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https://github.com/Foltik/dotfiles
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103 lines
2.6 KiB
Python
Executable File
103 lines
2.6 KiB
Python
Executable File
#!/usr/bin/python
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import curses
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from curses import panel
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class BaseMenu:
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def __init__(self, stdscreen):
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self.window = stdscreen.subwin(0, 0)
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self.window.keypad(1)
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self.panel = panel.new_panel(self.window)
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self.panel.hide()
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panel.update_panels()
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def up(self):
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self.panel.top()
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self.panel.show()
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self.window.clear()
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def down(self):
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self.window.clear()
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self.panel.hide()
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panel.update_panels()
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curses.doupdate()
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def update(self):
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self.window.refresh()
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curses.doupdate()
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class Menu(BaseMenu):
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def __init__(self, stdscreen, items):
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super().__init__(stdscreen)
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self.should_exit = False
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self.position = 0
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self.items = items
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self.items.append(('exit', self.exit))
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def exit(self):
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self.should_exit = True
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def navigate(self, offset):
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self.position += offset
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self.position %= len(self.items)
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def draw(self):
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for index, item in enumerate(self.items):
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text = '%d. %s' % (index + 1, item[0])
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text_mode = curses.A_REVERSE if index == self.position else curses.A_NORMAL
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self.window.addstr(index + 1, 1, text, text_mode)
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def get_selection(self, key):
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if key in [curses.KEY_ENTER, ord('\n')]:
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return self.items[self.position]
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elif (key - ord('0')) in range(1, len(self.items) + 1):
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return self.items[key - ord('0') - 1]
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else:
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return None
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def input(self):
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key = self.window.getch()
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selection = self.get_selection(key)
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if selection:
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selection[1]()
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if key == curses.KEY_UP:
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self.navigate(-1)
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elif key == curses.KEY_DOWN:
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self.navigate(1)
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def display(self):
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self.up()
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while not self.should_exit:
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self.update()
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self.draw()
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self.input()
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self.should_exit = False
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self.down()
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class App(object):
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def __init__(self, stdscreen):
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self.screen = stdscreen
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curses.curs_set(0)
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submenu_items = [
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('beep', curses.beep),
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('flash', curses.flash)
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]
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submenu = Menu(self.screen, submenu_items)
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main_menu_items = [
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('beep', curses.beep),
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('flash', curses.flash),
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('submenu', submenu.display)
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]
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main_menu = Menu(self.screen, main_menu_items)
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main_menu.display()
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if __name__ == '__main__':
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curses.wrapper(App)
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