im new android.. how show video thumbnail text in listview row?
i have stored set of youtube url in database(server). using asynctask retrieved url's , stored in array string... in onpostexecute method..how display array video url's in list view text??
how implement this??
class loadfiles extends asynctask<string, string, string> { @override protected void onpreexecute() { super.onpreexecute(); pdialog = new progressdialog(focusarea.this); pdialog.setmessage("loading videos. please wait..."); pdialog.setindeterminate(false); pdialog.setcancelable(false); pdialog.show(); } protected string doinbackground(string... args) { list<namevaluepair> params = new arraylist<namevaluepair>(); params.add(new basicnamevaluepair("name", name)); json = jsonparser.makehttprequest(url_geturl, "get", params); log.d("all groups: ", json.tostring()); try { int success = json.getint(tag_success); system.out.println("success"); if (success == 1) { system.out.println("success"); groups = json.getjsonarray(tag_group); system.out.println("result success+++"+groups); (int = 0; < groups.length(); i++) { jsonobject c = groups.getjsonobject(i); string intro = c.getstring(tag_intro); system.out.println("checking ::"+intro); vid.add(intro); system.out.println("videos link" + vid); if(intro!=null && intro!=""){ videourl=intro; }else { showalert(); } } catch (jsonexception e) { system.out.println("error "+e.tostring()); } return null; } protected void onpostexecute(string file_url) { // dismiss dialog after getting videos pdialog.dismiss(); vid=new arraylist<string>(new arraylist<string>(vid)); // how implement here... } }
1) asynctasks in image downloaded first, stored cache, , displayed on onpostexecute method. image obtained cache subsequently.
2) nostra's universal image loader.
3) fedor's lazylist. and;
4) novoda's imageloader.
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