Source code for gramps.gui.widgets.grampletbar

#
# Gramps - a GTK+/GNOME based genealogy program
#
# Copyright (C) 2000-2007  Donald N. Allingham
# Copyright (C) 2011       Nick Hall
# Copyright (C) 2011       Gary Burton
#
# 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.
#

"""
Module that implements the gramplet bar fuctionality.
"""
from __future__ import unicode_literals

#-------------------------------------------------------------------------
#
# Set up logging
#
#-------------------------------------------------------------------------
import logging
LOG = logging.getLogger('.grampletbar')

#-------------------------------------------------------------------------
#
# Python modules
#
#-------------------------------------------------------------------------
from gramps.gen.const import GRAMPS_LOCALE as glocale
_ = glocale.translation.gettext
import time
import os
import sys
if sys.version_info[0] < 3:
    import ConfigParser as configparser
else:
    import configparser
import io

#-------------------------------------------------------------------------
#
# GNOME modules
#
#-------------------------------------------------------------------------
from gi.repository import GObject
from gi.repository import Gtk

#-------------------------------------------------------------------------
#
# Gramps modules
#
#-------------------------------------------------------------------------
from gramps.gen.const import URL_MANUAL_PAGE, VERSION_DIR
from gramps.gen.config import config
from gramps.gen.constfunc import win
from ..managedwindow import ManagedWindow
from ..display import display_help, display_url
from .grampletpane import (AVAILABLE_GRAMPLETS, 
                           GET_AVAILABLE_GRAMPLETS, 
                           GET_GRAMPLET_LIST, 
                           get_gramplet_opts, 
                           get_gramplet_options_by_name, 
                           make_requested_gramplet, 
                           GuiGramplet)
from .undoablebuffer import UndoableBuffer
from ..utils import is_right_click
from ..dialog import QuestionDialog

#-------------------------------------------------------------------------
#
# Constants
#
#-------------------------------------------------------------------------
WIKI_HELP_PAGE = URL_MANUAL_PAGE + '_-_Gramplets'
NL = "\n"

#-------------------------------------------------------------------------
#
# GrampletBar class
#
#-------------------------------------------------------------------------
[docs]class GrampletBar(Gtk.Notebook): """ A class which defines the graphical representation of the GrampletBar. """ def __init__(self, dbstate, uistate, pageview, configfile, defaults): GObject.GObject.__init__(self) self.dbstate = dbstate self.uistate = uistate self.pageview = pageview self.configfile = os.path.join(VERSION_DIR, "%s.ini" % configfile) self.defaults = defaults self.detached_gramplets = [] self.empty = False self.close_buttons = [] self.set_group_name("grampletbar") self.set_show_border(False) self.set_scrollable(True) book_button = Gtk.Button() box = Gtk.VBox() # Arrow is too small unless in a Vbox arrow = Gtk.Arrow(arrow_type=Gtk.ArrowType.DOWN, shadow_type=Gtk.ShadowType.NONE) arrow.show() box.add(arrow) box.show() book_button.add(box) book_button.set_relief(Gtk.ReliefStyle.NONE) book_button.connect('clicked', self.__button_clicked) book_button.show() self.set_action_widget(book_button, Gtk.PackType.END) self.connect('page-added', self.__page_added) self.connect('page-removed', self.__page_removed) self.connect('create-window', self.__create_window) config_settings, opts_list = self.__load(defaults) opts_list.sort(key=lambda opt: opt["page"]) for opts in opts_list: if opts["name"] in AVAILABLE_GRAMPLETS(): all_opts = get_gramplet_opts(opts["name"], opts) gramplet = make_requested_gramplet(TabGramplet, self, all_opts, self.dbstate, self.uistate) if gramplet: self.__add_tab(gramplet) if len(opts_list) == 0: self.empty = True self.__create_empty_tab() if config_settings[0]: self.show() self.set_current_page(config_settings[1]) uistate.connect('grampletbar-close-changed', self.cb_close_changed) # Connect after gramplets added to prevent making them active self.connect('switch-page', self.__switch_page) def __load(self, defaults): """ Load the gramplets from the configuration file. """ retval = [] visible = True default_page = 0 filename = self.configfile if filename and os.path.exists(filename): cp = configparser.ConfigParser() try: cp.read(filename) except: pass for sec in cp.sections(): if sec == "Bar Options": if "visible" in cp.options(sec): visible = cp.get(sec, "visible") == "True" if "page" in cp.options(sec): default_page = int(cp.get(sec, "page")) else: data = {} for opt in cp.options(sec): if opt.startswith("data["): temp = data.get("data", {}) #temp.append(cp.get(sec, opt).strip()) pos = int(opt[5:-1]) temp[pos] = cp.get(sec, opt).strip() data["data"] = temp else: data[opt] = cp.get(sec, opt).strip() if "data" in data: data["data"] = [data["data"][key] for key in sorted(data["data"].keys())] if "name" not in data: data["name"] = "Unnamed Gramplet" data["tname"] = _("Unnamed Gramplet") retval.append(data) else: # give defaults as currently known for name in defaults: if name in AVAILABLE_GRAMPLETS(): retval.append(GET_AVAILABLE_GRAMPLETS(name)) return ((visible, default_page), retval) def __save(self): """ Save the gramplet configuration. """ filename = self.configfile try: fp = io.open(filename, "w", encoding='utf-8') except IOError: LOG.warning("Failed writing '%s'; gramplets not saved" % filename) return fp.write(";; Gramplet bar configuration file" + NL) fp.write((";; Automatically created at %s" % time.strftime("%Y/%m/%d %H:%M:%S")) + NL + NL) fp.write("[Bar Options]" + NL) fp.write(("visible=%s" + NL) % self.get_property('visible')) fp.write(("page=%d" + NL) % self.get_current_page()) fp.write(NL) if self.empty: gramplet_list = [] else: gramplet_list = [self.get_nth_page(page_num) for page_num in range(self.get_n_pages())] for page_num, gramplet in enumerate(gramplet_list): opts = get_gramplet_options_by_name(gramplet.gname) if opts is not None: base_opts = opts.copy() for key in base_opts: if key in gramplet.__dict__: base_opts[key] = gramplet.__dict__[key] fp.write(("[%s]" + NL) % gramplet.gname) for key in base_opts: if key in ["content", "title", "tname", "row", "column", "page", "version", "gramps"]: # don't save continue elif key == "data": if not isinstance(base_opts["data"], (list, tuple)): fp.write(("data[0]=%s" + NL) % base_opts["data"]) else: cnt = 0 for item in base_opts["data"]: fp.write(("data[%d]=%s" + NL) % (cnt, item)) cnt += 1 else: fp.write(("%s=%s" + NL)% (key, base_opts[key])) fp.write(("page=%d" + NL) % page_num) fp.write(NL) fp.close()
[docs] def set_active(self): """ Called with the view is set as active. """ if not self.empty: gramplet = self.get_nth_page(self.get_current_page()) if gramplet and gramplet.pui: gramplet.pui.active = True if gramplet.pui.dirty: gramplet.pui.update()
[docs] def set_inactive(self): """ Called with the view is set as inactive. """ if not self.empty: gramplet = self.get_nth_page(self.get_current_page()) if gramplet and gramplet.pui: gramplet.pui.active = False
[docs] def on_delete(self): """ Called when the view is closed. """ list(map(self.__dock_gramplet, self.detached_gramplets)) if not self.empty: for page_num in range(self.get_n_pages()): gramplet = self.get_nth_page(page_num) # this is the only place where the gui runs user code directly if gramplet.pui: gramplet.pui.on_save() self.__save()
[docs] def add_gramplet(self, gname): """ Add a gramplet by name. """ if self.has_gramplet(gname): return all_opts = get_gramplet_options_by_name(gname) gramplet = make_requested_gramplet(TabGramplet, self, all_opts, self.dbstate, self.uistate) if not gramplet: LOG.warning("Problem creating '%s'", gname) return page_num = self.__add_tab(gramplet) self.set_current_page(page_num)
[docs] def remove_gramplet(self, gname): """ Remove a gramplet by name. """ for gramplet in self.detached_gramplets: if gramplet.gname == gname: self.__dock_gramplet(gramplet) self.remove_page(self.page_num(gramplet)) return for page_num in range(self.get_n_pages()): gramplet = self.get_nth_page(page_num) if gramplet.gname == gname: self.remove_page(page_num) return
[docs] def has_gramplet(self, gname): """ Return True if the GrampletBar contains the gramplet, else False. """ return gname in self.all_gramplets()
[docs] def all_gramplets(self): """ Return a list of names of all the gramplets in the GrampletBar. """ if self.empty: return self.detached_gramplets else: return [gramplet.gname for gramplet in self.get_children() + self.detached_gramplets]
[docs] def restore(self): """ Restore the GrampletBar to its default gramplets. """ list(map(self.remove_gramplet, self.all_gramplets())) list(map(self.add_gramplet, self.defaults)) self.set_current_page(0)
def __create_empty_tab(self): """ Create an empty tab to be displayed when the GrampletBar is empty. """ tab_label = Gtk.Label(label=_('Gramplet Bar')) tab_label.show() msg = _('Select the down arrow on the right corner for adding, removing or restoring gramplets.') content = Gtk.Label(label=msg) content.set_alignment(0, 0) content.set_line_wrap(True) content.set_size_request(150, -1) content.show() self.append_page(content, tab_label) return content def __add_tab(self, gramplet): """ Add a tab to the notebook for the given gramplet. """ width = min(int(self.uistate.screen_width() * 0.25), 400) height = min(int(self.uistate.screen_height() * 0.20), 400) gramplet.set_size_request(width, height) page_num = self.append_page(gramplet, Gtk.Label(label='')) return page_num def __create_tab_label(self, gramplet): """ Create a tab label consisting of a label and a close button. """ tablabel = TabLabel(gramplet, self.__delete_clicked) if hasattr(gramplet.pui, "has_data"): tablabel.set_has_data(gramplet.pui.has_data) else: # just a function; always show yes it has data tablabel.set_has_data(True) if config.get('interface.grampletbar-close'): tablabel.use_close(True) else: tablabel.use_close(False) return tablabel
[docs] def cb_close_changed(self): """ Close button preference changed. """ for gramplet in self.get_children(): tablabel = self.get_tab_label(gramplet) tablabel.use_close(config.get('interface.grampletbar-close'))
def __delete_clicked(self, button, gramplet): """ Called when the delete button is clicked. """ page_num = self.page_num(gramplet) self.remove_page(page_num) def __switch_page(self, notebook, unused, new_page): """ Called when the user has switched to a new GrampletBar page. """ old_page = notebook.get_current_page() if old_page >= 0: gramplet = self.get_nth_page(old_page) if gramplet and gramplet.pui: gramplet.pui.active = False gramplet = self.get_nth_page(new_page) if not self.empty: if gramplet and gramplet.pui: gramplet.pui.active = True if gramplet.pui.dirty: gramplet.pui.update() def __page_added(self, notebook, unused, new_page): """ Called when a new page is added to the GrampletBar. """ gramplet = self.get_nth_page(new_page) if self.empty: if isinstance(gramplet, TabGramplet): self.empty = False if new_page == 0: self.remove_page(1) else: self.remove_page(0) else: return gramplet.pane = self label = self.__create_tab_label(gramplet) self.set_tab_label(gramplet, label) self.set_tab_reorderable(gramplet, True) self.set_tab_detachable(gramplet, True) if gramplet in self.detached_gramplets: self.detached_gramplets.remove(gramplet) self.reorder_child(gramplet, gramplet.page) def __page_removed(self, notebook, unused, page_num): """ Called when a page is removed to the GrampletBar. """ if self.get_n_pages() == 0: self.empty = True self.__create_empty_tab() def __create_window(self, grampletbar, gramplet, x_pos, y_pos): """ Called when the user has switched to a new GrampletBar page. """ gramplet.page = self.page_num(gramplet) self.detached_gramplets.append(gramplet) win = DetachedWindow(grampletbar, gramplet, x_pos, y_pos) gramplet.detached_window = win return win.get_notebook() def __dock_gramplet(self, gramplet): """ Dock a detached gramplet. """ gramplet.detached_window.close() gramplet.detached_window = None def __button_clicked(self, button): """ Called when the drop-down button is clicked. """ self.menu = Gtk.Menu() menu = self.menu ag_menu = Gtk.MenuItem(label=_('Add a gramplet')) nav_type = self.pageview.navigation_type() skip = self.all_gramplets() gramplet_list = GET_GRAMPLET_LIST(nav_type, skip) gramplet_list.sort() self.__create_submenu(ag_menu, gramplet_list, self.__add_clicked) ag_menu.show() menu.append(ag_menu) if not (self.empty or config.get('interface.grampletbar-close')): rg_menu = Gtk.MenuItem(label=_('Remove a gramplet')) gramplet_list = [(gramplet.title, gramplet.gname) for gramplet in self.get_children() + self.detached_gramplets] gramplet_list.sort() self.__create_submenu(rg_menu, gramplet_list, self.__remove_clicked) rg_menu.show() menu.append(rg_menu) rd_menu = Gtk.MenuItem(label=_('Restore default gramplets')) rd_menu.connect("activate", self.__restore_clicked) rd_menu.show() menu.append(rd_menu) menu.show_all() menu.popup(None, None, cb_menu_position, button, 0, 0) def __create_submenu(self, main_menu, gramplet_list, callback_func): """ Create a submenu of the context menu. """ if main_menu: submenu = main_menu.get_submenu() submenu = Gtk.Menu() for entry in gramplet_list: item = Gtk.MenuItem(label=entry[0]) item.connect("activate", callback_func, entry[1]) item.show() submenu.append(item) main_menu.set_submenu(submenu) def __add_clicked(self, menu, gname): """ Called when a gramplet is added from the context menu. """ self.add_gramplet(gname) def __remove_clicked(self, menu, gname): """ Called when a gramplet is removed from the context menu. """ self.remove_gramplet(gname) def __restore_clicked(self, menu): """ Called when restore defaults is clicked from the context menu. """ QuestionDialog(_("Restore to defaults?"), _("The gramplet bar will be restored to contain its default " "gramplets. This action cannot be undone."), _("OK"), self.restore)
[docs] def get_config_funcs(self): """ Return a list of configuration functions. """ funcs = [] if self.empty: gramplets = [] else: gramplets = self.get_children() for gramplet in gramplets + self.detached_gramplets: gui_options = gramplet.make_gui_options() if gui_options: funcs.append(self.__build_panel(gramplet.title, gui_options)) return funcs
def __build_panel(self, title, gui_options): """ Return a configuration function that returns the title of a page in the Configure View dialog and a gtk container defining the page. """ def gramplet_panel(configdialog): return title, gui_options return gramplet_panel #------------------------------------------------------------------------- # # TabGramplet class # #-------------------------------------------------------------------------
[docs]class TabGramplet(Gtk.ScrolledWindow, GuiGramplet): """ Class that handles the plugin interfaces for the GrampletBar. """ def __init__(self, pane, dbstate, uistate, title, **kwargs): """ Internal constructor for GUI portion of a gramplet. """ GObject.GObject.__init__(self) GuiGramplet.__init__(self, pane, dbstate, uistate, title, **kwargs) self.scrolledwindow = self self.textview = Gtk.TextView() self.textview.set_editable(False) self.textview.set_wrap_mode(Gtk.WrapMode.WORD) self.buffer = UndoableBuffer() self.text_length = 0 self.textview.set_buffer(self.buffer) self.textview.connect("key-press-event", self.on_key_press_event) self.set_policy(Gtk.PolicyType.AUTOMATIC, Gtk.PolicyType.AUTOMATIC) self.add(self.textview) self.show_all() self.track = []
[docs] def get_title(self): return self.title
[docs] def get_container_widget(self): """ Return the top level container widget. """ return self #------------------------------------------------------------------------- # # DetachedWindow class # #-------------------------------------------------------------------------
[docs]class DetachedWindow(ManagedWindow): """ Class for showing a detached gramplet. """ def __init__(self, grampletbar, gramplet, x_pos, y_pos): """ Construct the window. """ self.title = gramplet.title + " " + _("Gramplet") self.grampletbar = grampletbar self.gramplet = gramplet ManagedWindow.__init__(self, gramplet.uistate, [], self.title) self.set_window(Gtk.Dialog("", gramplet.uistate.window, Gtk.DialogFlags.DESTROY_WITH_PARENT, (Gtk.STOCK_CLOSE, Gtk.ResponseType.CLOSE)), None, self.title) self.window.move(x_pos, y_pos) self.window.set_size_request(gramplet.detached_width, gramplet.detached_height) self.window.add_button(Gtk.STOCK_HELP, Gtk.ResponseType.HELP) self.window.connect('response', self.handle_response) self.notebook = Gtk.Notebook() self.notebook.set_show_tabs(False) self.notebook.set_show_border(False) self.notebook.connect('page-added', self.page_added) self.notebook.show() self.window.vbox.pack_start(self.notebook, True, True, 0) self.show()
[docs] def page_added(self, notebook, gramplet, page_num): """ Called when the gramplet is added to the notebook. This takes the focus from the help button (bug #6306). """ gramplet.grab_focus()
[docs] def handle_response(self, object, response): """ Callback for taking care of button clicks. """ if response in [Gtk.ResponseType.CLOSE, Gtk.STOCK_CLOSE]: self.close() elif response == Gtk.ResponseType.HELP: # translated name: if self.gramplet.help_url: if self.gramplet.help_url.startswith("http://"): display_url(self.gramplet.help_url) else: display_help(self.gramplet.help_url) else: display_help(WIKI_HELP_PAGE, self.gramplet.tname.replace(" ", "_"))
[docs] def get_notebook(self): """ Return the notebook. """ return self.notebook
[docs] def build_menu_names(self, obj): """ Part of the Gramps window interface. """ return (self.title, 'Gramplet')
[docs] def get_title(self): """ Returns the window title. """ return self.title
[docs] def close(self, *args): """ Dock the detached gramplet back in the GrampletBar from where it came. """ size = self.window.get_size() self.gramplet.detached_width = size[0] self.gramplet.detached_height = size[1] self.gramplet.detached_window = None self.gramplet.reparent(self.grampletbar) ManagedWindow.close(self, *args) #------------------------------------------------------------------------- # # TabLabel class # #-------------------------------------------------------------------------
class TabLabel(Gtk.HBox): """ Create a tab label consisting of a label and a close button. """ def __init__(self, gramplet, callback): Gtk.HBox.__init__(self) self.text = gramplet.title self.set_spacing(4) self.label = Gtk.Label() self.label.set_tooltip_text(gramplet.tname) self.label.show() self.closebtn = Gtk.Button() image = Gtk.Image() image.set_from_stock(Gtk.STOCK_CLOSE, Gtk.IconSize.MENU) self.closebtn.connect("clicked", callback, gramplet) self.closebtn.set_image(image) self.closebtn.set_relief(Gtk.ReliefStyle.NONE) self.pack_start(self.label, True, True, 0) self.pack_end(self.closebtn, False, False, 0) def set_has_data(self, has_data): """ Set the label to indicate if the gramplet has data. """ if has_data: self.label.set_text("<b>%s</b>" % self.text) self.label.set_use_markup(True) else: self.label.set_text(self.text) def use_close(self, use_close): """ Display the cose button according to user preference. """ if use_close: self.closebtn.show() else: self.closebtn.hide() def cb_menu_position(menu, button): """ Determine the position of the popup menu. """ ret_val, x_pos, y_pos = button.get_window().get_origin() x_pos += button.get_allocation().x y_pos += button.get_allocation().y + button.get_allocation().height return (x_pos, y_pos, False)