【代碼筆記】iOS-MBProgressHUD，ios-mbprogresshud

【代碼筆記】iOS-MBProgressHUD，ios-mbprogresshud

一，工程圖。

二，代碼。

AppDelegate.h

#import <UIKit/UIKit.h>#import "MBProgressHUD.h"@interface AppDelegate : UIResponder<UIApplicationDelegate,MBProgressHUDDelegate>{     MBProgressHUD *mbProgressHUD;}@property (strong, nonatomic) UIWindow *window;@end

 

AppDelegate.m

#import "AppDelegate.h"#import "RootViewController.h"// iPhone 裝置的bounds#define MAIN_SCREEN_FRAME [[UIScreen mainScreen] bounds]// iPhone 裝置的高度#define MAIN_SCREEN_HEIGHT MAIN_SCREEN_FRAME.size.height-20// NAV 高度#define NAV_HEIGHT 44// TAB 高度#define TAB_HEIGHT 50// NAV+TAB 高度#define NAV_AND_TAB_HEIGHT (NAV_HEIGHT+TAB_HEIGHT)@implementation AppDelegate- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions{    self.window = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];    // Override point for customization after application launch.        RootViewController *rootVC=[[RootViewController alloc]init];    UINavigationController *nav=[[UINavigationController alloc]initWithRootViewController:rootVC];    self.window.rootViewController=nav;        //MBProgressHUD的用法    [self ShowProgressHUD:@"I love you!"];    [self HideProgressHUD:0.2];        self.window.backgroundColor = [UIColor whiteColor];    [self.window makeKeyAndVisible];    return YES;}#pragma mark - MBProgressHUD-(MBProgressHUD*)ShowProgressHUD:(NSString*) tips;{    CGFloat width = 160;    CGRect frame = CGRectMake((320-width)/2,(MAIN_SCREEN_HEIGHT-NAV_AND_TAB_HEIGHT-width)/2, width, width);    if (!mbProgressHUD) {        mbProgressHUD = [[MBProgressHUD alloc] initWithFrame:frame];        [self.window addSubview:mbProgressHUD];    }    [self.window bringSubviewToFront:mbProgressHUD];    mbProgressHUD.delegate = self;    mbProgressHUD.labelText = tips;    [mbProgressHUD show:YES];    return mbProgressHUD;}-(void)HideProgressHUD:(NSTimeInterval)afterDelay;{    if (mbProgressHUD)    {        [mbProgressHUD hide:TRUE afterDelay:afterDelay];    }}