90 lines
2.6 KiB
Mathematica
90 lines
2.6 KiB
Mathematica
|
//
|
||
|
// Created by pengfei.zhou on 2019/11/19.
|
||
|
//
|
||
|
|
||
|
#import "DoricScrollerNode.h"
|
||
|
#import "DoricExtensions.h"
|
||
|
|
||
|
@interface DoricScrollView : UIScrollView
|
||
|
@end
|
||
|
|
||
|
@implementation DoricScrollView
|
||
|
|
||
|
- (void)layoutSubviews {
|
||
|
[super layoutSubviews];
|
||
|
if (self.subviews.count > 0) {
|
||
|
UIView *child = self.subviews[0];
|
||
|
[self setContentSize:child.frame.size];
|
||
|
}
|
||
|
}
|
||
|
|
||
|
- (CGSize)sizeThatFits:(CGSize)size {
|
||
|
if (self.subviews.count > 0) {
|
||
|
UIView *child = self.subviews[0];
|
||
|
CGSize childSize = [child sizeThatFits:size];
|
||
|
return CGSizeMake(MIN(size.width, childSize.width), MIN(size.height, childSize.height));
|
||
|
}
|
||
|
return CGSizeZero;
|
||
|
}
|
||
|
@end
|
||
|
|
||
|
@interface DoricScrollerNode ()
|
||
|
@property(nonatomic, strong) DoricViewNode *childNode;
|
||
|
@property(nonatomic, copy) NSString *childViewId;
|
||
|
@end
|
||
|
|
||
|
@implementation DoricScrollerNode
|
||
|
- (UIScrollView *)build {
|
||
|
return [DoricScrollView new];
|
||
|
}
|
||
|
|
||
|
- (void)blend:(NSDictionary *)props {
|
||
|
[super blend:props];
|
||
|
NSDictionary *childModel = [self subModelOf:self.childViewId];
|
||
|
if (!childModel) {
|
||
|
return;
|
||
|
}
|
||
|
NSString *viewId = childModel[@"id"];
|
||
|
NSString *type = childModel[@"type"];
|
||
|
NSDictionary *childProps = childModel[@"props"];
|
||
|
if (self.childNode) {
|
||
|
if ([self.childNode.viewId isEqualToString:viewId]) {
|
||
|
//skip
|
||
|
} else {
|
||
|
if (self.reusable && [type isEqualToString:self.childNode.type]) {
|
||
|
[self.childNode also:^(DoricViewNode *it) {
|
||
|
it.viewId = viewId;
|
||
|
[it blend:childProps];
|
||
|
}];
|
||
|
} else {
|
||
|
[self.childNode.view removeFromSuperview];
|
||
|
self.childNode = [[DoricViewNode create:self.doricContext withType:type] also:^(DoricViewNode *it) {
|
||
|
it.viewId = viewId;
|
||
|
[it initWithSuperNode:self];
|
||
|
[it blend:childProps];
|
||
|
[self.view addSubview:it.view];
|
||
|
}];
|
||
|
}
|
||
|
}
|
||
|
} else {
|
||
|
self.childNode = [[DoricViewNode create:self.doricContext withType:type] also:^(DoricViewNode *it) {
|
||
|
it.viewId = viewId;
|
||
|
[it initWithSuperNode:self];
|
||
|
[it blend:childProps];
|
||
|
[self.view addSubview:it.view];
|
||
|
}];
|
||
|
}
|
||
|
}
|
||
|
|
||
|
- (void)blendView:(UIScrollView *)view forPropName:(NSString *)name propValue:(id)prop {
|
||
|
if ([@"content" isEqualToString:name]) {
|
||
|
self.childViewId = prop;
|
||
|
} else {
|
||
|
[super blendView:view forPropName:name propValue:prop];
|
||
|
}
|
||
|
}
|
||
|
|
||
|
- (void)blendSubNode:(NSDictionary *)subModel {
|
||
|
[self.childNode blend:subModel];
|
||
|
}
|
||
|
@end
|