feat: add SDL App Metadata (#2068)

* add SDL App Metadata

* prefix define with LITE

meson.build

@@ -43,7 +43,10 @@ conf_data.set('PROJECT_ASSEMBLY_VERSION', meson.project_version() + '.0')
 cc = meson.get_compiler('c')
 
 lite_includes = []
-lite_cargs = ['-DPCRE2_STATIC']
+lite_cargs = [
+    '-DPCRE2_STATIC',
+    '-DLITE_PROJECT_VERSION_STR="@0@"'.format(version)
+]
 # On macos we need to use the SDL renderer to support retina displays
 if get_option('renderer') or host_machine.system() == 'darwin'
     lite_cargs += '-DLITE_USE_SDL_RENDERER'

src/main.c

@@ -120,6 +120,8 @@ int main(int argc, char **argv) {
   signal(SIGPIPE, SIG_IGN);
 #endif
 
+  SDL_SetAppMetadata("Lite XL", LITE_PROJECT_VERSION_STR, "com.lite_xl.LiteXL");
+
   if (!SDL_Init(SDL_INIT_VIDEO | SDL_INIT_EVENTS)) {
     fprintf(stderr, "Error initializing SDL: %s", SDL_GetError());
     exit(1);