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<?xml version="1.0" encoding="utf-8"?>
<page xmlns="http://projectmallard.org/1.0/" xmlns:its="http://www.w3.org/2005/11/its" xmlns:xi="http://www.w3.org/2001/XInclude" type="guide" style="task" id="image.vala" xml:lang="sv">
<info>
<title type="text">Image (Vala)</title>
<link type="guide" xref="beginner.vala#display-widgets"/>
<revision version="0.1" date="2012-05-03" status="draft"/>
<credit type="author copyright">
<name>Tiffany Antopolski</name>
<email its:translate="no">tiffany.antopolski@gmail.com</email>
<years>2012</years>
</credit>
<desc>En komponent som visar en bild</desc>
<mal:credit xmlns:mal="http://projectmallard.org/1.0/" type="translator copyright">
<mal:name>Sebastian Rasmussen</mal:name>
<mal:email>sebras@gmail.com</mal:email>
<mal:years>2019</mal:years>
</mal:credit>
<mal:credit xmlns:mal="http://projectmallard.org/1.0/" type="translator copyright">
<mal:name>Anders Jonsson</mal:name>
<mal:email>anders.jonsson@norsjovallen.se</mal:email>
<mal:years>2021</mal:years>
</mal:credit>
</info>
<title>Image</title>
<media type="image" mime="image/png" src="media/image.png"/>
<p>Denna GtkApplication visar en bildfil från aktuell katalog.</p>
<note><p>Om bildfilen inte lästes in korrekt kommer bilden innehålla en ”trasig bild”-ikon. <file>filnamn.png</file> behöver vara i aktuell katalog för att denna kod ska fungera. Använd din favoritbild!</p></note>
<code mime="text/x-csharp" style="numbered">public class MyWindow : Gtk.ApplicationWindow {
internal MyWindow (MyApplication app) {
Object (application: app, title: "Välkommen till GNOME");
var image = new Gtk.Image ();
image.set_from_file ("gnome-image.png");
this.add (image);
this.set_default_size (300, 300);
}
}
public class MyApplication : Gtk.Application {
protected override void activate () {
new MyWindow (this).show_all ();
}
internal MyApplication () {
Object (application_id: "org.example.MyApplication");
}
}
public int main (string[] args) {
return new MyApplication ().run (args);
}
</code>
<p>I detta exempel använde vi följande:</p>
<list>
<item><p><link href="http://www.valadoc.org/gtk+-3.0/Gtk.Application.html">GtkApplication</link></p></item>
<item><p><link href="http://www.valadoc.org/gtk+-3.0/Gtk.ApplicationWindow.html">GtkApplicationWindow</link></p></item>
<item><p><link href="http://www.valadoc.org/gtk+-3.0/Gtk.Image.html">GtkImage</link></p></item>
</list>
</page>
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