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

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| {
-            on_unsub_button_clicked(shows.clone(), &pd, bttn);
+        self.unsub
+            .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();
 }