tree: allow floats to be pinned

jay-config/src/_private/client.rs

@@ -778,6 +778,20 @@ impl Client {
         above
     }
 
+    pub fn set_show_float_pin_icon(&self, show: bool) {
+        self.send(&ClientMessage::SetShowFloatPinIcon { show });
+    }
+
+    pub fn get_pinned(&self, seat: Seat) -> bool {
+        let res = self.send_with_response(&ClientMessage::GetFloatPinned { seat });
+        get_response!(res, false, GetFloatPinned { pinned });
+        pinned
+    }
+
+    pub fn set_pinned(&self, seat: Seat, pinned: bool) {
+        self.send(&ClientMessage::SetFloatPinned { seat, pinned });
+    }
+
     pub fn connector_connected(&self, connector: Connector) -> bool {
         let res = self.send_with_response(&ClientMessage::ConnectorConnected { connector });
         get_response!(res, false, ConnectorConnected { connected });

jay-config/src/_private/ipc.rs

@@ -546,6 +546,16 @@ pub enum ClientMessage<'a> {
         above: bool,
     },
     GetFloatAboveFullscreen,
+    GetFloatPinned {
+        seat: Seat,
+    },
+    SetFloatPinned {
+        seat: Seat,
+        pinned: bool,
+    },
+    SetShowFloatPinIcon {
+        show: bool,
+    },
 }
 
 #[derive(Serialize, Deserialize, Debug)]
@@ -697,6 +707,9 @@ pub enum Response {
     GetFloatAboveFullscreen {
         above: bool,
     },
+    GetFloatPinned {
+        pinned: bool,
+    },
 }
 
 #[derive(Serialize, Deserialize, Debug)]

jay-config/src/input.rs

@@ -452,6 +452,24 @@ impl Seat {
             });
         });
     }
+
+    /// Gets whether the currently focused window is pinned.
+    ///
+    /// If a floating window is pinned, it will stay visible even when switching to a
+    /// different workspace.
+    pub fn float_pinned(self) -> bool {
+        get!().get_pinned(self)
+    }
+
+    /// Sets whether the currently focused window is pinned.
+    pub fn set_float_pinned(self, pinned: bool) {
+        get!().set_pinned(self, pinned);
+    }
+
+    /// Toggles whether the currently focused window is pinned.
+    pub fn toggle_float_pinned(self) {
+        self.set_float_pinned(!self.float_pinned());
+    }
 }
 
 /// A focus-follows-mouse mode.

jay-config/src/lib.rs

@@ -43,6 +43,8 @@
 )]
 #![warn(unsafe_op_in_unsafe_fn)]
 
+#[expect(unused_imports)]
+use crate::input::Seat;
 use {
     crate::{_private::ipc::WorkspaceSource, keyboard::ModifiedKeySym, video::Connector},
     serde::{Deserialize, Serialize},
@@ -292,3 +294,13 @@ pub fn get_float_above_fullscreen() -> bool {
 pub fn toggle_float_above_fullscreen() {
     set_float_above_fullscreen(!get_float_above_fullscreen())
 }
+
+/// Sets whether floating windows always show a pin icon.
+///
+/// Clicking on the pin icon toggles the pin mode. See [`Seat::toggle_float_pinned`].
+///
+/// The icon is always shown if the window is pinned. This setting only affects unpinned
+/// windows.
+pub fn set_show_float_pin_icon(show: bool) {
+    get!().set_show_float_pin_icon(show);
+}