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7d5bb8e016
NomadNet/nomadnet/ui/TextUI.py
Mark Qvist 7d5bb8e016 User interface enhancements
2021-09-16 19:54:32 +02:00

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Python
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import RNS
import urwid
import time
import os
import nomadnet
from nomadnet.ui.textui import *
from nomadnet import NomadNetworkApp
COLORMODE_MONO = 1
COLORMODE_16 = 16
COLORMODE_88 = 88
COLORMODE_256 = 256
COLORMODE_TRUE = 2**24
THEME_DARK = 0x01
THEME_LIGHT = 0x02
THEMES = {
THEME_DARK: {
"urwid_theme": [
# Style name # 16-color style # Monochrome style # 88, 256 and true-color style
("heading", "light gray,underline", "default", "underline", "g93,underline", "default"),
("menubar", "black", "light gray", "standout", "#111", "#bbb"),
("scrollbar", "light gray", "default", "standout", "#444", "default"),
("shortcutbar", "black", "light gray", "standout", "#111", "#bbb"),
("body_text", "white", "default", "default", "#ddd", "default"),
("error_text", "dark red", "default", "default", "dark red", "default"),
("warning_text", "yellow", "default", "default", "#ba4", "default"),
("inactive_text", "dark gray", "default", "default", "dark gray", "default"),
("buttons", "light green,bold", "default", "default", "#00a533", "default"),
("msg_editor", "black", "light cyan", "standout", "#111", "#0bb"),
("msg_header_ok", "black", "light green", "standout", "#111", "#6b2"),
("msg_header_caution", "black", "yellow", "standout", "#111", "#fd3"),
("msg_header_sent", "black", "light gray", "standout", "#111", "#ddd"),
("msg_header_delivered", "black", "light blue", "standout", "#111", "#28b"),
("msg_header_failed", "black", "dark gray", "standout", "#000", "#777"),
("msg_warning_untrusted", "black", "dark red", "standout", "#111", "dark red"),
("list_focus", "black", "light gray", "standout", "#111", "#aaa"),
("list_off_focus", "black", "dark gray", "standout", "#111", "#777"),
("list_trusted", "dark green", "default", "default", "#6b2", "default"),
("list_focus_trusted", "black", "light gray", "standout", "#150", "#aaa"),
("list_unknown", "dark gray", "default", "default", "#bbb", "default"),
("list_normal", "dark gray", "default", "default", "#bbb", "default"),
("list_untrusted", "dark red", "default", "default", "#a22", "default"),
("list_focus_untrusted", "black", "light gray", "standout", "#810", "#aaa"),
("topic_list_normal", "white", "default", "default", "#ddd", "default"),
("browser_controls", "light gray", "default", "default", "#bbb", "default"),
("progress_full", "black", "light gray", "standout", "#111", "#bbb"),
("progress_empty", "light gray", "default", "default", "#ddd", "default"),
],
}
}
GLYPHSETS = {
"plain": 1,
"unicode": 2,
"nerdfont": 3
}
GLYPHS = {
# Glyph name # Plain # Unicode # Nerd Font
("check", "=", "\u2713", "\u2713"),
("cross", "X", "\u2715", "\u2715"),
("unknown", "?", "?", "?"),
("encrypted", "", "\u26BF", "\uf023"),
("plaintext", "!", "!", "\uf06e "),
("arrow_r", "->", "\u2192", "\u2192"),
("arrow_l", "<-", "\u2190", "\u2190"),
("arrow_u", "/\\", "\u2191", "\u2191"),
("arrow_d", "\\/", "\u2193", "\u2193"),
("warning", "!", "\u26a0", "\uf12a"),
("info", "i", "\u2139", "\ufb4d"),
("unread", "[U]", "\u2709", "\uf003 "),
("divider1", "-", "\u2504", "\u2504"),
("peer", "[P]", "\u24c5 ", "\uf415"),
("node", "[N]", "\u24c3 ", "\uf502"),
("page", "", "\u25a4", "\uf719 "),
("speed", "", "\u25F7", "\uf9c4"),
("decoration_menu", "", "", " \uf93a"),
("globe", "", "", "\uf484"),
}
class TextUI:
def __init__(self):
self.app = NomadNetworkApp.get_shared_instance()
self.app.ui = self
self.loop = None
# TODO: Remove
# if importlib.util.find_spec("urwid") != None:
# import urwid
# else:
# RNS.log("The text-mode user interface requires Urwid to be installed on your system.", RNS.LOG_ERROR)
# RNS.log("You can install it with the command: pip3 install urwid", RNS.LOG_ERROR)
# nomadnet.panic()
urwid.set_encoding("UTF-8")
intro_timeout = self.app.config["textui"]["intro_time"]
colormode = self.app.config["textui"]["colormode"]
theme = self.app.config["textui"]["theme"]
mouse_enabled = self.app.config["textui"]["mouse_enabled"]
self.palette = THEMES[theme]["urwid_theme"]
if self.app.config["textui"]["glyphs"] == "plain":
glyphset = "plain"
elif self.app.config["textui"]["glyphs"] == "unicoode":
glyphset = "unicode"
elif self.app.config["textui"]["glyphs"] == "nerdfont":
glyphset = "nerdfont"
else:
glyphset = "unicode"
self.glyphs = {}
for glyph in GLYPHS:
self.glyphs[glyph[0]] = glyph[GLYPHSETS[glyphset]]
self.screen = urwid.raw_display.Screen()
self.screen.register_palette(self.palette)
self.main_display = Main.MainDisplay(self, self.app)
if intro_timeout > 0:
self.intro_display = Extras.IntroDisplay(self.app)
initial_widget = self.intro_display.widget
else:
initial_widget = self.main_display.widget
self.loop = urwid.MainLoop(initial_widget, screen=self.screen, handle_mouse=mouse_enabled)
if intro_timeout > 0:
self.loop.set_alarm_in(intro_timeout, self.display_main)
if "KONSOLE_VERSION" in os.environ:
if colormode > 16:
RNS.log("", RNS.LOG_WARNING, _override_destination = True)
RNS.log("", RNS.LOG_WARNING, _override_destination = True)
RNS.log("You are using the terminal emulator Konsole.", RNS.LOG_WARNING, _override_destination = True)
RNS.log("If you are not seeing the user interface, it is due to a bug in Konsole/urwid.", RNS.LOG_WARNING, _override_destination = True)
RNS.log("", RNS.LOG_WARNING, _override_destination = True)
RNS.log("To circumvent this, use another terminal emulator, or launch nomadnet within a", RNS.LOG_WARNING, _override_destination = True)
RNS.log("screen session, using a command like the following:", RNS.LOG_WARNING, _override_destination = True)
RNS.log("", RNS.LOG_WARNING, _override_destination = True)
RNS.log("screen nomadnet", RNS.LOG_WARNING, _override_destination = True)
RNS.log("", RNS.LOG_WARNING, _override_destination = True)
RNS.log("Press ctrl-c to exit now and try again.", RNS.LOG_WARNING, _override_destination = True)
self.set_colormode(colormode)
self.loop.run()
def set_colormode(self, colormode):
self.colormode = colormode
self.screen.set_terminal_properties(colormode)
self.screen.reset_default_terminal_palette()
def display_main(self, loop, user_data):
self.loop.widget = self.main_display.widget
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