56 lines
1.8 KiB
Objective-C
Executable File
56 lines
1.8 KiB
Objective-C
Executable File
//
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// RSSAXHTMLParser.h
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// RSParser
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//
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// Created by Brent Simmons on 3/6/16.
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// Copyright © 2016 Ranchero Software, LLC. All rights reserved.
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//
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@import Foundation;
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NS_ASSUME_NONNULL_BEGIN
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@class RSSAXHTMLParser;
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@protocol RSSAXHTMLParserDelegate <NSObject>
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@optional
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- (void)saxParser:(RSSAXHTMLParser *)SAXParser XMLStartElement:(const unsigned char *)localName attributes:(const unsigned char *_Nullable*_Nullable)attributes;
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- (void)saxParser:(RSSAXHTMLParser *)SAXParser XMLEndElement:(nullable const unsigned char *)localName;
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// Length is guaranteed to be greater than 0.
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- (void)saxParser:(RSSAXHTMLParser *)SAXParser XMLCharactersFound:(nullable const unsigned char *)characters length:(NSUInteger)length;
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- (void)saxParserDidReachEndOfDocument:(RSSAXHTMLParser *)SAXParser; // If canceled, may not get called (but might).
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@end
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@interface RSSAXHTMLParser : NSObject
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- (instancetype)initWithDelegate:(id<RSSAXHTMLParserDelegate>)delegate;
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- (void)parseData:(NSData *)data;
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- (void)parseBytes:(const void *)bytes numberOfBytes:(NSUInteger)numberOfBytes;
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- (void)finishParsing;
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- (void)cancel;
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@property (nullable, nonatomic, strong, readonly) NSData *currentCharacters; // nil if not storing characters. UTF-8 encoded.
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@property (nullable, nonatomic, strong, readonly) NSString *currentString; // Convenience to get string version of currentCharacters.
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@property (nullable, nonatomic, strong, readonly) NSString *currentStringWithTrimmedWhitespace;
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- (void)beginStoringCharacters; // Delegate can call from XMLStartElement. Characters will be available in XMLEndElement as currentCharacters property. Storing characters is stopped after each XMLEndElement.
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// Delegate can call from within XMLStartElement.
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- (nullable NSDictionary *)attributesDictionary:(const unsigned char *_Nullable*_Nullable)attributes;
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@end
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NS_ASSUME_NONNULL_END
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