fix:toast时长

add:参数配置额外配置到其他文件

app/src/main/java/com/yutou/nas_music_player/Datas/PreviousPlayerList.java

@@ -8,7 +8,7 @@ import java.util.List;
  */
 public class PreviousPlayerList {
     private static final int INDEX=10;//记录十条
-    private List<MusicData> list;
+    private final List<MusicData> list;
     public PreviousPlayerList(){
         list=new ArrayList<>();
     }

app/src/main/java/com/yutou/nas_music_player/tools/AppTools.java

@@ -135,7 +135,7 @@ public class AppTools {
         AppData.handler.post(new Runnable() {
             @Override
             public void run() {
-                Toast.makeText(MyApplication.application, s, Toast.LENGTH_LONG).show();
+                Toast.makeText(MyApplication.application, s, Toast.LENGTH_SHORT).show();
             }
         });
     }

app/src/main/java/com/yutou/nas_music_player/tools/ConfigTools.java

@@ -10,5 +10,9 @@ public class ConfigTools {
     public static SharedPreferences getPreferences(){
         return MyApplication.application.getSharedPreferences("app_config", Context.MODE_PRIVATE);
     }
+      public static SharedPreferences getConfigPreferences(){
+        return MyApplication.application.getSharedPreferences("config", Context.MODE_PRIVATE);
+    }
+
 
 }