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AsyncDisplayKit/AsyncDisplayKit/ASCellNode.m at WorkingWindowQuickFix · akaking/AsyncDisplayKit · GitHub
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/*
Copyright (c) 2014-present, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*/
#
import
"
ASCellNode.h
"
#
import
"
ASInternalHelpers.h
"
#
import
<
AsyncDisplayKit/_ASDisplayView.h
>
#
import
<
AsyncDisplayKit/ASDisplayNode+Subclasses.h
>
#
import
<
AsyncDisplayKit/ASTextNode.h
>
#
import
<
AsyncDisplayKit/ASInsetLayoutSpec.h
>
#
pragma mark
-
#
pragma mark
ASCellNode
@implementation
ASCellNode
- (
instancetype
)
init
{
if
(!(self = [
super
init
]))
return
nil
;
//
use UITableViewCell defaults
_selectionStyle = UITableViewCellSelectionStyleDefault;
self.
clipsToBounds
=
YES
;
_relayoutAnimation = UITableViewRowAnimationAutomatic;
return
self;
}
- (
instancetype
)
initWithLayerBlock
:
(ASDisplayNodeLayerBlock)
viewBlock
didLoadBlock
:
(ASDisplayNodeDidLoadBlock)
didLoadBlock
{
ASDisplayNodeAssertNotSupported
();
return
nil
;
}
- (
instancetype
)
initWithViewBlock
:
(ASDisplayNodeViewBlock)
viewBlock
didLoadBlock
:
(ASDisplayNodeDidLoadBlock)
didLoadBlock
{
ASDisplayNodeAssertNotSupported
();
return
nil
;
}
- (
void
)
setLayerBacked
:
(
BOOL
)
layerBacked
{
//
ASRangeController expects ASCellNodes to be view-backed. (Layer-backing is supported on ASCellNode subnodes.)
ASDisplayNodeAssert
(!layerBacked,
@"
ASCellNode does not support layer-backing.
"
);
}
- (
void
)
setNeedsLayout
{
ASDisplayNodeAssertThreadAffinity
(self);
[
super
setNeedsLayout
];
if
(_layoutDelegate !=
nil
) {
ASPerformBlockOnMainThread
(^{
[_layoutDelegate
node:
self
didRelayoutWithSuggestedAnimation:
_relayoutAnimation];
});
}
}
- (
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];
}
- (
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];
}
- (
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];
}
- (
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];
}
@end
#
pragma mark
-
#
pragma mark
ASTextCellNode
@interface
ASTextCellNode
() {
NSString
*_text;
ASTextNode *_textNode;
}
@end
@implementation
ASTextCellNode
static
const
CGFloat
kFontSize
=
18
.
0f
;
- (
instancetype
)
init
{
if
(!(self = [
super
init
]))
return
nil
;
_textNode = [[ASTextNode
alloc
]
init
];
[
self
addSubnode:
_textNode];
return
self;
}
- (ASLayoutSpec *)
layoutSpecThatFits
:
(ASSizeRange)
constrainedSize
{
static
const
CGFloat
kHorizontalPadding
=
15
.
0f
;
static
const
CGFloat
kVerticalPadding
=
11
.
0f
;
UIEdgeInsets insets =
UIEdgeInsetsMake
(
kVerticalPadding
,
kHorizontalPadding
,
kVerticalPadding
,
kHorizontalPadding
);
return
[ASInsetLayoutSpec
insetLayoutSpecWithInsets:
insets
child:
_textNode];
}
- (
void
)
setText
:
(
NSString
*)
text
{
if
(_text == text)
return
;
_text = [text
copy
];
_textNode.
attributedString
= [[
NSAttributedString
alloc
]
initWithString:
_text
attributes:
@{
NSFontAttributeName
: [UIFont
systemFontOfSize:
kFontSize
]}];
[
self
setNeedsLayout
];
}
@end
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