From: Christian Heller <c.heller@plomlompom.de>
Date: Sat, 26 Dec 2020 21:02:53 +0000 (+0100)
Subject: Fix color changes breaking ncurses usage on some terminals.
X-Git-Url: https://plomlompom.com/repos/%7B%7Bdb.prefix%7D%7D/%7B%7B%20web_path%20%7D%7D/decks/static/%7B%7Btodo.date%7D%7D?a=commitdiff_plain;h=a2a99a46b65a881027d4724c4f2ecd23c2ba60ed;p=plomrogue2

Fix color changes breaking ncurses usage on some terminals.
---

diff --git a/rogue_chat_curses.py b/rogue_chat_curses.py
index 9d2ab3b..d6d8242 100755
--- a/rogue_chat_curses.py
+++ b/rogue_chat_curses.py
@@ -809,8 +809,9 @@ class TUI:
         self.restore_input_values()
 
     def set_default_colors(self):
-        curses.init_color(1, 1000, 1000, 1000)
-        curses.init_color(2, 0, 0, 0)
+        if curses.can_change_color():
+            curses.init_color(7, 1000, 1000, 1000)
+            curses.init_color(0, 0, 0, 0)
         self.do_refresh = True
 
     def set_random_colors(self):
@@ -819,8 +820,9 @@ class TUI:
             import random
             return int(offset + random.random()*375)
 
-        curses.init_color(1, rand(625), rand(625), rand(625))
-        curses.init_color(2, rand(0), rand(0), rand(0))
+        if curses.can_change_color():
+            curses.init_color(7, rand(625), rand(625), rand(625))
+            curses.init_color(0, rand(0), rand(0), rand(0))
         self.do_refresh = True
 
     def get_info(self):
@@ -1240,10 +1242,14 @@ class TUI:
             'dance': 'DANCE',
         }
 
-        curses.curs_set(False)  # hide cursor
+        curses.curs_set(0)  # hide cursor
         curses.start_color()
         self.set_default_colors()
-        curses.init_pair(1, 1, 2)
+        curses.init_pair(1, 7, 0)
+        if not curses.can_change_color():
+            self.log_msg('@ unfortunately, your terminal does not seem to '
+                         'support re-definition of colors; you might miss out '
+                         'on some color effects')
         stdscr.timeout(10)
         reset_screen_size()
         self.explorer = YX(0, 0)