view controller node is resized to match layoutspec for cells

Author: lappp9

AsyncDisplayKit/ASCellNode.h

@@ -93,6 +93,15 @@ typedef NSUInteger ASCellNodeAnimation;
  */
 - (void)setNeedsLayout;
 
+
+
+/* TODO: WRITE DOCUMENTATION */
+
+- (instancetype)initWithViewControllerBlock:(ASDisplayNodeViewControllerBlock)viewControllerBlock;
+- (instancetype)initWithViewControllerBlock:(ASDisplayNodeViewControllerBlock)viewControllerBlock didLoadBlock:(ASDisplayNodeDidLoadBlock)didLoadBlock;
+
+
+
 @end
 
 

AsyncDisplayKit/ASCellNode.m

@@ -18,6 +18,13 @@
 #pragma mark -
 #pragma mark ASCellNode
 
+@interface ASCellNode (){
+ASDisplayNodeDidLoadBlock _nodeLoadedBlock;
+ASDisplayNode *_viewControllerNode;
+UIViewController *_viewController;
+}
+@end
+
 @implementation ASCellNode
 
 - (instancetype)init
@@ -32,6 +39,35 @@ - (instancetype)init
   return self;
 }
 
+- (instancetype)initWithViewControllerBlock:(ASDisplayNodeViewControllerBlock)viewControllerBlock
+{
+  return [self initWithViewControllerBlock:viewControllerBlock didLoadBlock:nil];
+}
+
+- (instancetype)initWithViewControllerBlock:(ASDisplayNodeViewControllerBlock)viewControllerBlock didLoadBlock:(ASDisplayNodeDidLoadBlock)didLoadBlock
+{
+  if (!(self = [super init]))
+    return nil;
+  
+  ASDisplayNodeAssertNotNil(viewControllerBlock, @"should initialize with a valid block that returns a UIViewController");
+  
+  _viewController = viewControllerBlock();
+  _viewControllerNode = [[ASDisplayNode alloc] initWithViewBlock:^UIView *{
+        return _viewController.view;
+      } didLoadBlock:didLoadBlock];
+  
+  [self addSubnode:_viewControllerNode];
+  
+  _nodeLoadedBlock = didLoadBlock;  //not sure where i should plug in to call this...
+  return self;
+}
+
+- (ASLayoutSpec *)layoutSpecThatFits:(ASSizeRange)constrainedSize {
+  _viewControllerNode.frame = (CGRect){{0,0}, constrainedSize.max};
+  
+  return [super layoutSpecThatFits:constrainedSize];
+}
+
 - (instancetype)initWithLayerBlock:(ASDisplayNodeLayerBlock)viewBlock didLoadBlock:(ASDisplayNodeDidLoadBlock)didLoadBlock
 {
   ASDisplayNodeAssertNotSupported();
@@ -40,9 +76,8 @@ - (instancetype)initWithLayerBlock:(ASDisplayNodeLayerBlock)viewBlock didLoadBlo
 
 - (instancetype)initWithViewBlock:(ASDisplayNodeViewBlock)viewBlock didLoadBlock:(ASDisplayNodeDidLoadBlock)didLoadBlock
 {
-  return [super initWithViewBlock:viewBlock didLoadBlock:didLoadBlock];
-//  ASDisplayNodeAssertNotSupported();
-//  return nil;
+  ASDisplayNodeAssertNotSupported();
+  return nil;
 }
 
 - (void)setLayerBacked:(BOOL)layerBacked
@@ -70,27 +105,39 @@ - (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event
   ASDisplayNodeAssertMainThread();
   ASDisplayNodeAssert([self.view isKindOfClass:_ASDisplayView.class], @"ASCellNode views must be of type _ASDisplayView");
   [(_ASDisplayView *)self.view __forwardTouchesBegan:touches withEvent:event];
+//  if (_viewController) {
+//    [_viewController touchesBegan:touches withEvent:event];
+//  }
 }
 
 - (void)touchesMoved:(NSSet *)touches withEvent:(UIEvent *)event
 {
   ASDisplayNodeAssertMainThread();
   ASDisplayNodeAssert([self.view isKindOfClass:_ASDisplayView.class], @"ASCellNode views must be of type _ASDisplayView");
   [(_ASDisplayView *)self.view __forwardTouchesMoved:touches withEvent:event];
+//  if (_viewController) {
+//    [_viewController touchesMoved:touches withEvent:event];
+//  }
 }
 
 - (void)touchesEnded:(NSSet *)touches withEvent:(UIEvent *)event
 {
   ASDisplayNodeAssertMainThread();
   ASDisplayNodeAssert([self.view isKindOfClass:_ASDisplayView.class], @"ASCellNode views must be of type _ASDisplayView");
   [(_ASDisplayView *)self.view __forwardTouchesEnded:touches withEvent:event];
+//  if (_viewController) {
+//    [_viewController touchesEnded:touches withEvent:event];
+//  }
 }
 
 - (void)touchesCancelled:(NSSet *)touches withEvent:(UIEvent *)event
 {
   ASDisplayNodeAssertMainThread();
   ASDisplayNodeAssert([self.view isKindOfClass:_ASDisplayView.class], @"ASCellNode views must be of type _ASDisplayView");
   [(_ASDisplayView *)self.view __forwardTouchesCancelled:touches withEvent:event];
+//  if (_viewController) {
+//    [_viewController touchesCancelled:touches withEvent:event];
+//  }
 }
 
 @end

AsyncDisplayKit/ASDisplayNode.h

@@ -98,10 +98,6 @@ typedef NS_OPTIONS(NSUInteger, ASInterfaceState)
  */
 - (id)init;
 
-
-- (id)initWithViewControllerBlock:(ASDisplayNodeViewControllerBlock)viewControllerBlock;
-- (id)initWithViewControllerBlock:(ASDisplayNodeViewControllerBlock)viewControllerBlock didLoadBlock:(ASDisplayNodeDidLoadBlock)didLoadBlock;
-
 /**
  * @abstract Alternative initializer with a block to create the backing view.
  *

AsyncDisplayKit/ASDisplayNode.mm

@@ -251,25 +251,6 @@ - (id)initWithLayerClass:(Class)layerClass
   return self;
 }
 
-- (id)initWithViewControllerBlock:(ASDisplayNodeViewControllerBlock)viewControllerBlock
-{
-  return [self initWithViewControllerBlock:viewControllerBlock didLoadBlock:nil];
-}
-
-- (id)initWithViewControllerBlock:(ASDisplayNodeViewControllerBlock)viewControllerBlock didLoadBlock:(ASDisplayNodeDidLoadBlock)didLoadBlock
-{
-  if (!(self = [super init]))
-    return nil;
-  
-  ASDisplayNodeAssertNotNil(viewControllerBlock, @"should initialize with a valid block that returns a UIViewController");
-
-  return [self initWithViewBlock:^UIView *{
-    UIViewController *vc = viewControllerBlock();
-    vc.view.clipsToBounds = YES; // not sure this is the way to go, doesn't really make it better per se
-    return vc.view;
-  } didLoadBlock:didLoadBlock];
-}
-
 - (id)initWithViewBlock:(ASDisplayNodeViewBlock)viewBlock
 {
   return [self initWithViewBlock:viewBlock didLoadBlock:nil];

examples/CollectionViewWithViewControllerCells/Sample/ViewController.m

@@ -14,7 +14,7 @@
 #import <AsyncDisplayKit/AsyncDisplayKit.h>
 #import "MosaicCollectionViewLayout.h"
 #import "SupplementaryNode.h"
-#import "ImageCellNode.h"
+#import "ImageViewController.h"
 
 static NSUInteger kNumberOfImages = 14;
 
@@ -92,7 +92,13 @@ - (void)reloadTapped
 
 - (ASCellNode *)collectionView:(ASCollectionView *)collectionView nodeForItemAtIndexPath:(NSIndexPath *)indexPath
 {
-  return [[ImageCellNode alloc] initWithImage:_sections[indexPath.section][indexPath.item]];
+  ASCellNode *node = [[ASCellNode alloc] initWithViewControllerBlock:^UIViewController *{
+    return [[ImageViewController alloc] initWithImage:_sections[indexPath.section][indexPath.item]];
+  }];
+  
+  return node;
+  
+  //[[ImageCellNode alloc] initWithImage:_sections[indexPath.section][indexPath.item]];
 }
 
 - (ASCellNode *)collectionView:(ASCollectionView *)collectionView nodeForSupplementaryElementOfKind:(NSString *)kind atIndexPath:(NSIndexPath *)indexPath