I'm using the below code to use QLPreviewcontroller to show some documents in my app, let ql = QLPreviewController() ql.dataSource = self //ql.navigationItem.rightBarButtonItems = nil ql.navigatio...

I need to hide the right button in the Navigation Bar, then unhide it after the user selects some options. Unfortunately, the following doesn't work: NO GOOD: self.navigationItem.rightBarButtonIt...

When I click "+" I want to show menu (popover) under the right BarButtonItem where will be two options. Pressing one of those options will lead to other view controllers. I'm using Xcode 10 and Sw...

I'm adapting an iOS 6 app to iOS 7 and I'm experiencing an strange "error". In a screen there's a rightBarButtonItem with a simple image that is showed in his place. But, if the app shows an alertv...

I have a navigation bar that is set up and controlled completely with code. So it does not show up in IB. I have a button appear by "self.navigationitem.rightbarbutton = myButton;" An I make it go ...

I want to know is there any default size for Navigationbar icons.where designer need to design it.Should they design it for retina and non-retina display.At present I'm using images downloade...

I notice the blank space between bar button items is quite large. I want to reduce the space to have more room for my title. I tried to create fixed space then added it among the buttons but it did...

I am trying to add a Right bar button in my tabbar's navigationbar, and its working fine in iphone 5 and 5s device and all simulators. But its not showing up in iphone 6 and 6+ device.However its w...

Does anyone know how to hide a rightBarButtonItem of a UINavigationController? In my application, I have an edit button as a rightBarButtonItem of a UINavigationController. I want to hide this ? UI...

I'm having problems displaying the rightBarButtonItem of the Navigation Bar - I'm attempting to create it programmatically in the Application Delegate, where my UINavigationController is set up. C...

I'm trying to flip between two views. That's easy, the code is below, but I also want to simultaneously flip the button used to perform the flip. You can see this behavior in the iPod application ...

So with regards to the rightBarButtonItem . I have self.navigationItem.rightBarButtonItem = self.editButtonItem; When I press Edit, I get animation and a vertical stripe on the left side of eac...

I have a UIViewController set up to display an info-button on the right in its UINavigationItem like this: UIButton *infoButton = [UIButton buttonWithType:UIButtonTypeInfoLight]; [infoButton addTa...

I am writing an IPhone IM chat window now. You know if the nagviationItem.rightBarItem in an UITableviewController is set to editButtonItem, you click the edit button then a red delete icon is show...