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Code: Alles auswählen

import tkinter as tk
import xml.etree.ElementTree as ET


class codegui(tk.Tk):

    xmltree = None
    xmlroot = None
    mframe = None
    canvas = None
    vscrollbar = None

    def __init__(self, parent=None):
        tk.Tk.__init__(self, parent)
        self.parent = parent

    def test(self):
        self.xmltree = ET.parse("test.xml")
        self.xmlroot = self.xmltree.getroot()

        opt = {'background':'green'}
        self.canvas = tk.Canvas(None, opt)
        self.canvas.pack(anchor=tk.W, fill=tk.X)
        
        opt = {'background':'yellow', 'relief':tk.RAISED, 'borderwidth':'10'}
        self.mframe = tk.Frame(self.canvas, opt)
        self.mframe.pack(anchor=tk.W)

        opt = {'background':'blue'}
        self.vscrollbar = tk.Scrollbar(self.canvas, opt)
        self.vscrollbar.pack(anchor=tk.E, fill=tk.Y)
        
        self.xmlToGui(self.xmlroot)

    def dump(self):
        for e in self.slaves():
            print(type(e), e)

    def xmlToGui(self, r):
        pframes = []
        pframes.append(self.mframe)
        for event, node in ET.iterparse("test.xml", events=('start', 'end')):
            if event == 'start':
                pframes.append(self.xmlFrame(node, pframes[-1]))
            if event == 'end':
                pframes.pop()

    def xmlFrame(self, e, p=None):
        opt = {'background':'red', 'relief':tk.RAISED, 'borderwidth':'5'}
        f = tk.Frame(p, opt)
        f.pack(anchor=tk.W)
        e = tk.Label(f, text=e)
        e.pack(anchor=tk.W)
        return f

gui = codegui()
gui.test()
#gui.dump()
gui.mainloop()

Code: Alles auswählen

import tkinter as tk
from lxml import etree


def create_label_frame(parent, text):
    frame = tk.Frame(parent, background='red', relief=tk.RAISED, borderwidth=5)
    tk.Label(frame, text=text).pack(side=tk.TOP)
    return frame


class CodeGui(tk.Tk):

    def __init__(self, xml_filename):
        tk.Tk.__init__(self)
        self.xml_tree = etree.parse(xml_filename)
        self.xml_root = self.xml_tree.getroot()

        self.canvas = tk.Canvas(self, background='green')
        self.canvas.pack(side=tk.LEFT, fill=tk.BOTH, expand=True)

        self.xml_frame = tk.Frame(
            self.canvas, background='yellow', relief=tk.RAISED, borderwidth=10
        )
        self.canvas.create_window((0, 0), anchor=tk.NW, window=self.xml_frame)

        self.vscrollbar = tk.Scrollbar(
            self,
            background='blue',
            orient=tk.VERTICAL,
            command=self.canvas.yview
        )
        self.vscrollbar.pack(side=tk.LEFT, fill=tk.Y)
        self.canvas['yscrollcommand'] = self.vscrollbar.set

        self._frames_from_xml()

    def dump_slaves(self):
        for slave in self.slaves():
            print(type(slave), slave)

    def _frames_from_xml(self):
        parent_frames_stack = []
        parent_frames_stack.append(self.xml_frame)
        for event, node in etree.iterwalk(
            self.xml_root, events=('start', 'end')
        ):
            if event == 'start':
                frame = create_label_frame(parent_frames_stack[-1], str(node))
                frame.pack(side=tk.TOP)
                parent_frames_stack.append(frame)
            elif event == 'end':
                parent_frames_stack.pop()
            else:
                assert False, event
        self.update_idletasks()
        self.canvas['scrollregion'] = self.canvas.bbox(tk.ALL)


def main():
    gui = CodeGui('test.xml')
    # gui.dump_slaves()
    gui.mainloop()


if __name__ == '__main__':
    main()