Add focus-column-{first,last}

resources/default-config.kdl

@@ -203,6 +203,9 @@ binds {
     // Mod+Ctrl+J     { move-window-down-or-to-workspace-down; }
     // Mod+Ctrl+K     { move-window-up-or-to-workspace-up; }
 
+    Mod+Home { focus-column-first; }
+    Mod+End  { focus-column-last; }
+
     Mod+Shift+H     { focus-monitor-left; }
     Mod+Shift+J     { focus-monitor-down; }
     Mod+Shift+K     { focus-monitor-up; }

src/config.rs

@@ -313,6 +313,8 @@ pub enum Action {
     FullscreenWindow,
     FocusColumnLeft,
     FocusColumnRight,
+    FocusColumnFirst,
+    FocusColumnLast,
     FocusWindowDown,
     FocusWindowUp,
     FocusWindowOrWorkspaceDown,

src/input.rs

@@ -357,6 +357,12 @@ impl State {
             Action::FocusColumnRight => {
                 self.niri.layout.focus_right();
             }
+            Action::FocusColumnFirst => {
+                self.niri.layout.focus_column_first();
+            }
+            Action::FocusColumnLast => {
+                self.niri.layout.focus_column_last();
+            }
             Action::FocusWindowDown => {
                 self.niri.layout.focus_down();
             }

src/layout/mod.rs

@@ -816,6 +816,20 @@ impl<W: LayoutElement> Layout<W> {
         monitor.focus_right();
     }
 
+    pub fn focus_column_first(&mut self) {
+        let Some(monitor) = self.active_monitor() else {
+            return;
+        };
+        monitor.focus_column_first();
+    }
+
+    pub fn focus_column_last(&mut self) {
+        let Some(monitor) = self.active_monitor() else {
+            return;
+        };
+        monitor.focus_column_last();
+    }
+
     pub fn focus_down(&mut self) {
         let Some(monitor) = self.active_monitor() else {
             return;
@@ -1524,6 +1538,8 @@ mod tests {
         FullscreenWindow(#[proptest(strategy = "1..=5usize")] usize),
         FocusColumnLeft,
         FocusColumnRight,
+        FocusColumnFirst,
+        FocusColumnLast,
         FocusWindowDown,
         FocusWindowUp,
         FocusWindowOrWorkspaceDown,
@@ -1635,6 +1651,8 @@ mod tests {
                 }
                 Op::FocusColumnLeft => layout.focus_left(),
                 Op::FocusColumnRight => layout.focus_right(),
+                Op::FocusColumnFirst => layout.focus_column_first(),
+                Op::FocusColumnLast => layout.focus_column_last(),
                 Op::FocusWindowDown => layout.focus_down(),
                 Op::FocusWindowUp => layout.focus_up(),
                 Op::FocusWindowOrWorkspaceDown => layout.focus_window_or_workspace_down(),

src/layout/monitor.rs

@@ -197,6 +197,14 @@ impl<W: LayoutElement> Monitor<W> {
         self.active_workspace().focus_right();
     }
 
+    pub fn focus_column_first(&mut self) {
+        self.active_workspace().focus_column_first();
+    }
+
+    pub fn focus_column_last(&mut self) {
+        self.active_workspace().focus_column_last();
+    }
+
     pub fn focus_down(&mut self) {
         self.active_workspace().focus_down();
     }

src/layout/workspace.rs

@@ -617,6 +617,18 @@ impl<W: LayoutElement> Workspace<W> {
         self.activate_column(min(self.active_column_idx + 1, self.columns.len() - 1));
     }
 
+    pub fn focus_column_first(&mut self) {
+        self.activate_column(0);
+    }
+
+    pub fn focus_column_last(&mut self) {
+        if self.columns.is_empty() {
+            return;
+        }
+
+        self.activate_column(self.columns.len() - 1);
+    }
+
     pub fn focus_down(&mut self) {
         if self.columns.is_empty() {
             return;