use canonical module subfolder tree

src/browser/header/subject/title/mod.rs

@@ -0,0 +1,23 @@
+use gtk::Label;
+
+pub fn new() -> Label {
+    let title = Label::builder()
+        .css_classes(["title"])
+        .single_line_mode(true)
+        .ellipsize(gtk::pango::EllipsizeMode::End)
+        .build();
+
+    update(&title, "Welcome");
+
+    return title;
+}
+
+pub fn update(title: &Label, text: &str) {
+    let default_text = "Yoda"; // @TODO
+
+    if text.is_empty() {
+        title.set_text(default_text);
+    } else {
+        title.set_text(&format!("{} - {}", text, default_text));
+    }
+}