# gcompris - class_edit.py # # Copyright (C) 2005, 2008 Bruno Coudoin and Yves Combe # # 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 3 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, see . # import gtk import gobject from gcompris import gcompris_gettext as _ import user_list import constants # User List Management ( COLUMN_USERID, COLUMN_FIRSTNAME, COLUMN_LASTNAME, COLUMN_USER_EDITABLE ) = range(4) class ClassEdit(gtk.Window): def __init__(self, db_connect, db_cursor, class_id, class_name, teacher_name, list_class): # Create the toplevel window gtk.Window.__init__(self) self.cur = db_cursor self.con = db_connect self.class_id = class_id self.class_name = class_name self.teacher_name = teacher_name # A pointer to the user_list class # Will be called to refresh the list when edit is done self.list_class = list_class self.set_title(_("Editing a Class")) self.set_border_width(8) self.set_default_size(320, 350) if(self.class_name): frame = gtk.Frame(_("Editing class: ") + self.class_name) self.new_class = False else: frame = gtk.Frame(_("Editing a new class")) self.new_class = True # Connect the "destroy" event to close # FIXME: This makes the close code beeing called twice # because the close destroy also call close again. frame.connect("destroy", self.close) self.add(frame) # Main VBOX vbox = gtk.VBox(False, 8) vbox.set_border_width(8) frame.add(vbox) # Label and Entry for the class name table = gtk.Table(2, 2, homogeneous=False) table.set_border_width(0) table.set_row_spacings(0) table.set_col_spacings(20) vbox.pack_start(table, True, True, 0) label = gtk.Label(_('Class:')) label.set_alignment(0, 0) table.attach(label, 0, 1, 0, 1, xoptions=gtk.SHRINK, yoptions=gtk.EXPAND) self.entry_class = gtk.Entry() self.entry_class.set_max_length(20) self.entry_class.insert_text(self.class_name, position=0) table.attach(self.entry_class, 1, 2, 0, 1, xoptions=gtk.SHRINK, yoptions=gtk.EXPAND) # FIXME: How to remove the default selection # Label and Entry for the teacher name label = gtk.Label(_('Teacher:')) label.set_alignment(0, 0) table.attach(label, 0, 1, 1, 2, xoptions=gtk.SHRINK, yoptions=gtk.EXPAND) self.entry_teacher = gtk.Entry() self.entry_teacher.set_max_length(30) self.entry_teacher.insert_text(self.teacher_name, position=0) table.attach(self.entry_teacher, 1, 2, 1, 2, xoptions=gtk.SHRINK, yoptions=gtk.EXPAND) # Top message gives instructions vbox.pack_start(gtk.HSeparator(), False, False, 0) label = gtk.Label(_('Assign all the users belonging to this class')) vbox.pack_start(label, False, False, 0) vbox.pack_start(gtk.HSeparator(), False, False, 0) # Lower area hbox = gtk.HBox(False, 8) vbox.pack_start(hbox, True, True, 0) # Left list # --------- # Create the table sw = gtk.ScrolledWindow() sw.set_shadow_type(gtk.SHADOW_ETCHED_IN) sw.set_policy(gtk.POLICY_NEVER, gtk.POLICY_AUTOMATIC) # create tree model self.model_left = self.__create_model(False, class_id) # create tree view treeview = gtk.TreeView(self.model_left) treeview.set_rules_hint(True) treeview.set_search_column(COLUMN_FIRSTNAME) treeview.get_selection().set_mode(gtk.SELECTION_MULTIPLE) sw.add(treeview) # add columns to the tree view self.__add_columns(treeview) hbox.pack_start(sw, True, True, 0) # Middle Button # ------------- vbox2 = gtk.VBox(False, 8) vbox2.set_border_width(8) hbox.pack_start(vbox2, True, True, 0) button_add = gtk.Button(stock='gtk-add') button_add.connect("clicked", self.add_user, treeview) vbox2.pack_start(button_add, False, False, 0) button_delete = gtk.Button(stock='gtk-remove') vbox2.pack_start(button_delete, False, False, 0) # Right List # ---------- # Create the table sw2 = gtk.ScrolledWindow() sw2.set_shadow_type(gtk.SHADOW_ETCHED_IN) sw2.set_policy(gtk.POLICY_NEVER, gtk.POLICY_AUTOMATIC) # create tree model self.model_right = self.__create_model(True, class_id) # create tree view treeview2 = gtk.TreeView(self.model_right) treeview2.set_rules_hint(True) treeview2.set_search_column(COLUMN_FIRSTNAME) treeview2.get_selection().set_mode(gtk.SELECTION_MULTIPLE) sw2.add(treeview2) # add columns to the tree view self.__add_columns(treeview2) hbox.pack_start(sw2, True, True, 0) # Confirmation Buttons # -------------------- vbox.pack_start(gtk.HSeparator(), False, False, 0) bbox = gtk.HBox(homogeneous=False, spacing=8) button = gtk.Button(stock='gtk-ok') bbox.pack_end(button, expand=False, fill=False, padding=0) button.connect("clicked", self.ok) button = gtk.Button(stock='gtk-close') bbox.pack_end(button, expand=False, fill=False, padding=0) button.connect("clicked", self.close) vbox.pack_start(bbox, False, False, 0) # Missing callbacks button_delete.connect("clicked", self.remove_user, treeview2) # Ready GO self.show_all() # ------------------- # User Management # ------------------- # Add user in the model def add_user_in_model(self, model, user): iter = model.append() model.set (iter, COLUMN_USERID, user[COLUMN_USERID], COLUMN_FIRSTNAME, user[COLUMN_FIRSTNAME], COLUMN_LASTNAME, user[COLUMN_LASTNAME], COLUMN_USER_EDITABLE, False ) # If class_id is provided, only users in this class are inserted # If gwith = True, create a list only with the given class_id. # False, create a list only without the given class_id def __create_model(self, gwith, class_id): # Grab the user data if(gwith): self.cur.execute('SELECT user_id,firstname,lastname FROM users where class_id=? ORDER BY login', (class_id,)) else: self.cur.execute('SELECT user_id,firstname,lastname FROM users WHERE class_id!=? ORDER BY login', (class_id,)) user_data = self.cur.fetchall() model = gtk.ListStore( gobject.TYPE_INT, gobject.TYPE_STRING, gobject.TYPE_STRING, gobject.TYPE_BOOLEAN) for user in user_data: self.add_user_in_model(model, user) return model def __add_columns(self, treeview): model = treeview.get_model() # columns for first name renderer = gtk.CellRendererText() renderer.set_data("column", COLUMN_FIRSTNAME) column = gtk.TreeViewColumn(_('First Name'), renderer, text=COLUMN_FIRSTNAME, editable=COLUMN_USER_EDITABLE) column.set_sort_column_id(COLUMN_FIRSTNAME) column.set_sizing(gtk.TREE_VIEW_COLUMN_FIXED) column.set_fixed_width(constants.COLUMN_WIDTH_FIRSTNAME) treeview.append_column(column) # column for last name renderer = gtk.CellRendererText() renderer.set_data("column", COLUMN_LASTNAME) column = gtk.TreeViewColumn(_('Last Name'), renderer, text=COLUMN_LASTNAME, editable=COLUMN_USER_EDITABLE) column.set_sort_column_id(COLUMN_LASTNAME) column.set_sizing(gtk.TREE_VIEW_COLUMN_FIXED) column.set_fixed_width(constants.COLUMN_WIDTH_LASTNAME) treeview.append_column(column) # Add a user from the left list to the right list # def add_user(self, button, treeview): model = treeview.get_model() treestore, paths = treeview.get_selection().get_selected_rows() paths.reverse() if(len(paths)>0 and self.new_class): self.create_class() for path in paths: iter = treestore.get_iter(path) path = model.get_path(iter)[0] user_id = model.get_value(iter, COLUMN_USERID) user_firstname = model.get_value(iter, COLUMN_FIRSTNAME) user_lastname = model.get_value(iter, COLUMN_LASTNAME) model.remove(iter) # Add in the the right view self.add_user_in_model(self.model_right, (user_id, user_firstname, user_lastname)) # Save the change in the base self.cur.execute('UPDATE users SET class_id=? WHERE user_id=?', (self.class_id, user_id)) self.con.commit() # Remove a user from the right list to the left list # def remove_user(self, button, treeview): model = treeview.get_model() treestore, paths = treeview.get_selection().get_selected_rows() paths.reverse() for path in paths: iter = treestore.get_iter(path) path = model.get_path(iter)[0] user_id = model.get_value(iter, COLUMN_USERID) user_firstname = model.get_value(iter, COLUMN_FIRSTNAME) user_lastname = model.get_value(iter, COLUMN_LASTNAME) model.remove(iter) # Add in the the left view self.add_user_in_model(self.model_left, (user_id, user_firstname, user_lastname)) # Save the change in the base (1 Is the 'Unselected user' class) self.cur.execute('UPDATE users SET class_id=? where user_id=?', (1, user_id)) self.con.commit() # Done, can quit this dialog (without saving) # def close(self, button): self.list_class.reload(self.class_id, self.class_name, self.teacher_name) self.destroy() # Done, can quit this dialog with saving # def ok(self, button): # Tell the user he must provide enough information if(self.entry_class.get_text() == ""): dialog = gtk.MessageDialog(None, gtk.DIALOG_MODAL | gtk.DIALOG_DESTROY_WITH_PARENT, gtk.MESSAGE_INFO, gtk.BUTTONS_OK, _("You need to provide at least a name for your class")) dialog.run() dialog.destroy() return # # Now everything is correct, create the class # class_data = (self.class_id, self.entry_class.get_text(), self.entry_teacher.get_text() ) if(self.new_class): self.create_class() # Save the changes in the base self.cur.execute('UPDATE class set name=?,teacher=? where class_id=?', (self.entry_class.get_text(), self.entry_teacher.get_text(), self.class_id)); self.con.commit() # Close the dialog window now # (The close code will refresh the class_list) self.class_name = self.entry_class.get_text() self.teacher_name = self.entry_teacher.get_text() self.destroy() # # Create a class # Make the necessary checks and create the class in the base # def create_class(self): # Check the login do not exist already self.cur.execute('SELECT name FROM class WHERE name=?', (self.entry_class.get_text(),)) if(self.cur.fetchone()): dialog = gtk.MessageDialog(None, gtk.DIALOG_MODAL | gtk.DIALOG_DESTROY_WITH_PARENT, gtk.MESSAGE_INFO, gtk.BUTTONS_OK, _("There is already a class with this name")) dialog.run() dialog.destroy() return # Create its Whole group group_id = constants.get_next_group_id(self.con, self.cur) self.cur.execute('INSERT INTO groups (group_id, name, class_id, description) ' + 'VALUES ( ?, "All", ?, "All users")', (group_id, self.class_id)); class_data = (self.class_id, self.entry_class.get_text(), self.entry_teacher.get_text(), group_id ) self.cur.execute('INSERT OR REPLACE INTO class (class_id, name, teacher, wholegroup_id) ' + 'values (?, ?, ?, ?)', class_data) # No more need to create this class, it's done self.new_class = False