Move func "settings_(get|set)_focus_on_wheel" to Rust

src/api/settings.rs

@@ -60,3 +60,13 @@ unsafe extern "C" fn settings_get_enable_swallowing() -> bool {
 unsafe extern "C" fn settings_set_enable_swallowing(value: bool) {
     SETTINGS.unwrap().enable_swallowing_set(value);
 }
+
+#[no_mangle]
+unsafe extern "C" fn settings_get_focus_on_wheel() -> bool {
+    SETTINGS.unwrap().focus_on_wheel()
+}
+
+#[no_mangle]
+unsafe extern "C" fn settings_set_focus_on_wheel(value: bool) {
+    SETTINGS.unwrap().focus_on_wheel_set(value);
+}

src/settings.c

@@ -4,7 +4,6 @@
 
 static SettingsForSingleWindow border_for_single_window = SETTINGS_FOR_SINGLE_WINDOW_NOBODY_IS_FULLSCREEN;
 static SettingsForSingleWindow gap_for_single_window = SETTINGS_FOR_SINGLE_WINDOW_NOBODY_IS_FULLSCREEN;
-static bool focus_on_wheel = true;
 static int gap_size = 10;
 static UnitKind master_area_factor_per_unit = UNIT_MONITOR;
 static int max_clients_in_master = 0; // 0 for no maximum
@@ -36,16 +35,6 @@ void settings_set_gap_for_single_window(const SettingsForSingleWindow new_gap_fo
 	// TODO: notify WM to rearrange clients
 }
 
-bool settings_get_focus_on_wheel()
-{
-	return focus_on_wheel;
-}
-
-void settings_set_focus_on_wheel(const bool new_focus_on_wheel)
-{
-	focus_on_wheel = new_focus_on_wheel;
-}
-
 int settings_get_gap_size()
 {
 	return gap_size;

src/settings.rs

@@ -9,6 +9,7 @@ pub struct Settings {
     default_clients_in_master: c_int,
     default_master_area_factor: c_float,
     enable_swallowing: bool,
+    focus_on_wheel: bool,
 }
 
 impl Default for Settings {
@@ -19,6 +20,7 @@ impl Default for Settings {
             default_clients_in_master: 1,
             default_master_area_factor: 0.6,
             enable_swallowing: true,
+            focus_on_wheel: true,
         }
     }
 }
@@ -66,4 +68,12 @@ impl Settings {
     pub fn enable_swallowing_set(&mut self, value: bool) {
         self.enable_swallowing = value;
     }
+
+    pub fn focus_on_wheel(&self) -> bool {
+        self.focus_on_wheel
+    }
+
+    pub fn focus_on_wheel_set(&mut self, value: bool) {
+        self.focus_on_wheel = value;
+    }
 }