extend ContextMenu by sharing item

src/ui/contextmenu.rs

@@ -4,6 +4,7 @@ use cursive::view::ViewWrapper;
 use cursive::views::{Dialog, SelectView};
 use cursive::Cursive;
 
+use clipboard::{ClipboardContext, ClipboardProvider};
 use library::Library;
 use queue::Queue;
 use traits::ListItem;
@@ -14,25 +15,39 @@ pub struct ContextMenu {
     dialog: Modal<Dialog>,
 }
 
+enum ContextMenuAction {
+    ShowItem(Box<ListItem>),
+    ShareUrl(String),
+}
+
 impl ContextMenu {
     pub fn new(item: &Box<ListItem>, queue: Arc<Queue>, library: Arc<Library>) -> Self {
-        let mut content: SelectView<Box<ListItem>> = SelectView::new().autojump();
+        let mut content: SelectView<ContextMenuAction> = SelectView::new().autojump();
         if let Some(a) = item.artist() {
-            content.add_item("Artist", Box::new(a))
+            content.add_item("Show artist", ContextMenuAction::ShowItem(Box::new(a)));
         }
         if let Some(a) = item.album(queue.clone()) {
-            content.add_item("Album", Box::new(a))
+            content.add_item("Show album", ContextMenuAction::ShowItem(Box::new(a)));
+        }
+        if let Some(url) = item.share_url() {
+            content.add_item("Share", ContextMenuAction::ShareUrl(url));
         }
 
         // open detail view of artist/album
-        content.set_on_submit(move |s: &mut Cursive, selected: &Box<ListItem>| {
+        content.set_on_submit(move |s: &mut Cursive, action: &ContextMenuAction| {
             s.pop_layer();
             let queue = queue.clone();
             let library = library.clone();
-            s.call_on_id("main", move |v: &mut Layout| {
-                let view = selected.open(queue, library);
-                if let Some(view) = view {
-                    v.push_view(view)
+            s.call_on_id("main", move |v: &mut Layout| match action {
+                ContextMenuAction::ShowItem(item) => {
+                    if let Some(view) = item.open(queue, library) {
+                        v.push_view(view)
+                    }
+                }
+                ContextMenuAction::ShareUrl(url) => {
+                    ClipboardProvider::new()
+                        .and_then(|mut ctx: ClipboardContext| ctx.set_contents(url.to_string()))
+                        .ok();
                 }
             });
         });