fix some view problem

pom.xml

@@ -6,7 +6,7 @@
 
     <groupId>cn.lunadeer</groupId>
     <artifactId>MiniPlayerTitle</artifactId>
-    <version>2.1</version>
+    <version>2.3</version>
     <packaging>jar</packaging>
 
     <name>MiniPlayerTitle</name>

src/main/java/cn/lunadeer/miniplayertitle/utils/ConfigManager.java

@@ -17,7 +17,7 @@ public class ConfigManager {
         _debug = _file.getBoolean("Debug", false);
         _db_host = _file.getString("Database.Host", "localhost");
         _db_port = _file.getString("Database.Port", "5432");
-        _db_name = _file.getString("Database.Name", "newbtitle");
+        _db_name = _file.getString("Database.Name", "miniplayertitle");
         _db_user = _file.getString("Database.User", "postgres");
         _db_pass = _file.getString("Database.Pass", "postgres");
         _prefix = _file.getString("Prefix", "[");

src/main/java/cn/lunadeer/miniplayertitle/utils/STUI/ListView.java

@@ -51,6 +51,10 @@ public class ListView {
 
     public void showOn(Player player, Integer page) {
         int offset = (page - 1) * page_size;
+        if (lines.isEmpty()) {
+            Notification.warn(player, "没有数据");
+            return;
+        }
         if (offset >= lines.size() || offset < 0) {
             Notification.error(player, "页数超出范围");
             return;