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Added properties (get and set)

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Milo Gilad 2017-08-25 12:33:39 -04:00
parent 81f58f4b0d
commit fe5001ca96
1 changed files with 19 additions and 1 deletions
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vala.html.markdown
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@ -240,7 +240,7 @@ enum HouseSize { // An example of an enum
class Message : GLib.Object { // Class Message extends GLib's Object
private string sender; // a private field
public string text {get; set;} // a public property
public string text {get; set;} // a public property (more on that later)
protected bool is_digital = true; // protected (this class and subclasses)
internal bool sent = false; // internal (classes in same package)
@ -302,6 +302,24 @@ public class SignalDemo : GLib.Object {
// You may use the connect() method and attach as many handlers as you'd like.
// They'll all run when the signal is emitted.
// Properties (getters and setters)
class Animal : GLib.Object {
private int _legs; // prefixed with underscore to prevents name clashes
public int legs {
get { return _legs; }
set { _legs = value; }
}
public int eyes { get; set; default = 5; } // Shorter way
}
rabbit = new Animal();
rabbit.legs = 2;
rabbit.legs += 2;
rabbit.eyes = 2;
```
* More Vala documentation can be found [here](https://valadoc.org/).
* Read about building GUIs with GTK+ and Vala [here](http://archive.is/7C7bw).