Ever want to change the color of the magnifying glass in the UISearchBar? Well now you can and you can change its color in interface builder!

UISearchBar_Magnifying_GlassColorChange.swift

extension UISearchBar {
	/** An easy way to set the magnifying glass color in interface builder
	It is recommended to set this in interface Builder,
	However if you want to do it programatically you can do it like this:
	```
	let searchBar = UISearchBar()
	searchBar.magnifyingGlassColor = UIColor.red
	```
	*/
	@IBInspectable var magnifyingGlassColor: UIColor {
		get {
			return getSearchBarLeftViewImageView()?.tintColor ?? UIColor()
		}
		set {
			if let imageView = getSearchBarLeftViewImageView(),
				let image = imageView.image
			{
				let coloredImage = image.withRenderingMode(UIImageRenderingMode.alwaysTemplate)
				imageView.image = coloredImage
				imageView.tintColor = newValue
			}
		}
	}
	
	func getSearchBarLeftViewImageView() -> UIImageView? {
		for i in self.subviews.first!.subviews {
			if let textField = i as? UITextField,
				let imageView = textField.leftView as? UIImageView
			{
				return imageView
			}
		}
		return nil
	}
	
}