create parental app mod

src/app/browser/header/subject/description.rs

@@ -0,0 +1,35 @@
+use gtk::glib::GString;
+use gtk::prelude::WidgetExt;
+use gtk::{pango::EllipsizeMode, Label};
+
+pub struct Description {
+    widget: Label,
+}
+
+impl Description {
+    // Construct
+    pub fn new() -> Self {
+        let widget = Label::builder()
+            .css_classes(["subtitle"])
+            .single_line_mode(true)
+            .ellipsize(EllipsizeMode::End)
+            .visible(false)
+            .build();
+
+        Self { widget }
+    }
+
+    // Actions
+    pub fn update(&self, text: Option<GString>) {
+        match text {
+            Some(value) => self.widget.set_text(&value),
+            None => self.widget.set_text(""), // @TODO
+        };
+        self.widget.set_visible(!self.widget.text().is_empty());
+    }
+
+    // Getters
+    pub fn widget(&self) -> &Label {
+        &self.widget
+    }
+}

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

@@ -0,0 +1,41 @@
+use gtk::{glib::GString, pango::EllipsizeMode, Label};
+
+const DEFAULT_TEXT: &str = "Yoda"; // @TODO
+
+pub struct Title {
+    widget: Label,
+}
+
+impl Title {
+    // Construct
+    pub fn new() -> Self {
+        let widget = gtk::Label::builder()
+            .css_classes(["title"])
+            .single_line_mode(true)
+            .ellipsize(EllipsizeMode::End)
+            .label(DEFAULT_TEXT)
+            .build();
+
+        Self { widget }
+    }
+
+    // Actions
+    pub fn update(&self, text: Option<GString>) {
+        let mut name = Vec::new();
+
+        if let Some(value) = text {
+            if !value.is_empty() {
+                name.push(value);
+            }
+        }
+
+        name.push(GString::from(DEFAULT_TEXT));
+
+        self.widget.set_text(&name.join(" - "));
+    }
+
+    // Getters
+    pub fn widget(&self) -> &Label {
+        &self.widget
+    }
+}