Add STRING suffix to SDL_PROP_WINDOW_CREATE_EMSCRIPTEN_* string properties

include/SDL3/SDL_video.h

@@ -1315,9 +1315,9 @@ extern SDL_DECLSPEC SDL_Window * SDLCALL SDL_CreatePopupWindow(SDL_Window *paren
  *
  * These are additional supported properties with Emscripten:
  *
- * - `SDL_PROP_WINDOW_CREATE_EMSCRIPTEN_CANVAS_ID`: the id given to the canvas
+ * - `SDL_PROP_WINDOW_CREATE_EMSCRIPTEN_CANVAS_ID_STRING`: the id given to the canvas
  *   element. This should start with a '#' sign
- * - `SDL_PROP_WINDOW_CREATE_EMSCRIPTEN_KEYBOARD_ELEMENT`: override the
+ * - `SDL_PROP_WINDOW_CREATE_EMSCRIPTEN_KEYBOARD_ELEMENT_STRING`: override the
  *   binding element for keyboard inputs for this canvas. The variable can be
  *   one of:
  * - "#window": the javascript window object (default)
@@ -1388,8 +1388,8 @@ extern SDL_DECLSPEC SDL_Window * SDLCALL SDL_CreateWindowWithProperties(SDL_Prop
 #define SDL_PROP_WINDOW_CREATE_WIN32_HWND_POINTER                  "SDL.window.create.win32.hwnd"
 #define SDL_PROP_WINDOW_CREATE_WIN32_PIXEL_FORMAT_HWND_POINTER     "SDL.window.create.win32.pixel_format_hwnd"
 #define SDL_PROP_WINDOW_CREATE_X11_WINDOW_NUMBER                   "SDL.window.create.x11.window"
-#define SDL_PROP_WINDOW_CREATE_EMSCRIPTEN_CANVAS_ID                "SDL.window.create.emscripten.canvas_id"
-#define SDL_PROP_WINDOW_CREATE_EMSCRIPTEN_KEYBOARD_ELEMENT         "SDL.window.create.emscripten.keyboard_element"
+#define SDL_PROP_WINDOW_CREATE_EMSCRIPTEN_CANVAS_ID_STRING         "SDL.window.create.emscripten.canvas_id"
+#define SDL_PROP_WINDOW_CREATE_EMSCRIPTEN_KEYBOARD_ELEMENT_STRING  "SDL.window.create.emscripten.keyboard_element"
 
 /**
  * Get the numeric ID of a window.

src/video/emscripten/SDL_emscriptenvideo.c

@@ -468,13 +468,13 @@ static bool Emscripten_CreateWindow(SDL_VideoDevice *_this, SDL_Window *window,
 
     selector = SDL_GetHint(SDL_HINT_EMSCRIPTEN_CANVAS_SELECTOR);
     if (!selector || !*selector) {
-        selector = SDL_GetStringProperty(props, SDL_PROP_WINDOW_CREATE_EMSCRIPTEN_CANVAS_ID, "#canvas");
+        selector = SDL_GetStringProperty(props, SDL_PROP_WINDOW_CREATE_EMSCRIPTEN_CANVAS_ID_STRING, "#canvas");
     }
     wdata->canvas_id = SDL_strdup(selector);
 
     selector = SDL_GetHint(SDL_HINT_EMSCRIPTEN_KEYBOARD_ELEMENT);
     if (!selector || !*selector) {
-        selector = SDL_GetStringProperty(props, SDL_PROP_WINDOW_CREATE_EMSCRIPTEN_KEYBOARD_ELEMENT, "#window");
+        selector = SDL_GetStringProperty(props, SDL_PROP_WINDOW_CREATE_EMSCRIPTEN_KEYBOARD_ELEMENT_STRING, "#window");
     }
     wdata->keyboard_element = SDL_strdup(selector);