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50 lines
1.3 KiB
Python
50 lines
1.3 KiB
Python
# Copyright (c) 2014-2017 esotericnonsense (Daniel Edgecumbe)
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# Distributed under the MIT software license, see the accompanying
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# file COPYING or https://opensource.org/licenses/mit-license.php
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import curses
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import asyncio
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from macros import MIN_WINDOW_SIZE
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class View(object):
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""" Handles basic operations for the central views. """
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def __init__(self):
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self._pad = None
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self._visible = False
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self._nettotals_history = []
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self._window_size = MIN_WINDOW_SIZE
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def _clear_init_pad(self):
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if self._pad is not None:
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self._pad.clear()
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else:
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self._pad = curses.newpad(20, 100)
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def _draw_pad_to_screen(self):
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maxy, maxx = self._window_size
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if maxy < 8 or maxx < 3:
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return # Can't do it
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self._pad.refresh(0, 0, 4, 0, min(maxy-3, maxy-2), min(maxx-1, 100))
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async def _draw_if_visible(self):
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if self._visible:
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await self._draw()
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async def on_mode_change(self, newmode):
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if newmode != self._mode_name:
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self._visible = False
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return
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self._visible = True
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await self._draw_if_visible()
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async def on_window_resize(self, y, x):
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# All of the current views assume an x width of 100.
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self._window_size = (y, x)
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await self._draw_if_visible()
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