Informatik10/tk_progress/my_progress.py

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import tkinter as tk
import tkinter.ttk as ttk
class Controller(object):
def __init__(self, app):
self.app = app
self.count = 0
self.running = False
self.interrupt = False
def run_process(self):
steps = 42
delta = 100 / steps
print("run {}".format(self.count))
self.set_running()
if self.count == steps or self.interrupt:
print(self.count)
self.finish()
return 0
else:
self.count += 1
self.app.after(1, lambda : self.app.p.step(delta))
self.app.after(50, self.run_process)
return 1
def set_interrupt(self):
self.interrupt = True
self.app.b.configure(text="Reset", command=self.set_reset)
def set_running(self):
if not self.interrupt:
self.running = True
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self.app.p_indet.start()
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self.app.b.configure(text="Abort", command=self.set_interrupt)
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else:
pass
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def set_reset(self):
self.count = 0
self.interrupt=False
self.app.pbar_var.set(0)
self.app.b.configure(text="Start", command=self.run_process)
def finish(self):
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self.running = False
self.app.p_indet.stop()
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print("finished.")
self.app.b.configure(text="Restart", command=self.set_reset)
class Application(tk.Tk):
def __init__(self):
super().__init__()
self.con = Controller(self)
self.create_control_variables()
self.create_widgets()
def create_control_variables(self):
self.pbar_var = tk.IntVar()
def create_widgets(self):
self.p = ttk.Progressbar(master=self, length="200", maximum=100, mode="determinate", variable=self.pbar_var)
self.p.grid(row=0, column=0)
self.b = ttk.Button(master=self, text="Start", command=self.con.run_process)
self.b.grid(row=1, column=0)
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self.p_indet = ttk.Progressbar(master=self, length="200", maximum=10, mode="indeterminate")
self.p_indet.grid(row=2,column=0)
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# --------------------------
# Execution
# --------------------------
if __name__ == "__main__":
app = Application()
app.mainloop()