Hi,
I want to enable javascript using method webview.loaddatawithbaseURL();
webView.loadDataWithBaseURL("", webData, "", "UTF-8", ""); can anyone
help me on this....
On Thu, Nov 24, 2011 at 4:19 PM, alex <medicibusin...@gmail.com> wrote:
> seems the page was reloaded after call goBack(), is there any way to
> prevent reload page after call goBack() ???
>
> On 11月18日, 下午6时23分, alex <medicibusin...@gmail.com> wrote:
> > I have a problem that when I click back button on a WebView, my
> > previous page losts all contents updated by JavaScript.
> >
> > My steps in WebView was below:
> > - after Main page loaded, JavaScript starts update contents, like
> > refresh shoppings with links;
> > - user will see some shopping lists after updated;
> > - then user click each link will load new url in same WebView;
> > - user click back to Main page;
> >
> > the problem is when user back to Main page, user cannot see any
> > shopping updated by JavaScript, they were gone!
> > I tried my page on IE and FF, both works fine, but had problem on
> > Android WebView. I'm not sure this issue caused by I'm not set some
> > settings correctly or other issues.
> >
> > My sample code as below:
> >
> > // set settings for webview
> > WebSettings webSettings = web.getSettings();
> > webSettings.setBuiltInZoomControls(true);
> > webSettings.setJavaScriptEnabled(true);
> > webSettings.setUseWideViewPort(true);
> > webSettings.setDomStorageEnabled(true);
> > webSettings.setJavaScriptCanOpenWindowsAutomatically(true);
> >
> > // call JavaScript to update shoppings
> > webView.loadUrl("javascript:addShoppings(" + str + ");");
> >
> > // add interface for callback
> > webView.addJavascriptInterface(new
> > BusinessJavaScriptInterface(), "business");
> >
> > final class BusinessJavaScriptInterface
> > {
> > public void businessListReceived()
> > {
> > ... ...
> > }
> >
> > }
> >
> > // handle back key event
> > public boolean onKeyDown(int keyCode, KeyEvent event)
> > {
> > WebView web = (WebView) this.findViewById(R.id.browser);
> > if (web != null)
> > {
> > if ((keyCode == KeyEvent.KEYCODE_BACK) && web.canGoBack())
> > {
> > web.goBack();
> > return true;
> > }
> > return super.onKeyDown(keyCode, event);
> > }
> > return false;
> > }
>
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