iOS開發常用的第三方類庫

jopen 11年前發布 | 76K 次閱讀 IOS iOS開發 移動開發
  • Reachability 檢測網絡連接
  • ASIHTTPRequest 網絡請求
  • MBProgressHUD 提示效果
  • SVProgressHUD 提示效果
  • ZAActivityBar 提示效果
  • SBJson JSON解析
  • JSONKit JSON解析
  • SDWebImage 圖片異步加載及緩存
  • UIActivityIndicator-for-SDWebImage 為SDWebImage顯示加載效果
  • UIImage+Resize 調整圖片大小
  • ImageCacheResize 異步加載圖片、緩存及調整大小
  • EGOTableViewPullRefresh  下拉刷新
  • PullToRefresh 下拉刷新
  • STableViewController  下拉刷新、上拉加載更多
  • SVPullToRefresh 下拉刷新、上拉加載更多
  • CMPopTipView 提示信息
  • PrettyKit
  • MGBox2
  • Nimbus
  • FlatUIKit
  • MUKMediaGallery
  • PTShowcaseViewController
  • MWPhotoBrowser
  • ios-image-filters
  • PDF Reader Core for iOS
  • DTCoreText
  • FTCoreText
  • CoreTextWrapper
  • Base64
  • RNCryptor
  • 在iOS開發中不可避免的會用到一些第三方類庫,它們提供了很多實用的功能,使我們的開發變得更有效率;同時,也可以從它們的源代碼中學習到很多有用的東西。

    Reachability 檢測網絡連接

    用來檢查網絡連接是否可用:包括WIFI和WWAN(3G/EDGE/CDMA等)兩種工作模式。

    可以從Apple網站下載到: http://developer.apple.com/library/ios/#samplecode/Reachability/History/History.html#//apple_ref/doc/uid/DTS40007324-RevisionHistory-DontLinkElementID_1

    現在有更好的替代品:https://github.com/tonymillion/Reachability,比Apple提供的兼容性更好,而且更加好用,更具體的使用方法請看它提供的例子。

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    Reachability* reach = [Reachability reachabilityWithHostname:@"www.google.com"];
    reach.reachableBlock = ^(Reachability*reach) {
        NSLog(@"網絡可用!");
    };
    reach.unreachableBlock = ^(Reachability*reach) {
        NSLog(@"網絡不可用!");
    };
    // 開始監聽
    [reach startNotifier];

    ASIHTTPRequest 網絡請求

    ASIHTTPRequest是對CFNetwork API的一個包裝,它提供了一套更加簡潔的API,使用起來也更加簡單。

    官方網站:http://allseeing-i.com/ASIHTTPRequest/

    GitHub:https://github.com/pokeb/asi-http-request

    它不僅僅支持基本的HTTP請求,而且支持基于REST的服務(GET/POST/PUT/DELETE)。

    最讓人喜歡的是,它支持block語法:

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    NSURL *url = [NSURL URLWithString:@" http://allseeing-i.com "];
    __block ASIHTTPRequest *request = [ASIHTTPRequest requestWithURL:url];
    [request setCompletionBlock:^{
       // Use when fetching text data
       NSString *responseString = [request responseString];
       // Use when fetching binary data
       NSData *responseData = [request responseData];
    }];
    [request setFailedBlock:^{
       NSError *error = [request error];
    }];
    [request startAsynchronous];

    它的ASIFormDataRequest子類可以橫容易的提交表單數據和文件:

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    ASIFormDataRequest *request = [ASIFormDataRequest requestWithURL:url];
    [request setPostValue:@"Ben" forKey:@"first_name"];
    [request setPostValue:@"Copsey" forKey:@"last_name"];
    // Upload a file on disk
    [request setFile:@"/Users/ben/Desktop/ben.jpg" withFileName:@"myphoto.jpg" andContentType:@"image/jpeg"
    forKey:@"photo"];
    // Upload an NSData instance
    [request setData:imageData withFileName:@"myphoto.jpg" andContentType:@"image/jpeg" forKey:@"photo"];

    詳細的使用方法請下載相應的源代碼及例子,或者從官方的使用說明http://allseeing-i.com/ASIHTTPRequest/How-to-use開始。

    MBProgressHUD 提示效果

    支持各種狀態加載的提示效果,以及帶進度的提示效果。

    GitHub:https://github.com/matej/MBProgressHUD

    一般會在.m文件實現MBProgressHUDDelegate協議,并聲明HUD變量:

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    @interface SampleViewController ()<MBProgressHUDDelegate>
    {
        MBProgressHUD *HUD;
    }
    #pragma mark -
    #pragma mark MBProgressHUDDelegate methods
    - (void)hudWasHidden:(MBProgressHUD *)hud {
      // Remove HUD from screen when the HUD was hidded
      [HUD removeFromSuperview];
      HUD = nil;
    }

    在執行某個異步請求時開始調用:

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    HUD = [MBProgressHUD showHUDAddedTo:self.webView animated:YES];
    HUD.labelText = @"正在請求...";
    // mode參數可以控制顯示的模式
    //HUD.mode = MBProgressHUDModeText;
    HUD.delegate = self;

    請求完成時隱藏提示效果:

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    [HUD hide:YES];

    對于同步方法一般都是用showWhileExecuting方法,方法執行完成之后會自動隱藏提示效果:

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    [HUD showWhileExecuting:@selector(myTask) onTarget:self withObject:nil animated:YES];

    SVProgressHUD 提示效果

    GitHub:https://github.com/samvermette/SVProgressHUD

    SVProgressHUD和MBProgressHUD效果差不多,不過不需要使用協議,同時也不需要聲明實例。

    直接通過類方法進行調用即可:

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    [SVProgressHUD method]

    可以使用以下方法來顯示狀態:

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    + (void)show;
    + (void)showWithMaskType:(SVProgressHUDMaskType)maskType;
    + (void)showWithStatus:(NSString*)string;
    + (void)showWithStatus:(NSString*)string maskType:(SVProgressHUDMaskType)maskType;

    如果需要明確的進度,則使用以下方法:

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    + (void)showProgress:(CGFloat)progress;
    + (void)showProgress:(CGFloat)progress status:(NSString*)status;
    + (void)showProgress:(CGFloat)progress status:(NSString*)status maskType:(SVProgressHUDMaskType)maskType;

    通過dismiss方法來隱藏提示:

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    + (void)dismiss;

    另外提供了以下方法用于顯示狀態,并在1秒后自動隱藏提示(使用的圖標來源于Glyphish:http://www.glyphish.com/):

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    + (void)showSuccessWithStatus:(NSString*)string;
    + (void)showErrorWithStatus:(NSString *)string;
    + (void)showImage:(UIImage*)image status:(NSString*)string;// use 28x28 white pngs

    ZAActivityBar 提示效果

    GitHub:https://github.com/zacaltman/ZAActivityBar

    ZAActivityBar和SVProgressHUD非常相似,它提供了更加簡潔的API來顯示提示效果。

    ZAActivityBar使用的動畫效果來源于ZKBounceAnimation(https://github.com/khanlou/SKBounceAnimation),成功、失敗的狀態圖標來源于Pictos(http://pictos.cc/)。

    顯示加載狀態:

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    [ZAActivityBar showWithStatus:@"加載中..."];

    顯示成功、失敗狀態:

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    [ZAActivityBar showSuccessWithStatus:@"成功!"];
    [ZAActivityBar showErrorWithStatus:@"失敗!"];

    隱藏提示:

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    [ZAActivityBar dismiss];

    SBJson JSON解析

    官方: http://sbjson.org/

    GitHub:https://github.com/stig/json-framework

    API使用起來稍顯繁瑣,特別是初始化的時候:

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    @interface TestViewController ()<SBJsonStreamParserAdapterDelegate> {
        SBJsonStreamParser *parser;
        SBJsonStreamParserAdapter *adapter;
    }
    // 冗長的初始化方法足以嚇到一大片人
    - (void)initSBJSON
    {
        // We don't want *all* the individual messages from the
      // SBJsonStreamParser, just the top-level objects. The stream
      // parser adapter exists for this purpose.
      adapter = [[SBJsonStreamParserAdapter alloc] init];
       
      // Set ourselves as the delegate, so we receive the messages
      // from the adapter.
      adapter.delegate = self;
       
      // Create a new stream parser..
      parser = [[SBJsonStreamParser alloc] init];
       
      // .. and set our adapter as its delegate.
      parser.delegate = adapter;
       
      // Normally it's an error if JSON is followed by anything but
      // whitespace. Setting this means that the parser will be
      // expecting the stream to contain multiple whitespace-separated
      // JSON documents.
      parser.supportMultipleDocuments = YES;
    }
    #pragma mark SBJsonStreamParserAdapterDelegate methods
    - (void)parser:(SBJsonStreamParser *)parser foundArray:(NSArray *)array {
        [NSExceptionraise:@"unexpected" format:@"Should not get here"];
    }
    - (void)parser:(SBJsonStreamParser *)parser foundObject:(NSDictionary *)dict {
        NSLog(@"SBJson parser foundObject");
        // 處理返回的數據
    }
    // 使用ASIHTTPRequest請求測試
    - (void) loadData {
        __block ASIHTTPRequest *request = [ASIHTTPRequest requestWithURL:url];
        [request setRequestMethod:@"POST"];
        [request setCompletionBlock:^{
            // Use when fetching text data
            //NSString *responseString = [request responseString];
            // Use when fetching binary data
            NSData *responseData = [request responseData];
            NSLog(@"Connection didReceiveData of length: %u", responseData.length);
             
            // Parse the new chunk of data. The parser will append it to
            // its internal buffer, then parse from where it left off in
            // the last chunk.
            SBJsonStreamParserStatus status = [parser parse:responseData];
             
            if (status == SBJsonStreamParserError) {
                NSLog(@"Parser error: %@", parser.error);
            }else if (status == SBJsonStreamParserWaitingForData) {
                NSLog(@"Parser waiting for more data");
            }
        }];
        [request setFailedBlock:^{
            NSError *error = [request error];
            NSLog(@"failed - %@ %@", [error localizedDescription], error);
        }];
        [request startAsynchronous];
    }

    JSONKit JSON解析

    GitHub:https://github.com/johnezang/JSONKit

    提供比SBJson更優異的性能以及更加簡便的使用方法,但是中文最好使用utf-8格式(\uXXXX),否則容易造成亂碼。

    API調用起來非常簡單,省去了SBJson那么一大堆的方法:

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    JSONDecoder* decoder = [[JSONDecoder alloc] initWithParseOptions:JKParseOptionNone];
    id result = [decoder objectWithData:jsonData];

    詳細的使用方法請看它的GitHub主頁。

    SDWebImage 圖片異步加載及緩存

    SDWebImage用于異步下載網絡上的圖片,并支持對圖片的緩存等。

    多數情況下是使用UIImageView+WebCache為UIImageView異步加載圖片:

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    #import <SDWebImage/UIImageView+WebCache.h>
    // ...
    [cell.imageView setImageWithURL:[NSURL URLWithString:@"http://www.domain.com/path/to/image.jpg"]
                       placeholderImage:[UIImage imageNamed:@"placeholder.png"]];

    需要注意的是,pladeholderImage的大小一定要大于UIImageView的大小,否則可能不顯示placeholderImage圖片。

    它還支持block語法用于在加載完成時做一些操作:

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    [cell.imageView setImageWithURL:[NSURL URLWithString:@"http://www.domain.com/path/to/image.jpg"]
                   placeholderImage:[UIImage imageNamed:@"placeholder.png"]
                          completed:^(UIImage *image, NSError *error, SDImageCacheType cacheType) {... completion code here ...}];

    SDWebImage并不局限于UIImageView上,使用SDWebImageManager完成更多的操作:

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    SDWebImageManager *manager = [SDWebImageManager sharedManager];
    [manager downloadWithURL:imageURL
                     options:0
                     progress:^(NSUInteger receivedSize,long long expectedSize)
                     {
                         // 下載進度
                     }
                     completed:^(UIImage *image, NSError *error, SDImageCacheType cacheType)
                     {
                         if (image)
                         {
                             // 下載完成
                         }
                     }];

    或者使用Image Downloader也是一樣的效果:

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    [SDWebImageDownloader.sharedDownloader downloadImageWithURL:imageURL
            options:0
           progress:^(NSUInteger receivedSize,long long expectedSize)
           {
               // 進度
           }
           completed:^(UIImage *image, NSData *data, NSError *error,BOOL finished)
           {
               if (image && finished)
               {
                   // 下載完成
               }
           }];

    UIActivityIndicator-for-SDWebImage 為SDWebImage顯示加載效果

    GitHub:https://github.com/JJSaccolo/UIActivityIndicator-for-SDWebImage

    用于為SDWebImage在UIImageView加載圖片時,顯示加載效果(UIActivityIndicatorView實現),它提供以下方法:

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    - (void)setImageWithURL:(NSURL *)url usingActivityIndicatorStyle:(UIActivityIndicatorViewStyle)activityStyle;
    - (void)setImageWithURL:(NSURL *)url placeholderImage:(UIImage *)placeholder usingActivityIndicatorStyle:(UIActivityIndicatorViewStyle)activityStyle;
    - (void)setImageWithURL:(NSURL *)url placeholderImage:(UIImage *)placeholder options:(SDWebImageOptions)options usingActivityIndicatorStyle:(UIActivityIndicatorViewStyle)activityStyle;
    - (void)setImageWithURL:(NSURL *)url completed:(SDWebImageCompletedBlock)completedBlock usingActivityIndicatorStyle:(UIActivityIndicatorViewStyle)activityStyle;
    - (void)setImageWithURL:(NSURL *)url placeholderImage:(UIImage *)placeholder completed:(SDWebImageCompletedBlock)completedBlock usingActivityIndicatorStyle:(UIActivityIndicatorViewStyle)activityStyle;
    - (void)setImageWithURL:(NSURL *)url placeholderImage:(UIImage *)placeholder options:(SDWebImageOptions)options completed:(SDWebImageCompletedBlock)completedBlock usingActivityIndicatorStyle:(UIActivityIndicatorViewStyle)activityStyle;
    - (void)setImageWithURL:(NSURL *)url placeholderImage:(UIImage *)placeholder options:(SDWebImageOptions)options progress:(SDWebImageDownloaderProgressBlock)progressBlock completed:(SDWebImageCompletedBlock)completedBlock usingActivityIndicatorStyle:(UIActivityIndicatorViewStyle)activityStyle;

    UIImage+Resize 調整圖片大小

    GitHub:https://github.com/coryalder/UIImage_Resize

    提供多種方法為圖片設置透明度、圓角、裁剪、調整大小等:

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    - (UIImage *)imageWithAlpha;
    - (UIImage *)transparentBorderImage:(NSUInteger)borderSize;
    - (UIImage *)roundedCornerImage:(NSInteger)cornerSize borderSize:(NSInteger)borderSize;
    - (UIImage *)croppedImage:(CGRect)bounds;
    - (UIImage *)thumbnailImage:(NSInteger)thumbnailSize
              transparentBorder:(NSUInteger)borderSize
                   cornerRadius:(NSUInteger)cornerRadius
           interpolationQuality:(CGInterpolationQuality)quality;
    - (UIImage *)resizedImage:(CGSize)newSize
         interpolationQuality:(CGInterpolationQuality)quality;
    - (UIImage *)
      resizedImageWithContentMode:(UIViewContentMode)contentMode
                           bounds:(CGSize)bounds
             interpolationQuality:(CGInterpolationQuality)quality;

    更詳細使用見:http://vocaro.com/trevor/blog/2009/10/12/resize-a-uiimage-the-right-way/

    ImageCacheResize 異步加載圖片、緩存及調整大小

    GitHub:https://github.com/toptierlabs/ImageCacheResize

    整合了SDWebImage和UIImage+Resize的功能,用于圖片的異步加載、緩存、以及下載完成后調整大小并顯示在UIImageView上。

    提供了以下API用于加載圖片以及加載完成后調整圖片大小:

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    - (void)setImageWithURL:(NSURL *)url andCropToBounds:(CGRect)bounds;
    - (void)setImageWithURL:(NSURL *)url andResize:(CGSize)size withContentMode:(UIViewContentMode)mode;
    - (void)setImageWithURL:(NSURL *)url placeholderImage:(UIImage *)placeholder andCropToBounds:(CGRect)bounds;
    - (void)setImageWithURL:(NSURL *)url placeholderImage:(UIImage *)placeholder options:(SDWebImageOptions)options  andResize:(CGSize)size;
    - (void)setImageWithURL:(NSURL *)url placeholderImage:(UIImage *)placeholder options:(SDWebImageOptions)options  andResize:(CGSize)size withContentMode:(UIViewContentMode)mode;
    - (void)setImageWithURL:(NSURL *)url placeholderImage:(UIImage *)placeholder options:(SDWebImageOptions)options  andCropToBounds:(CGRect)bounds;

    使用方法和SDWebImage一樣簡單,如以下官方例子:

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    [imageview setImageWithURL:[NSURL URLWithString:@"http://t0.gstatic.com/images?q=tbn:ANd9GcQfraHpiabjEY8iDdBe9OUQYHMtwfuAv9ZRR0RYKuoVF_EpE8Fp5A"] andResize:CGSizeMake(30, 30) withContentMode:UIViewContentModeScaleAspectFit]; // 按比例縮放
    [imageview setImageWithURL:[NSURL URLWithString:@"http://t0.gstatic.com/images?q=tbn:ANd9GcQfraHpiabjEY8iDdBe9OUQYHMtwfuAv9ZRR0RYKuoVF_EpE8Fp5A"] andCropToBounds:CGRectMake(0, 0, 100, 100)]; // 裁剪成100x100大小

    EGOTableViewPullRefresh  下拉刷新

    GitHub:https://github.com/enormego/EGOTableViewPullRefresh

    這是最早出現的為UITableView提供下拉刷新功能的類庫,使用起來稍顯麻煩,需要實現諸多協議(代碼取自官方DEMO):

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    #import "EGORefreshTableHeaderView.h"
    @interface RootViewController : UITableViewController  <EGORefreshTableHeaderDelegate, UITableViewDelegate, UITableViewDataSource>{
      EGORefreshTableHeaderView *_refreshHeaderView;
      //  是否正在加載中
      BOOL _reloading;
    }
    - (void)viewDidLoad {
        [super viewDidLoad];
         
      if (_refreshHeaderView == nil) {
        EGORefreshTableHeaderView *view = [[EGORefreshTableHeaderView alloc] initWithFrame:CGRectMake(0.0f, 0.0f - self.tableView.bounds.size.height, self.view.frame.size.width, self.tableView.bounds.size.height)];
        view.delegate = self;
        [self.tableView addSubview:view];
        _refreshHeaderView = view;
        [view release];
      }
      //  更新最后加載時間
      [_refreshHeaderView refreshLastUpdatedDate];
    }
    #pragma mark -
    #pragma mark Data Source Loading / Reloading Methods
    - (void)reloadTableViewDataSource{
      //  在這里加入代碼用于獲取數據
      _reloading = YES;
    }
    - (void)doneLoadingTableViewData{
      //  數據加載完成時調用這個方法
      _reloading = NO;
      [_refreshHeaderView egoRefreshScrollViewDataSourceDidFinishedLoading:self.tableView];
    }
    #pragma mark -
    #pragma mark UIScrollViewDelegate Methods
    - (void)scrollViewDidScroll:(UIScrollView *)scrollView{
      [_refreshHeaderView egoRefreshScrollViewDidScroll:scrollView];
    }
    - (void)scrollViewDidEndDragging:(UIScrollView *)scrollView willDecelerate:(BOOL)decelerate{
      [_refreshHeaderView egoRefreshScrollViewDidEndDragging:scrollView];
    }
    #pragma mark -
    #pragma mark EGORefreshTableHeaderDelegate Methods
    - (void)egoRefreshTableHeaderDidTriggerRefresh:(EGORefreshTableHeaderView*)view{
      [self reloadTableViewDataSource];
      [self performSelector:@selector(doneLoadingTableViewData) withObject:nil afterDelay:3.0];
    }
    - (BOOL)egoRefreshTableHeaderDataSourceIsLoading:(EGORefreshTableHeaderView*)view{
      return _reloading;// should return if data source model is reloading
    }
    - (NSDate*)egoRefreshTableHeaderDataSourceLastUpdated:(EGORefreshTableHeaderView*)view{
      return [NSDate date];// should return date data source was last changed
    }

    PullToRefresh 下拉刷新

    GitHub:https://github.com/leah/PullToRefresh

    PullToRefresh提供比EGOTableViewPullRefresh更加簡單的使用方法,只要繼承自PullRefreshTableViewController,再實現refresh方法即可:

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    - (void)refresh {
        // 加載數據
        [self.tableView reloadData];// 重新載入UITableView
        [self stopLoading];//停止動畫
    }

    STableViewController  下拉刷新、上拉加載更多

    GitHub:https://github.com/shiki/STableViewController

    STableViewController比PullToRefresh多了一個上拉加載更多功能,使用上也差不多簡單,需要繼承自STableViewController,再實現一些方法:

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    - (void) viewDidLoad
    {
      [super viewDidLoad];
       
      self.title = @"STableViewController Demo";
      [self.tableView setBackgroundColor:[UIColor lightGrayColor]];
       
      // 需要創建兩個自定義視圖用于顯示"下拉刷新"、"上拉加載更多"
      self.headerView = headerView; 
      self.footerView = footerView; 
    }
    #pragma mark - Pull to Refresh
    - (void) pinHeaderView
    {
      [super pinHeaderView];
       
      // 下拉刷新視圖顯示一些加載動畫
    }
    - (void) unpinHeaderView
    {
      [super unpinHeaderView];
       
      // 下拉刷新視圖停止動畫
    }
    - (void) headerViewDidScroll:(BOOL)willRefreshOnRelease scrollView:(UIScrollView *)scrollView
    {
      // 下拉刷新視圖顯示狀態信息
      if (willRefreshOnRelease)
        //hv.title.text = @"松開后刷新...";
      else
        //hv.title.text = @"下拉刷新...";
    }
    - (BOOL) refresh
    {
      if (![super refresh])
        return NO;
       
      // 下拉刷新加載數據
      [self performSelector:@selector(addItemsOnTop) withObject:nil afterDelay:2.0];
      return YES;
    }
    #pragma mark - Load More
    - (void) willBeginLoadingMore
    {
      // 上拉加載更多視圖加載動畫
    }
    - (void) loadMoreCompleted
    {
      [super loadMoreCompleted];
      // 上拉加載更多視圖停止動畫
       
      if (!self.canLoadMore) {
        //沒有更多數據的時候執行代碼...
      }
    }
    - (BOOL) loadMore
    {
      if (![super loadMore])
        return NO;
       
      // 上拉加載更多數據
      [self performSelector:@selector(addItemsOnBottom) withObject:nil afterDelay:2.0];
      return YES;
    }
    //
    - (void) addItemsOnTop
    {
      // 加載數據...
       
      [self.tableView reloadData]; 
      // 數據加載完成通知上拉視圖
      [self refreshCompleted];
    }
    - (void) addItemsOnBottom
    {
      // 加載更多數據...
      [self.tableView reloadData];
       
      // 通過判斷設置是否可以加載更多
      //self.canLoadMore = NO; 
      // 數據加載完成通知下拉視圖
      [self loadMoreCompleted];
    }

    SVPullToRefresh 下拉刷新、上拉加載更多

    GitHub:https://github.com/samvermette/SVPullToRefresh

    包含SVPullToRefresh + SVInfiniteScrolling為UITableView提供下拉刷新、上拉加載更多功能。

    使用起來也相當簡單,只要在UITableViewController里實現以下方法:

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    - (void)viewDidLoad {
        [super viewDidLoad];
        __weak SVViewController *weakSelf = self;
         
        // 設置下拉刷新
        [self.tableView addPullToRefreshWithActionHandler:^{
            [weakSelf insertRowAtTop];
        }];
             
        // 設置上拉加載更多
        [self.tableView addInfiniteScrollingWithActionHandler:^{
            [weakSelf insertRowAtBottom];
        }];
    }
    - (void)viewDidAppear:(BOOL)animated {
        [tableView triggerPullToRefresh];
    }
    - (void)insertRowAtTop {
        // 獲取數據....
         
        // 停止動畫
        [self.tableView.pullToRefreshView stopAnimating];
    }
    - (void)insertRowAtBottom {
        // 獲取數據....
         
        // 停止動畫
        [weakSelf.tableView.infiniteScrollingView stopAnimating];
    }

    CMPopTipView 提示信息

    GitHub:https://github.com/chrismiles/CMPopTipView

    CMPopTipView用于在一些視圖上顯示提示信息:

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    self.tipView = [[CMPopTipView alloc] initWithMessage:@"提示消息"];
    self.tipView.delegate = self;
    [self.tipView presentPointingAtView:anyButton inView:self.view animated:YES];// 點擊按鈕顯示
    [self.tipView presentPointingAtBarButtonItem:barButtonItem animated:YES];// 點擊導航欄按鈕顯示
         
    #pragma mark CMPopTipViewDelegate methods
    - (void)popTipViewWasDismissedByUser:(CMPopTipView *)popTipView {
      // 清理資源
      self.tipView = nil;
    }

    PrettyKit

    GitHub:https://github.com/vicpenap/PrettyKit

    定制了一些UI組件如UITableViewCell、UINavigationBar、UITabBar、UIToolBar等,比系統自帶的更加美觀。

    MGBox2

    GitHub:https://github.com/sobri909/MGBox2

    提供一些定制的UI組件可以更簡單快速的創建表格、網格布局,以及豐富的文本呈現,基于block的事件機制等,包含:MGBox、MGTableBox、MGTableBoxStyled、MGScrollView、MGButton、 MGEvents、MGEasyFrame、MGLine等,其中MGBox還支持screenshot方法用于截圖。

    Nimbus

    GitHub:https://github.com/jverkoey/nimbus

    著名的框架,提供了一套非常豐富的UI組件,可以使開發變得更加簡單、有效率。

    FlatUIKit

    GitHub:https://github.com/Grouper/FlatUIKit

    扁平化設計的UI組件,類似于WP或者iOS7的風格。

    MUKMediaGallery

    GitHub:https://github.com/muccy/MUKMediaGallery

    媒體庫效果,支持圖片、視頻及音頻。

    PTShowcaseViewController

    GitHub:https://github.com/exalted/PTShowcaseViewController

    同樣是一個媒體庫效果,支持的格式更多,包括:圖片、視頻、PDF等.

    MWPhotoBrowser

    GitHub:https://github.com/mwaterfall/MWPhotoBrowser

    圖片展示效果,支持本地及遠程的圖片,使用也比較簡單,只要實現MWPhotoBrowserDelegate協議:

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    @interface TestViewController ()<MWPhotoBrowserDelegate>
    {
        NSArray *_photos;
    }
    -(void) doAction {
            NSMutableArray *photos = [[NSMutableArray alloc] init];
            for (...) {
                MWPhoto* photo = [MWPhoto photoWithURL:[NSURL URLWithString:url]];// 設置圖片地址
                photo.caption = description;// 設置描述
                [photos addObject:photo];
            }
            _photos = photos;
            MWPhotoBrowser *browser = [[MWPhotoBrowser alloc] initWithDelegate:self];
            browser.displayActionButton = YES;
             
            UINavigationController *nc = [[UINavigationController alloc] initWithRootViewController:browser];
            nc.modalTransitionStyle = UIModalTransitionStyleCrossDissolve;
            [self presentModalViewController:nc animated:YES];
    }
    #pragma mark - MWPhotoBrowserDelegate
    - (NSUInteger)numberOfPhotosInPhotoBrowser:(MWPhotoBrowser *)photoBrowser {
        return _photos.count;
    }
    - (MWPhoto *)photoBrowser:(MWPhotoBrowser *)photoBrowser photoAtIndex:(NSUInteger)index {
        if (index < _photos.count)
            return [_photos objectAtIndex:index];
        return nil;
    }

    ios-image-filters

    GitHub:https://github.com/esilverberg/ios-image-filters

    提供多種圖片濾鏡效果。

    PDF Reader Core for iOS

    GitHub:https://github.com/vfr/Reader

    PDF閱讀器核心。

    DTCoreText

    GitHub:https://github.com/Cocoanetics/DTCoreText

    支持富文本的顯示如HTML。

    FTCoreText

    GitHub:https://github.com/FuerteInternational/FTCoreText

    富文本視圖

    CoreTextWrapper

    GitHub:https://github.com/akosma/CoreTextWrapper

    支持多列的文本視圖

    Base64

    GitHub:https://github.com/nicklockwood/Base64

    提供對字符串的Base64編碼

    RNCryptor

    GitHub:https://github.com/rnapier/RNCryptor

    提供AES加密方法

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