tkform/example2.py at master · boscoh/tkform · GitHub

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#!/usr/bin/env python
# -*- coding: iso-8859-1 -*-


import os
import glob
import json

import tkform


def size_of_fnames(*fnames):
    size = 0
    for fname in fnames:
        if os.path.isdir(fname):
            sub_fnames = glob.glob(os.path.join(fname, '*'))
            size += size_of_fnames(*sub_fnames)
        else:
            size += os.path.getsize(fname)
    return size


def size_str(*fnames):
    size = size_of_fnames(*fnames)
    if size < 1E6:
        return "%.3f MB" % (size / 1E6)
    else:
        return "%.f MB" % (size / 1E6)


class ExampleForm(tkform.Form):

    def __init__(self, width=700, height=800):

        tkform.Form.__init__(self, 'Example Form', width, height)

        # add text
        self.push_text("Example with tkform to calculate filesize", 30)
        # add dividing line
        self.push_line()
        # add space between rows
        self.push_spacer()

        # add a file loading list object
        self.push_text("Params for Reorderable Lists", 16)
        self.push_file_list_param('files_and_labels', '+ files')
        self.push_dir_list_param('dirs_and_labels', '+ directory')

        self.push_spacer()
        self.push_line()

        # some text labels
        self.push_text("More Params", 16)
        self.push_labeled_param(
            'label1', 'Enter label1', 'label', width=50)
        self.push_labeled_param(
            'file2', 'Enter file2', 'default_file', load_file_text='select')
        self.push_labeled_param(
            'dir3', 'Enter dir3', 'default_dir', load_dir_text='select')
        self.push_checkbox_param('check4', '(Un)check this checkbox')
        self.push_text("Choose a radio button:")
        self.push_radio_param(
            'radio5',
            ['choice 0',
             'choice 1',
             'choice 2',
             'choice 3'])

        self.push_spacer()
        self.push_line()

        self.push_text("Output", 16)
        self.push_submit()

        # Must register the output if you want to
        # display output during the execution of your commands
        self.push_output()

    def run(self, params):
        """
        Override the command that is run when "submit" is
        pressed.
        """

        self.clear_output()

        self.print_output('\nForm parameters:\n')

        self.print_output(json.dumps(params, indent=2))
        self.print_output('\n\n')

        fnames = [e[0] for e in params['files_and_labels']]

        self.print_output('Calculating size of files:\n')
        self.print_output('%s' % fnames)
        self.print_output('\n')
        self.print_output('Size: %s' % size_str(*fnames))
        self.print_output('\n\n')

        dirs = [e[0] for e in params['dirs_and_labels']]

        self.print_output('Calculating size of directories:\n')
        self.print_output('%s' % dirs)
        self.print_output('\n')
        self.print_output('Size: %s' % size_str(*dirs))

        self.print_output('\n\n')

        # add a text link
        self.print_output('Example of link: ')
        self.print_output('Close window', tkform.exit)


ExampleForm(700, 900).mainloop()