iOS SDK 介绍及导入

                 1 - (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions
 2{
 3//AppKey:注册的AppKey，详细见下面注释。
 4//apnsCertName:推送证书名（不需要加后缀），详细见下面注释。 5     EMOptions *options = [EMOptions optionsWithAppkey:@"douser#istore"];
 6     options.apnsCertName = @"istore_dev";
 7    [[EMClient sharedClient] initializeSDKWithOptions:options];
 8 9return YES;
10}
1112// APP进入后台13 - (void)applicationDidEnterBackground:(UIApplication *)application
14{
15    [[EMClient sharedClient] applicationDidEnterBackground:application];
16}
1718// APP将要从后台返回19 - (void)applicationWillEnterForeground:(UIApplication *)application
20{
21    [[EMClient sharedClient] applicationWillEnterForeground:application];
22 }

                 1
                #import
                "
                RegistViewController.h
                "
                 2
                #import
                "
                EMSDK.h
                "
                //
                 环信的框架
                 3
                @interface
                 RegistViewController ()

                 4
                //
                 用户名
                 5 @property (weak, nonatomic) IBOutlet UITextField *userNameTextFiled;
 6 7// 密码 8 @property (weak, nonatomic) IBOutlet UITextField *passwordTextField;
 91011@end1213@implementation RegistViewController
1415 - (void)viewDidLoad {
16    [super viewDidLoad];
17// Do any additional setup after loading the view.18}
1920// 点击注册按钮21 - (IBAction)didClickRegistButton:(id)sender {
2223if (self.userNameTextFiled.text.length == 0 || self.passwordTextField.text.length == 0) {
24         NSLog(@"用户名密码不能为空");
25return;
26    }
2728// 环信的注册方法2930     EMError *error = [[EMClient sharedClient] registerWithUsername:self.userNameTextFiled.text password:self.passwordTextField.text];
31     NSLog(@"error = %@", error);
32if (!error) {
33         NSLog(@"注册成功");
34    }
3536 }

                 1
                #import
                "
                ViewController.h
                "
                 2
                #import
                "
                EMSDK.h
                "
                 3
                @interface
                 ViewController ()

                 4
                //
                 用户名
                 5 @property (weak, nonatomic) IBOutlet UITextField *UserNameFiledText;
 6 7// 密码 8 @property (weak, nonatomic) IBOutlet UITextField *passwordFieldText;
 91011@end1213@implementation ViewController
1415 - (void)viewDidLoad {
16    [super viewDidLoad];
17// Do any additional setup after loading the view, typically from a nib.18}
192021// 登录按钮22 - (IBAction)loginClickButton:(id)sender {
2324if (self.UserNameFiledText.text.length == 0 || self.passwordFieldText.text.length == 0) {
25         NSLog(@"用户名密码不能为空");
26    }
2728// 环信登录的方法29     EMError *error = [[EMClient sharedClient] loginWithUsername:self.UserNameFiledText.text password:self.passwordFieldText.text];
30     NSLog(@"%@", error);
31if (!error) {
32         NSLog(@"登录成功");
33// 返回会话列表3435        [self dismissViewControllerAnimated:YES completion:nil];
36    }
3738 }

                1 EMError *error = [[EMClient sharedClient] loginWithUsername:@"8001" password:@"111111"];
2if (!error)
3{
4   [[EMClient sharedClient].options setIsAutoLogin:YES];
5 }