Merge pull request #1299: Add Windows SpaceMouse navigation

src/app/view/mod.rs

@@ -1202,6 +1202,9 @@ bg={bg_ms:.1}ms n={view_count}"
         };
 
         if !thumbnail_capture_clean && !self.layout_settling {
+            if let Some(pivot) = self.spacemouse_pivot_overlay() {
+                viewport_stack = viewport_stack.push(pivot);
+            }
             // Per-pane input pane_grid goes ABOVE the crosshair overlay so it
             // receives mouse events (the overlay's `Hidden` cursor would otherwise
             // starve any layer beneath it). The controls bar is pushed on top of it.
@@ -2203,6 +2206,18 @@ bg={bg_ms:.1}ms n={view_count}"
                             .map(|s| s.conflicts.len())
                             .unwrap_or(0),
                         &self.gpu_status,
+                        (self.spacemouse.visible()
+                            || self.spacemouse_preferences.mode
+                                != crate::input::spacemouse::NavigationMode::Auto)
+                            .then(|| {
+                                crate::ui::statusbar::spacemouse::view(
+                                    self.spacemouse_preferences,
+                                    self.spacemouse.status(),
+                                    self.spacemouse_paused,
+                                    self.spacemouse_label(),
+                                    self.spacemouse_sheet(),
+                                )
+                            }),
                     )
                 })
                 .width(Fill)
@@ -2662,6 +2677,21 @@ impl OpenCADStudio {
         let control = iced::time::every(std::time::Duration::from_millis(50))
             .map(|_| Message::PollWebControl);
         iced::Subscription::batch([
+            if self.spacemouse.moving() && self.spacemouse_focused && !self.spacemouse_paused {
+                window::frames().map(Message::SpaceMouseFrame)
+            } else {
+                Subscription::none()
+            },
+            self.spacemouse.subscription().map(|_| Message::SpaceMouseWake),
+            event::listen_with(|event, _, id| match event {
+                iced::Event::Window(window::Event::Focused) => {
+                    Some(Message::SpaceMouseFocus(id, true))
+                }
+                iced::Event::Window(window::Event::Unfocused) => {
+                    Some(Message::SpaceMouseFocus(id, false))
+                }
+                _ => None,
+            }),
             control,
             frames,
             history_tick,

src/app/view/modal.rs

@@ -232,6 +232,10 @@ impl OpenCADStudio {
                             show_ucs_icon: self.show_ucs_icon,
                             ucs_icon_at_origin: self.ucs_icon_at_origin,
                         },
+                        crate::ui::window::options::spacemouse::view(
+                            self.spacemouse_preferences, self.spacemouse.status(),
+                            self.spacemouse_paused, self.spacemouse_details,
+                        ),
                         &self.snap_angle_input,
                         {
                             let header = self