Using HttpRequest in Windows Phone -


i have binary stream takes photo stream photochooser task in windows phone. trying upload picture user chooses onto web server.

how copy photo stream httprequest stream?

so far have this

binarystream bstream = new binarystream(streamfromphotochooser); httprequest request = new httprequest()

i know how set properties httprequest uploads right place. problem actual uploading of picture.

you can write or copy binary stream request stream getting request stream , writing stream it. here sort of code may find useful web request httpwebrequest , problem capy photo stream in httprequest stream done in getrequeststreamcallback()

private void uploadclick() {         httpwebrequest myrequest = (httpwebrequest)webrequest.create("your url of server");         myrequest.method = "post";         myrequest.contenttype = "application/x-www-form-urlencoded";          myrequest.begingetrequeststream(new asynccallback(getrequeststreamcallback), myrequest); }  private void getrequeststreamcallback(iasyncresult asynchronousresult) {         try         {             httpwebrequest request = (httpwebrequest)asynchronousresult.asyncstate;             system.io.stream poststream = request.endgetrequeststream(asynchronousresult);               //your binary stream upload             binarystream bstream = new binarystream(streamfromphotochooser);             //copy data request stream             bstream.copyto(poststream);              //or              byte[] bytearray = //get bytes of choosen picture             // write request stream.             poststream.write(bytearray, 0, postdata.length);             poststream.close();              //start asynchronous operation response             request.begingetresponse(new asynccallback(getresponsecallback), request);         }         catch (webexception e)         {          } }  private void getresponsecallback(iasyncresult asynchronousresult) {         try         {             httpwebrequest request = (httpwebrequest)asynchronousresult.asyncstate;             httpwebresponse response = (httpwebresponse)request.endgetresponse(asynchronousresult);              //to read server responce              stream streamresponse = response.getresponsestream();             string responsestring = new streamreader(streamresponse).readtoend();             // close stream object             streamresponse.close();              // release httpwebresponse             response.close();              dispatcher.begininvoke(() =>                 {                     //update ui here                  });             }         }         catch (webexception e)         {             //handle non success exception here                         }                    }

Comments

Post a Comment

Popular posts from this blog

java.util.scanner - How to read and add only numbers to array from a text file -

i'm learning java , have question regarding reading file want read numbers file contains strings well. here example of file: 66.56 "3 java 3-43 5-42 2.1 1 and here coding: public class test { public static void main (string [] args){ if (0 < args.length) { file x = new file(args[0]); try{ scanner in = new scanner( new fileinputstream(x)); arraylist<double> test = new arraylist<>(); while(in.hasnext()){ if(in.hasnextdouble()){ double f=in.nextdouble(); test.add(f);} else {in.next();} } catch(ioexception e) { system.err.println("exception during reading: " + e); } } my problem add 66.56,2.1 , 1 doesn't add 3 after "3 or ignores 3-43 , 5-42 can tell me how skip strings , add doubles here? thanks all said 3 ie; "3, 3-43 , 4-42 strings either u read string , split , check number @ " , - or put in space between characters , integers. jvm after compilation tre
Read more

rewrite - Trouble with Wordpress multiple custom querystrings -

i'm working on adding multiple querystring , doesn't seem work. i've found codes seems work others might i'm missing something. i want like: http://mydomain.com/board/?getyear=2013&getsometext2=sometext to http://mydomain.com/board/2013/sometext/ i added code below functions.php file. doesn't seem work should though. this works. echoing querystring gets both variable without problem. http://mydomain.com/board/2013/sometext/ but doesn't. tested querystring vis isset() seems nothing being set/get http://mydomain.com/board/2013/ function add_query_vars($vars) { $vars[] = "getyear"; $vars[] = "getsometext2"; return $vars; } add_filter('query_vars', 'add_query_vars'); function add_rewrite_rules($arules) { $anewrules = array('board/([^/]+)/([^/]+)/?$' => 'index.php?pagename=board&getyear=$matches[1]&getsometext2=$matches[2]'); $arules = $a
Read more

php - Accessing static methods using newly created $obj or using class Name -

see class definition below: i using 5.3.9 version of php class a{ static function ab(){ echo "static function ab<br>"; } public function xy(){ echo "public function xy<br>"; } } $obj = new a(); $obj->ab(); a::ab(); both functions call give same output without error static function ab static function ab how possible static method can called class object? because static method calls using class name only?! now difference between accessing these 2 ways call static method ? referring php.net website declaring class properties or methods static makes them accessible without needing instantiation of class. property declared static can not accessed instantiated class object (though static method can). a big difference is because static methods callable without instance of object created, pseudo-variable $this not available inside method declared static. refer page php.net/manual/en/
Read more