add urgent border color and gradient

niri-config/src/lib.rs

@@ -583,10 +583,14 @@ pub struct FocusRing {
     pub active_color: Color,
     #[knuffel(child, default = Self::default().inactive_color)]
     pub inactive_color: Color,
+    #[knuffel(child, default = Self::default().urgent_color)]
+    pub urgent_color: Color,
     #[knuffel(child)]
     pub active_gradient: Option<Gradient>,
     #[knuffel(child)]
     pub inactive_gradient: Option<Gradient>,
+    #[knuffel(child)]
+    pub urgent_gradient: Option<Gradient>,
 }
 
 impl Default for FocusRing {
@@ -596,8 +600,10 @@ impl Default for FocusRing {
             width: FloatOrInt(4.),
             active_color: Color::from_rgba8_unpremul(127, 200, 255, 255),
             inactive_color: Color::from_rgba8_unpremul(80, 80, 80, 255),
+            urgent_color: Color::from_rgba8_unpremul(155, 0, 0, 255),
             active_gradient: None,
             inactive_gradient: None,
+            urgent_gradient: None,
         }
     }
 }
@@ -669,10 +675,14 @@ pub struct Border {
     pub active_color: Color,
     #[knuffel(child, default = Self::default().inactive_color)]
     pub inactive_color: Color,
+    #[knuffel(child, default = Self::default().urgent_color)]
+    pub urgent_color: Color,
     #[knuffel(child)]
     pub active_gradient: Option<Gradient>,
     #[knuffel(child)]
     pub inactive_gradient: Option<Gradient>,
+    #[knuffel(child)]
+    pub urgent_gradient: Option<Gradient>,
 }
 
 impl Default for Border {
@@ -682,8 +692,10 @@ impl Default for Border {
             width: FloatOrInt(4.),
             active_color: Color::from_rgba8_unpremul(255, 200, 127, 255),
             inactive_color: Color::from_rgba8_unpremul(80, 80, 80, 255),
+            urgent_color: Color::from_rgba8_unpremul(155, 0, 0, 255),
             active_gradient: None,
             inactive_gradient: None,
+            urgent_gradient: None,
         }
     }
 }
@@ -695,8 +707,10 @@ impl From<Border> for FocusRing {
             width: value.width,
             active_color: value.active_color,
             inactive_color: value.inactive_color,
+            urgent_color: value.urgent_color,
             active_gradient: value.active_gradient,
             inactive_gradient: value.inactive_gradient,
+            urgent_gradient: value.urgent_gradient,
         }
     }
 }
@@ -708,8 +722,10 @@ impl From<FocusRing> for Border {
             width: value.width,
             active_color: value.active_color,
             inactive_color: value.inactive_color,
+            urgent_color: value.urgent_color,
             active_gradient: value.active_gradient,
             inactive_gradient: value.inactive_gradient,
+            urgent_gradient: value.urgent_gradient,
         }
     }
 }
@@ -1487,9 +1503,13 @@ pub struct BorderRule {
     #[knuffel(child)]
     pub inactive_color: Option<Color>,
     #[knuffel(child)]
+    pub urgent_color: Option<Color>,
+    #[knuffel(child)]
     pub active_gradient: Option<Gradient>,
     #[knuffel(child)]
     pub inactive_gradient: Option<Gradient>,
+    #[knuffel(child)]
+    pub urgent_gradient: Option<Gradient>,
 }
 
 #[derive(knuffel::Decode, Debug, Default, Clone, Copy, PartialEq)]
@@ -2353,12 +2373,18 @@ impl BorderRule {
         if let Some(x) = other.inactive_color {
             self.inactive_color = Some(x);
         }
+        if let Some(x) = other.urgent_color {
+            self.urgent_color = Some(x);
+        }
         if let Some(x) = other.active_gradient {
             self.active_gradient = Some(x);
         }
         if let Some(x) = other.inactive_gradient {
             self.inactive_gradient = Some(x);
         }
+        if let Some(x) = other.urgent_gradient {
+            self.urgent_gradient = Some(x);
+        }
     }
 
     pub fn resolve_against(&self, mut config: Border) -> Border {
@@ -2378,12 +2404,19 @@ impl BorderRule {
             config.inactive_color = x;
             config.inactive_gradient = None;
         }
+        if let Some(x) = self.urgent_color {
+            config.urgent_color = x;
+            config.urgent_gradient = None;
+        }
         if let Some(x) = self.active_gradient {
             config.active_gradient = Some(x);
         }
         if let Some(x) = self.inactive_gradient {
             config.inactive_gradient = Some(x);
         }
+        if let Some(x) = self.urgent_gradient {
+            config.urgent_gradient = Some(x);
+        }
 
         config
     }
@@ -4321,6 +4354,12 @@ mod tests {
                         b: 0.39215687,
                         a: 0.0,
                     },
+                    urgent_color: Color {
+                        r: 0.60784316,
+                        g: 0.0,
+                        b: 0.0,
+                        a: 1.0,
+                    },
                     active_gradient: Some(
                         Gradient {
                             from: Color {
@@ -4344,6 +4383,7 @@ mod tests {
                         },
                     ),
                     inactive_gradient: None,
+                    urgent_gradient: None,
                 },
                 border: Border {
                     off: false,
@@ -4362,8 +4402,15 @@ mod tests {
                         b: 0.39215687,
                         a: 0.0,
                     },
+                    urgent_color: Color {
+                        r: 0.60784316,
+                        g: 0.0,
+                        b: 0.0,
+                        a: 1.0,
+                    },
                     active_gradient: None,
                     inactive_gradient: None,
+                    urgent_gradient: None,
                 },
                 shadow: Shadow {
                     on: false,
@@ -4805,8 +4852,10 @@ mod tests {
                         ),
                         active_color: None,
                         inactive_color: None,
+                        urgent_color: None,
                         active_gradient: None,
                         inactive_gradient: None,
+                        urgent_gradient: None,
                     },
                     border: BorderRule {
                         off: false,
@@ -4818,8 +4867,10 @@ mod tests {
                         ),
                         active_color: None,
                         inactive_color: None,
+                        urgent_color: None,
                         active_gradient: None,
                         inactive_gradient: None,
+                        urgent_gradient: None,
                     },
                     shadow: ShadowRule {
                         off: false,
@@ -5552,8 +5603,10 @@ mod tests {
                 width: None,
                 active_color: None,
                 inactive_color: None,
+                urgent_color: None,
                 active_gradient: None,
                 inactive_gradient: None,
+                urgent_gradient: None,
             };
 
             for rule in rules.iter().copied() {

niri-visual-tests/src/cases/gradient_area.rs

@@ -23,8 +23,10 @@ impl GradientArea {
             width: FloatOrInt(1.),
             active_color: Color::from_rgba8_unpremul(255, 255, 255, 128),
             inactive_color: Color::default(),
+            urgent_color: Color::default(),
             active_gradient: None,
             inactive_gradient: None,
+            urgent_gradient: None,
         });
 
         Self {
@@ -81,6 +83,7 @@ impl TestCase for GradientArea {
             g_size,
             true,
             true,
+            false,
             Rectangle::default(),
             CornerRadius::default(),
             1.,

niri-visual-tests/src/cases/layout.rs

@@ -60,8 +60,10 @@ impl Layout {
                 width: FloatOrInt(4.),
                 active_color: Color::from_rgba8_unpremul(255, 163, 72, 255),
                 inactive_color: Color::from_rgba8_unpremul(50, 50, 50, 255),
+                urgent_color: Color::from_rgba8_unpremul(155, 0, 0, 255),
                 active_gradient: None,
                 inactive_gradient: None,
+                urgent_gradient: None,
             },
             ..Default::default()
         };

resources/default-config.kdl

@@ -192,6 +192,9 @@ layout {
         active-color "#ffc87f"
         inactive-color "#505050"
 
+        // Color of the border around windows that request your attention.
+        urgent-color "#9b0000"
+
         // active-gradient from="#ffbb66" to="#ffc880" angle=45 relative-to="workspace-view"
         // inactive-gradient from="#505050" to="#808080" angle=45 relative-to="workspace-view"
     }

src/layout/focus_ring.rs

@@ -59,6 +59,7 @@ impl FocusRing {
         win_size: Size<f64, Logical>,
         is_active: bool,
         is_border: bool,
+        is_urgent: bool,
         view_rect: Rectangle<f64, Logical>,
         radius: CornerRadius,
         scale: f64,
@@ -67,7 +68,9 @@ impl FocusRing {
         let width = self.config.width.0;
         self.full_size = win_size + Size::from((width, width)).upscale(2.);
 
-        let color = if is_active {
+        let color = if is_urgent {
+            self.config.urgent_color
+        } else if is_active {
             self.config.active_color
         } else {
             self.config.inactive_color
@@ -79,7 +82,9 @@ impl FocusRing {
 
         let radius = radius.fit_to(self.full_size.w as f32, self.full_size.h as f32);
 
-        let gradient = if is_active {
+        let gradient = if is_urgent {
+            self.config.urgent_gradient
+        } else if is_active {
             self.config.active_gradient
         } else {
             self.config.inactive_gradient

src/layout/insert_hint_element.rs

@@ -19,8 +19,10 @@ impl InsertHintElement {
                 width: FloatOrInt(0.),
                 active_color: config.color,
                 inactive_color: config.color,
+                urgent_color: config.color,
                 active_gradient: config.gradient,
                 inactive_gradient: config.gradient,
+                urgent_gradient: config.gradient,
             }),
         }
     }
@@ -31,8 +33,10 @@ impl InsertHintElement {
             width: FloatOrInt(0.),
             active_color: config.color,
             inactive_color: config.color,
+            urgent_color: config.color,
             active_gradient: config.gradient,
             inactive_gradient: config.gradient,
+            urgent_gradient: config.gradient,
         });
     }
 
@@ -48,7 +52,7 @@ impl InsertHintElement {
         scale: f64,
     ) {
         self.inner
-            .update_render_elements(size, true, false, view_rect, radius, scale, 1.);
+            .update_render_elements(size, true, false, false, view_rect, radius, scale, 1.);
     }
 
     pub fn render(

src/layout/tile.rs

@@ -366,6 +366,7 @@ impl<W: LayoutElement> Tile<W> {
             self.animated_window_size(),
             is_active,
             !draw_border_with_background,
+            self.window.is_urgent(),
             Rectangle::new(
                 view_rect.loc - Point::from((border_width, border_width)),
                 view_rect.size,
@@ -400,6 +401,7 @@ impl<W: LayoutElement> Tile<W> {
             self.animated_tile_size(),
             is_active,
             !draw_focus_ring_with_background,
+            self.window.is_urgent(),
             view_rect,
             radius,
             self.scale,

src/window/mod.rs

@@ -191,8 +191,10 @@ impl ResolvedWindowRules {
                 width: None,
                 active_color: None,
                 inactive_color: None,
+                urgent_color: None,
                 active_gradient: None,
                 inactive_gradient: None,
+                urgent_gradient: None,
             },
             border: BorderRule {
                 off: false,
@@ -200,8 +202,10 @@ impl ResolvedWindowRules {
                 width: None,
                 active_color: None,
                 inactive_color: None,
+                urgent_color: None,
                 active_gradient: None,
                 inactive_gradient: None,
+                urgent_gradient: None,
             },
             shadow: ShadowRule {
                 off: false,