feat: enhance configuration management and UI styling, remove unused theme module

crates/k-launcher-config/src/lib.rs

@@ -3,7 +3,7 @@ use serde::Deserialize;
 // RGBA: [r, g, b, a] where r/g/b are 0–255 as f32, a is 0.0–1.0
 pub type Rgba = [f32; 4];
 
-#[derive(Debug, Clone, Deserialize)]
+#[derive(Debug, Clone, Deserialize, Default)]
 #[serde(default)]
 pub struct Config {
     pub window: WindowCfg,
@@ -12,17 +12,6 @@ pub struct Config {
     pub plugins: PluginsCfg,
 }
 
-impl Default for Config {
-    fn default() -> Self {
-        Self {
-            window: WindowCfg::default(),
-            appearance: AppearanceCfg::default(),
-            search: SearchCfg::default(),
-            plugins: PluginsCfg::default(),
-        }
-    }
-}
-
 #[derive(Debug, Clone, Deserialize)]
 #[serde(default)]
 pub struct WindowCfg {
@@ -63,7 +52,7 @@ impl Default for AppearanceCfg {
     fn default() -> Self {
         Self {
             background_rgba: [20.0, 20.0, 30.0, 0.9],
-            border_rgba: [0.0, 183.0, 235.0, 1.0],
+            border_rgba: [229.0, 125.0, 33.0, 1.0],
             border_width: 1.0,
             border_radius: 8.0,
             search_font_size: 18.0,

crates/k-launcher-os-bridge/src/unix_launcher.rs

@@ -105,13 +105,12 @@ impl AppLauncher for UnixAppLauncher {
                         .args(["-selection", "clipboard"])
                         .stdin(Stdio::piped())
                         .spawn()
+                        && let Some(stdin) = child.stdin.as_mut()
                     {
-                        if let Some(stdin) = child.stdin.as_mut() {
                         let _ = stdin.write_all(val.as_bytes());
                     }
                 }
             }
-            }
             LaunchAction::Custom(f) => f(),
         }
     }

crates/k-launcher-ui-egui/src/app.rs

@@ -5,7 +5,7 @@ use k_launcher_kernel::{AppLauncher, SearchEngine, SearchResult};
 use k_launcher_os_bridge::WindowConfig;
 
 const BG: Color32 = Color32::from_rgba_premultiplied(20, 20, 30, 230);
-const BORDER_CYAN: Color32 = Color32::from_rgb(0, 183, 235);
+const BORDER_COLOR: Color32 = Color32::from_rgb(229, 125, 33);
 const SELECTED_BG: Color32 = Color32::from_rgba_premultiplied(0, 100, 140, 180);
 const DIM_TEXT: Color32 = Color32::from_rgb(180, 185, 200);
 
@@ -71,11 +71,9 @@ impl eframe::App for KLauncherApp {
                     self.selected = (self.selected + 1).min(len - 1);
                 }
             }
-            if i.key_pressed(Key::ArrowUp) {
+            if i.key_pressed(Key::ArrowUp) && self.selected > 0 {
-                if self.selected > 0 {
                 self.selected -= 1;
             }
-            }
         });
 
         if close {
@@ -96,7 +94,7 @@ impl eframe::App for KLauncherApp {
 
         let frame = egui::Frame::new()
             .fill(BG)
-            .stroke(egui::Stroke::new(1.0, BORDER_CYAN))
+            .stroke(egui::Stroke::new(1.0, BORDER_COLOR))
             .inner_margin(egui::Margin::same(12))
             .corner_radius(egui::CornerRadius::same(8));
 

crates/k-launcher-ui/src/app.rs

@@ -112,7 +112,12 @@ fn view(state: &KLauncherApp) -> Element<'_, Message> {
         .id(INPUT_ID.clone())
         .on_input(Message::QueryChanged)
         .padding(12)
-        .size(cfg.search_font_size);
+        .size(cfg.search_font_size)
+        .style(|theme, _status| {
+            let mut s = iced::widget::text_input::default(theme, iced::widget::text_input::Status::Active);
+            s.border = Border { color: Color::TRANSPARENT, width: 0.0, radius: 0.0.into() };
+            s
+        });
 
     let row_radius: f32 = cfg.row_radius;
     let title_size: f32 = cfg.title_size;

crates/k-launcher-ui/src/lib.rs

@@ -1,5 +1,4 @@
 mod app;
-pub mod theme;
 
 use std::sync::Arc;
 

crates/k-launcher-ui/src/theme.rs

@@ -1,35 +0,0 @@
-use iced::{
-    Color, Gradient,
-    gradient::{ColorStop, Linear},
-};
-
-pub struct AeroColors {
-    pub glass_bg: Color,
-    pub gloss_highlight: Gradient,
-    pub border_cyan: Color,
-}
-
-pub static AERO: std::sync::LazyLock<AeroColors> =
-    std::sync::LazyLock::new(AeroColors::standard);
-
-impl AeroColors {
-    pub fn standard() -> Self {
-        Self {
-            // Semi-transparent "Aero Glass" base
-            glass_bg: Color::from_rgba8(255, 255, 255, 0.2),
-            // Cyan/Blue glow typical of the 2008 era
-            border_cyan: Color::from_rgb8(0, 183, 235),
-            // We'll use this for the "shine" effect on buttons
-            gloss_highlight: Gradient::Linear(Linear::new(0.0).add_stops([
-                ColorStop {
-                    color: Color::from_rgba8(255, 255, 255, 0.5),
-                    offset: 0.0,
-                },
-                ColorStop {
-                    color: Color::from_rgba8(255, 255, 255, 0.0),
-                    offset: 1.0,
-                },
-            ])),
-        }
-    }
-}

crates/plugins/plugin-apps/src/linux.rs

@@ -1,5 +1,3 @@
-#![cfg(target_os = "linux")]
-
 use std::path::Path;
 
 use crate::{AppName, DesktopEntry, DesktopEntrySource, ExecCommand, IconPath};