demo: add menu, but disable for now

src/demo/demo.c

@@ -396,9 +396,10 @@ int main(int argc, char** argv){
   sigemptyset(&sigmask);
   sigaddset(&sigmask, SIGWINCH);
   pthread_sigmask(SIG_SETMASK, &sigmask, NULL);
-  notcurses_options nopts;
+  const bool use_menu = false;
   const char* spec;
   bool use_hud, ignore_failures;
+  notcurses_options nopts;
   if((spec = handle_opts(argc, argv, &nopts, &use_hud, &ignore_failures)) == NULL){
     if(argv[optind] != NULL){
       usage(*argv, EXIT_FAILURE);
@@ -426,6 +427,11 @@ int main(int argc, char** argv){
       goto err;
     }
   }
+  if(use_menu){
+    if(menu_create(nc) == NULL){
+      goto err;
+    }
+  }
   if(input_dispatcher(nc)){
     goto err;
   }

src/demo/demo.h

@@ -120,6 +120,7 @@ timespec_mul(const struct timespec* ts, unsigned multiplier, struct timespec* pr
 /*----------------------------------HUD----------------------------------*/
 extern struct ncplane* hud;
 struct ncplane* hud_create(struct notcurses* nc);
+struct ncmenu* menu_create(struct notcurses* nc);
 int hud_destroy(void);
 
 // let the HUD know about an upcoming demo

src/demo/hud.c

@@ -57,6 +57,32 @@ hud_grabbed_bg(struct ncplane* n){
   return 0;
 }
 
+struct ncmenu* menu_create(struct notcurses* nc){
+  struct ncmenu_item demo_items[] = {
+    { .desc = "Restart", .shortcut = { .id = 'r', .ctrl = true, }, },
+  };
+  const struct ncmenu_section sections[] = {
+    { .name = "notcurses-demo", .items = demo_items,
+      .itemcount = sizeof(demo_items) / sizeof(*demo_items),
+      .shortcut = { .id = 'o', .alt = true, }, },
+  };
+  uint64_t headerchannels = 0;
+  uint64_t sectionchannels = 0;
+  channels_set_fg(&headerchannels, 0x00ff00);
+  channels_set_bg(&headerchannels, 0x440000);
+  channels_set_fg_alpha(&sectionchannels, CELL_ALPHA_TRANSPARENT);
+  channels_set_bg_alpha(&sectionchannels, CELL_ALPHA_TRANSPARENT);
+  const ncmenu_options mopts = {
+    .bottom = false,
+    .hiding = false,
+    .sections = sections,
+    .sectioncount = sizeof(sections) / sizeof(*sections),
+    .headerchannels = headerchannels,
+    .sectionchannels = sectionchannels,
+  };
+  return ncmenu_create(nc, &mopts);
+}
+
 struct ncplane* hud_create(struct notcurses* nc){
   int dimx, dimy;
   notcurses_term_dim_yx(nc, &dimy, &dimx);

src/demo/view.c

@@ -43,6 +43,7 @@ legend(struct notcurses* nc, int dimy, int dimx){
   ncplane_set_base(n, channels, 0, " ");
   ncplane_styles_set(n, NCSTYLE_BOLD);
   ncplane_set_fg_rgb(n, 0xff, 0xff, 0xff);
+  ncplane_set_fg_alpha(n, CELL_ALPHA_HIGHCONTRAST);
   if(ncplane_putstr_aligned(n, 0, NCALIGN_CENTER, "target launch") <= 0){
     ncplane_destroy(n);
     return NULL;

src/lib/render.c

@@ -221,7 +221,7 @@ highcontrast(uint32_t bchannel){
     channel_set(&rchannel, 0x0);
   }
   */
-  if(r + g + b < 384){
+  if(r + g + b < 512){
     channel_set(&rchannel, 0xffffff);
   }else{
     channel_set(&rchannel, 0x0);

src/poc/menu.c

@@ -85,11 +85,13 @@ int main(void){
     { .desc = "Quit", .shortcut = { .id = 'q', .ctrl = true, }, },
   };
   struct ncmenu_section sections[] = {
-    { .name = "Schwarzgerät", .items = demo_items, .shortcut = { .id = 0x00e4, .alt = true, }, },
-    { .name = "File", .items = file_items, .shortcut = { .id = 'f', .alt = true, }, },
+    { .name = "Schwarzgerät", .items = demo_items,
+      .itemcount = sizeof(demo_items) / sizeof(*demo_items),
+      .shortcut = { .id = 0x00e4, .alt = true, }, },
+    { .name = "File", .items = file_items,
+      .itemcount = sizeof(file_items) / sizeof(*file_items),
+      .shortcut = { .id = 'f', .alt = true, }, },
   };
-  sections[0].itemcount = sizeof(demo_items) / sizeof(*demo_items);
-  sections[1].itemcount = sizeof(file_items) / sizeof(*file_items);
   ncmenu_options mopts;
   memset(&mopts, 0, sizeof(mopts));
   mopts.sections = sections;