mirror of
https://github.com/noDRM/DeDRM_tools.git
synced 2024-11-05 13:36:10 +06:00
76 lines
2.9 KiB
Python
76 lines
2.9 KiB
Python
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import sys
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import Tkinter
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import Tkconstants
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class ActivityBar(Tkinter.Frame):
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def __init__(self, master, length=300, height=20, barwidth=15, interval=50, bg='white', fillcolor='orchid1',\
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bd=2, relief=Tkconstants.GROOVE, *args, **kw):
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Tkinter.Frame.__init__(self, master, bg=bg, width=length, height=height, *args, **kw)
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self._master = master
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self._interval = interval
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self._maximum = length
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self._startx = 0
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self._barwidth = barwidth
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self._bardiv = length / barwidth
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if self._bardiv < 10:
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self._bardiv = 10
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stopx = self._startx + self._barwidth
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if stopx > self._maximum:
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stopx = self._maximum
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# self._canv = Tkinter.Canvas(self, bg=self['bg'], width=self['width'], height=self['height'],\
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# highlightthickness=0, relief='flat', bd=0)
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self._canv = Tkinter.Canvas(self, bg=self['bg'], width=self['width'], height=self['height'],\
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highlightthickness=0, relief=relief, bd=bd)
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self._canv.pack(fill='both', expand=1)
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self._rect = self._canv.create_rectangle(0, 0, self._canv.winfo_reqwidth(), self._canv.winfo_reqheight(), fill=fillcolor, width=0)
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self._set()
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self.bind('<Configure>', self._update_coords)
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self._running = False
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def _update_coords(self, event):
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'''Updates the position of the rectangle inside the canvas when the size of
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the widget gets changed.'''
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# looks like we have to call update_idletasks() twice to make sure
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# to get the results we expect
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self._canv.update_idletasks()
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self._maximum = self._canv.winfo_width()
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self._startx = 0
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self._barwidth = self._maximum / self._bardiv
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if self._barwidth < 2:
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self._barwidth = 2
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stopx = self._startx + self._barwidth
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if stopx > self._maximum:
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stopx = self._maximum
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self._canv.coords(self._rect, 0, 0, stopx, self._canv.winfo_height())
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self._canv.update_idletasks()
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def _set(self):
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if self._startx < 0:
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self._startx = 0
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if self._startx > self._maximum:
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self._startx = self._startx % self._maximum
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stopx = self._startx + self._barwidth
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if stopx > self._maximum:
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stopx = self._maximum
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self._canv.coords(self._rect, self._startx, 0, stopx, self._canv.winfo_height())
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self._canv.update_idletasks()
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def start(self):
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self._running = True
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self.after(self._interval, self._step)
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def stop(self):
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self._running = False
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self._set()
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def _step(self):
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if self._running:
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stepsize = self._barwidth / 4
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if stepsize < 2:
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stepsize = 2
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self._startx += stepsize
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self._set()
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self.after(self._interval, self._step)
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