From e8623f6189d71ad03a0ea9ba8f3d904df69cf6d0 Mon Sep 17 00:00:00 2001
From: hi80482 <66435094+hi80482@users.noreply.github.com>
Date: Wed, 29 Jul 2020 23:32:08 +0800
Subject: [PATCH] add loop scroll

---
 sys.py/UI/Emulator/rom_list_page.py | 22 ++++++++++------------
 1 file changed, 10 insertions(+), 12 deletions(-)

diff --git a/sys.py/UI/Emulator/rom_list_page.py b/sys.py/UI/Emulator/rom_list_page.py
index 5d9b75f..bd2c5ac 100644
--- a/sys.py/UI/Emulator/rom_list_page.py
+++ b/sys.py/UI/Emulator/rom_list_page.py
@@ -318,13 +318,12 @@ class RomListPage(Page):
         # loop scroll, to end
         if self._PsIndex == len(self._MyList) - 1:
             # check items per page
-            if len(self._MyList) < self._ItemsPerPage:
-                self._ItemsPerPage = len(self._MyList)
-            self._ItemsPerPage -= 1     # not include current item
-            for i in range(0, len(self._MyList)):
-                self._MyList[i]._PosY -= self._MyList[i]._Height * (dy - self._ItemsPerPage)
+            if len(self._MyList) > self._ItemsPerPage:
+                self._ItemsPerPage -= 1                 # not include current item
+                for i in range(0, len(self._MyList)):
+                    self._MyList[i]._PosY -= self._MyList[i]._Height * (dy - self._ItemsPerPage)
             self._Scrolled -= dy
-            self._ItemsPerPage = 6      # reset to 6
+            self._ItemsPerPage = 6                      # reset to 6
 
     def ScrollDown(self):
         # if len(self._MyList) == 0:
@@ -349,13 +348,12 @@ class RomListPage(Page):
         # loop scroll, to first
         if self._PsIndex == 0:
             # check items per page
-            if len(self._MyList) < self._ItemsPerPage:
-                self._ItemsPerPage = len(self._MyList)
-            self._ItemsPerPage -= 1     # not include current item
-            for i in range(0, len(self._MyList)):
-                self._MyList[i]._PosY += self._MyList[i]._Height * (dy - self._ItemsPerPage)
+            if len(self._MyList) > self._ItemsPerPage:
+                self._ItemsPerPage -= 1                 # not include current item
+                for i in range(0, len(self._MyList)):
+                    self._MyList[i]._PosY += self._MyList[i]._Height * (dy - self._ItemsPerPage)
             self._Scrolled += dy
-            self._ItemsPerPage = 6      # reset to 6
+            self._ItemsPerPage = 6                      # reset to 6
 
     def SyncScroll(self):
         ##