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Code Issues 5 Pull Requests 7 Packages Projects Releases Wiki Activity

Only resort when the sort field actually changed

kivy_mainline_and_py3.8
Tyler Goodlet 2018-12-18 20:28:26 -05:00
parent d4e36b1e55
commit 11222e1176
1 changed files with 23 additions and 8 deletions
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31
piker/ui/monitor.py
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@ -7,7 +7,7 @@ Launch with ``piker monitor <watchlist name>``.
""" """
from itertools import chain from itertools import chain
from types import ModuleType, AsyncGeneratorType from types import ModuleType, AsyncGeneratorType
from typing import List, Callable, Dict from typing import List, Callable
from bisect import bisect from bisect import bisect
import trio import trio
@ -21,6 +21,7 @@ from kivy import utils
from kivy.app import async_runTouchApp from kivy.app import async_runTouchApp
from kivy.core.window import Window from kivy.core.window import Window
from kivy.properties import BooleanProperty from kivy.properties import BooleanProperty
from kivy.uix.behaviors import ButtonBehavior
from ..log import get_logger from ..log import get_logger
from .pager import PagerView from .pager import PagerView
@ -161,8 +162,12 @@ class Cell(Button):
def __init__(self, key=None, is_header=False, **kwargs): def __init__(self, key=None, is_header=False, **kwargs):
super(Cell, self).__init__(**kwargs) super(Cell, self).__init__(**kwargs)
self.key = key self.key = key
self.row = None
self.is_header = is_header self.is_header = is_header
# def on_press(self, value=None):
# self.row.on_press()
class HeaderCell(Cell): class HeaderCell(Cell):
"""Column header cell label. """Column header cell label.
@ -257,7 +262,7 @@ class BidAskLayout(StackLayout):
return [self.last, self.bid, self.ask] return [self.last, self.bid, self.ask]
class Row(GridLayout, HoverBehavior): class Row(ButtonBehavior, HoverBehavior, GridLayout):
"""A grid for displaying a row of ticker quote data. """A grid for displaying a row of ticker quote data.
""" """
def __init__( def __init__(
@ -271,7 +276,7 @@ class Row(GridLayout, HoverBehavior):
cell_type=None, cell_type=None,
**kwargs **kwargs
): ):
super(Row, self).__init__(cols=len(record), **kwargs) super().__init__(cols=len(record), **kwargs)
self._cell_widgets = {} self._cell_widgets = {}
self._last_record = record self._last_record = record
self.table = table self.table = table
@ -383,16 +388,20 @@ class Row(GridLayout, HoverBehavior):
log.debug( log.debug(
f"Left row {self} through {self.border_point}") f"Left row {self} through {self.border_point}")
def on_press(self, value=None):
log.info(f"Pressed row for {self._last_record['symbol']}")
class TickerTable(GridLayout): class TickerTable(GridLayout):
"""A grid for displaying ticker quote records as a table. """A grid for displaying ticker quote records as a table.
""" """
def __init__(self, sort_key='%', **kwargs): def __init__(self, sort_key='%', auto_sort=True, **kwargs):
super(TickerTable, self).__init__(**kwargs) super(TickerTable, self).__init__(**kwargs)
self.symbols2rows = {} self.symbols2rows = {}
self.sort_key = sort_key self.sort_key = sort_key
# for tracking last clicked column header cell # for tracking last clicked column header cell
self.last_clicked_col_cell = None self.last_clicked_col_cell = None
self._auto_sort = auto_sort
self._symbols2index = {} self._symbols2index = {}
self._sorted = [] self._sorted = []
@ -558,15 +567,21 @@ async def update_quotes(
async for quotes in agen: # new quotes data only async for quotes in agen: # new quotes data only
to_sort = set() to_sort = set()
for symbol, quote in quotes.items(): for symbol, quote in quotes.items():
row = table.get_row(symbol)
record, displayable = formatter( record, displayable = formatter(
quote, symbol_data=symbol_data) quote, symbol_data=symbol_data)
row = table.get_row(symbol)
# determine if sorting should happen
sort_key = table.sort_key
new = record[sort_key]
last = row.get_field(sort_key)
if new != last:
to_sort.add(row.widget)
# update and color
cells = row.update(record, displayable) cells = row.update(record, displayable)
color_row(row, record, cells) color_row(row, record, cells)
if table.sort_key in record:
to_sort.add(row.widget)
if to_sort: if to_sort:
table.render_rows(to_sort) table.render_rows(to_sort)