class BaseScreen(Screen):
def __init__(self):
super().__init__()
Label((0, 0), font=font14, value='Dialog box demonstration.')
Label((0, 100),
font=font10,
value='User written and gdialog generated')
self.lbl_result = Label((10, 50),
font=font10,
fontcolor=WHITE,
width=70,
border=2,
fgcolor=RED,
bgcolor=DARKGREEN)
# User written dialog
fwdbutton(195, 242, UserDialogBox, text='User')
# Dialog built using gdialog.py DialogBox
dialog_elements = (('Yes', GREEN), ('No', RED), ('Foo', YELLOW))
fwdbutton(0,
242,
DialogBox,
text='Gen',
args=(font14, ),
kwargs={
'elements': dialog_elements,
'label': 'Test dialog'
})
quitbutton(390, 242)
def on_open(self):
self.lbl_result.value(Aperture.value())
class KnobScreen(Screen):
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, ))
# CALLBACKS
# cb_end occurs when user stops touching the control
def callback(self, knob, control_name):
print('{} returned {}'.format(control_name, knob.value()))
def knob_moved(self, knob, pointer):
val = knob.value() # range 0..1
self.dial.value(2 * (val - 0.5) * pi, pointer)
def quit(self, button):
Screen.shutdown()
def cb_en_dis(self, button, disable):
for item in self.lst_en_dis:
item.greyed_out(disable)
def cb_style(self, button, desaturate):
self.lbl_style.value(''.join(
('Current style: ', 'grey' if desaturate else 'dim')))
Screen.set_grey_style(desaturate=desaturate)
def cbdb(self, dropdown):
self.lbl_dd.value(dropdown.textvalue())
def cblb(self, listbox):
print(listbox.textvalue())
def set_dropdown(self, button):
self.dropdown.value(0)
def set_bytext(self, button, txt):
self.dropdown.textvalue(txt)
class KnobScreen(Screen):
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,))
# CALLBACKS
# cb_end occurs when user stops touching the control
def callback(self, knob, control_name):
print('{} returned {}'.format(control_name, knob.value()))
def knob_moved(self, knob, pointer):
val = knob.value() # range 0..1
self.dial.value(2 * (val - 0.5) * pi, pointer)
def quit(self, button):
Screen.shutdown()
def cb_en_dis(self, button, disable):
for item in self.lst_en_dis:
item.greyed_out(disable)
def cb_style(self, button, desaturate):
self.lbl_style.value(''.join(('Current style: ', 'grey' if desaturate else 'dim')))
Screen.set_grey_style(desaturate = desaturate)
def cbdb(self, dropdown):
self.lbl_dd.value(dropdown.textvalue())
def cblb(self, listbox):
print(listbox.textvalue())
def set_dropdown(self, button):
self.dropdown.value(0)
def set_bytext(self, button, txt):
self.dropdown.textvalue(txt)