def test_button(port, delay):
nexSerial = PySerialNex(port)
nexSerial.init()
nexPage = NexPage(nexSerial, "pg_but", pid=8)
nexButtonPlus = NexButton(nexSerial, "b0", cid=1)
nexNumber0 = NexNumber(nexSerial, "n0", cid=2)
nexButtonMinus = NexButton(nexSerial, "b1", cid=3)
nexButtonEnter = NexButton(nexSerial, "b2", cid=4) # noqa: F841
nexPage.show()
nexButtonPlus.backcolor = NamedColor.GREEN
nexButtonMinus.backcolor = NamedColor.RED
# nexNumber0.value = value
value = nexNumber0.value
dt_start = datetime.datetime.utcnow()
while True:
time.sleep(0.2)
new_value = nexNumber0.value
if new_value != value:
value = new_value
print(value)
if datetime.datetime.utcnow() - dt_start > datetime.timedelta(
seconds=delay):
break
nexSerial.close()
def test_slider(port):
nexSerial = PySerialNex(port)
nexSerial.init()
nexPage = NexPage(nexSerial, "pg_slider", pid=11)
nexSlider = NexSlider(nexSerial, "h0", cid=4)
nexPage.show()
time.sleep(0.1)
nexSlider.value = 43691 # 0-65535
time.sleep(1)
# nexSlider.cursor.color = NamedColor.GRAY
nexSlider.forecolor = NamedColor.GRAY
time.sleep(1)
w = 10
nexSlider.cursor.width = w
assert nexSlider.cursor.width == w
time.sleep(1)
h = 13
nexSlider.cursor.height = h
assert nexSlider.cursor.height == h
time.sleep(1)
nexSerial.close()
def test_checkbox(port):
nexSerial = PySerialNex(port)
nexSerial.init()
nexPage = NexPage(nexSerial, "pg_dsb_chk_rad", pid=13)
nexCheckbox0 = NexCheckbox(nexSerial, "c0", cid=4)
nexCheckbox1 = NexCheckbox(nexSerial, "c1", cid=5)
nexCheckbox2 = NexCheckbox(nexSerial, "c2", cid=7)
nexPage.show()
nexCheckbox0.value = False
nexCheckbox1.value = False
nexCheckbox2.value = False
assert not nexCheckbox0.value
time.sleep(1)
nexCheckbox0.value = True
assert nexCheckbox0.value
time.sleep(1)
nexCheckbox0.value = False
assert not nexCheckbox0.value
time.sleep(1)
nexSerial.close()
def test_NexCheckbox(port):
nexSerial = PySerialNex(port)
nexCheckbox0 = NexCheckbox(nexSerial, "c0", cid=4)
nexCheckbox1 = NexCheckbox(nexSerial, "c1", cid=5)
nexCheckbox2 = NexCheckbox(nexSerial, "c2", cid=7)
nexSerial.send("page pg_dsb_chk_rad")
nexCheckbox0.value = False
nexCheckbox1.value = False
nexCheckbox2.value = False
assert not nexCheckbox0.value
time.sleep(1)
nexCheckbox0.value = True
assert nexCheckbox0.value
time.sleep(1)
nexCheckbox0.value = False
assert not nexCheckbox0.value
time.sleep(1)
nexSerial.close()
def test_progressbar(port):
nexSerial = PySerialNex(port)
nexSerial.init()
nexPage = NexPage(nexSerial, "pg_pbar", pid=6)
nexProgressBar = NexProgressBar(nexSerial, "j0", cid=1)
nexPage.show()
time.sleep(1)
nexProgressBar.backcolor = NamedColor.GRAY
nexProgressBar.forecolor = NamedColor.GREEN
nexProgressBar.value = 30
with pytest.raises(Exception):
nexProgressBar.value = 105 # should raise error because value must be in 0-100
with pytest.raises(Exception):
nexProgressBar.value = -1 # should raise error because value must be in 0-100
time.sleep(1)
nexSerial.close()
def test_radio(port):
nexSerial = PySerialNex(port)
nexSerial.init()
nexPage = NexPage(nexSerial, "pg_dsb_chk_rad", pid=13)
nexRadio0 = NexRadio(nexSerial, "r0", cid=8)
nexRadio1 = NexRadio(nexSerial, "r1", cid=9)
nexRadio2 = NexRadio(nexSerial, "r2", cid=10)
nexPage.show()
nexRadio0.value = False
nexRadio1.value = False
nexRadio2.value = False
assert not nexRadio0.value
time.sleep(1)
nexRadio0.value = True
assert nexRadio0.value
time.sleep(1)
nexRadio0.value = False
assert not nexRadio0.value
time.sleep(1)
nexSerial.close()
def test_NexSlider(port):
nexSerial = PySerialNex(port)
nexSlider = NexSlider(nexSerial, "h0", cid=4)
nexSerial.send("page pg_slider")
time.sleep(0.1)
nexSlider.value = 43691 # 0-65535
time.sleep(1)
# nexSlider.cursor.color = Colour.GRAY
nexSlider.forecolor = Colour.GRAY
time.sleep(1)
w = 10
nexSlider.cursor.width = w
assert nexSlider.cursor.width == w
time.sleep(1)
h = 13
nexSlider.cursor.height = h
assert nexSlider.cursor.height == h
time.sleep(1)
nexSerial.close()
def test_NexQRCode(port):
nexSerial = PySerialNex(port)
nexQRcode = NexQRcode(nexSerial, "qr0", cid=1)
nexText = NexText(nexSerial, "t1", cid=3)
nexSerial.send("page pg_qr")
time.sleep(1)
text = "Hello"
nexQRcode.text = text
nexText.text = text
time.sleep(2)
# text = "https://github.com/scls19fr/pynextion"
text = "http://bit.ly/2vWS75r"
nexText.text = text
# nexQRcode.textmaxlength = len(text)
# nexQRcode.textmaxlength = 50
# time.sleep(1)
nexQRcode.text = text
assert nexText.text == text
assert nexQRcode.text == text
nexSerial.close()
def test_NexRadio(port):
nexSerial = PySerialNex(port)
nexRadio0 = NexRadio(nexSerial, "r0", cid=8)
nexRadio1 = NexRadio(nexSerial, "r1", cid=9)
nexRadio2 = NexRadio(nexSerial, "r2", cid=10)
nexSerial.send("page pg_dsb_chk_rad")
nexRadio0.value = False
nexRadio1.value = False
nexRadio2.value = False
assert not nexRadio0.value
time.sleep(1)
nexRadio0.value = True
assert nexRadio0.value
time.sleep(1)
nexRadio0.value = False
assert not nexRadio0.value
time.sleep(1)
nexSerial.close()
def test_qrcode(port):
nexSerial = PySerialNex(port)
nexSerial.init()
nexPage = NexPage(nexSerial, "pg_qr", pid=9)
nexQRcode = NexQRcode(nexSerial, "qr0", cid=1)
nexText = NexText(nexSerial, "t1", cid=3)
nexPage.show()
time.sleep(1)
text = "Hello"
nexQRcode.text = text
nexText.text = text
time.sleep(2)
# text = "https://github.com/py3-nextion/pynextion"
text = "http://bit.ly/2QRZsuV"
nexText.text = text
# nexQRcode.textmaxlength = len(text)
# nexQRcode.textmaxlength = 50
# time.sleep(1)
nexQRcode.text = text
assert nexText.text == text
assert nexQRcode.text == text
nexSerial.close()
def test_gauge(port):
nexSerial = PySerialNex(port)
initialized = nexSerial.init()
assert initialized
nexPage = NexPage(nexSerial, "pg_gauge", pid=10)
nexGauge = NexGauge(nexSerial, "z0", cid=3)
nexPage.show()
nexGauge.backcolor = NamedColor.WHITE
nexGauge.forecolor = NamedColor.RED
nexGauge.width = 3 # 0-5
# nexGauge.pointer.width = 3 # 0-5
# for angle in range(30, 360 + 30, 30)
# time.sleep(1)
# nexGauge.value = angle
for angle in range(0, 360 + 6, 6):
time.sleep(0.1)
nexGauge.value = (angle + 90) % 360
time.sleep(1)
assert nexGauge.value == 90
nexSerial.close()
def test_raw(port):
nexserial = PySerialNex(port)
# nexserial.write("page 0")
nexserial.write("page page1")
print(nexserial.read_all())
nexserial.write("get page")
time.sleep(0.1)
print(nexserial.read_all())
nexserial.close()
def test_NexPicture(port):
nexSerial = PySerialNex(port)
nexPicture = NexPicture(nexSerial, "p0", cid=1)
nexSerial.send("page pg_pic")
for i in range(1, 5):
time.sleep(1)
# nexPicture.picture = i
nexPicture.picture = Picture(i)
# assert nexPicture.picture == Picture(i) # ToDo
nexSerial.close()
def test_NexScrollText(port):
nexSerial = PySerialNex(port)
# nexSerial.write("page pg_scroll")
nexPage = NexPage(nexSerial, "pg_scroll", pid=5)
nexPage.show()
nexScrollText = NexScrollText(nexSerial, "g0", pid=1)
msg = "Hello Nextion!"
nexScrollText.text = msg
assert nexScrollText.text == msg
time.sleep(10)
nexSerial.close()
def test_raw(port):
nexserial = PySerialNex(port)
# nexSerial.init()
# nexserial.write("bkcmd=3")
# nexserial.write("page 0")
nexserial.write("page page1")
print(nexserial.read_all())
nexserial.write("sendme")
time.sleep(0.1)
print(nexserial.read_all())
nexserial.close()
def test_number(port):
nexSerial = PySerialNex(port)
nexSerial.init()
nexPage = NexPage(nexSerial, "pg_num", pid=7)
nexNumber = NexNumber(nexSerial, "n0", cid=1)
nexPage.show()
time.sleep(1)
nexNumber.value = 1
time.sleep(1)
n = 2
nexNumber.value = n
nexNumber.backcolor = NamedColor.RED
nexNumber.forecolor = NamedColor.WHITE
time.sleep(1)
assert nexNumber.value == n
time.sleep(1)
nexNumber.value = 3
nexNumber.backcolor = NamedColor.WHITE
nexNumber.forecolor = sign_color(n)
time.sleep(1)
n = -2
nexNumber.value = n
nexNumber.forecolor = sign_color(n)
time.sleep(1)
assert nexNumber.value == n
min_val, max_val = limits(True, 32)
n = max_val
nexNumber.value = n
nexNumber.forecolor = sign_color(n)
time.sleep(1)
assert nexNumber.value == n
n = min_val + 1 # display only "-" is n = min_val
nexNumber.value = n
nexNumber.forecolor = sign_color(n)
time.sleep(1)
assert nexNumber.value == n
nexSerial.close()
def test_picture(port):
nexSerial = PySerialNex(port)
nexSerial.init()
nexPage = NexPage(nexSerial, "pg_pic", pid=3)
nexPicture = NexPicture(nexSerial, "p0", cid=1)
nexPage.show()
for i in range(1, 8):
time.sleep(1)
# nexPicture.picture = i
nexPicture.picture = Picture(i)
# assert nexPicture.picture == Picture(i) # ToDo
nexSerial.close()
def test_text(port):
nexSerial = PySerialNex(port)
print("Init")
nexSerial.init()
nexPage = nexSerial.components.hook_page("pg_text", pid=2)
assert len(list(nexSerial.components.pages)) == 1
nexText = nexPage.hook_widget(NexText, "t1", cid=1)
assert len(list(nexPage.widgets)) == 1
nexPage.show()
time.sleep(1)
msg = "H. by code" # Hook
nexText.text = msg
nexSerial.close()
def test_NexNumber(port):
nexSerial = PySerialNex(port)
nexNumber = NexNumber(nexSerial, "n0", cid=1)
nexSerial.send("page pg_num")
time.sleep(1)
nexNumber.value = 1
time.sleep(1)
nexNumber.value = 2
nexNumber.backcolor = Colour.RED
nexNumber.forecolor = Colour.WHITE
time.sleep(1)
assert nexNumber.value == 2
time.sleep(1)
nexNumber.value = 3
nexNumber.backcolor = Colour.WHITE
nexNumber.forecolor = Colour.RED
time.sleep(1)
"""
n = typemax(Int32)
# how to get max and min val of C integers (from Python)
# see also https://stackoverflow.com/questions/9860588/maximum-value-for-long-integer/9860812
nexNumber.value = n
time.sleep(1)
assert nexNumber.value == n
"""
"""
n = typemin(Int32)
nexNumber.value = n
time.sleep(1)
assert nexNumber.value == n
"""
n = -2
nexNumber.value = n
time.sleep(1)
assert nexNumber.value == n
nexSerial.close()
def test_text(port):
nexSerial = PySerialNex(port)
print("Init")
nexSerial.init()
pages = [
{
"pid": 2,
"name": "pg_text",
"components": [
{
"type": "Text",
"cid": 2,
"name": "t0"
},
{
"type": "Text",
"cid": 3,
"name": "t1"
},
{
"type": "Text",
"cid": 1,
"name": "t2"
}
]
}
]
nexSerial.components.read_list(pages)
nexPage = nexSerial.components.page(name="pg_text")
nexPage.show()
time.sleep(1)
nexText = nexPage.widget(name="t1")
msg = "H. by data" # Hook
nexText.text = msg
nexSerial.close()
def test_button(port, delay):
nexSerial = PySerialNex(port)
nexSerial.init()
nexPage = NexPage(nexSerial, "pg_but", pid=8)
nexButtonEnter = NexButton(nexSerial, "b2", cid=4)
nexButtonEnter.callback = callback
# button.when_pressed = callback_when_pressed
# button.when_released = callback_when_released
nexPage.show()
dt_start = datetime.datetime.utcnow()
while True:
nexSerial.poll()
if datetime.datetime.utcnow() - dt_start > datetime.timedelta(seconds=delay):
break
time.sleep(0.2)
nexSerial.close()
def test_pages(port):
nexSerial = PySerialNex(port)
nexButtonPlus = NexButton(nexSerial, "b0", cid=1)
nexNumber0 = NexNumber(nexSerial, "n0", cid=2)
nexButtonMinus = NexButton(nexSerial, "b1", cid=3)
nexButtonEnter = NexButton(nexSerial, "b2", cid=4) # noqa: F841
nexSerial.send("page pg_but")
nexButtonPlus.backcolor = Colour.GREEN
nexButtonMinus.backcolor = Colour.RED
# nexNumber0.value = value
value = nexNumber0.value
while True:
time.sleep(0.2)
new_value = nexNumber0.value
if new_value != value:
value = new_value
print(value)
nexSerial.close()
def test_gauge(port):
nexSerial = PySerialNex(port)
nexGauge = NexGauge(nexSerial, "z0", cid=3)
nexGauge.backcolor = Colour.WHITE
nexGauge.forecolor = Colour.RED
nexGauge.width = 3 # 0-5
# nexGauge.pointer.width = 3 # 0-5
# for angle in range(30, 360 + 30, 30)
# time.sleep(1)
# nexGauge.value = angle
for angle in range(0, 360 + 6, 6):
time.sleep(0.1)
nexGauge.value = (angle + 90) % 360
time.sleep(1)
assert nexGauge.value == 90
nexSerial.close()
def test_pages(port):
nexserial = PySerialNex(port)
nexpages = []
pages_nb = 22
for i in range(pages_nb):
print(i)
page = NexPage(nexserial, "page%d" % i, i)
nexpages.append(page)
for page in nexpages:
print(page.show())
time.sleep(0.5)
page = nexpages[0]
page.show()
time.sleep(2)
assert nexserial.current_page == page.pid
assert nexpages[0].ishown()
assert not nexpages[1].ishown()
nexserial.close()
def test_page(port):
nexserial = PySerialNex(port)
nexserial.init()
pages = ["page0", "page1"]
assert len(pages) == 2
pages = [
"page0", "page1", "pg_text", "pg_pic", "pg_var", "pg_scroll",
"pg_pbar", "pg_num", "pg_but", "pg_qr", "pg_gauge", "pg_slider",
"pg_waveform", "pg_dsb_chk_rad", "pg_hotspot", "pg_crop", "pg_timer",
"pg_num_kb", "keybdB", "pg_text_kb", "keybdC", "keydbA"
]
assert len(pages) == 22
nexpages = []
for i, name in enumerate(pages):
page = NexPage(nexserial, name, i)
nexpages.append(page)
for i, page in enumerate(nexpages):
print(page.show())
assert nexserial.current_page == i
time.sleep(0.5)
page = nexpages[0]
page.show()
time.sleep(2)
assert nexserial.current_page == page.pid
assert nexpages[0].ishown()
assert not nexpages[1].ishown()
nexserial.close()
def test_draw(port):
nexSerial = PySerialNex(port)
nexSerial.init()
nexPage = NexPage(nexSerial, "page0", pid=0)
nexPage.show()
cls(nexSerial, DEFAULT_COLOUR)
def print_several_lines(nexSerial, lcd_width=LCD_WIDTH, color1=NamedColor.WHITE, color2=NamedColor.BLACK):
def swap(x, y):
return y, x
x, y = 0, 10
w, h = lcd_width, 30
font = Font(0)
fontcolor = color1
backcolor = color2
xcenter = Alignment.Horizontal.CENTRE # NONE/LEFT/CENTRE/RIGHT
ycenter = Alignment.Vertical.CENTRE # NONE/UP/CENTRE/DOWN
sta = Background.SOLIDCOLOUR # NONE/CROPIMAGE/SOLIDCOLOUR/IMAGE/NOBACKCOLOUR
rows = [
"Hello Python!",
"",
"This is Nextion",
"",
"I'm an intelligent display",
"",
"",
"",
"https://github.com/scls19fr",
"/pynextion"
]
for row in rows:
print(nexSerial, row, x, y, w, h, font, fontcolor, backcolor, xcenter, ycenter, sta)
xstr(nexSerial, row, x, y, w, h, font, fontcolor, backcolor, xcenter, ycenter, sta)
y = y + h
fontcolor, backcolor = swap(fontcolor, backcolor)
def diagonal_line(nexSerial, lcd_width=LCD_WIDTH, lcd_height=LCD_HEIGHT):
x1, y1 = 0, 0
x2, y2 = lcd_width, lcd_height
colour = NamedColor.BLUE
line(nexSerial, x1, y1, x2, y2, colour)
def circle_frame_fill(nexSerial, lcd_width=LCD_WIDTH, lcd_height=LCD_HEIGHT, delay=1):
x = int(round(lcd_width / 2))
y = int(round(lcd_height / 2))
r = 100
colour = NamedColor.BLUE
circle(nexSerial, x, y, r, colour)
time.sleep(delay)
circle(nexSerial, x, y, r, colour, Background.SOLIDCOLOUR)
def clear_screen_color_france(nexSerial, delay=1):
cls(nexSerial, NamedColor.BLUE)
time.sleep(delay)
cls(nexSerial, NamedColor.WHITE)
time.sleep(delay)
cls(nexSerial, NamedColor.RED)
def france_flag(nexSerial, lcd_width=LCD_WIDTH, lcd_height=LCD_HEIGHT):
w, h = int(round(lcd_width / 3)), lcd_height
x1, y1 = 0, 0
y2 = h
x2 = x1 + w
colour = NamedColor.BLUE
rectangle(nexSerial, x1, y1, x2, y2, colour, Background.SOLIDCOLOUR)
x1 = x1 + 2 * w
x2 = x1 + w
colour = NamedColor.RED
rectangle(nexSerial, x1, y1, x2, y2, colour, Background.SOLIDCOLOUR)
def rectangle_frame_fill(nexSerial, lcd_width=LCD_WIDTH, lcd_height=LCD_HEIGHT):
w, h = 120, 80
x1 = int(round((lcd_width - w) / 2))
y1 = int(round((lcd_height - h) / 2))
x2 = x1 + w
y2 = y1 + h
colour = NamedColor.RED
rectangle(nexSerial, x1, y1, x2, y2, colour)
time.sleep(1)
rectangle(nexSerial, x1, y1, x2, y2, colour, Background.SOLIDCOLOUR)
def picture_example(nexSerial, lcd_width=LCD_WIDTH, lcd_height=LCD_HEIGHT, img_width=IMG_WIDTH, img_height=IMG_HEIGHT, delay=0.5):
x = int(round((lcd_width - img_width) / 2))
y = int(round((lcd_height - img_height) / 2))
for picid in range(8):
picture(nexSerial, x, y, Picture(picid))
time.sleep(delay)
cls(nexSerial)
print_several_lines(nexSerial)
time.sleep(2)
cls(nexSerial, DEFAULT_COLOUR)
diagonal_line(nexSerial)
time.sleep(2)
cls(nexSerial)
circle_frame_fill(nexSerial)
time.sleep(2)
cls(nexSerial)
clear_screen_color_france(nexSerial)
time.sleep(2)
cls(nexSerial)
france_flag(nexSerial)
time.sleep(2)
cls(nexSerial)
time.sleep(1)
rectangle_frame_fill(nexSerial)
time.sleep(2)
cls(nexSerial)
picture_example(nexSerial)
nexSerial.close()
def test_NexSlider(port):
nexSerial = PySerialNex(port)
print("Init")
nexSerial.init()
print("Create objects")
# nexText = NexText(nexSerial, "t1", pid=2, cid=1)
# nexText = NexText(nexSerial, "t1")
nexText = NexText(nexSerial, "t1", cid=1)
print("Reset")
nexSerial.reset()
time.sleep(1)
nexSerial.send("page pg_text")
time.sleep(1)
msg = "Hello"
nexText.text = msg
time.sleep(1)
assert nexText.text == msg
time.sleep(0.5)
nexText.backcolor = Colour.BLUE
nexText.text = "1"
time.sleep(0.5)
nexText.backcolor = Colour.WHITE
nexText.text = "2"
time.sleep(0.5)
nexText.backcolor = Colour.RED
nexText.text = "3"
time.sleep(0.5)
nexText.text = "Bye nexText"
time.sleep(0.5)
nexText.visible = False
nexText.backcolor = Colour.WHITE
time.sleep(2)
nexText.visible = True
time.sleep(0.5)
nexText.alignment.horizontal = Alignment.Horizontal.RIGHT
nexText.alignment.vertical = Alignment.Vertical.DOWN
nexText.forecolor = Colour.BLUE
# Change fontid from 0 to 1
nexText.font = Font(1)
# nexSerial.reset()
# time.sleep(0.5)
nexSerial.close()