diff --git a/app/src/main/java/io/legado/app/ui/sourcedebug/SourceDebugActivity.kt b/app/src/main/java/io/legado/app/ui/sourcedebug/SourceDebugActivity.kt
index 609689873..a70924bed 100644
--- a/app/src/main/java/io/legado/app/ui/sourcedebug/SourceDebugActivity.kt
+++ b/app/src/main/java/io/legado/app/ui/sourcedebug/SourceDebugActivity.kt
@@ -28,6 +28,12 @@ class SourceDebugActivity : VMBaseActivity<SourceDebugModel>(R.layout.activity_s
         viewModel.init(intent.getStringExtra("key"))
         initRecyclerView()
         initSearchView()
+        viewModel.observe{state, msg->
+            adapter.addItem(msg)
+            if (state == -1 || state == 1000) {
+                rotate_loading.hide()
+            }
+        }
     }
 
     private fun initRecyclerView() {
@@ -64,13 +70,4 @@ class SourceDebugActivity : VMBaseActivity<SourceDebugModel>(R.layout.activity_s
             toast("未获取到书源")
         })
     }
-
-    override fun observeLiveBus() {
-        observeEvent<EventMessage>(Bus.SOURCE_DEBUG_LOG) {
-            adapter.addItem(it.obj as String)
-            if (it.what == -1 || it.what == 1000) {
-                rotate_loading.hide()
-            }
-        }
-    }
 }
\ No newline at end of file
diff --git a/app/src/main/java/io/legado/app/ui/sourcedebug/SourceDebugModel.kt b/app/src/main/java/io/legado/app/ui/sourcedebug/SourceDebugModel.kt
index df76cda3b..e5c800b20 100644
--- a/app/src/main/java/io/legado/app/ui/sourcedebug/SourceDebugModel.kt
+++ b/app/src/main/java/io/legado/app/ui/sourcedebug/SourceDebugModel.kt
@@ -13,6 +13,8 @@ class SourceDebugModel(application: Application) : BaseViewModel(application), S
 
     private var webBook: WebBook? = null
 
+    private var callback: ((Int, String)-> Unit)? = null
+
     fun init(sourceUrl: String?) {
         sourceUrl?.let {
             //优先使用这个，不会抛出异常
@@ -23,6 +25,10 @@ class SourceDebugModel(application: Application) : BaseViewModel(application), S
         }
     }
 
+    fun observe(callback: (Int, String)-> Unit){
+        this.callback = callback
+    }
+
     fun startDebug(key: String, start: (() -> Unit)? = null, error: (() -> Unit)? = null) {
         webBook?.let {
             start?.invoke()
@@ -31,7 +37,7 @@ class SourceDebugModel(application: Application) : BaseViewModel(application), S
     }
 
     override fun printLog(state: Int, msg: String) {
-        postEvent(Bus.SOURCE_DEBUG_LOG, EventMessage.obtain(state, msg))
+        callback?.invoke(state, msg)
     }
 
     override fun onCleared() {