bowl/test_scripts/display_attr_lines_wiget.py

38 lines
1,008 B
Python

import urwid
import urwid.curses_display
import cheuph
from cheuph import AT, AttributedLines, AttributedLinesWidget
class TestWidget(urwid.WidgetWrap):
def __init__(self):
lines = [
({}, AT("a")),
({}, AT("Hello world")),
({}, AT("super long line " * 20)),
]
self.lines = AttributedLinesWidget(AttributedLines(lines))
super().__init__(self.lines)
def selectable(self):
return True
def keypress(self, size, key):
if key == "left":
self.lines.horizontal_offset -= 1
elif key == "right":
self.lines.horizontal_offset += 1
elif key == "home":
self.lines.horizontal_offset = 0
elif key == "up":
self.lines.upper_offset += 1
elif key == "down":
self.lines.upper_offset -= 1
def main():
screen = urwid.curses_display.Screen()
loop = urwid.MainLoop(TestWidget(), screen=screen)
loop.run()
main()