ios - Best practice for login for Master-Detail App - Swift -


i wondering best practice implement login screen master-detail application has splitview controller root controller. using appdelegate display login screen if user not logged in. however, when want dismiss loginvc app goes blank detail page instead of mastercontroller. modal login screen better option master-detail app? 

func application(application: uiapplication, didfinishlaunchingwithoptions launchoptions: [nsobject: anyobject]?) -> bool {     // override point customization after application launch.  let storyboard = uistoryboard(name: "main", bundle: nil) let loginvc = storyboard.instantiateviewcontrollerwithidentifier("loginvc") as! loginviewcontroller self.window?.rootviewcontroller = loginvc return true  let splitviewcontroller = self.window!.rootviewcontroller as! uisplitviewcontroller let navigationcontroller = splitviewcontroller.viewcontrollers[splitviewcontroller.viewcontrollers.count-1] as! uinavigationcontroller navigationcontroller.topviewcontroller!.navigationitem.leftbarbuttonitem = splitviewcontroller.displaymodebuttonitem() splitviewcontroller.delegate = self return true

and in loginvc: 

@ibaction func gohome(sender: anyobject) {  let storyboard = uistoryboard(name: "main", bundle: nil)  let splitviewcontroller = storyboard.instantiateviewcontrollerwithidentifier("splitviewcontrollerid") as! uisplitviewcontroller  let appdelegate = uiapplication.sharedapplication().delegate as! appdelegate   appdelegate.window?.rootviewcontroller = splitviewcontroller         }


Comments

Post a Comment

Popular posts from this blog

sql server - Cannot query correctly (MSSQL - PHP - JSON) -

i have little problem on project. , turns out query result returns nothing when value of first name or last name has 'ñ' in it. here's code config.php: <?php ini_set('mssql.charset', 'utf-8'); header('content-type: text/html; charset=utf-8'); $servername = "192.168.1.21"; /* ip add of db server */ $connection = array("database" => "db", "uid" => "?", "pwd" => "***"); $conn = sqlsrv_connect($servername, $connection); if(!$conn){ echo "connection not established."; die(print_r(sqlsrv_errors(), true)); } ?> myquery: $idnumber = $_post["idnum"]; $response = array(); $query2 = "select clname, cfname, cmname, cqualifier student cidno = '$idnumber'"; try{ $stmt2 = sqlsrv_query($conn, $query2); } catch(pdoexeption $ex){ $response["success"] = 0; $response["message"] = "d...
Read more

php - trouble displaying mysqli database results in correct order -

i have table in database stores events , date expire. want display events on website display current events first expired events after? i have tried following sql $sql = "select noticeid, notice, noticedesc, noticeimg, noticedate, expirydate tbl_notices group noticeid ,expired order expirydate asc"; but returns expired results first due expirydate being ordered asc in query. my tbl_notice structure looks this noticeid => int(4) notice => varchar(100) noticedesc => text noticedate => timestamp noticeimg => varchar(40) expirydate => datetime expired => int(1) 0 current or 1 expired my php code is $sql = "select noticeid, notice, noticedesc, noticeimg, noticedate, expirydate tbl_notices group noticeid ,expired order expirydate asc"; $result = mysqli_query($conn,$sql); if ($result->num_rows > 0) { // output data of each row while($row = $result->fetch_assoc()) { ...
Read more

C++ Linked List -

i trying create linked list download txt file , use linked list handle file line line. when handling downloaded linked list operations performed on such text editor would. encountering problems however. seems "node(string value)" section of code has wrong though original node() declaration no arguments passes. unable figure out quite is. node.h class node { public: node(); node(string value); void setnext(node *nextnode); // allows user set "next" pointer of node points friend class linkedlist; private: string data; // data box node* next; // pointer box }; node.cpp # include <string> # include "node.h" using namespace std; node::node() { data = ""; next = null; } node::node(string value) { data = value; next = null; } void node::setnext(node *nextnode) // allows user set "next" pointer of node points { this->next = nextnode; } your #include <string> ...
Read more