DemonEditor/app/ui/uicommons.py

import locale
import os
from enum import Enum, IntEnum
from functools import lru_cache
from app.settings import Settings, SettingsException, IS_DARWIN

import gi

gi.require_version("Gtk", "3.0")
gi.require_version("Gdk", "3.0")
gi.require_version("Notify", "0.7")
from gi.repository import Gtk, Gdk, Notify

# Init notify
Notify.init("DemonEditor")
# Setting mod mask for the keyboard depending on the platform.
MOD_MASK = Gdk.ModifierType.MOD2_MASK if IS_DARWIN else Gdk.ModifierType.CONTROL_MASK
# Path to *.glade files.
UI_RESOURCES_PATH = "app/ui/" if os.path.exists("app/ui/") else "/usr/share/demoneditor/app/ui/"
IS_GNOME_SESSION = int(bool(os.environ.get("GNOME_DESKTOP_SESSION_ID")))
# Translation.
TEXT_DOMAIN = "demon-editor"

try:
    settings = Settings.get_instance()
except SettingsException:
    pass
else:
    os.environ["LANGUAGE"] = settings.language
    if UI_RESOURCES_PATH == "app/ui/":
        locale.bindtextdomain(TEXT_DOMAIN, UI_RESOURCES_PATH + "lang")

    if settings.is_themes_support:
        st = Gtk.Settings().get_default()
        st.set_property("gtk-theme-name", settings.theme)
        st.set_property("gtk-icon-theme-name", settings.icon_theme)

theme = Gtk.IconTheme.get_default()
theme.append_search_path(UI_RESOURCES_PATH + "icons")

_IMAGE_MISSING = theme.load_icon("image-missing", 16, 0) if theme.lookup_icon("image-missing", 16, 0) else None
CODED_ICON = theme.load_icon("emblem-readonly", 16, 0) if theme.lookup_icon(
    "emblem-readonly", 16, 0) else _IMAGE_MISSING
LOCKED_ICON = theme.load_icon("changes-prevent-symbolic", 16, 0) if theme.lookup_icon(
    "system-lock-screen", 16, 0) else _IMAGE_MISSING
HIDE_ICON = theme.load_icon("go-jump", 16, 0) if theme.lookup_icon("go-jump", 16, 0) else _IMAGE_MISSING
TV_ICON = theme.load_icon("tv-symbolic", 16, 0) if theme.lookup_icon("tv-symbolic", 16, 0) else _IMAGE_MISSING
IPTV_ICON = theme.load_icon("emblem-shared", 16, 0) if theme.lookup_icon("emblem-shared", 16, 0) else None
EPG_ICON = theme.load_icon("gtk-index", 16, 0) if theme.lookup_icon("gtk-index", 16, 0) else None
DEFAULT_ICON = theme.load_icon("emblem-default", 16, 0) if theme.lookup_icon("emblem-default", 16, 0) else None


@lru_cache(maxsize=1)
def get_yt_icon(icon_name, size=24):
    """ Getting  YouTube icon.

        If the icon is not found in the icon themes, the "Info" icon is returned by default!
    """
    default_theme = Gtk.IconTheme.get_default()
    if default_theme.has_icon(icon_name):
        return default_theme.load_icon(icon_name, size, 0)

    n_theme = Gtk.IconTheme.new()
    import glob

    for theme_name in map(os.path.basename, filter(os.path.isdir, glob.glob("/usr/share/icons/*"))):
        n_theme.set_custom_theme(theme_name)
        if n_theme.has_icon(icon_name):
            return n_theme.load_icon(icon_name, size, 0)

    return default_theme.load_icon("info", size, 0)


def show_notification(message, timeout=10000, urgency=1):
    """ Shows notification.

        @param message: text to display
        @param timeout: milliseconds
        @param urgency: 0 - low, 1 - normal, 2 - critical
    """
    notify = Notify.Notification.new("DemonEditor", message, "demon-editor")
    notify.set_urgency(urgency)
    notify.set_timeout(timeout)
    notify.show()


class KeyboardKey(Enum):
    """ The raw(hardware) codes of the keyboard keys. """
    E = 26
    R = 27
    T = 28
    P = 33
    S = 39
    F = 41
    X = 53
    C = 54
    V = 55
    W = 25
    Z = 52
    INSERT = 118
    HOME = 110
    END = 115
    UP = 111
    DOWN = 116
    PAGE_UP = 112
    PAGE_DOWN = 117
    LEFT = 113
    RIGHT = 114
    F2 = 68
    F7 = 73
    SPACE = 65
    DELETE = 119
    BACK_SPACE = 22
    CTRL_L = 37
    CTRL_R = 105
    # Laptop codes
    HOME_KP = 79
    END_KP = 87
    PAGE_UP_KP = 81
    PAGE_DOWN_KP = 89

    @classmethod
    def value_exist(cls, value):
        return value in (val.value for val in cls.__members__.values())


# Keys for move in lists. KEY_KP_(NAME) for laptop!!!
MOVE_KEYS = (KeyboardKey.UP, KeyboardKey.PAGE_UP, KeyboardKey.DOWN, KeyboardKey.PAGE_DOWN, KeyboardKey.HOME,
             KeyboardKey.END, KeyboardKey.HOME_KP, KeyboardKey.END_KP, KeyboardKey.PAGE_UP_KP, KeyboardKey.PAGE_DOWN_KP)


class FavClickMode(IntEnum):
    """ Double click mode on the service in the bouquet(FAV) list. """
    DISABLED = 0
    STREAM = 1
    PLAY = 2
    ZAP = 3
    ZAP_PLAY = 4


class ViewTarget(Enum):
    """ Used for set target view. """
    BOUQUET = 0
    FAV = 1
    SERVICES = 2


class BqGenType(Enum):
    """  Bouquet generation type. """
    SAT = 0
    EACH_SAT = 1
    PACKAGE = 2
    EACH_PACKAGE = 3
    TYPE = 4
    EACH_TYPE = 5


class Column(IntEnum):
    """ Column nums in the views """
    # main view
    SRV_CAS_FLAGS = 0
    SRV_STANDARD = 1
    SRV_CODED = 2
    SRV_SERVICE = 3
    SRV_LOCKED = 4
    SRV_HIDE = 5
    SRV_PACKAGE = 6
    SRV_TYPE = 7
    SRV_PICON = 8
    SRV_PICON_ID = 9
    SRV_SSID = 10
    SRV_FREQ = 11
    SRV_RATE = 12
    SRV_POL = 13
    SRV_FEC = 14
    SRV_SYSTEM = 15
    SRV_POS = 16
    SRV_DATA_ID = 17
    SRV_FAV_ID = 18
    SRV_TRANSPONDER = 19
    SRV_TOOLTIP = 20
    SRV_BACKGROUND = 21
    # fav view
    FAV_NUM = 0
    FAV_CODED = 1
    FAV_SERVICE = 2
    FAV_LOCKED = 3
    FAV_HIDE = 4
    FAV_TYPE = 5
    FAV_POS = 6
    FAV_ID = 7
    FAV_PICON = 8
    FAV_TOOLTIP = 9
    FAV_BACKGROUND = 10
    # bouquets view
    BQ_NAME = 0
    BQ_LOCKED = 1
    BQ_HIDDEN = 2
    BQ_TYPE = 3

    def __index__(self):
        """ Overridden to get the index in slices directly """
        return self.value


if __name__ == "__main__":
    pass