feat: implement dialog callback

src/lang/cn.rs

@@ -498,5 +498,7 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Fingerprint", "指纹"),
         ("Copy Fingerprint", "复制指纹"),
         ("no fingerprints", "没有指纹"),
+        ("Select a peer", "选择一个被控端"),
+        ("Select peers", "选择被控端")
     ].iter().cloned().collect();
 }