In attachment is source
I have problem that, after calling fetch() feed list is not updated and
I don't know why, printf() reports there are new entries, but they are
not displayed
class Feed : Gtk.EventBox {
public string _id;
public string _title;
public string _link;
public string _source;
public string _icon;
public Gee.ArrayList<Item> _items;
public Client _client;
private Gtk.Alignment align;
private Gtk.Alignment left_align;
private Gtk.Alignment right_align;
private Gtk.VBox left_vbox;
private Gtk.VBox right_vbox;
private Gtk.Alignment items_align;
private Gtk.VBox items_vbox;
private Gtk.HBox main_hbox;
private Gtk.Label title_label;
private Gtk.Alignment icon_align;
private Gtk.EventBox icon_eventbox;
private Gtk.Image icon_image;
private Gtk.Alignment remove_align;
private Gtk.EventBox remove_eventbox;
private Gtk.Image remove_image;
construct {
/* main object with padding */
align = new Gtk.Alignment(0.0f, 0.0f, 0.0f, 0.0f);
add(align);
main_hbox = new Gtk.HBox(false, 5);
align.add(main_hbox);
/* left part with icon and remove button */
left_align = new Gtk.Alignment(0.0f, 0.0f, 0.0f, 1.0f);
main_hbox.pack_start(left_align);
left_vbox = new Gtk.VBox(false, 0);
left_align.add(left_vbox);
/* icon */
icon_align = new Gtk.Alignment (0.0f, 0.0f, 0.0f, 0.0f);
icon_eventbox = new Gtk.EventBox();
icon_align.add(icon_eventbox);
icon_image = new Gtk.Image();
icon_eventbox.add(icon_image);
left_vbox.pack_start(icon_align);
/* remove button */
remove_align = new Gtk.Alignment(0.0f, 1.0f, 0.0f, 0.0f);
remove_eventbox = new Gtk.EventBox();
remove_align.add(remove_eventbox);
remove_image = new Gtk.Image.from_icon_name("list-remove-symbolic", Gtk.IconSize.BUTTON);
remove_eventbox.add(remove_image);
left_vbox.pack_end(remove_align);
/* right part with title of feed and items */
right_align = new Gtk.Alignment(0.0f, 0.0f, 0.0f, 0.0f);
main_hbox.pack_end(right_align);
right_vbox = new Gtk.VBox(false, 0);
right_align.add(right_vbox);
title_label = new Gtk.Label("");
title_label.set_alignment(0.0f, 0.0f);
right_vbox.pack_start(title_label);
items_align = new Gtk.Alignment(0.0f, 0.0f, 0.0f, 0.0f);
items_vbox = new Gtk.VBox(false, 0);
items_align.add(items_vbox);
right_vbox.pack_end(items_align);
}
public void fetch() {
_id = _client.add_feed(_source);
render();
}
public void render() {
/* after construction of GTK, create */
load();
load_items();
remove_eventbox.button_press_event.connect(() => {
_client.remove_feed(_id);
destroy();
return true;
});
title_label.set_markup("<b>" + _title + "</b>");
icon_image.set_from_file(_icon);
var items_buf = new Gtk.VBox(false, 0);
foreach (Item cur_item in _items) {
stderr.printf("%s %s\n", cur_item._title, cur_item._date);
//if (cur_item._read == "0") {
cur_item.render();
items_vbox.pack_start(cur_item);
//}
}
items_vbox = items_buf;
show_all();
}
public void load() {
stderr.printf("JSON: %s\n", _client.get_feed_details(_id));
var parser = new Json.Parser();
parser.load_from_data(_client.get_feed_details(_id));
var cur_object = parser.get_root().get_object().get_object_member("0");
_title = cur_object.get_string_member("title");
_link = cur_object.get_string_member("link");
_source = cur_object.get_string_member("source");
_icon = "../favicon.ico";
}
private void load_items() {
/* init array */
_items = new Gee.ArrayList<Item>();
/* load all items for better performance */
stderr.printf("JSON: %s\n", _client.get_items(_id));
var parser = new Json.Parser();
parser.load_from_data(_client.get_items(_id));
var root_object_items = parser.get_root().get_object();
for (int item_index = 0; root_object_items.has_member(item_index.to_string()); item_index++) {
var cur_object_item = root_object_items.get_object_member(item_index.to_string());
var cur_item = new Item();
cur_item._id = cur_object_item.get_string_member("id");
cur_item._title = cur_object_item.get_string_member("title");
cur_item._link = cur_object_item.get_string_member("link");
cur_item._date = cur_object_item.get_string_member("date");
cur_item._read = cur_object_item.get_string_member("read");
cur_item._client = _client;
_items.add(cur_item);
}
/* sort items by date (new first, old at end) */
_items.sort_with_data((CompareDataFunc) sort_func_items);
}
}
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