05-第三方框架

2016-05-29  本文已影响65人  月下独酌灬

第三方框架

项目中使用到以下第三方框架

Pod 安装

$ touch Podfile
use_frameworks!
platform :ios, '8.0'
pod 'AFNetworking'
pod 'SDWebImage'
pod 'SVProgressHUD'
pod 'SnapKit'
$ pod install
// 如果太慢可以尝试:
// $ pod install --verbose --no-repo-update
$ pod update

在 Swift 项目中,cocoapod 仅支持以 Framework 方式添加框架,因此需要在 Podfile 中添加 use_frameworks!

AFNetworking

ATS 设置

<key>NSAppTransportSecurity</key>
<dict>
  <!--Include to allow all connections (DANGER)-->
  <key>NSAllowsArbitraryLoads</key>
      <true/>
</dict>

封装网络框架的必要性

网络框架-1.png

OC 封装网络工具

+ (instancetype)sharedTools {

    static NetworkTools *instance;

    static dispatch_once_t onceToken;
    dispatch_once(&onceToken, ^{
        instance = [[NetworkTools alloc] initWithBaseURL:nil];

        instance.responseSerializer.acceptableContentTypes = [instance.responseSerializer.acceptableContentTypes setByAddingObject:@"text/html"];
    });

    return instance;
}
- (void)request:(NSString *)URLString parameters:(id)parameters finished:(void (^)(id result, NSError *error))finished {

    NSAssert(finished != nil, @"必须输入完成回调");

    [self GET:URLString parameters:parameters success:^(NSURLSessionDataTask * _Nonnull task, id  _Nonnull responseObject) {
        finished(responseObject, nil);
    } failure:^(NSURLSessionDataTask * _Nonnull task, NSError * _Nonnull error) {
        finished(nil, error);
    }];
}
[[NetworkTools sharedTools] request:@"http://www.weather.com.cn/data/sk/101010100.html" parameters:nil finished:^(id result, NSError *error) {
    NSLog(@"%@ %@", result, error);
}];
/// 网络请求枚举类型
typedef enum : NSUInteger {
    GET,
    POST,
} HMRequestMethod;
@protocol NetworkToolsProxy <NSObject>

/// AFN 内部网络请求方法
///
/// @param method     请求方法
/// @param URLString  URLString
/// @param parameters 参数字典
/// @param success    成功回调
/// @param failure    失败回调
///
/// @return NSURLSessionDataTask,需要 resume
@optional
- (NSURLSessionDataTask *)dataTaskWithHTTPMethod:(NSString *)method
                                       URLString:(NSString *)URLString
                                      parameters:(id)parameters
                                         success:(void (^)(NSURLSessionDataTask *, id))success
                                         failure:(void (^)(NSURLSessionDataTask *, NSError *))failure;

@end
- (void)request:(HMRequestMethod)method URLString:(NSString *)URLString parameters:(id)parameters finished:(void (^)(id result, NSError *error))finished {

    NSAssert(finished != nil, @"必须输入完成回调!");

    NSString *methodName = (method == GET) ? @"GET" : @"POST";

    [[self dataTaskWithHTTPMethod:methodName URLString:URLString parameters:parameters success:^(NSURLSessionDataTask *task, id responseObject) {

        finished(responseObject, nil);
    } failure:^(NSURLSessionDataTask *task, NSError *error) {

        NSLog(@"%@", error);
        finished(nil, error);
    }] resume];
}
[[NetworkTools sharedTools] request:GET URLString:@"http://www.weather.com.cn/data/sk/101010100.html" parameters:nil finished:^(id result, NSError *error) {

    NSLog(@"%@ %@", result, error);
}];
[[NetworkTools sharedTools] request:POST URLString:@"http://httpbin.org/post" parameters:@{@"name": @"zhangsan", @"age": @18} finished:^(id result, NSError *error) {

    NSLog(@"%@ %@", result, error);
}];

Swift 封装网络工具

/// 请求方法
enum HMRequestMethod: String {
    case GET = "GET"
    case POST = "POST"
}
/// 网络工具类
class NetworkTools: AFHTTPSessionManager {

    /// 网络工具单例
    static let sharedTools: NetworkTools = {

        let tools = NetworkTools(baseURL: nil)

        tools.responseSerializer.acceptableContentTypes?.insert("text/html")

        return tools
    }()
}
// MARK: - 封装 AFN 内部方法
extension NetworkTools {

    /// 请求回调
    typealias RequestCallBack = (result: AnyObject?, error: NSError?) -> ()

    /// 网络请求方法
    ///
    /// - parameter method:     请求方法 GET / POST
    /// - parameter URLString:  URLString
    /// - parameter parameters: 参数字典
    /// - parameter finished:   完成回调
    func request(method: HMRequestMethod, URLString: String, parameters: [String: AnyObject]?, finished:RequestCallBack) {

        // 成功回调
        let success = { (task: NSURLSessionDataTask, result: AnyObject) -> Void in
            finished(result: result, error: nil)
        }
        // 失败回调
        let failure = { (task: NSURLSessionDataTask, error: NSError) -> Void in
            print(error)

            finished(result: nil, error: error)
        }

        if method == HMRequestMethod.GET {

            GET(URLString, parameters: parameters, success: success, failure: failure)
        } else {
            POST(URLString, parameters: parameters, success: success, failure: failure)
        }
    }
}

小结

SDWebImage & SVProgressHUD

SVProgressHUD

框架地址

https://github.com/TransitApp/SVProgressHUD

MBProgressHUD 对比

使用

import SVProgressHUD

SVProgressHUD.showInfoWithStatus("正在玩命加载中...", maskType: SVProgressHUDMaskType.Gradient)

SDWebImage

import SDWebImage

let url = NSURL(string: "http://img0.bdstatic.com/img/image/6446027056db8afa73b23eaf953dadde1410240902.jpg")!
SDWebImageManager.sharedManager().downloadImageWithURL(url, options: SDWebImageOptions.allZeros, progress: nil) { (image, _, _, _, _) in
    let data = UIImagePNGRepresentation(image)
    data.writeToFile("/Users/apple/Desktop/123.jpg", atomically: true)
}

SnapKit

SnapKitMasonry 框架的团队针对 Swift 全新开发的一套自动布局框架

SnapKit.png

代码演练

import SnapKit
// 2.1 图标
iconView.snp_makeConstraints { (make) -> Void in
    make.center.equalTo(self)
}
// 2.2 圆圈
circleView.snp_makeConstraints { (make) -> Void in
    make.center.equalTo(iconView)
}
// 2.3 消息
messageLabel.snp_makeConstraints { (make) -> Void in
    make.width.equalTo(224)
    make.top.equalTo(circleView.snp_bottom).offset(16)
    make.centerX.equalTo(circleView)
}
// 2.4 注册按钮
registerButton.snp_makeConstraints { (make) -> Void in
    make.leading.equalTo(messageLabel)
    make.top.equalTo(messageLabel.snp_bottom).offset(16)
    make.size.equalTo(CGSizeMake(100, 35))
}
// 2.5 登录按钮
loginButton.snp_makeConstraints { (make) -> Void in
    make.trailing.equalTo(messageLabel)
    make.centerY.equalTo(registerButton)
    make.size.equalTo(CGSizeMake(100, 35))
}
// 2.6 阴影按钮
maskIconView.snp_makeConstraints { (make) -> Void in
    make.top.equalTo(self)
    make.bottom.equalTo(registerButton)
    make.width.equalTo(self)
}
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