Add a header bar and content field for applications

kifu/core/src/database.rs

@@ -39,13 +39,18 @@ impl Database {
                             .unwrap()
                             .read_to_string(&mut buffer)
                             .unwrap();
-                        for sgf in parse_sgf(&buffer).unwrap() {
+                        match parse_sgf(&buffer) {
+                            Ok(sgfs) => {
+                                for sgf in sgfs {
                                     match sgf {
                                         Game::Go(game) => games.push(game),
                                         Game::Unsupported(_) => {}
                                     }
                                 }
                             }
+                            Err(err) => println!("Error parsing {:?}: {:?}", entry.path(), err),
+                        }
+                    }
                 }
                 Err(err) => println!("failed entry: {:?}", err),
             }

kifu/core/src/ui/elements/game_preview.rs

@@ -50,6 +50,7 @@ impl GamePreviewElement {
             Some(GameResult::Draw) => "Draw".to_owned(),
             Some(GameResult::Black(ref win)) => format!("Black by {}", format_win(win)),
             Some(GameResult::White(ref win)) => format!("White by {}", format_win(win)),
+            Some(GameResult::Unknown(ref text)) => format!("Unknown: {}", text),
             None => "".to_owned(),
         };
 

kifu/gtk/src/main.rs

@@ -2,19 +2,19 @@ use adw::prelude::*;
 use kifu_core::{CoreApp, CoreRequest, CoreResponse};
 use kifu_gtk::{
     perftrace,
-    ui::{Home, PlayingField},
+    ui::{Home, Layout, PlayingField},
     CoreApi,
 };
 use std::sync::{Arc, RwLock};
 
-fn handle_response(api: CoreApi, window: adw::ApplicationWindow, message: CoreResponse) {
+fn handle_response(api: CoreApi, layout: Layout, message: CoreResponse) {
     let playing_field = Arc::new(RwLock::new(None));
     match message {
         CoreResponse::HomeView(view) => perftrace("HomeView", || {
             let api = api.clone();
 
             let home = Home::new(api, view);
-            window.set_content(Some(&home));
+            layout.set_content(&home);
         }),
         CoreResponse::PlayingFieldView(view) => perftrace("PlayingFieldView", || {
             let api = api.clone();
@@ -23,7 +23,7 @@ fn handle_response(api: CoreApi, window: adw::ApplicationWindow, message: CoreRe
             if playing_field.is_none() {
                 perftrace("creating a new playing field", || {
                     let field = PlayingField::new(api, view);
-                    window.set_content(Some(&field));
+                    layout.set_content(&field);
                     *playing_field = Some(field);
                 })
             } else {
@@ -101,13 +101,17 @@ fn main() {
                 .width_request(800)
                 .height_request(500)
                 .build();
+
+            let layout = Layout::new();
+            window.set_content(Some(&layout));
+
             window.present();
 
             gtk_rx.attach(None, {
                 let api = api.clone();
                 move |message| {
                     perftrace("handle_response", || {
-                        handle_response(api.clone(), window.clone(), message)
+                        handle_response(api.clone(), layout.clone(), message)
                     });
                     Continue(true)
                 }

kifu/gtk/src/ui/game_preview.rs

@@ -31,7 +31,7 @@ impl GamePreview {
         let s: Self = Object::builder().build();
         s.set_orientation(gtk::Orientation::Horizontal);
         s.set_homogeneous(true);
-        s.set_hexpand(true);
+        s.set_hexpand(false);
 
         s.append(&s.imp().date);
         s.append(&s.imp().title);

kifu/gtk/src/ui/layout.rs

@@ -0,0 +1,61 @@
+use glib::Object;
+use gtk::{prelude::*, subclass::prelude::*};
+use std::{cell::RefCell, rc::Rc};
+
+// Deprecated even from day 1. We want to use ToolbarView as soon as it's available in the versions
+// of Libadwaita available in NixOS.
+pub struct LayoutPrivate {
+    pub header: adw::HeaderBar,
+    pub content: Rc<RefCell<gtk::Widget>>,
+}
+
+impl Default for LayoutPrivate {
+    fn default() -> Self {
+        let header = adw::HeaderBar::builder()
+            .title_widget(&gtk::Label::new(Some("Placeholder Title")))
+            .show_start_title_buttons(true)
+            .show_end_title_buttons(true)
+            .build();
+        let content = adw::StatusPage::builder().title("Nothing here").build();
+
+        Self {
+            header,
+            content: Rc::new(RefCell::new(content.into())),
+        }
+    }
+}
+
+#[glib::object_subclass]
+impl ObjectSubclass for LayoutPrivate {
+    const NAME: &'static str = "Layout";
+    type Type = Layout;
+    type ParentType = gtk::Box;
+}
+
+impl ObjectImpl for LayoutPrivate {}
+impl WidgetImpl for LayoutPrivate {}
+impl BoxImpl for LayoutPrivate {}
+
+glib::wrapper! {
+    pub struct Layout(ObjectSubclass<LayoutPrivate>) @extends gtk::Box, gtk::Widget, @implements gtk::Orientable;
+}
+
+impl Layout {
+    pub fn new() -> Self {
+        let s: Self = Object::builder().build();
+        s.set_orientation(gtk::Orientation::Vertical);
+        s.set_homogeneous(false);
+        s.append(&s.imp().header);
+        s.append(&*s.imp().content.borrow());
+
+        s
+    }
+
+    pub fn set_content(&self, content: &impl IsA<gtk::Widget>) {
+        let mut widget = self.imp().content.borrow_mut();
+
+        self.remove(&*widget);
+        *widget = content.clone().upcast::<gtk::Widget>();
+        self.append(&*widget);
+    }
+}

kifu/gtk/src/ui/mod.rs

@@ -7,6 +7,9 @@ pub use game_preview::GamePreview;
 mod library;
 pub use library::Library;
 
+mod layout;
+pub use layout::Layout;
+
 mod player_card;
 pub use player_card::PlayerCard;
 

sgf/src/go.rs

@@ -242,6 +242,7 @@ pub enum GameResult {
     Draw,
     Black(Win),
     White(Win),
+    Unknown(String),
 }
 
 impl TryFrom<&str> for GameResult {
@@ -256,7 +257,7 @@ impl TryFrom<&str> for GameResult {
             let res = match parts[0].to_ascii_lowercase().as_str() {
                 "b" => GameResult::Black,
                 "w" => GameResult::White,
-                _ => panic!("unknown result format"),
+                _ => return Ok(GameResult::Unknown(parts[0].to_owned())),
             };
             match parts[1].to_ascii_lowercase().as_str() {
                 "r" | "resign" => Ok(res(Win::Resignation)),