add mouse cursor locking

modules/Input/module.jai

@@ -4,6 +4,28 @@
 
 #load "sokol.jai";
 
+#scope_file
+shouldLockMouseCursor : bool = false;
+#scope_export;
+
+set_should_lock_cursor :: (shouldLock: bool) {
+    shouldLockMouseCursor = shouldLock;
+}
+
+is_cursor_locked :: () -> bool {
+    return shouldLockMouseCursor;
+}
+
+unlock_cursor :: () {
+    plat_set_cursor_lock(false);
+}
+
+// We use this so menu and editor is unlocked and game is locked if the game sets the should lock.
+lock_cursor_if_should :: () {
+    if shouldLockMouseCursor then plat_set_cursor_lock(true);
+}
+
+
 Event_Type :: enum u32 {  // If we set this to u8, our packing will stop matching C's.
     UNINITIALIZED :: 0;
     KEYBOARD    :: 1;

modules/Input/sokol.jai

@@ -7,6 +7,10 @@ input_mouse_y : float;
 set_custom_cursor_handling :: (is_custom: bool) {
 }
 
+plat_set_cursor_lock :: (locked: bool) {
+    sapp_lock_mouse(locked);
+}
+
 get_key_code :: (key: sapp_keycode) -> Key_Code {
     using Key_Code;
     // non-ascii ordered as in ./module.jai/Key_Code

src/editor/editor.jai

@@ -109,6 +109,11 @@ tick_editor_ui :: () {
         in_editor_view = !in_editor_view;
         g_mixer.paused = in_editor_view;
         clear_particles();
+        if in_editor_view {
+            unlock_cursor();
+        } else {
+            lock_cursor_if_should();
+        }
     }
 
     #if !FLAG_RELEASE_BUILD && OS != .WASM {

src/main.jai

@@ -167,7 +167,7 @@ init_after_core :: () {
     // We want to do this last.
     game_init();
 
-    // #if UNCAPPED_FRAMES then sapp_glx_swapinterval(0);
+    lock_cursor_if_should();
 }
 
 

src/settings_menu.jai

@@ -220,10 +220,15 @@ navigate_to :: (page: Settings_Page) {
     g_settings.cursor = 0;
 }
 
+close_settings_menu :: () {
+    save_settings();
+    lock_cursor_if_should();
+    g_settings.open = false;
+}
+
 go_back :: () {
     if g_settings.page == .MAIN {
-        save_settings();
-        g_settings.open = false;
+        close_settings_menu();
     } else {
         navigate_to(page_parent());
     }
@@ -234,10 +239,9 @@ handle_enter :: (index: s32 = -1) {
     if g_settings.page == {
         case .MAIN;
             game_items := cast(s32) g_settings_config.main_items.count;
-            if i == 0 { save_settings(); g_settings.open = false; }
+            if i == 0 then close_settings_menu();
             else if i <= game_items {
-                save_settings();
-                g_settings.open = false;
+                close_settings_menu();
                 g_settings_config.main_items[i - 1].on_select();
             } else {
                 i -= game_items;
@@ -306,6 +310,7 @@ tick_settings_menu :: () {
     if is_action_start(Editor_Action.TOGGLE_SETTINGS) {
         if !g_settings.open {
             g_settings.open = true;
+            unlock_cursor();
             navigate_to(.MAIN);
             generate_blobs();
         } else {