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Code Issues Projects Releases Packages Wiki Activity Actions 4

display: Support requesting a screen redraw on a menu key press

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Add a request_redraw() method and call it when a key menu event
occurs.  Limit these proactive screen redraws to no more than 4 per
second.

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor 2020-08-17 17:58:51 -04:00
parent 1bdf705524
commit 8fa1c97767
2 changed files with 23 additions and 12 deletions
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17
klippy/extras/display/menu.py
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@ -616,7 +616,6 @@ menu_items = {
}
MENU_UPDATE_DELAY = .100
TIMER_DELAY = .100
@ -636,7 +635,7 @@ class MenuManager:
self.context = {}
self.root = None
self._root = config.get('menu_root', '__main')
self.cols, self.rows = self.display.lcd_chip.get_dimensions()
self.cols, self.rows = self.display.get_dimensions()
self.timeout = config.getint('menu_timeout', 0)
self.timer = 0
self.eventtime = 0
@ -808,14 +807,11 @@ class MenuManager:
def screen_update_event(self, eventtime):
# screen update
if self.is_running():
self.display.lcd_chip.clear()
for y, line in enumerate(self.render(eventtime)):
self.display.draw_text(y, 0, line, eventtime)
self.display.lcd_chip.flush()
return eventtime + MENU_UPDATE_DELAY
else:
return 0
if not self.is_running():
return False
for y, line in enumerate(self.render(eventtime)):
self.display.draw_text(y, 0, line, eventtime)
return True
def up(self, fast_rate=False):
container = self.stack_peek()
@ -998,6 +994,7 @@ class MenuManager:
self.down(True)
elif key == 'back':
self.back()
self.display.request_redraw()
# Collection of manager class helper methods