mirror of
https://github.com/samuelclay/NewsBlur.git
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99 lines
3 KiB
Text
99 lines
3 KiB
Text
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# This module is part of the Divmod project and is Copyright 2003 Amir Bakhtiar:
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# amir@divmod.org. This is free software; you can redistribute it and/or
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# modify it under the terms of version 2.1 of the GNU Lesser General Public
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# License as published by the Free Software Foundation.
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#
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from Tkinter import *
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class StatusBar(Frame):
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"""Courtesy of Fredrik Lundh.
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"""
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def __init__(self, master):
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Frame.__init__(self, master)
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self.label = Label(self, bd=1, relief=SUNKEN, anchor=W)
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self.label.pack(fill=X)
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def set(self, format, *args):
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self.label.config(text=format % args)
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self.label.update_idletasks()
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def clear(self):
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self.label.config(text="")
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self.label.update_idletasks()
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def log(self, text, clear=0):
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# Clear after clear seconds
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self.set('%s', text)
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if clear:
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self.label.after(clear * 1000, self.clear)
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class Command:
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"""Courtesy of Danny Yoo
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http://aspn.activestate.com/ASPN/Cookbook/Python/Recipe/66521
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"""
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def __init__(self, callback, *args, **kwargs):
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self.callback = callback
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self.args = args
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self.kwargs = kwargs
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def __call__(self):
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return apply(self.callback, self.args, self.kwargs)
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class Notebook:
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"""Courtesy of Iuri Wickert
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http://aspn.activestate.com/ASPN/Cookbook/Python/Recipe/188537
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"""
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# initialization. receives the master widget
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# reference and the notebook orientation
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def __init__(self, master, side=LEFT):
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self.active_fr = None
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self.count = 0
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self.choice = IntVar(0)
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# allows the TOP and BOTTOM
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# radiobuttons' positioning.
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if side in (TOP, BOTTOM):
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self.side = LEFT
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else:
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self.side = TOP
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# creates notebook's frames structure
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self.rb_fr = Frame(master, borderwidth=2, relief=RIDGE)
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self.rb_fr.pack(side=side, fill=BOTH)
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self.screen_fr = Frame(master, borderwidth=2, relief=RIDGE)
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self.screen_fr.pack(fill=BOTH)
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# return a master frame reference for the external frames (screens)
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def __call__(self):
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return self.screen_fr
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# add a new frame (screen) to the (bottom/left of the) notebook
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def add_screen(self, fr, title):
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b = Radiobutton(self.rb_fr, text=title, indicatoron=0, \
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variable=self.choice, value=self.count, \
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command=lambda: self.display(fr))
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b.pack(fill=BOTH, side=self.side)
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# ensures the first frame will be
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# the first selected/enabled
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if not self.active_fr:
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fr.pack(fill=BOTH, expand=1)
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self.active_fr = fr
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self.count += 1
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# hides the former active frame and shows
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# another one, keeping its reference
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def display(self, fr):
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self.active_fr.forget()
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fr.pack(fill=BOTH, expand=1)
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self.active_fr = fr
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