#iOS笔记#Navigation的titleView

@interface HomeTitleView : UIView

@end

@implementation HomeTitleView

- (CGSize)intrinsicContentSize

{

    return CGSizeMake(WF_ScreenWidth - 8, defaultSearchHeight);

}

@end

HomeTitleView *titleView = [HomeTitleView new];    

self.navigationItem.titleView = titleView;

intrinsicContentSize,返回他的内容尺寸大小，防止由于navigation的titleView宽度限制，导致它的subview大小发生改变