helpMeCodeSwift.com

Saving and Loading Text in Swift

Here is a full solution on saving and loading text with Swift 2.0, current example is for saving and loading high score in a game.

func getDocumentsURL() -> NSURL {
let documentsURL = NSFileManager.defaultManager().URLsForDirectory(.DocumentDirectory, inDomains: .UserDomainMask)[0]
 return documentsURL
}

func fileInDocumentsDirectory(filename: String) -> String {
    
    let fileURL = getDocumentsURL().URLByAppendingPathComponent(filename)
    return fileURL.path!
    
}

1

2

3

4

5

6

7

8

9

10

11

func getDocumentsURL() -> NSURL {

let documentsURL = NSFileManager.defaultManager().URLsForDirectory(.DocumentDirectory, inDomains: .UserDomainMask)[0]

return documentsURL

}

func fileInDocumentsDirectory(filename: String) -> String {

let fileURL = getDocumentsURL().URLByAppendingPathComponent(filename)

return fileURL.path!

}

Using those 2 functions we can now declare a variable to store a path to our highscore text file:

let scoreSavePath = fileInDocumentsDirectory("highScore.txt")

1	let scoreSavePath = fileInDocumentsDirectory("highScore.txt")

Here is how we would load text […] Continue reading →

Get file in local Directory

If you have been using the old way of Swift 1.2 to locate files in your local directory and documents folder, you can forget about that in Swift 2.0 in the latest Apple update of iOS 9.1 and Xcode 7.1. Before you would use something like:

documentsDirectory().stringByAppendingPathComponent("somefilename")

1	documentsDirectory().stringByAppendingPathComponent("somefilename")

After I had to do some headbanging I […] Continue reading →

Generating UIButtons from a loop, part 2

Hi, creating a second part of the tutorial as some folks wanted to do this trick with a few variations. ( link to part I ) As a start a Navigation controller got involved 🙂 So you end up with a problem where buttons would disappear as you go back and forth. Solution for this […] Continue reading →

Creating a HUD for your Sprite Kit Game

Creating a HUD for every game is vital. It’s a bit tricky when you are adding UI Elements to Sprite Kit and there are also a few different ways of doing it. Here is one of the ways and so far my favorite. It’s very flexible and it will allow you to easily customize your […] Continue reading →

Generating UIButtons from a loop

This is a very useful technique and it’s pretty straight forward. Let’s say we have an array of items or heroes and we want to dynamically create buttons that will do something linked to the hero/item selected. One example is if you have an array of saved games and you want to generate buttons to […] Continue reading →