//判断是否是ipad

define isPad ([[UIDevice currentDevice] userInterfaceIdiom] == UIUserInterfaceIdiomPad)

//判断iPhone4系列

define IS_IPHONE_4 ([UIScreen instancesRespondToSelector:@selector(currentMode)] ? CGSizeEqualToSize(CGSizeMake(640, 960), [[UIScreen mainScreen] currentMode].size) && !isPad : NO)

//判断iPhone5系列

define IS_IPHONE_5 ([UIScreen instancesRespondToSelector:@selector(currentMode)] ? CGSizeEqualToSize(CGSizeMake(640, 1136), [[UIScreen mainScreen] currentMode].size) && !isPad : NO)

//判断iPhone6系列

define IS_IPHONE_6 ([UIScreen instancesRespondToSelector:@selector(currentMode)] ? CGSizeEqualToSize(CGSizeMake(750, 1334), [[UIScreen mainScreen] currentMode].size) && !isPad : NO)

//判断iphone6+系列

define IS_IPHONE_6Plus ([UIScreen instancesRespondToSelector:@selector(currentMode)] ? CGSizeEqualToSize(CGSizeMake(1242, 2208), [[UIScreen mainScreen] currentMode].size) && !isPad : NO)

//判断iPHoneX

define IS_IPHONE_X CGRectEqualToRect([UIScreen mainScreen].bounds, CGRectMake(0, 0, 375, 812))

//判断iPHoneXr

define IS_IPHONE_Xr ([UIScreen instancesRespondToSelector:@selector(currentMode)] ? CGSizeEqualToSize(CGSizeMake(828, 1792), [[UIScreen mainScreen] currentMode].size) && !isPad : NO)

//判断iPhoneXs

define IS_IPHONE_Xs ([UIScreen instancesRespondToSelector:@selector(currentMode)] ? CGSizeEqualToSize(CGSizeMake(1125, 2436), [[UIScreen mainScreen] currentMode].size) && !isPad : NO)

//判断iPhoneXs Max

define IS_IPHONE_Xs_Max ([UIScreen instancesRespondToSelector:@selector(currentMode)] ? CGSizeEqualToSize(CGSizeMake(1242, 2688), [[UIScreen mainScreen] currentMode].size) && !isPad : NO)

                    //***********  适配iphone X  ***********

// 顶部导航栏+状态栏 （安全区域）

define SafeAreaTopHeight ((IS_IPHONE_X==YES || IS_IPHONE_Xr ==YES || IS_IPHONE_Xs== YES || IS_IPHONE_Xs_Max== YES) ? 88.0 : 64.0)

// 底部安全区域

define SafeAreaBottomHeight ((IS_IPHONE_X==YES || IS_IPHONE_Xr ==YES || IS_IPHONE_Xs== YES || IS_IPHONE_Xs_Max== YES) ? 34 : 0)

// 状态栏高度

define StatusBarHeight ((IS_IPHONE_X==YES || IS_IPHONE_Xr ==YES || IS_IPHONE_Xs== YES || IS_IPHONE_Xs_Max== YES) ? 44.0 : 20.0)

// 屏幕宽与高

define kscHeight [UIScreen mainScreen].bounds.size.height

define kScreenW [UIScreen mainScreen].bounds.size.width

// 屏幕安全区域的高

define kScreenH ((IS_IPHONE_X==YES || IS_IPHONE_Xr ==YES || IS_IPHONE_Xs== YES || IS_IPHONE_Xs_Max== YES) ? kscHeight-34 : kscHeight)