43 lines
1.9 KiB
Python
43 lines
1.9 KiB
Python
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import PySimpleGUI as sg
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"""
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Another simple table created from Input Text Elements. This demo adds the ability to "navigate" around the drawing using
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the arrow keys. The tab key works automatically, but the arrow keys are done in the code below.
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"""
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MAX_COLS = MAX_ROWS = 5
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sg.change_look_and_feel('Dark Brown 1') # No excuse for gray windows
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# Create an Excel style window layout quickly and easily using list comprehensions
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layout = [[sg.Text(' '*11)]+[sg.Text(s+ ' '*19) for s in 'ABCDE'] ] + \
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[[sg.T(r)] + [sg.Input('0', justification='r', key=(r,c)) for c in range(MAX_COLS)] for r in range(MAX_ROWS)] + \
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[[sg.Button('Table Values'), sg.Button('Exit')]]
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# Create the window and show it
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window = sg.Window('A Table Simulation', layout, default_element_size=(12,1), element_padding=(1,1), return_keyboard_events=True)
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current_cell = (0,0)
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while True: # Event Loop
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event, values = window.read()
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if event in (None, 'Exit'): # If user closed the window
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break
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current_cell = window.find_element_with_focus().Key
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r,c = current_cell
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# Process arrow keys
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if event.startswith('Down'):
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r = r + 1 * (r < MAX_ROWS-1)
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if event.startswith('Left'):
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c = c - 1 *(c > 0)
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if event.startswith('Right'):
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c = c + 1 *(c < MAX_COLS-1)
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if event.startswith('Up'):
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r = r - 1 * (r > 0)
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# if the current cell changed, set focus on new cell
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if current_cell != (r,c):
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current_cell = r,c
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window[current_cell].set_focus() # set the focus on the element moved to
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window[current_cell].update(select=True) # when setting focus, also highlight the data in the element so typing overwrites
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# if clicked button to dump the table's values
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if event == 'Table Values':
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table = [[values[(row,col)] for col in range(MAX_COLS)] for row in range(MAX_ROWS)]
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print(f'table = {table}')
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