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Questions tagged [uivisualeffectview]

A UIVisualEffectView object gives you an easy way implement some complex visual effects. A question related with visual effect for UIView can be tagged with [tag:UIVisualEffectView].It is Available in iOS 8.0 and later .

Related to the new UIVisualEffectView.

A UIVisualEffectView object gives you an easy way implement some complex visual effects. Depending on the desired effect, the effect may affect content layered behind the view or content added to the visual effect view’s contentView.

https://developer.apple.com/library/ios/documentation/uikit/reference/UIVisualEffectView/index.html

217 questions
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How to use UIVisualEffectView with Objective-C

I've been looking for documentation on how to use the UIVisualEffectView with Objective-C in iOS8. I've seen some code examples but would appreciate the steps to use the actual view in the Object Library. This is what I tried, which had no…
Jazzmine
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Change title bar colour - Mac

I am working on a Mac app. I was wandering if it is possible to change the title bar colour in a NSWindow? I know how to remove it, but the problem with that is that it removes the three buttons as well (close, minimise, resize). I want to keep the…
Supertecnoboff
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Change existing UIBlurEffect UIBlurEffectStyle programmatically?

I have a Visual Effect View on storyboard connected to my ViewController as an outlet. The effect is burring an ImageView behind it and works great. I'm trying to change the UIBlurEffectStyle from Light to Dark inside a button click IBAction. Any…
user3511310
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UIView frame not in the same place as referenced frame

var visualEffectview = UIVisualEffectView(effect: UIBlurEffect(style: .Light)) as UIVisualEffectView visualEffectview.frame = self.filterPanel.frame self.mapView.addSubview(visualEffectview) I am trying to place a blur effect over a portion of a…
jskidd3
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Nil while unwrapping an Optional value Error

fatal error: unexpectedly found nil while unwrapping an Optional value With following Code: weak var previewBlurView : UIVisualEffectView? func blurPreviewWindow() { if (self.previewBlurView == nil) { var blurEffect: UIVisualEffect …
Gizmodo
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Objective-C: Coding for various iOS versions

I was wondering whether it is possible / how it is possible to code a class so it can be run on different iOS versions in Objective-C. For example the VisualEffectView is only available in iOS8 and after. Is it possible to declare a VisualEffectView…
dgee4
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Strange behaviour of tableView's background when swiping back in a ViewController using UIVisualEffectView

I use UIVisualEffectView as my tableview's backgroundView, just for the blur effect, everything is fine except when I begin to swipe the current view back to previous view, the tableview's background immediately become black, not blurred anymore.
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