wheresmyicon.py

theme_name = c.config.getString('theme-name') or c.config.getString('color-theme')

roots = [g.os_path_join(g.computeHomeDir(), '.leo'), g.computeLeoDir()]
theme_subs = ["themes/{theme}/Icons", "themes/{theme}", "Icons/{theme}"]
bare_subs = ["Icons", "."]  # "." for icons referred to as Icons/blah/blah.png
paths = []
for root in roots:
    for sub in theme_subs:
        paths.append(g.os_path_join(root, sub.format(theme=theme_name)))
for root in roots:
    for sub in bare_subs:
        paths.append(g.os_path_join(root, sub))
paths = [i for i in paths if g.os_path_exists(i)]

[u'/home/tbrown/.leo/themes/leo_dark_0/Icons',
 u'/home/tbrown/.leo/themes/leo_dark_0',
 u'/mnt/usr1/usr1/home/tbrown/t/Package/leo/git/leo-editor/leo/themes/leo_dark_0/Icons',
 u'/mnt/usr1/usr1/home/tbrown/t/Package/leo/git/leo-editor/leo/themes/leo_dark_0',
 u'/home/tbrown/.leo/.',
 u'/mnt/usr1/usr1/home/tbrown/t/Package/leo/git/leo-editor/leo/Icons',
 u'/mnt/usr1/usr1/home/tbrown/t/Package/leo/git/leo-editor/leo/.']

icons = [
    'box00.png', 'cleo/date_past.png', 'file_icons/file_clean.png',
    'file_icons/folder-saved-search.png'
]

found = []
for icon in icons:
    for path in paths:
        filepath = g.os_path_join(path, icon)
        if g.os_path_exists(filepath):
            found.append(filepath)
            break
found

[u'/mnt/usr1/usr1/home/tbrown/t/Package/leo/git/leo-editor/leo/themes/leo_dark_0/Icons/box00.png',
 u'/mnt/usr1/usr1/home/tbrown/t/Package/leo/git/leo-editor/leo/themes/leo_dark_0/Icons/cleo/date_past.png',
 u'/mnt/usr1/usr1/home/tbrown/t/Package/leo/git/leo-editor/leo/themes/leo_dark_0/Icons/file_icons/file_clean.png',
 u'/home/tbrown/.leo/themes/leo_dark_0/Icons/file_icons/folder-saved-search.png']