def set(self, lo, hi):
"""
Set scrollbar slider's end positions.
@param lo: Low end position. A float value between 0.0 and 1.0.
@param hi: High end position. A float value between 0.0 and 1.0.
@return: None.
"""
# If scrollbar slider's both ends reached extreme position
if float(lo) <= 0.0 and float(hi) >= 1.0:
# Hide the scrollbar
self.grid_remove()
# If not scrollbar slider's both ends reached extreme position
else:
# Show the scrollbar
self.grid()
# Call super version
Scrollbar.set(self, lo, hi)
def set(self, lo, hi):
if float(lo) <= 0.0 and float(hi) >= 1.0:
self.grid_remove()
else:
self.grid()
Scrollbar.set(self, lo, hi)
'''
from tkinter import Tk
from tkinter.ttk import Style, Scrollbar
root = Tk()
style = Style()
style.theme_use('classic')
style.configure("1st.Horizontal.TScrollbar",
background="Green",
troughcolor="lightblue",
bordercolor="blue",
arrowsize=20,
borderwidth=5)
style.configure("2nd.Horizontal.TScrollbar",
background="Green",
troughcolor="lightblue",
bordercolor="blue",
arrowsize=20)
hs = Scrollbar(root, orient="horizontal", style="1st.Horizontal.TScrollbar")
hs.place(x=5, y=5, width=150)
hs.set(0.2, 0.3)
hs2 = Scrollbar(root, orient="horizontal", style="2nd.Horizontal.TScrollbar")
hs2.place(x=5, y=50, width=150)
hs2.set(0.2, 0.3)
root.mainloop()
def set(self, lo, hi):
if float(lo) <= 0.0 and float(hi) >= 1.0:
self.tk.call("grid", "remove", self)
else:
self.grid()
Scrollbar.set(self, lo, hi)
