ref: 02e6003fc87ca7ace27beef200813426dd954852
dir: /sys/lib/python/lib-tk/ScrolledText.py/
# A ScrolledText widget feels like a text widget but also has a # vertical scroll bar on its right. (Later, options may be added to # add a horizontal bar as well, to make the bars disappear # automatically when not needed, to move them to the other side of the # window, etc.) # # Configuration options are passed to the Text widget. # A Frame widget is inserted between the master and the text, to hold # the Scrollbar widget. # Most methods calls are inherited from the Text widget; Pack methods # are redirected to the Frame widget however. from Tkinter import * from Tkinter import _cnfmerge class ScrolledText(Text): def __init__(self, master=None, cnf=None, **kw): if cnf is None: cnf = {} if kw: cnf = _cnfmerge((cnf, kw)) fcnf = {} for k in cnf.keys(): if type(k) == ClassType or k == 'name': fcnf[k] = cnf[k] del cnf[k] self.frame = Frame(master, **fcnf) self.vbar = Scrollbar(self.frame, name='vbar') self.vbar.pack(side=RIGHT, fill=Y) cnf['name'] = 'text' Text.__init__(self, self.frame, **cnf) self.pack(side=LEFT, fill=BOTH, expand=1) self['yscrollcommand'] = self.vbar.set self.vbar['command'] = self.yview # Copy geometry methods of self.frame -- hack! methods = Pack.__dict__.keys() methods = methods + Grid.__dict__.keys() methods = methods + Place.__dict__.keys() for m in methods: if m[0] != '_' and m != 'config' and m != 'configure': setattr(self, m, getattr(self.frame, m))