kunsi/Octoprint-LCD-HD44780
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Check if connected to printer before updating display

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This commit is contained in:
Felix Kunsmann 2017-05-15 11:15:19 +00:00
parent 8691101976
commit e7e15cf7c5
1 changed files with 19 additions and 12 deletions
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13
octoprint_hd44780/__init__.py
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@ -30,6 +30,8 @@ class LCD_HD44780(octoprint.plugin.StartupPlugin,
self.cols = 20 self.cols = 20
self.rows = 4 self.rows = 4
self._ClosedOrError = False
self._line1 = '' self._line1 = ''
self._line2 = '' self._line2 = ''
self._line3 = '' self._line3 = ''
@ -170,11 +172,9 @@ class LCD_HD44780(octoprint.plugin.StartupPlugin,
pass pass
def on_printer_add_temperature(self, data): def on_printer_add_temperature(self, data):
try: if not self._ClosedOrError:
self._line4 = 'E{:3.0f}/{:3.0f} B{:3.0f}/{:3.0f}'.format(data['tool0']['actual'], data['tool0']['target'], data['bed']['actual'], data['bed']['target']) self._line4 = 'E{:3.0f}/{:3.0f} B{:3.0f}/{:3.0f}'.format(data['tool0']['actual'], data['tool0']['target'], data['bed']['actual'], data['bed']['target'])
self._lcd_update() self._lcd_update()
except KeyError:
pass
def on_printer_received_registered_message(self, name, output): def on_printer_received_registered_message(self, name, output):
pass pass
@ -182,6 +182,9 @@ class LCD_HD44780(octoprint.plugin.StartupPlugin,
def on_printer_send_current_data(self, data): def on_printer_send_current_data(self, data):
self._line1 = data['state']['text'][:20].center(20) self._line1 = data['state']['text'][:20].center(20)
self._ClosedOrError = data['state']['flags']['closedOrError']
if not self._ClosedOrError:
if data['job']['file']['name'] is not None: if data['job']['file']['name'] is not None:
self._line2 = data['job']['file']['name'][:20] self._line2 = data['job']['file']['name'][:20]
else: else:
@ -194,6 +197,10 @@ class LCD_HD44780(octoprint.plugin.StartupPlugin,
self._line3 += ' ~' + '{:1.0f}:{:02.0f}'.format(data['progress']['printTimeLeft']/60, data['progress']['printTimeLeft']%60) + 'min ' self._line3 += ' ~' + '{:1.0f}:{:02.0f}'.format(data['progress']['printTimeLeft']/60, data['progress']['printTimeLeft']%60) + 'min '
else: else:
self._line3 = '' self._line3 = ''
else:
self._line2 = ''
self._line3 = ''
self._line4 = ''
self._lcd_update() self._lcd_update()