def __init__(self,
font,
*,
elements,
location=(20, 20),
label=None,
bgcolor=DARKGREEN,
buttonwidth=25,
closebutton=True):
height = 150
spacing = 20
buttonwidth = max(
max([get_stringsize(x[0], font)[0] for x in elements]) + 4,
buttonwidth)
buttonheight = max(get_stringsize('x', font)[1], 25)
nelements = len(elements)
width = spacing + (buttonwidth + spacing) * nelements
if label is not None:
width = max(width, get_stringsize(label, font)[0] + 2 * spacing)
super().__init__(location, height, width, bgcolor=bgcolor)
x = self.location[
0] + spacing # Coordinates relative to physical display
gap = 0
if nelements > 1:
gap = ((width - 2 * spacing) -
nelements * buttonwidth) // (nelements - 1)
y = self.location[1] + self.height - buttonheight - 10
if label is not None:
Label((x, self.location[1] + 50), font=font, value=label)
for text, color in elements:
Button((x, y),
height=buttonheight,
width=buttonwidth,
font=font,
fontcolor=BLACK,
fgcolor=color,
text=text,
shape=RECTANGLE,
callback=self.back,
args=(text, ))
x += buttonwidth + gap
if closebutton:
x, y = get_stringsize('X', font)
size = max(x, y, 25)
Button(
(self.location[0] + width - (size + 1), self.location[1] + 1),
height=size,
width=size,
font=font,
fgcolor=RED,
text='X',
shape=RECTANGLE,
callback=self.back,
args=('Close', ))
def __init__(self):
height = 150
width = 220
super().__init__((20, 20), height, width, bgcolor = DARKGREEN)
y = self.height - 50
Button(self.locn(20, y), height = 30, width = 80, font = font14, fontcolor = BLACK, fgcolor = RED,
text = 'Cat', shape = RECTANGLE,
callback = self.back, args = ('Cat',))
Button(self.locn(120, y), height = 30, width = 80, font = font14, fontcolor = BLACK, fgcolor = GREEN,
text = 'Dog', shape = RECTANGLE,
callback = self.back, args = ('Dog',))
Button(self.locn(width - 26, 1), height = 25, width = 25, font = font10,
fgcolor = RED, text = 'X', shape = RECTANGLE,
callback = self.back, args = ('Close',))
def fwdbutton(x, y, cls_screen, text='Next'):
def fwd(button):
Screen.change(cls_screen)
Button((x, y),
height=30,
font=font14,
callback=fwd,
fgcolor=RED,
text=text,
shape=RECTANGLE,
width=80)
def quitbutton(x, y):
def quit(button):
Screen.shutdown()
Button((x, y),
height=30,
font=font14,
callback=quit,
fgcolor=RED,
text='Quit',
shape=RECTANGLE,
width=80)
def backbutton(x, y):
def back(button):
Screen.back()
Button((x, y),
height=30,
font=font14,
fontcolor=BLACK,
callback=back,
fgcolor=CYAN,
text='Back',
shape=RECTANGLE,
width=80)
def backbutton(self, x, y):
def back(button):
for task in self.tasks:
task.cancel()
self.tasks = []
Screen.back()
Button((x, y),
height=30,
font=font14,
fontcolor=BLACK,
callback=back,
fgcolor=CYAN,
text='Back',
shape=RECTANGLE,
width=80)
def __init__(self):
super().__init__()
# Common args for the labels
labels = { 'width' : 70,
'fontcolor' : WHITE,
'border' : 2,
'fgcolor' : RED,
'bgcolor' : (0, 40, 0),
}
# Common args for all three sliders
table = {'fontcolor' : WHITE,
'legends' : ('0', '5', '10'),
'cb_end' : self.callback,
}
btnquit = Button((390, 240), font = font14, callback = quit, fgcolor = RED,
text = 'Quit', shape = RECTANGLE, width = 80, height = 30)
self.dial1 = Dial((350, 10), fgcolor = YELLOW, border = 2, pointers = (0.9, 0.7))
self.dial2 = Dial((350, 120), fgcolor = YELLOW, border = 2, pointers = (0.9, 0.7))
self.lstlbl = []
for n in range(3):
self.lstlbl.append(Label((80 * n, 240), font = font10, **labels))
y = 5
self.slave1 = Slider((80, y), font = font10,
fgcolor = GREEN, cbe_args = ('Slave1',), cb_move = self.slave_moved, cbm_args = (1,), **table)
self.slave2 = Slider((160, y), font = font10,
fgcolor = GREEN, cbe_args = ('Slave2',), cb_move = self.slave_moved, cbm_args = (2,), **table)
master = Slider((0, y), font = font10,
fgcolor = YELLOW, cbe_args = ('Master',), cb_move = self.master_moved, value=0.5, border = 2, **table)
self.reg_task(self.thread1())
self.reg_task(self.thread2())
# On/Off toggle: enable/disable quit button and one slider
bs = ButtonList(self.cb_en_dis)
lst_en_dis = [self.slave1, btnquit]
button = bs.add_button((280, 240), font = font14, fontcolor = BLACK, height = 30, width = 90,
fgcolor = GREEN, shape = RECTANGLE, text = 'Disable', args = [True, lst_en_dis])
button = bs.add_button((280, 240), font = font14, fontcolor = BLACK, height = 30, width = 90,
fgcolor = RED, shape = RECTANGLE, text = 'Enable', args = [False, lst_en_dis])
def __init__(self):
super().__init__()
# Common args for the labels
labels = {
'width': 70,
'fontcolor': WHITE,
'border': 2,
'fgcolor': RED,
'bgcolor': (0, 40, 0),
}
# Common arguments for all three sliders
table = {
'fontcolor': WHITE,
'legends': ('0', '5', '10'),
'cb_end': self.slide_release,
}
self.led = LED((420, 0), border=2)
meter1 = Meter((320, 0),
font=font10,
legends=('0', '5', '10'),
pointercolor=YELLOW,
fgcolor=GREEN)
meter2 = Meter((360, 0),
font=font10,
legends=('0', '5', '10'),
pointercolor=YELLOW)
btnquit = Button((390, 240),
font=font14,
callback=self.quit,
fgcolor=RED,
text='Quit',
shape=RECTANGLE,
width=80,
height=30)
# Create labels
x = 230
lstlbl = []
for n in range(3):
lstlbl.append(Label((x, 40 + 60 * n), font=font10, **labels))
# Sliders
x = 10
self.slave1 = HorizSlider((x, 100),
font=font10,
fgcolor=GREEN,
cbe_args=('Slave1', ),
cb_move=self.slave_moved,
cbm_args=(lstlbl[1], ),
**table)
self.slave2 = HorizSlider((x, 160),
font=font10,
fgcolor=GREEN,
cbe_args=('Slave2', ),
cb_move=self.slave_moved,
cbm_args=(lstlbl[2], ),
**table)
master = HorizSlider((x, 40),
font=font10,
fgcolor=YELLOW,
cbe_args=('Master', ),
cb_move=self.master_moved,
slidecolor=RED,
border=2,
cbm_args=(lstlbl[0], ),
value=0.5,
**table)
# On/Off toggle: enable/disable
bs = ButtonList(self.cb_en_dis)
self.lst_en_dis = [self.slave1, btnquit]
button = bs.add_button((280, 240),
font=font14,
fontcolor=BLACK,
height=30,
width=90,
fgcolor=GREEN,
shape=RECTANGLE,
text='Disable',
args=(True, ))
button = bs.add_button((280, 240),
font=font14,
fontcolor=BLACK,
height=30,
width=90,
fgcolor=RED,
shape=RECTANGLE,
text='Enable',
args=(False, ))
# Tasks test meters
self.reg_task(self.test_meter(meter1))
self.reg_task(self.test_meter(meter2))
def fwdbutton(x, y, cls_screen, *, text='Next', args=[], kwargs={}):
def fwd(button):
Screen.change(cls_screen, args = args, kwargs = kwargs)
Button((x, y), height = 30, font = font14, callback = fwd, fgcolor = RED,
text = text, shape = RECTANGLE, width = 80)
def __init__(self):
super().__init__()
Button((390, 240),
font=font14,
callback=self.quit,
fgcolor=RED,
text='Quit',
shape=RECTANGLE,
width=80,
height=30)
self.dial = Dial((120, 0),
fgcolor=YELLOW,
border=2,
pointers=(0.9, 0.7))
k0 = Knob((0, 0),
fgcolor=GREEN,
bgcolor=(0, 0, 80),
color=(168, 63, 63),
border=2,
cb_end=self.callback,
cbe_args=['Knob1'],
cb_move=self.knob_moved,
cbm_args=(0, ))
k1 = Knob((0, 120),
fgcolor=WHITE,
border=2,
arc=pi * 1.5,
cb_end=self.callback,
cbe_args=['Knob2'],
cb_move=self.knob_moved,
cbm_args=(1, ))
# Dropdown
self.lbl_dd = Label((120, 120),
font=font14,
width=100,
border=2,
bgcolor=(0, 40, 0),
fgcolor=RED)
self.dropdown = Dropdown(
(280, 0),
font=font14,
width=100,
callback=self.cbdb,
elements=('Dog', 'Cat', 'Rat', 'Goat', 'Snake', 'Pig'))
Button((280, 70),
font=font14,
callback=self.set_dropdown,
fgcolor=BLUE,
text='Reset',
shape=RECTANGLE,
width=80,
height=30) # Test of set by value
Button((280, 120),
font=font14,
callback=self.set_bytext,
args=('Snake', ),
fgcolor=CYAN,
fontcolor=BLACK,
text='Snake',
shape=RECTANGLE,
width=80,
height=30) # test set by text
# Listbox
self.listbox = Listbox(
(370, 70),
font=font14,
width=105,
bgcolor=GREY,
fgcolor=YELLOW,
select_color=BLUE,
elements=('aardvark', 'zebra', 'armadillo', 'warthog'),
callback=self.cblb)
# On/Off toggle grey style
self.lbl_style = Label((170, 210),
font=font10,
value='Current style: grey')
bstyle = ButtonList(self.cb_style)
bstyle.add_button((170, 240),
font=font14,
fontcolor=WHITE,
height=30,
width=90,
fgcolor=RED,
shape=RECTANGLE,
text='Dim',
args=(False, ))
bstyle.add_button((170, 240),
font=font14,
fontcolor=WHITE,
height=30,
width=90,
fgcolor=GREEN,
shape=RECTANGLE,
text='Grey',
args=(True, ))
# On/Off toggle enable/disable
bs = ButtonList(self.cb_en_dis)
self.lst_en_dis = (bstyle, k0, k1, self.dropdown, self.listbox)
bs.add_button((280, 240),
font=font14,
fontcolor=BLACK,
height=30,
width=90,
fgcolor=GREEN,
shape=RECTANGLE,
text='Disable',
args=(True, ))
bs.add_button((280, 240),
font=font14,
fontcolor=BLACK,
height=30,
width=90,
fgcolor=RED,
shape=RECTANGLE,
text='Enable',
args=(False, ))
def __init__(self):
super().__init__()
# These tables contain args that differ between members of a set of related buttons
table = [
{
'fgcolor': GREEN,
'text': 'Yes',
'args': ('Oui', 2),
'fontcolor': (0, 0, 0)
},
{
'fgcolor': RED,
'text': 'No',
'args': ('Non', 2)
},
{
'fgcolor': BLUE,
'text': '???',
'args': ('Que?', 2),
'fill': False
},
{
'fgcolor': GREY,
'text': 'Rats',
'args': ('Rats', 2),
'shape': CLIPPED_RECT,
},
]
# Highlight buttons: only tabulate data that varies
table_highlight = [
{
'text': 'P',
'args': ('p', 2)
},
{
'text': 'Q',
'args': ('q', 2)
},
{
'text': 'R',
'args': ('r', 2)
},
{
'text': 'S',
'args': ('s', 2)
},
]
# A Buttonset with two entries
table_buttonset = [
{
'fgcolor': GREEN,
'shape': CLIPPED_RECT,
'text': 'Start',
'args': ('Live', 2)
},
{
'fgcolor': RED,
'shape': CLIPPED_RECT,
'text': 'Stop',
'args': ('Die', 2)
},
]
table_radiobuttons = [
{
'text': '1',
'args': ('1', 3)
},
{
'text': '2',
'args': ('2', 3)
},
{
'text': '3',
'args': ('3', 3)
},
{
'text': '4',
'args': ('4', 3)
},
]
labels = {
'width': 70,
'fontcolor': WHITE,
'border': 2,
'fgcolor': RED,
'bgcolor': (0, 40, 0),
'font': font14,
}
# Uncomment this line to see 'skeleton' style greying-out:
# Screen.tft.grey_color()
# Labels
self.lstlbl = []
for n in range(5):
self.lstlbl.append(Label((390, 40 * n), **labels))
# Button assortment
x = 0
for t in table:
Button((x, 0), font=font14, callback=self.callback, **t)
x += 70
# Highlighting buttons
x = 0
for t in table_highlight:
Button((x, 60),
fgcolor=GREY,
fontcolor=BLACK,
litcolor=WHITE,
font=font14,
callback=self.callback,
**t)
x += 70
# Start/Stop toggle
self.bs = ButtonList(self.callback)
self.bs0 = None
for t in table_buttonset: # Buttons overlay each other at same location
button = self.bs.add_button((0, 240),
font=font14,
fontcolor=BLACK,
height=30,
**t)
if self.bs0 is None: # Save for reset button callback
self.bs0 = button
# Radio buttons
x = 0
self.rb = RadioButtons(BLUE, self.callback) # color of selected button
self.rb0 = None
for t in table_radiobuttons:
button = self.rb.add_button((x, 140),
font=font14,
fontcolor=WHITE,
fgcolor=(0, 0, 90),
height=40,
width=40,
**t)
if self.rb0 is None: # Save for reset button callback
self.rb0 = button
x += 60
# Checkbox
self.cb1 = Checkbox((340, 0), callback=self.cbcb, args=(0, ))
self.cb2 = Checkbox((340, 40),
fillcolor=RED,
callback=self.cbcb,
args=(1, ))
# Reset button
self.lbl_reset = Label((200, 220),
font=font10,
value='Reset also responds to long press')
self.btn_reset = Button((300, 240),
font=font14,
height=30,
width=80,
fgcolor=BLUE,
shape=RECTANGLE,
text='Reset',
fill=True,
callback=self.cbreset,
args=(4, ),
onrelease=False,
lp_callback=self.callback,
lp_args=('long', 4))
# Quit
self.btn_quit = Button((390, 240),
font=font14,
height=30,
width=80,
fgcolor=RED,
shape=RECTANGLE,
text='Quit',
callback=self.quit)
# Enable/Disable toggle
self.bs_en = ButtonList(self.cb_en_dis)
self.tup_en_dis = (self.cb1, self.cb2, self.rb, self.bs
) # Items affected by enable/disable button
self.bs_en.add_button((200, 240),
font=font14,
fontcolor=BLACK,
height=30,
width=90,
fgcolor=GREEN,
shape=RECTANGLE,
text='Disable',
args=(True, ))
self.bs_en.add_button((200, 240),
font=font14,
fontcolor=BLACK,
height=30,
width=90,
fgcolor=RED,
shape=RECTANGLE,
text='Enable',
args=(False, ))
def refreshbutton(x, y, curvelist):
def refresh(button):
for curve in curvelist:
curve.show()
return Button((x, y), height = 30, font = font14, fontcolor = BLACK, callback = refresh,
fgcolor = GREEN, text = 'Refresh', shape = RECTANGLE, width = 80)
def clearbutton(x, y, graph):
def clear(button):
graph.clear()
return Button((x, y), height = 30, font = font14, fontcolor = BLACK, callback = clear,
fgcolor = GREEN, text = 'Clear', shape = RECTANGLE, width = 80)
def fwdbutton(x, y, screen, text='Next'):
def fwd(button, screen):
Screen.change(screen)
return Button((x, y), height = 30, font = font14, callback = fwd, args = [screen], fgcolor = RED,
text = text, shape = RECTANGLE, width = 80)
