Fix: Open multimedia links from channels in a popup

crates/cordiale-ui/src/main.rs

@@ -8204,7 +8204,7 @@ fn link_refused(ui: &slint::Weak<AppWindow>, refusal: cordiale_core::media::Link
         ui.set_media_error(reason.into());
         ui.set_media_kind("failed".into());
         ui.set_media_zoom(false);
-        ui.set_screen("media".into());
+        ui.set_media_open(true);
     });
 }
 
@@ -8237,7 +8237,7 @@ fn open_link(state: &WorkerState, ui: &slint::Weak<AppWindow>, href: String) {
         ui.set_media_title(title.into());
         ui.set_media_kind("loading".into());
         ui.set_media_zoom(false);
-        ui.set_screen("media".into());
+        ui.set_media_open(true);
     });
     let ui = ui.clone();
     tokio::spawn(async move {

crates/cordiale-ui/ui/appwindow.slint

@@ -925,7 +925,8 @@ export component AppWindow inherits Window {
                 chat-resume = false;
             }
         } else {
-            chat-resume = screen == "media" || screen == "settings" || screen == "links" || screen == "archive" || screen == "reply" || screen == "umodes" || screen == "radio" || screen == "debug";
+            media-open = false;
+            chat-resume = screen == "settings" || screen == "links" || screen == "archive" || screen == "reply" || screen == "umodes" || screen == "radio" || screen == "debug";
         }
     }
     // Set once by Rust before the window is shown: where the splash
@@ -1579,6 +1580,8 @@ export component AppWindow inherits Window {
     in property <string> media-text: "";
     in property <bool> media-truncated: false;
     in-out property <bool> media-zoom: false;
+    // The viewer is a popup over the connected screen, not a screen of its own.
+    in-out property <bool> media-open: false;
     // The integrated radio. `radio-status` is "", "connecting", "playing",
     // "failed" or "ended"; the custom stations live in Settings > Radio.
     in property <[RadioRow]> radio-stations: [];
@@ -7274,7 +7277,39 @@ export component AppWindow inherits Window {
         }
     }
 
-    if screen == "media" : VerticalBox {
+    // The media viewer: a popup over the chat, which stays where it is
+    // behind it. Escape or Close dismisses it.
+    if media-open : Rectangle {
+        width: parent.width;
+        height: parent.height;
+        background: #00000099;
+
+        TouchArea {
+            width: parent.width;
+            height: parent.height;
+        }
+
+        Rectangle {
+            width: min(900px, parent.width - 32px);
+            height: parent.height - 32px;
+            x: (parent.width - self.width) / 2;
+            y: 16px;
+            border-width: 1px;
+            border-radius: 8px;
+            border-color: #8080806a;
+            background: theme == "dark" ? #242424 : white;
+
+            FocusScope {
+                init => { self.focus(); }
+                key-pressed(event) => {
+                    if event.text == Key.Escape {
+                        media-open = false;
+                        return accept;
+                    }
+                    return reject;
+                }
+
+    VerticalBox {
         padding: 16px;
         spacing: 8px;
 
@@ -7299,7 +7334,7 @@ export component AppWindow inherits Window {
             }
             CompactButton {
                 text: "✕  " + @tr("Close");
-                clicked => { screen = "connected"; }
+                clicked => { media-open = false; }
             }
         }
 
@@ -7360,6 +7395,9 @@ export component AppWindow inherits Window {
             }
         }
     }
+            }
+        }
+    }
 
     if screen == "archive" : VerticalBox {
         padding: 16px;