feat(config): add CosmicTk config for configuring window controls

src/config/mod.rs

@@ -0,0 +1,7 @@
+// Copyright 2024 System76 <info@system76.com>
+// SPDX-License-Identifier: MPL-2.0
+
+//! Configurations available to libcosmic applications.
+
+pub mod toolkit;
+pub use toolkit::CosmicTk;

src/config/toolkit.rs

@@ -0,0 +1,35 @@
+// Copyright 2024 System76 <info@system76.com>
+// SPDX-License-Identifier: MPL-2.0
+
+//! Configurations for the libcosmic toolkit.
+
+use cosmic_config::cosmic_config_derive::CosmicConfigEntry;
+use cosmic_config::{Config, CosmicConfigEntry};
+
+/// ID for the `CosmicTk` config.
+pub const ID: &str = "com.system76.CosmicTk";
+
+#[derive(Clone, CosmicConfigEntry, Debug, Eq, PartialEq)]
+#[version = 1]
+pub struct CosmicTk {
+    /// Show minimize button in window header.
+    pub show_minimize: bool,
+
+    /// Show maximize button in window header.
+    pub show_maximize: bool,
+}
+
+impl Default for CosmicTk {
+    fn default() -> Self {
+        Self {
+            show_minimize: true,
+            show_maximize: true,
+        }
+    }
+}
+
+impl CosmicTk {
+    pub fn config() -> Result<Config, cosmic_config::Error> {
+        Config::new(ID, Self::VERSION)
+    }
+}