Fix window hovered and UTF decode issues

clib.json

@@ -1,6 +1,6 @@
 {
   "name": "nuklear",
-  "version": "4.12.7",
+  "version": "4.12.8",
   "repo": "Immediate-Mode-UI/Nuklear",
   "description": "A small ANSI C gui toolkit",
   "keywords": ["gl", "ui", "toolkit"],

nuklear.h

@@ -8383,7 +8383,7 @@ nk_utf_decode(const char *c, nk_rune *u, int clen)
     *u = NK_UTF_INVALID;
 
     udecoded = nk_utf_decode_byte(c[0], &len);
-    if (!NK_BETWEEN(len, 1, NK_UTF_SIZE))
+    if (!NK_BETWEEN(len, 1, NK_UTF_SIZE+1)) /* +1 because NK_BETWEEN uses strict upper bound ((a) <= (x) && (x) < (b)) */
         return 1;
 
     for (i = 1, j = 1; i < clen && j < len; ++i, ++j) {
@@ -20953,7 +20953,7 @@ nk_window_is_hovered(const struct nk_context *ctx)
         return 0;
     else {
         struct nk_rect actual_bounds = ctx->current->bounds;
-        if (ctx->begin->flags & NK_WINDOW_MINIMIZED) {
+        if (ctx->current->flags & NK_WINDOW_MINIMIZED) {
             actual_bounds.h = ctx->current->layout->header_height;
         }
         return nk_input_is_mouse_hovering_rect(&ctx->input, actual_bounds);
@@ -30716,6 +30716,8 @@ nk_tooltipfv(struct nk_context *ctx, const char *fmt, va_list args)
 ///   - [y]: Minor version with non-breaking API and library changes
 ///   - [z]: Patch version with no direct changes to the API
 ///
+/// - 2025/09/12 (4.12.8) - Fix nk_window_is_hovered to use current window flags
+                          - Fix nk_utf_decode length check (allow len == NK_UTF_SIZE)
 /// - 2025/04/06 (4.12.7) - Fix text input navigation and mouse scrolling
 /// - 2025/03/29 (4.12.6) - Fix unitialized data in nk_input_char
 /// - 2025/03/05 (4.12.5) - Fix scrolling knob also scrolling parent window, remove dead code

src/CHANGELOG

@@ -7,6 +7,8 @@
 ///   - [y]: Minor version with non-breaking API and library changes
 ///   - [z]: Patch version with no direct changes to the API
 ///
+/// - 2025/09/12 (4.12.8) - Fix nk_window_is_hovered to use current window flags
+                          - Fix nk_utf_decode length check (allow len == NK_UTF_SIZE)
 /// - 2025/04/06 (4.12.7) - Fix text input navigation and mouse scrolling
 /// - 2025/03/29 (4.12.6) - Fix unitialized data in nk_input_char
 /// - 2025/03/05 (4.12.5) - Fix scrolling knob also scrolling parent window, remove dead code

src/nuklear_utf8.c

@@ -47,7 +47,7 @@ nk_utf_decode(const char *c, nk_rune *u, int clen)
     *u = NK_UTF_INVALID;
 
     udecoded = nk_utf_decode_byte(c[0], &len);
-    if (!NK_BETWEEN(len, 1, NK_UTF_SIZE))
+    if (!NK_BETWEEN(len, 1, NK_UTF_SIZE+1)) /* +1 because NK_BETWEEN uses strict upper bound ((a) <= (x) && (x) < (b)) */
         return 1;
 
     for (i = 1, j = 1; i < clen && j < len; ++i, ++j) {

src/nuklear_window.c

@@ -436,7 +436,7 @@ nk_window_is_hovered(const struct nk_context *ctx)
         return 0;
     else {
         struct nk_rect actual_bounds = ctx->current->bounds;
-        if (ctx->begin->flags & NK_WINDOW_MINIMIZED) {
+        if (ctx->current->flags & NK_WINDOW_MINIMIZED) {
             actual_bounds.h = ctx->current->layout->header_height;
         }
         return nk_input_is_mouse_hovering_rect(&ctx->input, actual_bounds);