diff --git a/src/lib.rs b/src/lib.rs
index ae5333c..acdfb7f 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -3,6 +3,7 @@ use shenlong_sys::*;
 use std::ffi::CStr;
 use std::ptr;
 use std::mem::transmute;
+use scouter::Scouter;
 
 extern "C" fn shenlong_init(plugin: *mut GeanyPlugin, pdata: gpointer) -> gboolean {
     println!("shenlong init");
@@ -16,6 +17,14 @@ extern "C" fn shenlong_init(plugin: *mut GeanyPlugin, pdata: gpointer) -> gboole
             Some(transmute(shenlong_document_open as usize)),
             ptr::null_mut()
         );
+        plugin_signal_connect(
+            plugin,
+            ptr::null_mut(),
+            c_str!("document-activate").to_owned().as_ptr(),
+            0,
+            Some(transmute(shenlong_document_activate as usize)),
+            ptr::null_mut()
+        );
         plugin_signal_connect(
             plugin,
             ptr::null_mut(),
@@ -41,8 +50,20 @@ extern "C" fn shenlong_cleanup(plugin: *mut GeanyPlugin, pdata: gpointer) {
 }
 
 extern "C" fn shenlong_document_open(obj: *mut GObject, doc: *mut GeanyDocument, user_data: gpointer) {
-    unsafe {
-        println!("shenlong document open: {:?}", CStr::from_ptr((*doc).real_path).to_str());
+    let document_path = unsafe { CStr::from_ptr((*doc).real_path).to_str().expect("failed to get document path") };
+    println!("shenlong document open: {:?}", document_path);
+    let mut scouter = Scouter::new(document_path);
+    if let Some(project) = scouter.next() {
+        println!("-- shenlong project open: {:?}", project);
+    }
+}
+
+extern "C" fn shenlong_document_activate(obj: *mut GObject, doc: *mut GeanyDocument, user_data: gpointer) {
+    let document_path = unsafe { CStr::from_ptr((*doc).real_path).to_str().expect("failed to get document path") };
+    println!("shenlong document activate: {:?}", document_path);
+    let mut scouter = Scouter::new(document_path);
+    if let Some(project) = scouter.next() {
+        println!("-- shenlong project open: {:?}", project);
     }
 }