event-details-dialog: Show even if event does not has a source

Useful for redacted messages

src/session/view/content/room_history/item_row.rs

@@ -463,18 +463,6 @@ impl ItemRow {
         let has_event_id = event.event_id().is_some();
 
         if has_event_id {
-            if event.has_source() {
-                action_group.add_action_entries([
-                    // View event details.
-                    gio::ActionEntry::builder("view-details")
-                        .activate(clone!(@weak self as widget, @weak event => move |_, _, _| {
-                            let dialog = EventDetailsDialog::new(&event);
-                            dialog.present(&widget);
-                        }))
-                        .build(),
-                ]);
-            }
-
             action_group.add_action_entries([
                 // Create a permalink.
                 gio::ActionEntry::builder("permalink")
@@ -489,6 +477,13 @@ impl ItemRow {
                         });
                     }))
                     .build(),
+                // View event details.
+                gio::ActionEntry::builder("view-details")
+                    .activate(clone!(@weak self as widget, @weak event => move |_, _, _| {
+                        let dialog = EventDetailsDialog::new(&event);
+                        dialog.present(&widget);
+                    }))
+                    .build(),
             ]);
 
             if room.is_joined() {

src/session/view/event_details_dialog.ui

@@ -113,6 +113,11 @@
                                     </child>
                                     <child>
                                       <object class="ButtonRow">
+                                        <binding name="visible">
+                                          <lookup name="has-source">
+                                            <lookup name="event">EventDetailsDialog</lookup>
+                                          </lookup>
+                                        </binding>
                                         <property name="title" translatable="yes">View Source</property>
                                         <property name="to-subpage">True</property>
                                         <signal name="activated" handler="show_original_source" swapped="yes"/>