Add --theme CLI flag and improve textual-ansi theme

- Add --theme CLI argument to override theme on startup
- Remove Duplicate from footer bar (still in help menu)
- Improve textual-ansi DataTable cursor with black text on blue background

Author: Maxteabag

sqlit/cli.py

@@ -69,6 +69,7 @@ def _extract_connection_url(argv: list[str]) -> tuple[str | None, list[str]]:
                     "--db-type",
                     "--name",
                     "--settings",
+                    "--theme",
                     "--mock-missing-drivers",
                     "--mock-install",
                     "--mock-pipx",
@@ -296,6 +297,7 @@ def _build_runtime(args: argparse.Namespace, startup_mark: float) -> RuntimeConf
 
     return RuntimeConfig(
         settings_path=settings_path,
+        theme=getattr(args, "theme", None),
         max_rows=max_rows,
         debug_mode=bool(args.debug),
         debug_idle_scheduler=bool(args.debug_idle_scheduler),
@@ -372,6 +374,11 @@ def main() -> int:
         metavar="PATH",
         help="Path to settings JSON file (overrides ~/.sqlit/settings.json)",
     )
+    parser.add_argument(
+        "--theme",
+        metavar="NAME",
+        help="Theme to use (e.g., dracula, gruvbox, tokyo-night, textual-ansi for terminal colors)",
+    )
     parser.add_argument(
         "--mock-missing-drivers",
         metavar="DB_TYPES",

sqlit/domains/explorer/state/tree_on_connection.py

@@ -85,14 +85,7 @@ def get_display_bindings(self, app: InputContext) -> tuple[list[DisplayBinding],
             )
         )
         seen.add("edit_connection")
-        left.append(
-            DisplayBinding(
-                key=resolve_display_key("duplicate_connection") or "D",
-                label="Duplicate",
-                action="duplicate_connection",
-            )
-        )
-        seen.add("duplicate_connection")
+        seen.add("duplicate_connection")  # Still in help menu via _setup_actions
         left.append(
             DisplayBinding(
                 key=resolve_display_key("move_connection_to_folder") or "m",

sqlit/domains/shell/app/main.css

@@ -211,22 +211,22 @@
     }
 
     .theme-ansi DataTable > .datatable--cursor {
-        background: ansi_blue 18%;
-        color: $text;
+        background: ansi_bright_blue;
+        color: ansi_black;
     }
 
     .theme-ansi DataTable > .datatable--selectrange {
-        background: ansi_blue 8%;
+        background: ansi_blue 30%;
         color: $text;
     }
 
     .theme-ansi DataTable > .datatable--fixed-cursor {
-        background: ansi_blue 12%;
+        background: ansi_blue 40%;
         color: $text;
     }
 
     .theme-ansi DataTable > .datatable--header-cursor {
-        background: ansi_blue 12%;
+        background: ansi_blue 40%;
         color: $text;
     }
 

sqlit/domains/shell/app/main.py

@@ -185,7 +185,11 @@ def __init__(
         self._last_action_at: float | None = None
         self._last_command: str | None = None
         self._last_command_at: float | None = None
-        self._theme_manager = ThemeManager(self, settings_store=self.services.settings_store)
+        self._theme_manager = ThemeManager(
+            self,
+            settings_store=self.services.settings_store,
+            override_theme=self.services.runtime.theme,
+        )
         self._spinner_index: int = 0
         self._spinner_timer: Timer | None = None
         # Schema indexing state

sqlit/domains/shell/app/theme_manager.py

@@ -94,9 +94,15 @@ def suspend(self) -> AbstractContextManager[None]: ...
 class ThemeManager:
     """Centralized theme handling for the app."""
 
-    def __init__(self, app: ThemeAppProtocol, settings_store: SettingsStoreProtocol | None = None) -> None:
+    def __init__(
+        self,
+        app: ThemeAppProtocol,
+        settings_store: SettingsStoreProtocol | None = None,
+        override_theme: str | None = None,
+    ) -> None:
         self._app = app
         self._settings_store = settings_store or SettingsStore.get_instance()
+        self._override_theme = override_theme
         self._custom_theme_names: set[str] = set()
         self._custom_theme_paths: dict[str, Path] = {}
         self._light_theme_names: set[str] = set(LIGHT_THEME_NAMES)
@@ -241,6 +247,11 @@ def _register_custom_theme_path(self, path: Path, expected_name: str | None = No
         return theme.name
 
     def _init_omarchy_theme(self, settings: dict) -> None:
+        # CLI --theme flag takes precedence over everything
+        if self._override_theme and self._override_theme in self._app.available_themes:
+            self._app._apply_theme_safe(self._override_theme)
+            return
+
         saved_theme = settings.get("theme")
         if not is_omarchy_installed():
             self._app._apply_theme_safe(saved_theme or DEFAULT_THEME)

sqlit/shared/app/runtime.py

@@ -30,6 +30,7 @@ class RuntimeConfig:
     """Runtime configuration provided by CLI or tests."""
 
     settings_path: Path | None = None
+    theme: str | None = None
     max_rows: int | None = None
     debug_mode: bool = False
     debug_idle_scheduler: bool = False