特性

1. 支持自定义返回图片和屏幕边缘的间距
2. 支持自定义leftBarButtonItems和返回按钮的间距
3. 支持自定义leftBarButtonItems、rightBarButtonItems和屏幕边缘的间距
4. 支持自定义leftBarButtonItems、rightBarButtonItems各个 Item 的间距
5. 支持自定义titleView和leftBarButtonItems、rightBarButtonItems的间距
6. 支持屏幕旋转

环境要求

• iOS 11.0+
• Swift 4.2

安装

Cocoapods

在Podfile添加:

pod 'FreeNavigationItem'

使用

开启功能

UINavigationBar.freeNavigationItems()

然后设置相应属性。

全局设置

// UINavigationBar 的相应属性只能全局设置
UINavigationBar.backImageMargin = 0
UINavigationBar.backButtonWidth = 30

UINavigationItem.leftItemsMargin = 0
UINavigationItem.leftItemsSpacing = 0
UINavigationItem.minTitleContentViewMargin = 0
UINavigationItem.rightItemsMargin = 0
UINavigationItem.rightItemsSpacing = 0
UINavigationItem.firstLeftItemToBackSpacing = 0

单个页面指定设置

navigationItem.leftItemsMargin = 10
navigationItem.leftItemsSpacing = 2
navigationItem.minTitleContentViewMargin = 4
navigationItem.rightItemsMargin = 5
navigationItem.rightItemsSpacing = 3
navigationItem.firstLeftItemToBackSpacing = 1