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Completely new set of materials for GUI class! Thanks Tony!!

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This commit is contained in:
MikeTheWatchGuy 2018-10-08 01:36:38 -04:00
parent ee0765c345
commit 8f7356f425
53 changed files with 1909 additions and 903 deletions
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14
ProgrammingClassExamples/1e PSG (validation and Look and Feel).py
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@ -10,11 +10,11 @@ sg.SetOptions (font = ('Arial', 10, 'bold'))
layout = [ [sg.Text('Enter a Temperature in Celcius')],
[sg.Text('Celcius', size =(8,1)), sg.InputText(size = (15,1),key = 'input')],
[sg.Text('Result', size =(8,1)), sg.InputText(size = (15,1),key = 'result')],
[sg.Text('Celcius', size =(8,1)), sg.InputText(size = (15,1),key = '_input_')],
[sg.Text('Result', size =(8,1)), sg.InputText(size = (15,1),key = '_result_')],
[sg.ReadButton('Submit', bind_return_key = True)]]
window = sg.FlexForm('Temp Converter').Layout(layout)
window = sg.Window('Temp Converter').Layout(layout)
while True:
button, value = window.Read()
@ -22,13 +22,13 @@ while True:
#catch program errors for text, floats or blank entry:
#Also validation for range [0, 50]
try:
if float(value['input']) > 50 or float(value['input']) <0:
if float(value['_input_']) > 50 or float(value['_input_']) <0:
sg.Popup('Error','Out of range')
else:
fahrenheit = round(9/5*int(value['input']) +32, 1)
window.FindElement('result').Update(fahrenheit) #put result in text box
fahrenheit = round(9/5*int(value['_input_']) +32, 1)
window.FindElement('_result_').Update(fahrenheit)
except ValueError:
sg.Popup('Error','Please try again') #display error
sg.Popup('Error','Please try again')
else:
break