nsattributedstring

问题 What I am doing is: NSATTRIBUTE STRING = NSSTRING + UIIMAGE\'s; NSDATA = NSATTRIBUTED STRING; ALSO I am able to convert nsdata to nsattributed string NSATTRIBUTED STRING = NSDATA: And then extracting nesting from NSAttributed string NSSTRING = [NSATTRIBUTED STRING string]; Query: How can i get IMAGES from NSATTRIBUTED STRING; UIIMAGE = from NSATTRIBUTED STRING; ARRAYOFIMAGE = from NSATTRIBUTED STRING; 回答1: You have to enumerate the NSAttributedString looking for NSTextAttachment s.

问题 I am trying to get a snippet of text that is formatted in html to display nicely on an iPhone in a UITableViewCell. So far I have this: NSError* error; NSString* source = @\"<strong>Nice</strong> try, Phil\"; NSMutableAttributedString* str = [[NSMutableAttributedString alloc] initWithData:[source dataUsingEncoding:NSUTF8StringEncoding] options:@{NSDocumentTypeDocumentAttribute: NSHTMLTextDocumentType, NSCharacterEncodingDocumentAttribute: [NSNumber numberWithInt:NSUTF8StringEncoding]}

问题 How would it be possible to include both bold and non-bold text in a uiLabel? I\'d rather not use a UIWebView.. I\'ve also read this may be possible using NSAttributedString but I have no idea how to use that. Any ideas? Apple achieves this in several of their apps; Examples Screenshot: Thanks! - Dom 回答1: Update In Swift we don't have to deal with iOS5 old stuff besides syntax is shorter so everything becomes really simple: Swift 5 func attributedString(from string: String, nonBoldRange:

问题 I am using a instance of UIWebView to process some text and color it correctly, it gives the result as HTML but rather than displaying it in the UIWebView I want to display it using Core Text with a NSAttributedString . I am able to create and draw the NSAttributedString but I am unsure how I can convert and map the HTML into the attributed string. I understand that under Mac OS X NSAttributedString has a initWithHTML: method but this was a Mac only addition and is not available for iOS. I

问题 Yes, many people are saying about Rich Text in iPhone/iPad and many knows about NSAttributedString . But how to use NSAttributedString ? I searched for much time, no extract clues for this. I know how to set up a NSAttributedString , then what should I do to display a text on iPhone/iPad with rich text? The official docs says it should be used with CoreText.Framework , what does that mean? Is there any simple way like this? NSAttributedString *str; ..... UILabel *label; label.attributedString

问题 Multiple colours in an NSString or NSMutableStrings are not possible. So I\'ve heard a little about the NSAttributedString which was introduced with the iPad SDK 3.2 (or around 3.2) and is available on the iPhone as of iPhone SDK 4.0 beta . I would like to have a string that has three colours. The reason I don\'t use 3 separate NSStrings, is because the length of each of the three NSAttributedString substrings changes often and so I would prefer, not to use any calculations to re-position 3

问题 I have been searching this for hours but I\'ve failed. I probably don\'t even know what I should be looking for. Many applications have text and in this text are web hyperlinks in rounded rect. When I click them UIWebView opens. What puzzles me is that they often have custom links, for example if words starts with # it is also clickable and the application responds by opening another view. How can I do that? Is it possible with UILabel or do I need UITextView or something else? 回答1: In