separate components, reorganize handle by content type enums

src/app/browser/window/tab/item/client/driver/file/status.rs

@@ -0,0 +1,18 @@
+use super::Page;
+use std::rc::Rc;
+
+pub enum Status {
+    Failure(String),
+}
+
+impl Status {
+    pub fn handle(&self, page: Rc<Page>) {
+        let (message, widget) = match self {
+            Self::Failure(message) => (message, page.content.to_status_failure()),
+        };
+        widget.set_description(Some(message));
+        page.set_title(&widget.title());
+        page.set_progress(0.0);
+        page.window_action.find.simple_action.set_enabled(false);
+    }
+}

src/app/browser/window/tab/item/client/driver/file/text.rs

@@ -0,0 +1,41 @@
+use super::Page;
+use gtk::glib::{GString, Uri};
+use std::rc::Rc;
+
+pub enum Text {
+    Gemini(Uri, String),
+    Plain(Uri, String),
+    Source(Uri, String),
+}
+
+impl Text {
+    pub fn handle(&self, page: Rc<Page>) {
+        let (uri, widget) = match self {
+            Self::Gemini(uri, data) => (uri, page.content.to_text_gemini(uri, data)),
+            Self::Plain(uri, data) => (uri, page.content.to_text_plain(data)),
+            Self::Source(uri, data) => (uri, page.content.to_text_source(data)),
+        };
+        page.search.set(Some(widget.text_view));
+        page.set_title(&match widget.meta.title {
+            Some(title) => title.into(), // @TODO
+            None => uri_to_title(uri),
+        });
+        page.set_progress(0.0);
+        page.window_action.find.simple_action.set_enabled(true);
+    }
+}
+
+/// Helper function, extract readable title from [Uri](https://docs.gtk.org/glib/struct.Uri.html)
+/// * useful as common placeholder when page title could not be detected
+/// * this feature may be improved and moved outside @TODO already duplicated!
+fn uri_to_title(uri: &Uri) -> GString {
+    let path = uri.path();
+    if path.split('/').last().unwrap_or_default().is_empty() {
+        match uri.host() {
+            Some(host) => host,
+            None => "Untitled".into(),
+        }
+    } else {
+        path
+    }
+}