/**
* 返回传入veiw的所有层级结构
*
* @param view 需要获取层级结构的view
*
* @return 字符串
*/
- (NSString *)digView:(UIView *)view
{
if ([view isKindOfClass:[UITableViewCell class]]) return @"";
// 1.初始化
NSMutableString *xml = [NSMutableString string];
// 2.标签开头
[xml appendFormat:@"<%@ frame=\"%@\"", view.class, NSStringFromCGRect(view.frame)];
if (!CGPointEqualToPoint(view.bounds.origin, CGPointZero)) {
[xml appendFormat:@" bounds=\"%@\"", NSStringFromCGRect(view.bounds)];
}
if ([view isKindOfClass:[UIScrollView class]]) {
UIScrollView *scroll = (UIScrollView *)view;
if (!UIEdgeInsetsEqualToEdgeInsets(UIEdgeInsetsZero, scroll.contentInset)) {
[xml appendFormat:@" contentInset=\"%@\"", NSStringFromUIEdgeInsets(scroll.contentInset)];
}
}
// 3.判断是否要结束
if (view.subviews.count == 0) {
[xml appendString:@" />"];
return xml;
} else {
[xml appendString:@">"];
}
// 4.遍历所有的子控件
for (UIView *child in view.subviews) {
NSString *childXml = [self digView:child];
[xml appendString:childXml];
}
// 5.标签结尾
[xml appendFormat:@"</%@>", view.class];
return xml;
}