feat: 支持列出显示器。

src-tauri/src/display/display_state.rs

@@ -0,0 +1,34 @@
+use std::time::SystemTime;
+
+use serde::{Deserialize, Serialize};
+
+#[derive(Clone, Copy, Serialize, Deserialize, Debug)]
+pub struct DisplayState {
+    pub brightness: u16,
+    pub max_brightness: u16,
+    pub min_brightness: u16,
+    pub contrast: u16,
+    pub max_contrast: u16,
+    pub min_contrast: u16,
+    pub mode: u16,
+    pub max_mode: u16,
+    pub min_mode: u16,
+    pub last_modified_at: SystemTime,
+}
+
+impl DisplayState {
+    pub fn default() -> Self {
+        Self {
+            brightness: 30,
+            contrast: 50,
+            mode: 0,
+            last_modified_at: SystemTime::now(),
+            max_brightness: 100,
+            min_brightness: 0,
+            max_contrast: 100,
+            min_contrast: 0,
+            max_mode: 15,
+            min_mode: 0,
+        }
+    }
+}