3 files changed, 40 insertions, 12 deletions
diff --git a/style/Cargo.toml b/style/Cargo.toml
index cf9d328b..4a482a4f 100644
--- a/style/Cargo.toml
+++ b/style/Cargo.toml
@@ -18,5 +18,5 @@ features = ["palette"]
 [dependencies.palette]
 version = "0.6"
 
-[dependencies.lazy_static]
-version = "1.4"
+[dependencies.once_cell]
+version = "1.15"
diff --git a/style/src/theme.rs b/style/src/theme.rs
index ea538c3a..a253e990 100644
--- a/style/src/theme.rs
+++ b/style/src/theme.rs
@@ -1,5 +1,6 @@
 pub mod palette;
 
+use self::palette::Extended;
 pub use self::palette::Palette;
 
 use crate::application;
@@ -20,17 +21,23 @@ use crate::toggler;
 
 use iced_core::{Background, Color};
 
-#[derive(Debug, Clone, Copy, PartialEq, Eq)]
+#[derive(Debug, Clone, PartialEq)]
 pub enum Theme {
     Light,
     Dark,
+    Custom(Box<Custom>),
 }
 
 impl Theme {
-    pub fn palette(self) -> Palette {
+    pub fn custom(palette: Palette) -> Self {
+        Self::Custom(Box::new(Custom::new(palette)))
+    }
+
+    pub fn palette(&self) -> Palette {
         match self {
             Self::Light => Palette::LIGHT,
             Self::Dark => Palette::DARK,
+            Self::Custom(custom) => custom.palette,
         }
     }
 
@@ -38,6 +45,7 @@ impl Theme {
         match self {
             Self::Light => &palette::EXTENDED_LIGHT,
             Self::Dark => &palette::EXTENDED_DARK,
+            Self::Custom(custom) => &custom.extended,
         }
     }
 }
@@ -48,6 +56,21 @@ impl Default for Theme {
     }
 }
 
+#[derive(Debug, Clone, Copy, PartialEq)]
+pub struct Custom {
+    palette: Palette,
+    extended: Extended,
+}
+
+impl Custom {
+    pub fn new(palette: Palette) -> Self {
+        Self {
+            palette,
+            extended: Extended::generate(palette),
+        }
+    }
+}
+
 #[derive(Debug, Clone, Copy)]
 pub enum Application {
     Default,
@@ -71,7 +94,7 @@ impl application::StyleSheet for Theme {
                 background_color: palette.background.base.color,
                 text_color: palette.background.base.text,
             },
-            Application::Custom(f) => f(*self),
+            Application::Custom(f) => f(self.clone()),
         }
     }
 }
diff --git a/style/src/theme/palette.rs b/style/src/theme/palette.rs
index 81aa9cc7..b3a10d28 100644
--- a/style/src/theme/palette.rs
+++ b/style/src/theme/palette.rs
@@ -1,6 +1,6 @@
 use iced_core::Color;
 
-use lazy_static::lazy_static;
+use once_cell::sync::Lazy;
 use palette::{FromColor, Hsl, Mix, RelativeContrast, Srgb};
 
 #[derive(Debug, Clone, Copy, PartialEq)]
@@ -58,6 +58,7 @@ impl Palette {
     };
 }
 
+#[derive(Debug, Clone, Copy, PartialEq)]
 pub struct Extended {
     pub background: Background,
     pub primary: Primary,
@@ -66,11 +67,10 @@ pub struct Extended {
     pub danger: Danger,
 }
 
-lazy_static! {
-    pub static ref EXTENDED_LIGHT: Extended =
-        Extended::generate(Palette::LIGHT);
-    pub static ref EXTENDED_DARK: Extended = Extended::generate(Palette::DARK);
-}
+pub static EXTENDED_LIGHT: Lazy<Extended> =
+    Lazy::new(|| Extended::generate(Palette::LIGHT));
+pub static EXTENDED_DARK: Lazy<Extended> =
+    Lazy::new(|| Extended::generate(Palette::DARK));
 
 impl Extended {
     pub fn generate(palette: Palette) -> Self {
@@ -96,7 +96,7 @@ impl Extended {
     }
 }
 
-#[derive(Debug, Clone, Copy)]
+#[derive(Debug, Clone, Copy, PartialEq)]
 pub struct Pair {
     pub color: Color,
     pub text: Color,
@@ -111,6 +111,7 @@ impl Pair {
     }
 }
 
+#[derive(Debug, Clone, Copy, PartialEq)]
 pub struct Background {
     pub base: Pair,
     pub weak: Pair,
@@ -130,6 +131,7 @@ impl Background {
     }
 }
 
+#[derive(Debug, Clone, Copy, PartialEq)]
 pub struct Primary {
     pub base: Pair,
     pub weak: Pair,
@@ -149,6 +151,7 @@ impl Primary {
     }
 }
 
+#[derive(Debug, Clone, Copy, PartialEq)]
 pub struct Secondary {
     pub base: Pair,
     pub weak: Pair,
@@ -169,6 +172,7 @@ impl Secondary {
     }
 }
 
+#[derive(Debug, Clone, Copy, PartialEq)]
 pub struct Success {
     pub base: Pair,
     pub weak: Pair,
@@ -188,6 +192,7 @@ impl Success {
     }
 }
 
+#[derive(Debug, Clone, Copy, PartialEq)]
 pub struct Danger {
     pub base: Pair,
     pub weak: Pair,