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<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="statusbar.vala" xml:lang="el">
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<info>
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<title type="text">Γραμμή κατάστασης (Vala)</title>
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<link type="guide" xref="beginner.vala#display-widgets"/>
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<link type="seealso" xref="grid.vala"/>
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<link type="seealso" xref="button.vala"/>
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<link type="seealso" xref="label.vala"/>
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<revision version="0.1" date="2012-05-08" status="draft"/>
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<credit type="author copyright">
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<name>Tiffany Antopolski</name>
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<email its:translate="no">tiffany.antopolski@gmail.com</email>
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<years>2012</years>
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</credit>
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<desc>Μηνύματα αναφοράς μικρότερης σημασίας για τον χρήστη</desc>
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<mal:credit xmlns:mal="http://projectmallard.org/1.0/" type="translator copyright">
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<mal:name>Ελληνική μεταφραστική ομάδα GNOME</mal:name>
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<mal:email>team@gnome.gr</mal:email>
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<mal:years>2012-2015</mal:years>
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</mal:credit>
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<mal:credit xmlns:mal="http://projectmallard.org/1.0/" type="translator copyright">
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<mal:name>Δημήτρης Σπίγγος</mal:name>
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<mal:email>dmtrs32@gmail.com</mal:email>
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<mal:years>2012, 2013</mal:years>
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</mal:credit>
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<mal:credit xmlns:mal="http://projectmallard.org/1.0/" type="translator copyright">
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<mal:name>Μαρία Θουκιδίδου</mal:name>
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<mal:email>marablack3@gmail.com</mal:email>
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<mal:years>2014</mal:years>
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</mal:credit>
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<mal:credit xmlns:mal="http://projectmallard.org/1.0/" type="translator copyright">
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<mal:name>Θάνος Τρυφωνίδης</mal:name>
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<mal:email>tomtryf@gmail.com</mal:email>
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<mal:years>2014, 2015</mal:years>
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</mal:credit>
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</info>
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<title>Γραμμή κατάστασης</title>
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<media type="image" mime="image/png" src="media/statusbar.png"/>
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Αυτή η γραμμή κατάστασης σας λέει τι συμβαίνει.
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public class MyWindow : Gtk.ApplicationWindow {
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Gtk.Statusbar statusbar;
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uint context_id;
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internal MyWindow (MyApplication app) {
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Object (application: app, title: "Statusbar Example");
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statusbar = new Gtk.Statusbar ();
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context_id = statusbar.get_context_id ("example");
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statusbar.push (context_id, "Waiting for you to do something...");
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//set the default size of the window
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this.set_default_size (200, 100);
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var grid = new Gtk.Grid ();
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var label = new Gtk.Label ("Press any key or ");
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grid.attach (label, 0, 0, 1, 1);
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label.show ();
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var button = new Gtk.Button.with_label ("click me.");
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grid.attach_next_to (button, label, Gtk.PositionType.RIGHT, 1, 1);
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button.show ();
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grid.attach (statusbar, 0, 1, 2, 1);
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statusbar.show ();
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grid.set_column_spacing (5);
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grid.set_column_homogeneous (true);
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grid.set_row_homogeneous (true);
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this.add (grid);
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grid.show ();
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button.clicked.connect(button_clicked_cb);
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}
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/* Since the key-press-event is a signal received by the window, we don't need to connect
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the window to a callback function. We can just override key_press_event. */
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protected override bool key_press_event (Gdk.EventKey event) {
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statusbar.push (context_id, Gdk.keyval_name(event.keyval) + " key was pressed.");
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return true;
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}
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void button_clicked_cb (Gtk.Button button) {
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statusbar.push (context_id, "You clicked the button.");
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}
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}
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public class MyApplication : Gtk.Application {
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protected override void activate () {
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new MyWindow (this).show ();
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}
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internal MyApplication () {
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Object (application_id: "org.example.status");
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}
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}
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public int main (string[] args) {
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return new MyApplication ().run (args);
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}
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Σε αυτό το παράδειγμα χρησιμοποιήσαμε τα παρακάτω:
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<list>
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<item><link href="http://www.valadoc.org/gtk+-3.0/Gtk.Statusbar.html">Gtk.Statusbar</link> </item>
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</list>
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</page>
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