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8e75980ebd
* Cleanup dashboard JS * Add vscode * Save start_mark/end_mark * Updates * Updates * Remove need for cv.nameable It's a bit hacky but removes so much bloat from integrations * Add enum helper * Document APIs, and Improvements * Fixes * Fixes * Update PULL_REQUEST_TEMPLATE.md * Updates * Updates * Updates
36 lines
1.2 KiB
Python
36 lines
1.2 KiB
Python
import esphome.codegen as cg
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import esphome.config_validation as cv
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from esphome.components import display
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from esphome.const import CONF_DIMENSIONS, CONF_LAMBDA
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from esphome.core import coroutine
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lcd_base_ns = cg.esphome_ns.namespace('lcd_base')
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LCDDisplay = lcd_base_ns.class_('LCDDisplay', cg.PollingComponent)
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LCDDisplayRef = LCDDisplay.operator('ref')
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def validate_lcd_dimensions(value):
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value = cv.dimensions(value)
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if value[0] > 0x40:
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raise cv.Invalid("LCD displays can't have more than 64 columns")
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if value[1] > 4:
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raise cv.Invalid("LCD displays can't have more than 4 rows")
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return value
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LCD_SCHEMA = display.BASIC_DISPLAY_SCHEMA.extend({
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cv.Required(CONF_DIMENSIONS): validate_lcd_dimensions,
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}).extend(cv.polling_component_schema('1s'))
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@coroutine
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def setup_lcd_display(var, config):
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yield cg.register_component(var, config)
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yield display.register_display(var, config)
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cg.add(var.set_dimensions(config[CONF_DIMENSIONS][0], config[CONF_DIMENSIONS][1]))
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if CONF_LAMBDA in config:
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lambda_ = yield cg.process_lambda(config[CONF_LAMBDA], [(LCDDisplayRef, 'it')],
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return_type=cg.void)
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cg.add(var.set_writer(lambda_))
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