Use clone! macro in more cases

podcasts-gtk/src/widgets/appnotif.rs

@@ -18,6 +18,7 @@
 // SPDX-License-Identifier: GPL-3.0-or-later
 
 use glib;
+use glib::clone;
 use gtk;
 use gtk::prelude::*;
 
@@ -82,21 +83,17 @@ impl InAppNotification {
         let notif = InAppNotification::default();
         notif.text.set_text(&text);
 
-        let revealer_weak = notif.revealer.downgrade();
         let mut time = 0;
-        let id = timeout_add(250, move || {
+        let id = timeout_add(
-            if time < timer {
+            250,
-                time += 250;
+            clone!(@weak notif.revealer as revealer => @default-return glib::Continue(false), move || {
-                return glib::Continue(true);
+                    if time < timer {
-            };
+                        time += 250;
-
+                        return glib::Continue(true);
-            let revealer = match revealer_weak.upgrade() {
+                    };
-                Some(r) => r,
+                    callback(revealer)
-                None => return glib::Continue(false),
+            }),
-            };
+        );
-
-            callback(revealer)
-        });
         let id = Rc::new(RefCell::new(Some(id)));
 
         if undo_callback.is_some() {

podcasts-gtk/src/widgets/home_view.rs

@@ -22,6 +22,8 @@ use failure::Error;
 
 use gtk::{self, prelude::*, Adjustment};
 
+use glib::clone;
+
 use crossbeam_channel::Sender;
 use libhandy::{Column, ColumnExt};
 use podcasts_data::dbqueries;
@@ -135,17 +137,11 @@ impl HomeView {
             }
         };
 
-        let home_weak = Rc::downgrade(&home);
+        let callback = clone!(@weak home => move || {
-        let callback = move || {
-            let home = match home_weak.upgrade() {
-                Some(h) => h,
-                None => return,
-            };
-
             if let Some(ref v) = vadj {
                 home.view.set_adjustments(None, Some(v))
             };
-        };
+        });
 
         lazy_load_full(episodes, func, callback);
         home.view.container().show_all();

podcasts-gtk/src/widgets/shows_view.rs

@@ -17,6 +17,7 @@
 //
 // SPDX-License-Identifier: GPL-3.0-or-later
 
+use glib::clone;
 use gtk::{self, prelude::*, Adjustment, Align, SelectionMode};
 
 use crossbeam_channel::Sender;
@@ -83,16 +84,14 @@ impl ShowsView {
 fn populate_flowbox(shows: &Rc<ShowsView>, vadj: Option<Adjustment>) -> Result<(), Error> {
     let ignore = get_ignored_shows()?;
     let podcasts = dbqueries::get_podcasts_filter(&ignore)?;
-    let show_weak = Rc::downgrade(&shows);
     let flowbox_weak = shows.flowbox.downgrade();
 
     let constructor = move |parent| ShowsChild::new(&parent).child;
-    let callback = move || {
+    let callback = clone!(@weak shows => move || {
-        match (show_weak.upgrade(), &vadj) {
+        if vadj.is_some() {
-            (Some(ref shows), Some(ref v)) => shows.view.set_adjustments(None, Some(v)),
+            shows.view.set_adjustments(None, vadj.as_ref())
-            _ => (),
+        }
-        };
+    });
-    };
 
     lazy_load(podcasts, flowbox_weak, constructor, callback);
     Ok(())