Do you really have a space between V: and [toolbar]? I'd remove that.
On 30 Dec, 2013, at 2:28 pm, Donald Hall <d...@appsandmore.com> wrote: > Hi all, > > I am trying to add a layout constraint to my container view programmatically > by putting the following code in the view controller (which I got and > modified from Apple's UIViewController docs): > ------------- > [toolbar setTranslatesAutoresizingMaskIntoConstraints: NO]; > id topGuide = self.topLayoutGuide; > NSDictionary *viewsDictionary = NSDictionaryOfVariableBindings (toolbar, > topGuide); > [self.view addConstraints: > [NSLayoutConstraint constraintsWithVisualFormat: @"V: > [toolbar]-20-[topGuide]" > options: 0 > metrics: nil > views: viewsDictionary]]; > [self.view layoutSubviews]; // You must call this method here or the > system raises an exception > ------------- > "toolbar" is a UIToolBar at the top of the view. > > This doesn't work. I get the following: > > 'NSInvalidArgumentException', reason: 'Unable to parse constraint format: > Expected a view > V: [toolbar]-20-[topGuide] > ^' > > Does anyone have any ideas where I am going wrong? I tried using the view > instead of topGuide, but got the same error message. > > I am trying to keep the tool bar from underlapping the status bar in iOS 7, > while keeping iOS 6 compatibility. (Xcode 5.0.2, Base SDK iOS 7.0) > > Thanks, Don > > ------------ > Don Hall > Apps & More Software Design, Inc. > http://www.appsandmore.com > d...@appsandmore.com > > > _______________________________________________ > > Cocoa-dev mailing list (Cocoa-dev@lists.apple.com) > > Please do not post admin requests or moderator comments to the list. > Contact the moderators at cocoa-dev-admins(at)lists.apple.com > > Help/Unsubscribe/Update your Subscription: > https://lists.apple.com/mailman/options/cocoa-dev/rols%40rols.org > > This email sent to r...@rols.org _______________________________________________ Cocoa-dev mailing list (Cocoa-dev@lists.apple.com) Please do not post admin requests or moderator comments to the list. Contact the moderators at cocoa-dev-admins(at)lists.apple.com Help/Unsubscribe/Update your Subscription: https://lists.apple.com/mailman/options/cocoa-dev/archive%40mail-archive.com This email sent to arch...@mail-archive.com