Add toggle to keep wallpaper visible during sessions

crates/ui/src/settings.rs

@@ -997,6 +997,7 @@ pub struct UiSettings {
     /// Most recently displayed sources first; bounded by the shuffle cooldown.
     pub wallpaper_history: Vec<PathBuf>,
     pub wallpaper_theme_colors: bool,
+    pub wallpaper_in_session: bool,
     pub wallpaper_color: Option<zeron_theme::Color>,
     /// Non-destructive treatment composited inside the artwork's fade mask.
     pub new_thread_background_effect: NewThreadBackgroundEffect,
@@ -1100,6 +1101,7 @@ impl Default for UiSettings {
             wallpaper_source: None,
             wallpaper_history: Vec::new(),
             wallpaper_theme_colors: false,
+            wallpaper_in_session: false,
             wallpaper_color: None,
             new_thread_background_effect: NewThreadBackgroundEffect::None,
             reduce_motion: crate::motion::ReduceMotion::System,
@@ -1744,6 +1746,7 @@ impl UiSettings {
             wallpaper_source,
             wallpaper_history,
             wallpaper_theme_colors,
+            wallpaper_in_session,
             wallpaper_color,
             new_thread_background_effect,
             reduce_motion,
@@ -2833,6 +2836,7 @@ mod tests {
             wallpaper_source: Some("/tmp/wallpapers/background.png".into()),
             wallpaper_history: vec!["/tmp/wallpapers/background.png".into()],
             wallpaper_theme_colors: false,
+            wallpaper_in_session: false,
             wallpaper_color: None,
             new_thread_background_effect: NewThreadBackgroundEffect::Ascii,
             reduce_motion: crate::motion::ReduceMotion::On,

crates/ui/src/settings/appearance.rs

@@ -3734,6 +3734,38 @@ impl Render for AppearancePage {
                 )
                 .into_any_element(),
         );
+        let keep_wallpaper = wallpaper_settings.wallpaper_in_session;
+        settings_rows.push(
+            widgets::card_row(&theme, false)
+                .child(
+                    div()
+                        .flex_1()
+                        .min_w_0()
+                        .child(widgets::row_title(&theme, "Show wallpaper in sessions"))
+                        .child(widgets::meta_line(
+                            &theme,
+                            vec![div().child("Keep the wallpaper visible during conversations.").into_any_element()],
+                        )),
+                )
+                .child(
+                    widgets::toggle_switch(&theme, keep_wallpaper, "wallpaper-in-session")
+                        .id("wallpaper-in-session-toggle")
+                        .tab_index(0)
+                        .role(gpui::Role::Switch)
+                        .aria_label("Show wallpaper in sessions")
+                        .focus_visible(|s| s.border_2().border_color(theme.accent))
+                        .cursor_pointer()
+                        .aria_toggled(if keep_wallpaper { gpui::Toggled::True } else { gpui::Toggled::False })
+                        .on_click(cx.listener(move |_, _, _, cx| {
+                            crate::settings::update(crate::settings::SavePolicy::Immediate, cx, |settings| {
+                                settings.wallpaper_in_session = !keep_wallpaper;
+                            });
+                            cx.refresh_windows();
+                            cx.notify();
+                        })),
+                )
+                .into_any_element(),
+        );
         if background_available {
             use crate::settings::NewThreadBackgroundEffect;
             let effect_control = widgets::select(

crates/ui/src/shell.rs

@@ -11078,13 +11078,15 @@ impl Shell {
                 ),
             )));
         let term_h = self.terminal_geometry.get().height;
-        let new_thread_background_layer = (!has_selection || dock_frame.active).then(|| {
+        let keep_wallpaper = ui_settings.wallpaper_in_session;
+        let new_thread_background_layer = (!has_selection || dock_frame.active || keep_wallpaper).then(|| {
             if artwork_frame.active {
                 window.request_animation_frame();
             }
             let width = (self.viewport_width - self.sidebar_now()).max(0.0);
             let bounds = self.composer.read(cx).surface_bounds();
             let opacity = new_thread_background_opacity(theme.is_frost());
+            let dissolve = if keep_wallpaper { 0.0 } else { dock_frame.dissolve() };
             div()
                 .absolute()
                 .inset_0()
@@ -11094,7 +11096,7 @@ impl Shell {
                     self.viewport_height,
                     width,
                     bounds.clone(),
-                    dock_frame.dissolve(),
+                    dissolve,
                     (1.0 - artwork_frame.mix) * opacity,
                 ))
                 .child(new_thread_background(
@@ -11103,7 +11105,7 @@ impl Shell {
                     self.viewport_height,
                     width,
                     bounds,
-                    dock_frame.dissolve(),
+                    dissolve,
                     artwork_frame.mix * opacity,
                 ))
                 .into_any_element()