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Allow automagic constraining

This commit is contained in:
Robert Payne 2014-08-05 18:51:42 +12:00
parent 9949aba7e8
commit 4abf189fc9
2 changed files with 7 additions and 4 deletions
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9
Snappy/Constraint.swift
View File

@ -323,9 +323,6 @@ class Constraint {
// get layout from // get layout from
let layoutFrom: View? = self.fromItem.view let layoutFrom: View? = self.fromItem.view
// get layout to
let layoutTo: View? = self.toItem.view
// get layout relation // get layout relation
let layoutRelation: NSLayoutRelation = (self.relation != nil) ? self.relation!.layoutRelation : .Equal let layoutRelation: NSLayoutRelation = (self.relation != nil) ? self.relation!.layoutRelation : .Equal
@ -337,6 +334,12 @@ class Constraint {
var layoutConstant: CGFloat = layoutToAttribute.snp_constantForValue(self.constant) var layoutConstant: CGFloat = layoutToAttribute.snp_constantForValue(self.constant)
layoutConstant += layoutToAttribute.snp_offsetForValue(self.offset) layoutConstant += layoutToAttribute.snp_offsetForValue(self.offset)
// get layout to
var layoutTo: View? = self.toItem.view
if layoutTo == nil && layoutToAttribute != .Width && layoutToAttribute != .Height {
layoutTo = installOnView
}
// create layout constraint // create layout constraint
let layoutConstraint = LayoutConstraint( let layoutConstraint = LayoutConstraint(
item: layoutFrom, item: layoutFrom,

2
SnappyExample/ViewController.swift
View File

@ -37,7 +37,7 @@ class ViewController: UIViewController {
view1.snp_makeConstraints { make in view1.snp_makeConstraints { make in
make.top.and.left.equalTo(superview).insets(padding) make.top.and.left.equalTo(CGPointZero).insets(padding)
make.size.equalTo(CGSizeMake(100, 50)) make.size.equalTo(CGSizeMake(100, 50))
} }