Personal Computer World 2009 February/PCWFEB09.iso/Software/Resources/Chat & Communication/Digsby build 37/digsby_setup.exe/lib/gui/skin/skintree.pyo

Python Compiled Bytecode | 2008-10-13 | 12KB | 397 lines

# Source Generated with Decompyle++
# File: in.pyo (Python 2.5)

from __future__ import with_statement
SKIN_FILENAME = 'skin.yaml'
VARIANT_DIR = 'Variants'
SKIN_NAME_KEY = 'name'
VARIANT_NAME_KEY = 'variant'
alternating_keys = [
    'buddiespanel.backgrounds.buddy',
    'filetransfers.backgrounds.normal']
FONT_MULTIPLY_KEY = 'FontPlatform'
FONT_MULTIPLY = {
    'windows_mac': 4 / 3,
    'mac_windows': 3 / 4 }
__metaclass__ = type
from operator import isMappingType
from util import Storage as S
from path import path
from copy import deepcopy
import syck
import sys
import os
import wx
from wx import GetTopLevelWindows, GetApp, MessageBox, StandardPaths
from traceback import print_exc
from gui.toolbox import colorfor
from types import FunctionType
from util.merge import merge, merge_keys, tolower
from util import syck_error_message, funcinfo
from gui.skin.skintransform import transform
from gui.skin import SkinException
from peak.util.plugins import Hook
from logging import getLogger
log = getLogger('skin')
info = log.info
activeTree = None
resource_paths = [
    path('res').abspath(),
    path('res/skins/default').abspath()]

def get(dottedpath, default = sentinel):

    try:
        return lookup(activeTree, dottedpath.lower().split('.'))
    except (KeyError, TypeError):
        if default is sentinel:
            raise SkinException('not found: ' + dottedpath)
        else:
            return default
    except:
        default is sentinel
        print_exc()
        print >>sys.stderr, 'exception for "%s"' % dottedpath



def refresh_wx_tree():
    UMenu = UMenu
    import gui.uberwidgets.umenu
    skip = (UMenu,)
    for window in GetTopLevelWindows():
        window.FrozenQuick().__enter__()

        try:
            _updateskin(window, skip)
        finally:
            pass


    UMenu.CallAll(UMenu.UpdateSkin)


def _updateskin(window, skip):

    try:
        update = window.UpdateSkin
    except AttributeError:
        pass

    if not isinstance(window, skip):

        try:
            update()
        print_exc()


    for c in window.Children:
        _updateskin(c, skip)



def alternating(tree):
    SkinList = SkinList
    import gui.skin.skinobjects
    for k in alternating_keys:
        spath = k.split('.')

        try:
            val = lookup(tree, spath)
        except AttributeError:
            continue

        if isinstance(val, list):
            lookup(tree, spath[:-1])[spath[-1]] = SkinList(val)
            continue



def fontplatform(finaltree):
    skin = skin
    import gui
    platformName = platformName
    import config
    platform_aliases = {
        'win': 'windows',
        'mac': 'mac' }
    fontplatform = finaltree.get(FONT_MULTIPLY_KEY.lower(), None)
    fp = '%s_%s' % (fontplatform, platform_aliases.get(platformName))
    factor = FONT_MULTIPLY.get(fp, 1)
    log.info('new font multiply factor: %s -> %s', fp, factor)
    skin.font_multiply_factor = factor

pretransforms = [
    fontplatform]
posttransforms = [
    alternating]

def set_active(skin, variant = None, update_gui = False, callback = None):
    global activeTree
    log.info('set_active(%s, %s)', skin, variant)
    app = GetApp()
    skin = resource_paths[0] / path('skins') / skin
    if variant is not None:
        variant = skin / VARIANT_DIR / variant + '.yaml'

    skinpath = skin / SKIN_FILENAME
    default_path = resource_paths[0] / 'skins' / 'default' / SKIN_FILENAME
    paths = [
        default_path]
    if not skinpath.exists():
        log.critical('cannot find %s (%r.exists() == False, defaulting to silverblue', skin, skinpath)
        skin = resource_paths[0] / path('skins') / 'silverblue'
        skinpath = skin / SKIN_FILENAME
        variant = None

    if default_path.abspath() != skinpath.abspath():
        paths.append(skinpath)

    if variant is not None and variant.exists():
        paths.append(variant)
    else:
        log.warning('cannot find variant %s for skin %s', variant, skin)
    if not update_gui and hasattr(app, 'skin') and app.skin.paths == paths:
        log.info('skin did not change, returning')

    log.info('loading YAML from %d path(s):\n  %s', len(paths), '\n  '.join(paths))
    trees = get_skintrees(skin, paths)
    default_tree = deepcopy(trees[0])
    combined_tree = merge(*trees, **dict(keytransform = (lambda k: getattr(k, 'lower', (lambda k: k))()
)))
    if not hasattr(app, 'skin'):
        app.skin = S()

    app.skin.update(path = skinpath.parent, paths = get_image_load_paths(paths))
    for pretransform in pretransforms:
        pretransform(combined_tree)


    try:
        finaltree = transform(combined_tree)
    except Exception:
        e = None
        MessageBox('There was an error processing skin "%s":\n\n%s' % (skin, str(e)), 'Skin Error')
        print_exc()
        finaltree = transform(default_tree)

    for posttransform in posttransforms:
        posttransform(finaltree)

    activeTree = finaltree
    app.skin.update(tree = finaltree)

    def done():
        if update_gui:
            refresh_wx_tree()

        if callback is not None:
            callback()


    wx.CallAfter(done)
    return app.skin


def list_skins():
    resource_paths = sys.modules['gui.skin.skintree'].resource_paths
    skins = []
    for res in resource_paths:
        skinrootdir = res / 'skins'
        if skinrootdir.exists():
            for skindir in skinrootdir.dirs():
                if skindir.name.startswith('.'):
                    continue

                rootfile = skindir / SKIN_FILENAME
                if rootfile.exists() and skindir.name != 'default':
                    skins.append(skindesc(rootfile))
                    continue


    return skins


def get_skintrees(skin, paths):
    trees = []
    for f in paths:

        try:
            trees.append(load_skinfile(f))
        continue
        except Exception:
            e = None
            MessageBox('There was an error loading skin "%s":\n\n%s' % (skin, str(e)), 'Skin Error')
            continue



    for hook in Hook('digsby.skin.load.trees'):
        hook_trees = hook()
        if hook_trees is not None:
            trees.extend(hook_trees)
            continue
        None<EXCEPTION MATCH>Exception

    return trees


def get_image_load_paths(paths):
    image_load_paths = [ p.parent for p in paths ]
    for pathhook in Hook('digsby.skin.load.skinpaths'):
        hook_paths = pathhook()
        if hook_paths is not None:
            image_load_paths.extend(hook_paths)
            continue
        []

    return image_load_paths


def quick_name_lookup(p, **names):
    names = dict((lambda .0: for key, name in .0:
(name.lower(), key))(names.iteritems()))
    vals = { }

    try:
        f = _[2]
        s = syck.load(f)
        print type(s)
        for k, name in getattr(s, ('iteritems',), (lambda : s))():

            try:
                k = k.lower()
            except AttributeError:
                continue

            if k in names and isinstance(name, basestring):
                vals[k] = name
                if len(vals) == len(names):
                    break

            len(vals) == len(names)
    finally:
        pass

    return vals


def skindesc(rootfile):
    rootfile = path(rootfile)
    aliases = quick_name_lookup(rootfile, skin_alias = SKIN_NAME_KEY, novariant_alias = VARIANT_NAME_KEY)
    variants = []
    vardir = rootfile.parent / VARIANT_DIR
    if vardir.exists():
        for variant in vardir.files('*.yaml'):
            if variant != rootfile:
                valias = quick_name_lookup(variant, variant_alias = VARIANT_NAME_KEY).get('variant_alias', variant.namebase)
                variants.append(S(path = variant, alias = valias))
                continue


    return S(name = rootfile.parent.name, alias = aliases.get(SKIN_NAME_KEY, rootfile.parent.name), novariant_alias = aliases.get(VARIANT_NAME_KEY, _('(none)')), base = rootfile, variants = variants)


def lookup(root, pathseq):
    elem = root
    for p in pathseq:
        elem = elem[p]

    return elem


def load_skinfile(filepath):
    if not filepath.exists():
        raise ValueError('file %s does not exist' % filepath)

    return globals()['load_%s' % filepath.ext[1:]](filepath)


def load_yaml(str_or_path):
    (bytes, fpath) = getcontent(str_or_path)
    if isinstance(bytes, unicode):
        bytes = bytes.encode('utf-8')

    if not bytes:
        raise SkinException('no bytes in ' + str_or_path)

    content = load_yaml_content(bytes)

    try:
        root = syck.load(content)
    except syck.error:
        e = None
        raise SkinException(syck_error_message(e, fpath))

    return merge_keys(root)


def load_yaml_content(bytes, included_paths = None):
    if included_paths is None:
        included_paths = []

    lines = []
    for line in bytes.split('\n'):
        if line.lower().startswith('include:'):
            include_path = line[line.index(':') + 1:].strip()
            line = load_yaml_include(include_path, included_paths)

        lines.append(line)

    return '\n'.join(lines)


def load_yaml_include(incpath, included_paths):
    incpath = path(incpath).abspath()
    if incpath not in included_paths:
        bytes = load_yaml_content(incpath.bytes(), included_paths)
        included_paths += [
            incpath]
        return bytes
    else:
        return ''

from util.data_importer import zipopen
from contextlib import closing

def getcontent(str_or_path):

    try:
        if str_or_path.exists():
            return (str_or_path.bytes(), str_or_path)


        try:
            f = _[2]
            return (f.read(), str_or_path)
        finally:
            pass

    except AttributeError:
        return (str_or_path, '<String Input>')


if __name__ == '__main__':
    s = 'common:\n- &mycolor red\n\nmenu:\n  color: *mycolor\n\ncommon:\n- &mycolor blue'
    print load_yaml(s)

if __name__ == '_AFDASF':
    import wx
    a = wx.PySimpleApp()
    sys.modules['gui.skin.skintree'].resource_paths = [
        path('../../../res')]
    skins = list_skins()
    if not skins:
        sys.exit()

    set_active(skins[1])

    try:
        f = _[2]
        f.write('button:\n    color: red')
    finally:
        pass

    s = '\ninclude: test.yaml\ninclude: test.yaml\n\nButton:\n    font: Arial\n\nbutton:\n    Font: Comic Sans MS\n'