Source code for gramps.gui.widgets.labels

#
# Gramps - a GTK+/GNOME based genealogy program
#
# Copyright (C) 2000-2006  Donald N. Allingham
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful, 
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#

__all__ = ["LinkLabel", "EditLabel", "BasicLabel", "GenderLabel",
           "MarkupLabel", "DualMarkupLabel"]

#-------------------------------------------------------------------------
#
# Standard python modules
#
#-------------------------------------------------------------------------
import os
import cgi
from gramps.gen.const import GRAMPS_LOCALE as glocale
_ = glocale.translation.gettext
import logging
_LOG = logging.getLogger(".widgets.labels")

#-------------------------------------------------------------------------
#
# GTK/Gnome modules
#
#-------------------------------------------------------------------------
from gi.repository import GObject
from gi.repository import Gdk
from gi.repository import Gtk
from gi.repository import Pango

#-------------------------------------------------------------------------
#
# Gramps modules
#
#-------------------------------------------------------------------------
from gramps.gen.constfunc import has_display, win
from ..utils import rgb_to_hex

#-------------------------------------------------------------------------
#
# Constants
#
#-------------------------------------------------------------------------
if has_display():
    HAND_CURSOR = Gdk.Cursor.new(Gdk.CursorType.HAND2)

#-------------------------------------------------------------------------
#
# Module functions
#
#-------------------------------------------------------------------------
def realize_cb(widget):
    widget.get_window().set_cursor(HAND_CURSOR)

#-------------------------------------------------------------------------
#
# LinkLabel class
#
#-------------------------------------------------------------------------
[docs]class LinkLabel(Gtk.EventBox): def __init__(self, label, func, handle, emph=False, theme="CLASSIC"): self.theme = theme self.emph = emph GObject.GObject.__init__(self) st_cont = self.get_style_context() col = st_cont.lookup_color('link_color') if col[0]: self.color = rgb_to_hex((col[1].red, col[1].green, col[1].blue)) else: self.color = 'blue' if emph: #emphasize a link if theme == "CLASSIC": format = 'underline="single" weight="heavy" style="italic"' elif theme == "WEBPAGE": format = 'foreground="' + self.color + '" weight="heavy"' else: raise AttributeError("invalid theme: '%s'" % theme) elif emph is None: #emphasize, but not a link if theme == "CLASSIC": format = 'weight="heavy"' elif theme == "WEBPAGE": format = 'weight="heavy"' else: raise AttributeError("invalid theme: '%s'" % theme) else: #no emphasize, a link if theme == "CLASSIC": format = 'underline="single"' elif theme == "WEBPAGE": format = 'foreground="' + self.color + '"' else: raise AttributeError("invalid theme: '%s'" % theme) self.orig_text = cgi.escape(label[0]) self.gender = label[1] self.decoration = format text = '<span %s>%s</span>' % (self.decoration, self.orig_text) if func: msg = _('Click to make this person active\n' 'Right click to display the edit menu\n' 'Click Edit icon (enable in configuration dialog) to edit') self.set_tooltip_text(msg) self.label = Gtk.Label(label=text) self.label.set_use_markup(True) self.label.set_alignment(0, 0.5) hbox = Gtk.HBox() hbox.pack_start(self.label, False, False, 0) if label[1]: hbox.pack_start(GenderLabel(label[1]), False, False, 0) hbox.set_spacing(4) self.add(hbox) if func: self.connect('button-press-event', func, handle) self.connect('enter-notify-event', self.enter_text, handle) self.connect('leave-notify-event', self.leave_text, handle) self.connect('realize', realize_cb)
[docs] def set_padding(self, x, y): self.label.set_padding(x, y)
[docs] def enter_text(self, obj, event, handle): if self.emph: #emphasize a link if self.theme == "CLASSIC": format = 'foreground="' + self.color + '" underline="single" '\ 'weight="heavy" style="italic"' elif self.theme == "WEBPAGE": format = 'underline="single" foreground="' + self.color + '" '\ 'weight="heavy"' else: raise AttributeError("invalid theme: '%s'" % theme) elif self.emph is None: # no link, no change on enter_text if self.theme == "CLASSIC": format = 'weight="heavy"' elif self.theme == "WEBPAGE": format = 'weight="heavy"' else: raise AttributeError("invalid theme: '%s'" % theme) else: #no emphasize, a link if self.theme == "CLASSIC": format = 'foreground="' + self.color + '" underline="single"' elif self.theme == "WEBPAGE": format = 'underline="single" foreground="' + self.color + '"' else: raise AttributeError("invalid theme: '%s'" % theme) text = '<span %s>%s</span>' % (format, self.orig_text) self.label.set_text(text) self.label.set_use_markup(True)
[docs] def leave_text(self, obj, event, handle): text = '<span %s>%s</span>' % (self.decoration, self.orig_text) self.label.set_text(text) self.label.set_use_markup(True) #------------------------------------------------------------------------- # # EditLabel class # #-------------------------------------------------------------------------
[docs]class EditLabel(Gtk.HBox): def __init__(self, text): GObject.GObject.__init__(self) label = BasicLabel(text) self.pack_start(label, False, True, 0) self.pack_start(Gtk.Image.new_from_stock(Gtk.STOCK_EDIT, Gtk.IconSize.MENU), False) self.set_spacing(4) self.show_all() #------------------------------------------------------------------------- # # BasicLabel class # #-------------------------------------------------------------------------
[docs]class BasicLabel(Gtk.Label): def __init__(self, text, ellipsize=Pango.EllipsizeMode.NONE): GObject.GObject.__init__(self, label=text) self.set_alignment(0, 0.5) self.set_ellipsize(ellipsize) self.show() #------------------------------------------------------------------------- # # GenderLabel class # #-------------------------------------------------------------------------
[docs]class GenderLabel(Gtk.Label): def __init__(self, text): GObject.GObject.__init__(self, label=text) self.set_alignment(0, 0.5) if win(): pangoFont = Pango.FontDescription('Arial') self.modify_font(pangoFont) self.show() #------------------------------------------------------------------------- # # MarkupLabel class # #-------------------------------------------------------------------------
[docs]class MarkupLabel(Gtk.Label): def __init__(self, text, x_align=0, y_align=0.5): GObject.GObject.__init__(self, label=text) self.set_alignment(x_align, y_align) self.set_use_markup(True) self.show_all() #------------------------------------------------------------------------- # # DualMarkupLabel class # #-------------------------------------------------------------------------
[docs]class DualMarkupLabel(Gtk.HBox): def __init__(self, text, alt, x_align=0, y_align=0.5): GObject.GObject.__init__(self) label = Gtk.Label(label=text) label.set_alignment(x_align, y_align) label.set_use_markup(True) self.pack_start(label, False, False, 0) b = GenderLabel(alt) b.set_use_markup(True) self.pack_start(b, False, False, 4) self.show()