From a76c4841160bbe1701c071d55130d9e104380a59 Mon Sep 17 00:00:00 2001
From: starnakin <camille@chauvet.pro>
Date: Sat, 27 May 2023 16:03:10 +0200
Subject: [PATCH] add: menu doesn't clear the terminal now

---
 Menu.py | 18 +++++++++++++++---
 1 file changed, 15 insertions(+), 3 deletions(-)

diff --git a/Menu.py b/Menu.py
index 05b2b15..7776201 100644
--- a/Menu.py
+++ b/Menu.py
@@ -19,6 +19,7 @@ class Menu():
         self.skip_empty_option = skip_empty_option;
         self.size = len(options)
         self.preview_ratio = preview_ratio;
+        self._nb_printed_lines = 0;
 
     def _up(self):
         if (self.circular == False):
@@ -65,9 +66,11 @@ class Menu():
             elif (key == "right"):
                 self._right()
             elif (key == "enter"):
+                self._clear();
                 return (self.cursor_pos)
 
     def _display_menu(self):
+        menu: str = "";
         self._clear();
         size = os.get_terminal_size();
         size_x = size.columns;
@@ -93,8 +96,9 @@ class Menu():
                 line = self.cursor + element[min_x:max_x]
             else:
                 line = " " * len(self.cursor) + element
-            print(line)
-        print(preview)
+            line = line + "\n"
+            menu = menu + line;
+        self._display_screen(menu + preview)
     
     def _preview(self):
         if (len(self.preview_args) < self.cursor_pos):
@@ -108,7 +112,15 @@ class Menu():
 
 
     def _clear(self):
-        os.system("clear")
+        UP = "\x1B[3A"
+        CLR = "\x1B[0K"
+        for i in range(self._nb_printed_lines):
+            print(CLR)
+            print(UP)
+
+    def _display_screen(self, screen: str):
+        print(screen) 
+        self._nb_printed_lines = screen.count("\n") + 1
 
     def _get_input(self) -> str:
         flag_have_getch = False