Open special folder view intent in old version of android -


i'm trying open special folder user can pick .xml file. , user setdataandtype intent . works fine in new versions of android (tested api 21.. 25). doesn't work api 16. here code use:

 var intent = new intent();              android.net.uri contenturi = null;              if (_existingconfig != null)             {                 if (requestcode == assets_select_code && !string.isnullorempty(_existingconfig.assetspath))                 {                     contenturi = android.net.uri.fromfile(new java.io.file(_existingconfig.assetspath));                 }                 else if (!string.isnullorempty(_existingconfig.goodspath))                 {                     contenturi = android.net.uri.fromfile(new java.io.file(_existingconfig.goodspath));                 }             }              if (contenturi != null)             {                 intent.setdataandtype(contenturi, "text/xml");             }             else             {                 intent.settype("text/xml");             }              if (build.version.sdkint < buildversioncodes.kitkat)             {                 intent.setaction(intent.actiongetcontent);                 startactivityforresult(intent.createchooser(intent, resources.getstring(resource.string.select_xml_file)),                                         requestcode);             }             else             {                 intent.setaction(intent.actionopendocument);                 startactivityforresult(intent, requestcode);             }

the same window shown every time

enter image description here

try this

    string path = "your path";     intent intent = new intent(intent.action_view);     intent.setdataandtype(getfileuri(path.trim()), getmimetype(path.trim()));     intent.addflags(intent.flag_activity_clear_task);     startactivity(intent);       /**       * determine mime type document file       *       * @param url complete path of file       * @return string type of mime       */      private static string getmimetype(string url) {          string type = null;          string extension = mimetypemap.getfileextensionfromurl(url);          if (extension != null) {              type =              mimetypemap.getsingleton().getmimetypefromextension(extension);     }     return type; }  /**  * generate uri required intent  *  * @param filepath path of required file  * @return uri  */  private static uri getfileuri(string filepath) {     uri fileuri = null;     file file = new file(filepath);     try {         if (build.version.sdk_int >= build_version) {             method m = strictmode.class.getmethod("disabledeathonfileuriexposure");             m.invoke(null);         }         fileuri = uri.fromfile(file);     } catch (exception e) {         e.printstacktrace();     }     return fileuri; }

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