Make binds accept wheel names

niri-config/src/lib.rs

@@ -724,10 +724,19 @@ pub struct Bind {
 
 #[derive(Debug, PartialEq, Eq, Clone, Copy, Hash)]
 pub struct Key {
-    pub keysym: Keysym,
+    pub trigger: Trigger,
     pub modifiers: Modifiers,
 }
 
+#[derive(Debug, PartialEq, Eq, Clone, Copy, Hash)]
+pub enum Trigger {
+    Keysym(Keysym),
+    WheelDown,
+    WheelUp,
+    WheelLeft,
+    WheelRight,
+}
+
 bitflags! {
     #[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
     pub struct Modifiers : u8 {
@@ -1499,12 +1508,23 @@ impl FromStr for Key {
             }
         }
 
+        let trigger = if key.eq_ignore_ascii_case("WheelDown") {
+            Trigger::WheelDown
+        } else if key.eq_ignore_ascii_case("WheelUp") {
+            Trigger::WheelUp
+        } else if key.eq_ignore_ascii_case("WheelLeft") {
+            Trigger::WheelLeft
+        } else if key.eq_ignore_ascii_case("WheelRight") {
+            Trigger::WheelRight
+        } else {
             let keysym = keysym_from_name(key, KEYSYM_CASE_INSENSITIVE);
             if keysym.raw() == KEY_NoSymbol {
                 return Err(miette!("invalid key: {key}"));
             }
+            Trigger::Keysym(keysym)
+        };
 
-        Ok(Key { keysym, modifiers })
+        Ok(Key { trigger, modifiers })
     }
 }
 
@@ -1712,6 +1732,7 @@ mod tests {
                 Mod+Comma { consume-window-into-column; }
                 Mod+1 { focus-workspace 1; }
                 Mod+Shift+E { quit skip-confirmation=true; }
+                Mod+WheelDown { focus-workspace-down; }
             }
 
             debug {
@@ -1895,53 +1916,60 @@ mod tests {
                 binds: Binds(vec![
                     Bind {
                         key: Key {
-                            keysym: Keysym::t,
+                            trigger: Trigger::Keysym(Keysym::t),
                             modifiers: Modifiers::COMPOSITOR,
                         },
                         action: Action::Spawn(vec!["alacritty".to_owned()]),
                     },
                     Bind {
                         key: Key {
-                            keysym: Keysym::q,
+                            trigger: Trigger::Keysym(Keysym::q),
                             modifiers: Modifiers::COMPOSITOR,
                         },
                         action: Action::CloseWindow,
                     },
                     Bind {
                         key: Key {
-                            keysym: Keysym::h,
+                            trigger: Trigger::Keysym(Keysym::h),
                             modifiers: Modifiers::COMPOSITOR | Modifiers::SHIFT,
                         },
                         action: Action::FocusMonitorLeft,
                     },
                     Bind {
                         key: Key {
-                            keysym: Keysym::l,
+                            trigger: Trigger::Keysym(Keysym::l),
                             modifiers: Modifiers::COMPOSITOR | Modifiers::SHIFT | Modifiers::CTRL,
                         },
                         action: Action::MoveWindowToMonitorRight,
                     },
                     Bind {
                         key: Key {
-                            keysym: Keysym::comma,
+                            trigger: Trigger::Keysym(Keysym::comma),
                             modifiers: Modifiers::COMPOSITOR,
                         },
                         action: Action::ConsumeWindowIntoColumn,
                     },
                     Bind {
                         key: Key {
-                            keysym: Keysym::_1,
+                            trigger: Trigger::Keysym(Keysym::_1),
                             modifiers: Modifiers::COMPOSITOR,
                         },
                         action: Action::FocusWorkspace(1),
                     },
                     Bind {
                         key: Key {
-                            keysym: Keysym::e,
+                            trigger: Trigger::Keysym(Keysym::e),
                             modifiers: Modifiers::COMPOSITOR | Modifiers::SHIFT,
                         },
                         action: Action::Quit(true),
                     },
+                    Bind {
+                        key: Key {
+                            trigger: Trigger::WheelDown,
+                            modifiers: Modifiers::COMPOSITOR,
+                        },
+                        action: Action::FocusWorkspaceDown,
+                    },
                 ]),
                 debug: DebugConfig {
                     render_drm_device: Some(PathBuf::from("/dev/dri/renderD129")),

src/input.rs

@@ -3,7 +3,7 @@ use std::collections::HashSet;
 use std::time::Duration;
 
 use input::event::gesture::GestureEventCoordinates as _;
-use niri_config::{Action, Binds, Modifiers};
+use niri_config::{Action, Binds, Modifiers, Trigger};
 use niri_ipc::LayoutSwitchTarget;
 use smithay::backend::input::{
     AbsolutePositionEvent, Axis, AxisSource, ButtonState, Device, DeviceCapability, Event,
@@ -1731,7 +1731,7 @@ fn bound_action(
     let raw = raw?;
 
     for bind in &bindings.0 {
-        if bind.key.keysym != raw {
+        if bind.key.trigger != Trigger::Keysym(raw) {
             continue;
         }
 
@@ -1911,7 +1911,7 @@ mod tests {
         let close_keysym = Keysym::q;
         let bindings = Binds(vec![Bind {
             key: Key {
-                keysym: close_keysym,
+                trigger: Trigger::Keysym(close_keysym),
                 modifiers: Modifiers::COMPOSITOR | Modifiers::CTRL,
             },
             action: Action::CloseWindow,
@@ -2033,35 +2033,35 @@ mod tests {
         let bindings = Binds(vec![
             Bind {
                 key: Key {
-                    keysym: Keysym::q,
+                    trigger: Trigger::Keysym(Keysym::q),
                     modifiers: Modifiers::COMPOSITOR,
                 },
                 action: Action::CloseWindow,
             },
             Bind {
                 key: Key {
-                    keysym: Keysym::h,
+                    trigger: Trigger::Keysym(Keysym::h),
                     modifiers: Modifiers::SUPER,
                 },
                 action: Action::FocusColumnLeft,
             },
             Bind {
                 key: Key {
-                    keysym: Keysym::j,
+                    trigger: Trigger::Keysym(Keysym::j),
                     modifiers: Modifiers::empty(),
                 },
                 action: Action::FocusWindowDown,
             },
             Bind {
                 key: Key {
-                    keysym: Keysym::k,
+                    trigger: Trigger::Keysym(Keysym::k),
                     modifiers: Modifiers::COMPOSITOR | Modifiers::SUPER,
                 },
                 action: Action::FocusWindowUp,
             },
             Bind {
                 key: Key {
-                    keysym: Keysym::l,
+                    trigger: Trigger::Keysym(Keysym::l),
                     modifiers: Modifiers::SUPER | Modifiers::ALT,
                 },
                 action: Action::FocusColumnRight,

src/ui/hotkey_overlay.rs

@@ -4,7 +4,7 @@ use std::collections::HashMap;
 use std::iter::zip;
 use std::rc::Rc;
 
-use niri_config::{Action, Config, Key, Modifiers};
+use niri_config::{Action, Config, Key, Modifiers, Trigger};
 use pangocairo::cairo::{self, ImageSurface};
 use pangocairo::pango::{AttrColor, AttrInt, AttrList, AttrString, FontDescription, Weight};
 use smithay::backend::renderer::element::memory::{
@@ -414,7 +414,15 @@ fn key_name(comp_mod: CompositorMod, key: &Key) -> String {
     if key.modifiers.contains(Modifiers::CTRL) {
         name.push_str("Ctrl + ");
     }
-    name.push_str(&prettify_keysym_name(&keysym_get_name(key.keysym)));
+
+    let pretty = match key.trigger {
+        Trigger::Keysym(keysym) => prettify_keysym_name(&keysym_get_name(keysym)),
+        Trigger::WheelDown => String::from("Wheel Down"),
+        Trigger::WheelUp => String::from("Wheel Up"),
+        Trigger::WheelLeft => String::from("Wheel Left"),
+        Trigger::WheelRight => String::from("Wheel Right"),
+    };
+    name.push_str(&pretty);
 
     name
 }