ShowWidget: Replace the unsub simple action with a Channel Action.

hammond-gtk/resources/gtk/show_widget.ui

@@ -151,7 +151,6 @@
                                             <property name="receives_default">True</property>
                                             <property name="halign">center</property>
                                             <property name="valign">center</property>
-                                            <property name="action_name">app.refresh</property>
                                             <style>
                                               <class name="destructive-action"/>
                                             </style>

hammond-gtk/src/app.rs

@@ -18,6 +18,8 @@ use std::time::Duration;
 #[derive(Clone, Debug)]
 pub enum Action {
     UpdateSources(Option<Source>),
+    RefreshViews,
+    RefreshEpisodesView,
 }
 
 #[derive(Debug)]
@@ -57,7 +59,7 @@ impl App {
         let header = Rc::new(Header::default());
 
         // Create a content instance
-        let content = Content::new(header.clone());
+        let content = Content::new(header.clone(), sender.clone());
 
         // Initialize the headerbar
         header.init(content.clone(), sender.clone());
@@ -164,6 +166,12 @@ impl App {
                         utils::refresh_feed(content.clone(), headerbar.clone(), Some(vec!(s)))
                     }
                 }
+                Ok(Action::RefreshViews) => {
+                    content.update();
+                }
+                Ok(Action::RefreshEpisodesView) => {
+                    content.update_episode_view();
+                }
                 _ => (),
             }
 

hammond-gtk/src/content.rs

@@ -10,21 +10,24 @@ use views::episodes::EpisodesView;
 
 use widgets::show::ShowWidget;
 use headerbar::Header;
+use app::Action;
 
 use std::rc::Rc;
+use std::sync::mpsc::Sender;
 
 #[derive(Debug, Clone)]
 pub struct Content {
     stack: gtk::Stack,
     shows: Rc<ShowStack>,
     episodes: Rc<EpisodeStack>,
+    sender: Sender<Action>,
 }
 
 impl Content {
-    pub fn new(header: Rc<Header>) -> Rc<Content> {
+    pub fn new(header: Rc<Header>, sender: Sender<Action>) -> Rc<Content> {
         let stack = gtk::Stack::new();
         let episodes = EpisodeStack::new();
-        let shows = ShowStack::new(header, episodes.clone());
+        let shows = ShowStack::new(header, episodes.clone(), sender.clone());
 
         stack.add_titled(&episodes.stack, "episodes", "Episodes");
         stack.add_titled(&shows.stack, "shows", "Shows");
@@ -33,6 +36,7 @@ impl Content {
             stack,
             shows,
             episodes,
+            sender,
         })
     }
 
@@ -63,16 +67,18 @@ pub struct ShowStack {
     stack: gtk::Stack,
     header: Rc<Header>,
     epstack: Rc<EpisodeStack>,
+    sender: Sender<Action>,
 }
 
 impl ShowStack {
-    fn new(header: Rc<Header>, epstack: Rc<EpisodeStack>) -> Rc<ShowStack> {
+    fn new(header: Rc<Header>, epstack: Rc<EpisodeStack>, sender: Sender<Action>) -> Rc<ShowStack> {
         let stack = gtk::Stack::new();
 
         let show = Rc::new(ShowStack {
             stack,
             header: header.clone(),
             epstack,
+            sender,
         });
 
         let pop = ShowsPopulated::new(show.clone(), header);
@@ -124,7 +130,12 @@ impl ShowStack {
 
     pub fn replace_widget(&self, pd: &Podcast) {
         let old = self.stack.get_child_by_name("widget").unwrap();
-        let new = ShowWidget::new(Rc::new(self.clone()), self.header.clone(), pd);
+        let new = ShowWidget::new(
+            Rc::new(self.clone()),
+            self.header.clone(),
+            pd,
+            self.sender.clone(),
+        );
 
         self.stack.remove(&old);
         self.stack.add_named(&new.container, "widget");

hammond-gtk/src/widgets/show.rs

@@ -13,8 +13,10 @@ use widgets::episode::episodes_listbox;
 use utils::get_pixbuf_from_path;
 use content::ShowStack;
 use headerbar::Header;
+use app::Action;
 
 use std::rc::Rc;
+use std::sync::mpsc::Sender;
 use std::fs;
 
 #[derive(Debug, Clone)]
@@ -53,18 +55,30 @@ impl Default for ShowWidget {
 }
 
 impl ShowWidget {
-    pub fn new(shows: Rc<ShowStack>, header: Rc<Header>, pd: &Podcast) -> ShowWidget {
+    pub fn new(
+        shows: Rc<ShowStack>,
+        header: Rc<Header>,
+        pd: &Podcast,
+        sender: Sender<Action>,
+    ) -> ShowWidget {
         let pdw = ShowWidget::default();
-        pdw.init(shows, header, pd);
+        pdw.init(shows, header, pd, sender);
         pdw
     }
 
-    pub fn init(&self, shows: Rc<ShowStack>, header: Rc<Header>, pd: &Podcast) {
+    pub fn init(
+        &self,
+        shows: Rc<ShowStack>,
+        header: Rc<Header>,
+        pd: &Podcast,
+        sender: Sender<Action>,
+    ) {
         // Hacky workaround so the pd.id() can be retrieved from the `ShowStack`.
         WidgetExt::set_name(&self.container, &pd.id().to_string());
 
-        self.unsub.connect_clicked(clone!(shows, pd => move |bttn| {
+        self.unsub
-            on_unsub_button_clicked(shows.clone(), &pd, bttn);
+            .connect_clicked(clone!(shows, pd, sender => move |bttn| {
+            on_unsub_button_clicked(shows.clone(), &pd, bttn, sender.clone());
             header.switch_to_normal();
         }));
 
@@ -104,7 +118,12 @@ impl ShowWidget {
     }
 }
 
-fn on_unsub_button_clicked(shows: Rc<ShowStack>, pd: &Podcast, unsub_button: &gtk::Button) {
+fn on_unsub_button_clicked(
+    shows: Rc<ShowStack>,
+    pd: &Podcast,
+    unsub_button: &gtk::Button,
+    sender: Sender<Action>,
+) {
     let res = dbqueries::remove_feed(pd);
     if res.is_ok() {
         info!("{} was removed succesfully.", pd.title());
@@ -120,6 +139,7 @@ fn on_unsub_button_clicked(shows: Rc<ShowStack>, pd: &Podcast, unsub_button: &gt
             }
         };
     }
+    sender.send(Action::RefreshViews).unwrap();
     shows.switch_podcasts_animated();
 }