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# ProgressBar examples.
from ocempgui.widgets import *
from ocempgui.widgets.Constants import *
def _update_bar (bar, button):
if bar.value == 0:
while bar.value < 100:
bar.increase ()
button.text = "Clean the progressbar"
else:
while bar.value > 0:
bar.decrease ()
button.text = "Fill the progressbar"
def _update_text (bar):
bar.text = "%.2f" % bar.value + "%"
def _create_vframe (text):
frame = VFrame (Label (text))
frame.spacing = 5
frame.align = ALIGN_LEFT
return frame
def create_progressbar_view ():
table = Table (1, 3)
table.spacing = 5
# Create and display a simple ProgressBar.
frame = _create_vframe ("ProgressBar")
progress = ProgressBar ()
progress.step = 0.5
# Create a button to start filling.
btn = Button ("#Fill the ProgressBar")
btn.connect_signal ("clicked", _update_bar, progress, btn)
frame.add_child (progress, btn)
table.add_child (0, 0, frame)
# ProgressBar with text.
frame = _create_vframe ("Progressbar with text")
progress = ProgressBar ()
progress.text = "0.00%"
progress.step = 0.5
progress.connect_signal (SIG_VALCHANGED, _update_text, progress)
# Create a button to start filling.
btn = Button ("Fill the ProgressBar")
btn.connect_signal ("clicked", _update_bar, progress, btn)
frame.add_child (progress, btn)
table.add_child (0, 1, frame)
# Insensitive progressbar.
frame = _create_vframe ("Insensitive Progressbar")
progress = ProgressBar ()
progress.value = 50.0
progress.text = "50.00%"
progress.sensitive = False
frame.add_child (progress)
table.add_child (0, 2, frame)
return table
if __name__ == "__main__":
# Initialize the drawing window.
re = Renderer ()
re.create_screen (450, 150)
re.title = "ProgressBar examples"
re.color = (234, 228, 223)
re.add_widget (create_progressbar_view ())
# Start the main rendering loop.
re.start ()
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