feat: add Pure Black Terminal theme & make it default for Console session

kernel/src/Api/BuildNo.hpp

@@ -12,4 +12,4 @@
 
 #pragma once
 
-#define MONTAUK_BUILD_NUMBER 175
+#define MONTAUK_BUILD_NUMBER 177

programs/src/terminal/main.cpp

@@ -820,13 +820,6 @@ extern "C" void _start() {
     if (!fonts::init())
         montauk::exit(1);
 
-    // Must run before the first cell grid is sized: the saved font size decides
-    // the mono cell metrics, and so how many columns and rows fit. Console mode
-    // has no settings window, but it shares the saved appearance and the zoom
-    // shortcut, so it needs the callbacks too.
-    termset::init({term_on_theme_changed, term_on_font_changed});
-    termset::load_prefs();
-
     char args[256] = {};
     int arglen = montauk::getargs(args, sizeof(args));
 
@@ -844,6 +837,14 @@ extern "C" void _start() {
     if (workdir && workdir[0])
         montauk::chdir(workdir);
 
+    // Must run before the first cell grid is sized: the font size decides the
+    // mono cell metrics, and so how many columns and rows fit. It also needs the
+    // run mode, which picks the fallback theme. Console mode has no settings
+    // window, but it shares the saved appearance and the zoom shortcut, so it
+    // needs the callbacks too.
+    termset::init({term_on_theme_changed, term_on_font_changed});
+    termset::load_prefs(console_mode);
+
     if (console_mode)
         run_console();
     else

programs/src/terminal/settings.cpp

@@ -40,6 +40,23 @@ static const ThemeEntry kThemes[] = {
         "montauk-dark", "Montauk Dark",
         TERM_PALETTE_DEFAULT
     },
+    {
+        "pure-black", "Pure Black",
+        {
+            Color::from_hex(0x000000), Color::from_hex(0xFFFFFF),
+            Color::from_hex(0xFFFFFF),
+            {
+                Color::from_hex(0x000000), Color::from_hex(0xD00000),
+                Color::from_hex(0x00C000), Color::from_hex(0xC0C000),
+                Color::from_hex(0x4060E0), Color::from_hex(0xC000C0),
+                Color::from_hex(0x00C0C0), Color::from_hex(0xE5E5E5),
+                Color::from_hex(0x7F7F7F), Color::from_hex(0xFF4040),
+                Color::from_hex(0x40FF40), Color::from_hex(0xFFFF40),
+                Color::from_hex(0x6080FF), Color::from_hex(0xFF40FF),
+                Color::from_hex(0x40FFFF), Color::from_hex(0xFFFFFF),
+            }
+        }
+    },
     {
         "solarized-dark", "Solarized Dark",
         {
@@ -154,7 +171,7 @@ static constexpr int FONT_SIZE_STEP    = 2;
 // ==== Panel state ====
 
 static constexpr int PANEL_W = 380;
-static constexpr int PANEL_H = 416;
+static constexpr int PANEL_H = 452;
 
 static constexpr int PAD        = 16;
 static constexpr int CARD_PAD   = 4;
@@ -179,6 +196,13 @@ struct Panel {
 
 static Panel g_panel = {-1, nullptr, PANEL_W, PANEL_H, false, -1, -1, 0, {nullptr, nullptr}};
 
+// The console session takes over the whole framebuffer with no desktop around
+// it, so it defaults to the plain black palette rather than the windowed
+// terminal's lighter grey.
+static constexpr const char* kConsoleDefaultTheme = "pure-black";
+
+static bool g_console_session = false;
+
 // ==== Preferences ====
 
 static void current_user(char* out, int cap) {
@@ -204,22 +228,37 @@ static void save_prefs() {
     current_user(user, sizeof(user));
 
     montauk::toml::Doc doc = montauk::config::load_user(user, "terminal");
-    montauk::config::set_string(&doc, "appearance.theme", kThemes[g_panel.theme_index].id);
+    // The console session has no panel, so its theme is a default rather than a
+    // choice -- writing it back would let a zoom in the console silently retheme
+    // every windowed terminal. Leaving the key untouched round-trips whatever
+    // the user actually picked.
+    if (!g_console_session)
+        montauk::config::set_string(&doc, "appearance.theme",
+                                    kThemes[g_panel.theme_index].id);
     montauk::config::set_int(&doc, "appearance.font_size", fonts::TERM_SIZE);
     montauk::config::save_user(user, "terminal", &doc);
     doc.destroy();
 }
 
-void load_prefs() {
+void load_prefs(bool console_session) {
+    g_console_session = console_session;
+
     char user[64];
     current_user(user, sizeof(user));
 
     montauk::toml::Doc doc = montauk::config::load_user(user, "terminal");
-    int idx = theme_index_by_id(doc.get_string("appearance.theme", kThemes[0].id));
+    int idx = theme_index_by_id(doc.get_string("appearance.theme", ""));
     int size = (int)doc.get_int("appearance.font_size", fonts::TERM_SIZE);
     doc.destroy();
 
-    if (idx < 0) idx = 0;
+    // A saved theme is an explicit choice and wins in either mode; with none
+    // saved, the full-screen console starts on Pure Black and the windowed
+    // terminal on the default palette.
+    if (idx < 0) {
+        idx = console_session ? theme_index_by_id(kConsoleDefaultTheme) : 0;
+        if (idx < 0) idx = 0;
+    }
+
     g_panel.theme_index = idx;
     g_term_palette = kThemes[idx].palette;
     fonts::TERM_SIZE = clamp_font_size(size);

programs/src/terminal/settings.hpp

@@ -21,8 +21,10 @@ struct Callbacks {
 
 // Load the saved theme and font size and apply them to the globals. Call
 // before the first tab is created -- there is nothing to repaint yet, so this
-// deliberately does not fire the callbacks.
-void load_prefs();
+// deliberately does not fire the callbacks. `console_session` selects the
+// fallback theme used when nothing is saved yet, and stops the console from
+// writing a theme it was only given as a default.
+void load_prefs(bool console_session);
 
 void init(const Callbacks& cb);