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app: add basic widget and do basic preview

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Add a menu bar and a file browser. Set up a preview callback.
This commit is contained in:
Stefan Sauer 2010-10-17 22:16:27 +03:00
parent 36ec12dc9c
commit 83de6725a2
2 changed files with 60 additions and 3 deletions
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61
mediainfo/src/mi-app.vala
View file

@ -21,11 +21,68 @@ using Gtk;
public class MediaInfo.App : Window
{
private FileChooserWidget chooser;
private Label info;
public App()
{
// configure the window
set_title (_("GStreamer Media Info"));
set_default_size (300, 200);
this.destroy.connect (Gtk.main_quit);
set_default_size (400, 300);
destroy.connect (Gtk.main_quit);
VBox vbox = new VBox(false, 0);
add (vbox);
// add a menubar
vbox.pack_start (create_menu(), false, false, 0);
// add a file-chooser with info pane as preview widget
chooser = new FileChooserWidget (FileChooserAction.OPEN);
vbox.pack_start (chooser, true, true, 3);
// FIXME: use proper widget
info = new Label ("");
chooser.set_preview_widget (info);
chooser.use_preview_label = false;
chooser.update_preview.connect (on_update_preview);
}
// helper
private MenuBar create_menu ()
{
MenuBar menu_bar = new MenuBar ();
MenuItem item;
Menu sub_menu;
AccelGroup accel_group;
accel_group = new AccelGroup ();
this.add_accel_group (accel_group);
item = new MenuItem.with_label (_("File"));
menu_bar.append (item);
sub_menu = new Menu ();
item.set_submenu (sub_menu);
item = new ImageMenuItem.from_stock (STOCK_QUIT, accel_group);
sub_menu.append (item);
item.activate.connect (Gtk.main_quit);
return (menu_bar);
}
// signal handler
private void on_update_preview ()
{
string uri = chooser.get_preview_uri();
// FIXME: do real preview
info.set_text (uri);
chooser.set_preview_widget_active (true);
}
}

2
mediainfo/src/mi.vala
View file

@ -29,7 +29,7 @@ main(string[] args)
Gtk.init (ref args);
var app = new App ();
app.show ();
app.show_all ();
Gtk.main ();