meditor/icon_theme.py at master · liuyug/meditor · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
#!/usr/bin/python3

import os
import re
import argparse
import os.path
import configparser
import xml.etree.ElementTree as etree

standard_icons_dir = [
    '/usr/share/icons',
    '/usr/local/share/icons',
    '%s/.icons' % os.path.expanduser('~'),
    '%s/.local/share/icons' % os.path.expanduser('~'),
]


def collect_iconames(source_dir):
    icon_names = []
    regex_iconame = re.compile(r'QIcon\.fromTheme\((\'|\")([\w\-]+)\1')
    for root_dir, dirs, files in os.walk(source_dir):
        for filename in files:
            name, ext = os.path.splitext(filename)
            if ext != '.py':
                continue
            with open(os.path.join(root_dir, filename)) as f:
                for mo in regex_iconame.finditer(f.read()):
                    icon_names.append(mo.group(2))
    return icon_names


def create_qrc(themes, cur_theme, qrc_file, added_icons=None):
    if cur_theme not in themes:
        print('Do not find theme: %s', cur_theme)
        return
    tree = etree.Element('RCC', version='1.0')
    element_qresource = etree.SubElement(tree, 'qresource', prefix='icons/embed_qrc')
    element = etree.SubElement(element_qresource, 'file', alias='index.theme')
    element.text = 'index.theme'

    theme_inherits = [cur_theme]
    theme_icon_directories = set()

    theme_cfg = configparser.ConfigParser()
    theme_cfg.optionxform = str
    theme_cfg.add_section('Icon Theme')

    index = 0
    while index < len(theme_inherits):
        theme_name = theme_inherits[index]
        print('add searching directory: %s' % themes[theme_name])

        index_theme = os.path.join(themes[theme_name], 'index.theme')
        cfg = configparser.ConfigParser()
        cfg.optionxform = str
        cfg.read(index_theme)
        if index == 0:
            # theme_cfg.set('Icon Theme', 'Name', 'embed_qrc')
            # theme_cfg.set('Icon Theme', 'Comment', 'embed qt resource')
            name = cfg.get('Icon Theme', 'Name', fallback='')
            comment = cfg.get('Icon Theme', 'Comment', fallback='')
            theme_cfg.set('Icon Theme', 'Name', name)
            theme_cfg.set('Icon Theme', 'Comment', comment)

        icon_directories = set(cfg.get('Icon Theme', 'Directories').strip(',').split(','))
        theme_icon_directories |= icon_directories

        # add all sections except "Icon Theme"
        items_dict = dict(cfg.items())
        del items_dict['Icon Theme']
        theme_cfg.read_dict(items_dict)

        inherits = cfg.get('Icon Theme', 'Inherits', fallback=None)
        if inherits:
            for inherit in inherits.strip(',').split(','):
                if inherit in themes and inherit not in theme_inherits:
                    theme_inherits.append(inherit)
        index += 1

    if added_icons:
        require_icons = set(added_icons)
    else:
        require_icons = None
    for theme_name in theme_inherits:
        if not require_icons:
            break
        theme_dir = themes[theme_name]
        print('search directory "%s" ...' % theme_dir)
        current_icons = set()
        for root_dir, dirs, files in os.walk(theme_dir):
            root_alias = root_dir[len(theme_dir) + 1:]
            for f in files:
                icon_name, ext = os.path.splitext(f)
                if ext in ['.png', '.svg']:
                    if icon_name not in require_icons:
                        continue
                    print('add icon:', icon_name, ext, root_alias)
                    current_icons.add(icon_name)
                    element = etree.SubElement(
                        element_qresource, 'file', alias=os.path.join(root_alias, f))
                    element.text = os.path.relpath(os.path.join(root_dir, f))
        require_icons -= current_icons
    print('missing icon:', require_icons)

    theme_cfg.set('Icon Theme', 'Directories', ','.join(theme_icon_directories))
    with open('index.theme', 'w') as f:
        theme_cfg.write(f)
    with open(qrc_file, 'w') as f:
        f.write('<!DOCTYPE RCC>\n')
        f.write(etree.tostring(tree, encoding='unicode'))


def main():
    parser = argparse.ArgumentParser(description='Qt Resource for Tango Theme')
    parser.add_argument('-L', '--list', action='store_true', help='Linux system icon Themes')
    qrc = parser.add_argument_group('create theme QT resource')
    qrc.add_argument('--theme', help='use icon theme')
    qrc.add_argument('--source', help='python source code directory.')
    qrc.add_argument('--qrc', help='output QT qrc file')

    args = parser.parse_args()

    # all themes
    # themes = {[theme name] = theme_dir, ...}
    themes = {}
    for prefix in standard_icons_dir:
        if not os.path.exists(prefix):
            continue
        for theme in os.listdir(prefix):
            themes[theme] = os.path.join(prefix, theme)

    if args.list:
        for t in sorted(list(themes.keys())):
            print('%s : %s' % (t, themes[t]))
    elif args.qrc and args.theme and args.source:
        icon_names = collect_iconames(args.source)
        create_qrc(themes, args.theme, args.qrc, icon_names)
    else:
        parser.print_help()


if __name__ == '__main__':
    main()