iOS:fix NestedScroll

doric-iOS/Pod/Classes/Shader/DoricNestedSliderNode.m

@@ -25,27 +25,6 @@ @interface DoricNestedSliderView : UIScrollView
 @end
 
 @implementation DoricNestedSliderView
-//- (CGSize)sizeThatFits:(CGSize)size {
-//    if (self.subviews.count > 0) {
-//        CGFloat width = size.width;
-//        CGFloat height = size.height;
-//        for (UIView *child in self.subviews) {
-//            CGSize childSize = [child measureSize:size];
-//            width = MAX(childSize.width, width);
-//            height = MAX(childSize.height, height);
-//        }
-//        return CGSizeMake(width, height);
-//    }
-//    return size;
-//}
-//
-//- (void)layoutSelf:(CGSize)targetSize {
-//    [super layoutSelf:targetSize];
-//    [self.subviews forEachIndexed:^(__kindof UIView *obj, NSUInteger idx) {
-//        obj.left = idx * self.width;
-//    }];
-//    [self setContentSize:CGSizeMake(self.subviews.count * self.width, self.height)];
-//}
 @end
 
 @interface DoricNestedSliderNode () <UIScrollViewDelegate>
@@ -85,6 +64,13 @@ - (void)scrollViewDidEndDecelerating:(UIScrollView *)scrollView {
     self.lastPosition = pageIndex;
 }
 
+- (void)requestLayout {
+    [self.childNodes forEachIndexed:^(DoricViewNode *node, NSUInteger idx) {
+        [node.view.doricLayout apply:self.view.frame.size];
+        node.view.left = idx * self.view.width;
+    }];
+    self.view.contentSize = CGSizeMake(self.childNodes.count * self.view.width, self.view.height);
+}
 
 - (void)slidePage:(NSDictionary *)params withPromise:(DoricPromise *)promise {
     NSUInteger pageIndex = [params[@"page"] unsignedIntegerValue];