本文整理汇总了Python中tkinter.Canvas.yview_moveto方法的典型用法代码示例。如果您正苦于以下问题：Python Canvas.yview_moveto方法的具体用法？Python Canvas.yview_moveto怎么用？Python Canvas.yview_moveto使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类tkinter.Canvas的用法示例。
在下文中一共展示了Canvas.yview_moveto方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: __init__
# 需要导入模块: from tkinter import Canvas [as 别名]
# 或者: from tkinter.Canvas import yview_moveto [as 别名]
def __init__(self, parent, *args, **kw):
Frame.__init__(self, parent, *args, **kw)
# create a canvas object and a vertical scrollbar for scrolling it
vscrollbar = Scrollbar(self, orient=VERTICAL)
vscrollbar.pack(fill=Y, side=RIGHT, expand=FALSE)
canvas = Canvas(self, bd=0, highlightthickness=0,
yscrollcommand=vscrollbar.set)
self._canvas = canvas
canvas.pack(side=LEFT, fill=BOTH, expand=TRUE)
vscrollbar.config(command=canvas.yview)
# reset the view
canvas.xview_moveto(0)
canvas.yview_moveto(0)
# create a frame inside the canvas which will be scrolled with it
self.interior = interior = Frame(canvas)
interior_id = canvas.create_window(0, 0, window=interior,
anchor=NW)
# track changes to the canvas and frame width and sync them,
# also updating the scrollbar
def _configure_interior(event):
# update the scrollbars to match the size of the inner frame
size = (interior.winfo_reqwidth(), interior.winfo_reqheight())
canvas.config(scrollregion="0 0 %s %s" % size)
if interior.winfo_reqwidth() != canvas.winfo_width():
# update the canvas's width to fit the inner frame
canvas.config(width=interior.winfo_reqwidth())
if interior.winfo_reqheight() != canvas.winfo_height():
# update the canvas's height to fit the inner frame
canvas.config(height=interior.winfo_reqheight())
interior.bind('<Configure>', _configure_interior)
def _configure_canvas(event):
"""
This function is called when the canvas is configured, that is on resize and so on,
"""
if interior.winfo_reqwidth() != canvas.winfo_width():
# update the inner frame's width to fill the canvas
canvas.itemconfigure(interior_id, width=canvas.winfo_width())
if interior.winfo_reqheight() != canvas.winfo_height():
# update the inner frame's height to fill the canvas
canvas.itemconfigure(interior_id, height=canvas.winfo_height())
canvas.bind('<Configure>', _configure_canvas)
return示例2: Preferences
# 需要导入模块: from tkinter import Canvas [as 别名]
# 或者: from tkinter.Canvas import yview_moveto [as 别名]
#.........这里部分代码省略.........
Label(self.frame, textvariable=self.valves[4].get_name()),
Label(self.frame, textvariable=self.valves[5].get_name()),
Label(self.frame, textvariable=self.valves[6].get_name()),
Label(self.frame, textvariable=self.valves[7].get_name())]
row = 1
for each in self.valve_label:
each.grid(row=row, column=2)
each.config(width=12, font=('Lucida Console', 30), bg='sky blue', fg='RoyalBlue4', anchor='w')
each.bind('<Button-1>', self.process_click_out)
row += 3
self.entry_field = [Entry(self.frame, text=''),
Entry(self.frame, text=''),
Entry(self.frame, text=''),
Entry(self.frame, text=''),
Entry(self.frame, text=''),
Entry(self.frame, text=''),
Entry(self.frame, text=''),
Entry(self.frame, text=''),
Entry(self.frame, text=''),
Entry(self.frame, text=''),
Entry(self.frame, text=''),
Entry(self.frame, text=''),
Entry(self.frame, text=''),
Entry(self.frame, text=''),
Entry(self.frame, text=''),
Entry(self.frame, text=''),
Entry(self.frame, text=''),
Entry(self.frame, text=''),
Entry(self.frame, text=''),
Entry(self.frame, text=''),
Entry(self.frame, text=''),
Entry(self.frame, text=''),
Entry(self.frame, text=''),
Entry(self.frame, text='')
]
row = 1
for each in self.entry_field:
each.grid(row=row, column=3)
each.config(width=12, font=('Lucida Console', 30), bg='sky blue', fg='RoyalBlue4')
each.bind('<Button-1>', self.process_click_in)
row += 1
self.action_a_label = [Label(self.frame, textvariable=self.valves[0].get_action_a()),
Label(self.frame, textvariable=self.valves[1].get_action_a()),
Label(self.frame, textvariable=self.valves[2].get_action_a()),
Label(self.frame, textvariable=self.valves[3].get_action_a()),
Label(self.frame, textvariable=self.valves[4].get_action_a()),
Label(self.frame, textvariable=self.valves[5].get_action_a()),
Label(self.frame, textvariable=self.valves[6].get_action_a()),
Label(self.frame, textvariable=self.valves[7].get_action_a())
]
row = 2
for each in self.action_a_label:
each.grid(row=row, column=2)
each.config(width=12, font=('Lucida Console', 30), bg='sky blue', fg='RoyalBlue4', anchor='w')
each.bind('<Button-1>', self.process_click_out)
row += 3
self.action_b_label = [Label(self.frame, textvariable=self.valves[0].get_action_b()),
Label(self.frame, textvariable=self.valves[1].get_action_b()),
Label(self.frame, textvariable=self.valves[2].get_action_b()),
Label(self.frame, textvariable=self.valves[3].get_action_b()),
Label(self.frame, textvariable=self.valves[4].get_action_b()),
Label(self.frame, textvariable=self.valves[5].get_action_b()),
Label(self.frame, textvariable=self.valves[6].get_action_b()),
Label(self.frame, textvariable=self.valves[7].get_action_b())
]
row = 3
for each in self.action_b_label:
each.grid(row=row, column=2)
each.config(width=12, font=('Lucida Console', 30), bg='sky blue', fg='RoyalBlue4', anchor='w')
each.bind('<Button-1>', self.process_click_out)
row += 3
self.lock()
def process_click_out(self, event):
self.canvas.configure(height=660)
self.keyboard.grid_forget()
def process_click_in(self, event):
index = 0
for each in self.entry_field:
if each == event.widget:
break
index += 1
if event.widget.cget('state') == 'normal':
self.canvas.configure(height=250)
self.keyboard.grid(row=2, column=0)
self.keyboard.set_entry(event.widget)
self.canvas.yview_moveto(index / 28)
def lock(self):
for each in self.entry_field:
each.config(state='disabled')