wv.loadUrl("http://mypagename.com/android/server/app/ver10/page1.html");
}
public void onBackPressed() {
android.os.Process.killProcess(android.os.Process.myPid());
return;
}
答案 0 :(得分:0)
在加载WebView之前尝试清除缓存:
...
android.webkit.WebView wv = (android.webkit.WebView)this.findViewById(R.id.myWebView);
wv.clearCache(true);
wv.setWebChromeClient(new WebChromeClient() {
...
http://developer.android.com/reference/android/webkit/WebView.html#clearCache(boolean)
答案 1 :(得分:0)
尝试将WebViewSettings
中的属性设置为不缓存数据:
wv.getSettings().setCacheMode(WebSettings.LOAD_NO_CACHE);