Swift example: Interacting with C APIs

gistfile1.swift

//  BridgeHeader.h

#import <unicode/uchar.h>

//  UnicodeBlock.swift

import Foundation

class UnicodeBlock {
  class var blocks: UnicodeBlock[] {
    var blocks = UnicodeBlock[]()
    let start = Int32(UBLOCK_NO_BLOCK.value)
    let count = Int32(UBLOCK_COUNT.value)
    for i in start..count {
      let n = u_getPropertyValueName(UCHAR_BLOCK, i, U_LONG_PROPERTY_NAME)
      let name = NSString(CString: n, encoding: NSUTF8StringEncoding).stringByReplacingOccurrencesOfString("_", withString: " ")
      let block = UnicodeBlock(name: name, code: Int(i));
      blocks.append(block);
    }
    
    return blocks;
  }
  
  let name: String
  let code: Int
  
  init(name: String, code: Int){
    self.name = name
    self.code = code
  }
  
  var description: String {
    return String("Unicode block name “\(name)” at UBlockCode: \(code)");
  }
}