ios - How to handle Button click event of custom view? -


i want below concept in project:

i created 1 small custom popup using uiviewcontroller, custom popup containing 1 message label , 2 button, 1 "ok" , 1 "cancel". custom popup coding doing in appdelegate. when want open popup, called appdelegate popup method in viewcontroller when need open alert.

now problem is, want perform different-different functionality on "ok" button of "custom alert" popup. please how managed "ok" button click event individual viewcontroller.

please check attached screenshot [![enter image description here][1]][1]

thanks in advanced

put below method in utility class , call view controller like

[utility showalertwithtitle:@"abc" msg:@"msg" vc:self positivehandler:^(uialertaction *action) {   // here when ok pressed } negativehandler:nil]; //pass nil when cancel pressed

objc

+ (void)showalertwithtitle:(nsstring *)title msg:(nsstring *)msg vc:(uiviewcontroller *)vc positivehandler:(void (^ __nullable)(uialertaction *action))positivehandler negativehandler:(void (^ __nullable)(uialertaction *action))negativehandler {   uialertcontroller *alertcontroller = [uialertcontroller alertcontrollerwithtitle:title message:msg preferredstyle:uialertcontrollerstylealert];    uialertaction *positiveaction = [uialertaction actionwithtitle:@"ok" style:uialertactionstyledefault handler:positivehandler];   [alertcontroller addaction:positiveaction];    uialertaction *negativeaction = [uialertaction actionwithtitle:@"cancel" style:uialertactionstyledefault handler:negativehandler];   [alertcontroller addaction:negativeaction];    //show alert   [vc presentviewcontroller:alertcontroller animated:yes completion:nil]; }

swift

 // shows alert yes no button  static func showalert(title: string, msg: string, vc: uiviewcontroller, positiveactionhandler: ((uialertaction) -> swift.void)?, negativeactionhandler: ((uialertaction) -> swift.void)?) {  let alertcontroller = uialertcontroller(title: title, message: msg, preferredstyle: .alert)  let positiveaction = uialertaction(title: "ok", style: .destructive, handler: positiveactionhandler)  alertcontroller.addaction(positiveaction)   let negativeaction = uialertaction(title: "cancel", style: .cancel, handler: negativeactionhandler)  alertcontroller.addaction(negativeaction)  vc.present(alertcontroller, animated: true, completion: nil)  }

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