fbbf8cf16b
fbshipit-source-id: b6fc29740c6875d2e78953b8a7123890a67930f2 Co-authored-by: Sebastian McKenzie <sebmck@fb.com> Co-authored-by: John Knox <jknox@fb.com> Co-authored-by: Emil Sjölander <emilsj@fb.com> Co-authored-by: Pritesh Nandgaonkar <prit91@fb.com>
82 lines
3.0 KiB
Plaintext
82 lines
3.0 KiB
Plaintext
/*
|
|
* Copyright (c) 2018-present, Facebook, Inc.
|
|
*
|
|
* This source code is licensed under the MIT license found in the LICENSE
|
|
* file in the root directory of this source tree.
|
|
*
|
|
*/
|
|
#if FB_SONARKIT_ENABLED
|
|
|
|
#import "SKComponentLayoutWrapper.h"
|
|
|
|
#import <ComponentKit/CKComponent.h>
|
|
#import <ComponentKit/CKComponentRootView.h>
|
|
#import <ComponentKit/CKComponentDataSourceAttachController.h>
|
|
#import <ComponentKit/CKComponentDataSourceAttachControllerInternal.h>
|
|
#import <ComponentKit/CKInspectableView.h>
|
|
|
|
static char const kLayoutWrapperKey = ' ';
|
|
|
|
static CKFlexboxComponentChild findFlexboxLayoutParams(CKComponent *parent, CKComponent *child) {
|
|
if ([parent isKindOfClass:[CKFlexboxComponent class]]) {
|
|
static Ivar ivar = class_getInstanceVariable([CKFlexboxComponent class], "_children");
|
|
static ptrdiff_t offset = ivar_getOffset(ivar);
|
|
|
|
unsigned char *pComponent = (unsigned char*)(__bridge void*)parent;
|
|
auto children = (std::vector<CKFlexboxComponentChild> *)(pComponent + offset);
|
|
|
|
if (children) {
|
|
for (auto it = children->begin(); it != children->end(); it++) {
|
|
if (it->component == child) {
|
|
return *it;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return {};
|
|
}
|
|
|
|
@implementation SKComponentLayoutWrapper
|
|
|
|
+ (instancetype)newFromRoot:(id<CKInspectableView>)root {
|
|
const CKComponentLayout layout = [root mountedLayout];
|
|
SKComponentLayoutWrapper *const wrapper =
|
|
[[SKComponentLayoutWrapper alloc] initWithLayout:layout
|
|
position:CGPointMake(0, 0)
|
|
parentKey:[NSString stringWithFormat: @"%p.", layout.component]];
|
|
if (layout.component)
|
|
objc_setAssociatedObject(layout.component, &kLayoutWrapperKey, wrapper, OBJC_ASSOCIATION_RETAIN_NONATOMIC);
|
|
return wrapper;
|
|
}
|
|
|
|
- (instancetype)initWithLayout:(const CKComponentLayout &)layout position:(CGPoint)position parentKey:(NSString *)parentKey {
|
|
if (self = [super init]) {
|
|
_component = layout.component;
|
|
_size = layout.size;
|
|
_position = position;
|
|
_identifier = [parentKey stringByAppendingString:layout.component ? NSStringFromClass([layout.component class]) : @"(null)"];
|
|
|
|
if (layout.children != nullptr) {
|
|
int index = 0;
|
|
for (const auto &child : *layout.children) {
|
|
if (child.layout.component == nil) {
|
|
continue; // nil children are allowed, ignore them
|
|
}
|
|
SKComponentLayoutWrapper *childWrapper = [[SKComponentLayoutWrapper alloc] initWithLayout:child.layout
|
|
position:child.position
|
|
parentKey:[_identifier stringByAppendingFormat:@"[%d].", index++]];
|
|
childWrapper->_isFlexboxChild = [_component isKindOfClass:[CKFlexboxComponent class]];
|
|
childWrapper->_flexboxChild = findFlexboxLayoutParams(_component, child.layout.component);
|
|
_children.push_back(childWrapper);
|
|
}
|
|
}
|
|
}
|
|
|
|
return self;
|
|
}
|
|
|
|
@end
|
|
|
|
#endif
|