Add new method to recursively remove all constraints from a view

smileyborg · Aug 27, 2013 · d0c3060 · d0c3060
1 parent 29c10b2
commit d0c3060
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Showing 3 changed files with 15 additions and 12 deletions.
diff --git a/Example/Example/ALViewController.m b/Example/Example/ALViewController.m
@@ -246,7 +246,7 @@ - (void)setupDemo5
  */
 - (void)changeConstraintDemo
 {
-    [self removeAllConstraintsFromViewAndSubviews:self.view];
+    [self.view removeAllConstraintsFromViewAndSubviews];
     [self.containerView autoPinEdgesToSuperviewEdgesWithInsets:UIEdgeInsetsMake(10.0f, 10.0f, 10.0f, 10.0f)];
 
     self.constraintDemo++;
@@ -275,17 +275,6 @@ - (void)changeConstraintDemo
     }
 }
 
-/**
- Recursive helper method to remove all constraints from a given view and its subviews.
- */
-- (void)removeAllConstraintsFromViewAndSubviews:(UIView *)view
-{
-    [UIView removeConstraints:view.constraints];
-    for (UIView *subview in view.subviews) {
-        [self removeAllConstraintsFromViewAndSubviews:subview];
-    }
-}
-
 #pragma mark Property Accessors
 
 - (UIView *)containerView

diff --git a/Source/UIView+AutoLayout.h b/Source/UIView+AutoLayout.h
@@ -57,6 +57,9 @@ typedef void(^ALConstraintsBlock)(void);    // a block of method calls to the UI
 /** Removes the given constraints from the views they have been added to. */
 + (void)removeConstraints:(NSArray *)constraints;
 
+/** Recursively removes all constraints from the view and its subviews. */
+- (void)removeAllConstraintsFromViewAndSubviews;
+
 
 /** Centers the view in its superview. */
 - (NSArray *)autoCenterInSuperview;

diff --git a/Source/UIView+AutoLayout.m b/Source/UIView+AutoLayout.m
@@ -102,6 +102,17 @@ + (void)removeConstraints:(NSArray *)constraints
     }
 }
 
+/**
+ Recursively removes all constraints from the view and its subviews.
+ */
+- (void)removeAllConstraintsFromViewAndSubviews
+{
+    [UIView removeConstraints:self.constraints];
+    for (UIView *subview in self.subviews) {
+        [subview removeAllConstraintsFromViewAndSubviews];
+    }
+}
+
 /**
  Centers the view in its superview.