iOS学习 应用程序对象介绍AppDelegate 信息提醒
来源:互联网 发布:淘宝兼职广告语大全集 编辑:程序博客网 时间:2024/04/29 02:47
#import "AppDelegate.h"
@interface AppDelegate ()
@end
@implementation AppDelegate
#pragma mark - 应用程序加载完成
- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {
NSLog(@"应用程序加载完成");
// Override point for customization after application launch.
returnYES;
}
#pragma mark - 即将非活跃状态(即将失去焦点)
- (void)applicationWillResignActive:(UIApplication *)application {
NSLog(@"即将非活跃状态(即将失去焦点)");
// Sent when the application is about to move from active to inactive state. This can occur for certain types of temporary interruptions (such as an incoming phone call or SMS message) or when the user quits the application and it begins the transition to the background state.
// Use this method to pause ongoing tasks, disable timers, and throttle down OpenGL ES frame rates. Games should use this method to pause the game.
// OpenGL open Graphics Library
}
#pragma mark - 应用程序进入后台
- (void)applicationDidEnterBackground:(UIApplication *)application {
NSLog(@"应用程序进入后台");
// Use this method to release shared resources, save user data, invalidate timers, and store储存 enough application state information to restore恢复 your application to its current state in case it is terminated later.
// If your application supports background execution, this method is called instead of applicationWillTerminate: when the user quits.
}
#pragma mark - 即将进入前台
- (void)applicationWillEnterForeground:(UIApplication *)application {
NSLog(@"即将进入前台");
// Called as part of the transition from the background to the inactive state; here you can undo many of the changes made on entering the background.
}
#pragma mark - 称为活跃状态(获取焦点)可以让用户操作
- (void)applicationDidBecomeActive:(UIApplication *)application {
NSLog(@"称为活跃状态(获取焦点)可以让用户操作");
// Restart any tasks that were paused (or not yet started) while the application was inactive. If the application was previously in the background, optionally refresh the user interface.
}
#pragma mark - 应用即将被销毁的时候调用
- (void)applicationWillTerminate:(UIApplication *)application {
NSLog(@"应用即将被销毁的时候调用");
// Called when the application is about to terminate. Save data if appropriate. See also applicationDidEnterBackground:.
}
- (void)applicationDidReceiveMemoryWarning:(UIApplication *)application {
NSLog(@"接收到内存警告");
}
@end
#import "ViewController.h"
@interface ViewController ()
@end
@implementation ViewController
- (void)viewDidLoad {
[superviewDidLoad];
// Do any additional setup after loading the view, typically from a nib.
}
- (IBAction)btnClick {
// 单例对象
UIApplication *app1 = [UIApplicationsharedApplication];
// NSLog(@"%@", app1);
UIApplication *app2 = [UIApplicationsharedApplication];
// NSLog(@"%@", app2);
// networkActivityIndicatorVisible联网指示器
// app1.networkActivityIndicatorVisible = YES;
app1.networkActivityIndicatorVisible = !app1.isNetworkActivityIndicatorVisible;
// applicationIconBadgeNumber应用头像上的数字
/**
// 在IOS 8.0以后,应用必须注册用户通知,在设置数字之前
In iOS 8.0 and later, your application must register for user notifications using -[UIApplication registerUserNotificationSettings:] before being able to set the icon badge.
*/
// SEL;
// 判断手机系统的版本
double systemVersion = [[UIDevicecurrentDevice].systemVersiondoubleValue];
if (systemVersion >=8.0) {
// 注册用户通知,只提醒一次
UIUserNotificationCategory *category = [[UIUserNotificationCategoryalloc] init];
NSSet *set = [NSSetsetWithObject:category];
UIUserNotificationSettings *settings = [UIUserNotificationSettingssettingsForTypes:UIUserNotificationTypeBadgecategories:set];
[app1 registerUserNotificationSettings:settings];
}
app1.applicationIconBadgeNumber =10;
app1.statusBarHidden =YES;
}
// 隐藏状态栏
//- (BOOL)prefersStatusBarHidden {
//
// return YES;
//}
@end
- iOS学习 应用程序对象介绍AppDelegate 信息提醒
- IOS AppDelegate介绍
- iOS 获取AppDelegate对象
- iOS appdelegate几个方法介绍
- iOS-AppDelegate中回调方法简单介绍
- ios项目中如何得到appdelegate对象
- IOS开发概述-06.AppDelegate对象
- ios 获取AppDelegate对象的成员变量
- iOS 【应用程序app运行原理-UIApplication-AppDelegate.m-UIApplicationMain】
- [IOS 消息提醒]--状态条上提醒信息- WTStatusBar
- iOS 通知信息提醒组件 JSNotifier
- 获取ios 应用程序信息
- iOS Xcode AppDelegate.m中方法的介绍
- wxPython:应用程序对象介绍
- ios应用程序核心对象
- IOS学习笔记之十三:AppDelegate的理解
- IOS学习3——AppDelegate .m文件
- iOS学习笔记(2)AppDelegate的生命周期.
- 二元多项式
- 巧用cssText属性批量操作样式
- Java注释@interface的用法
- POJ 1308(简单并查集)
- Android 5.1.1 状态栏裁剪以及点击状态栏的事件监听裁剪
- iOS学习 应用程序对象介绍AppDelegate 信息提醒
- M - Tunnel Warfare
- EditTexit只输入数字 android:digits 与始终隐藏软键盘setInputType冲突解决
- windows 10 Bitlocker新特性及破解方法简介
- Selenium源码分析之WebDriver
- POJ 2386 Lake Counting(水淹菜地,DFS,八连通,连通分量)
- 记一次工作中的不愉快
- [bzoj3236][Ahoi2013]作业(莫队+树状数组)
- 96.Which two operations can be performed on an external table? (Choose two.) A.Create a view on the