def on_delete_button_clicked(self, *args):
itr = self.trvUser.get_selection().get_selected()[1]
if not itr:
return
ins_user_base = self.lsr_user.get_value(itr, 0)
try:
self.ins_user_lg.delete_user_data(ins_user_base.int_user_id)
except:
raise
ins_database.rollback()
else:
ins_database.commit()
self.lsr_user.remove(itr)
self.on_clear_button_clicked()
pass
pass
def on_delete_button_clicked(self, *args):
itr = self.trvUser.get_selection().get_selected()[1]
if not itr:
return
ins_user_base = self.lsr_user.get_value(itr, 0)
try:
self.ins_user_lg.delete_user_data(ins_user_base.int_user_id)
except:
raise
ins_database.rollback()
else:
ins_database.commit()
self.lsr_user.remove(itr)
self.on_clear_button_clicked()
pass
pass
class UserGUI:
def __init__(self, ):
self.create_instances()
self.get_widgets()
self.connections()
self.initialise_user()
self.initialise_entry_completion()
pass
def create_instances(self, *args):
self.ins_user_db = userDB.UserDB()
self.ins_user_lg = userLG.UserLG()
pass
def get_widgets(self, *args):
# Getting the widget from glade
xml = gtk.glade.XML(os.path.join("wdwUser.glade"))
self.topUser = xml.get_widget("wdwUser")
self.trvUser = xml.get_widget("trvUser")
self.etrUserName = xml.get_widget("etrUserName")
self.etrNewPassword = xml.get_widget("etrNewPassword")
self.etrOldPassword = xml.get_widget("etrOldPassword")
self.etrConfirmPassword = xml.get_widget("etrConfirmPassword")
self.cbeUserGroup = xml.get_widget("cbeUserGroup")
self.btnAdd = xml.get_widget("btnAdd")
self.btnUpdate = xml.get_widget("btnUpdate")
self.btnDelete = xml.get_widget("btnDelete")
self.btnClear = xml.get_widget("btnClear")
self.btnClose = xml.get_widget("btnClose")
pass
def connections(self, *args):
# Describing the events
self.topUser.connect("delete_event", self.on_close_button_clicked)
self.trvUser.connect("row_activated",
self.on_user_tree_view_row_activated)
self.trvUser.connect("cursor_changed",
self.on_user_tree_view_cursor_changed)
self.etrUserName.connect("activate", self.on_user_name_entry_activate)
self.etrNewPassword.connect("activate",
self.on_user_password_entry_activate)
self.etrOldPassword.connect("activate",
self.on_user_old_password_entry_activate)
self.etrConfirmPassword.connect(
"activate", self.on_user_confirm_password_entry_activate)
self.cbeUserGroup.child.connect(
"activate", self.on_user_group_combo_box_entry_activated)
self.btnAdd.connect("clicked", self.on_add_button_clicked)
self.btnUpdate.connect("clicked", self.on_update_button_clicked)
self.btnDelete.connect("clicked", self.on_delete_button_clicked)
self.btnClear.connect("clicked", self.on_clear_button_clicked)
self.btnClose.connect("clicked", self.on_close_button_clicked)
pass
# Initialising list store to show data
def initialise_user(self, *args):
self.lsr_user = gtk.ListStore(object, str, str)
self.trvUser.set_model(self.lsr_user)
crt = gtk.CellRendererText()
crt.set_property('xalign', 0.00)
tvc = gtk.TreeViewColumn("User", crt, text=1)
tvc.set_alignment(0.5)
tvc.set_expand(False)
tvc.set_resizable(True)
self.trvUser.append_column(tvc)
tvc.set_min_width(100)
crt = gtk.CellRendererText()
crt.set_property('xalign', 0.00)
tvc = gtk.TreeViewColumn("Role", crt, text=2)
tvc.set_alignment(0.5)
tvc.set_expand(False)
tvc.set_resizable(True)
self.trvUser.append_column(tvc)
tvc.set_min_width(100)
pass
# Initialise entry completion
def initialise_entry_completion(self, *args):
self.lsr_user_group = gtk.ListStore(str)
self.cbeUserGroup.set_model(self.lsr_user_group)
cmp_user_group = gtk.EntryCompletion()
cmp_user_group.set_model(self.lsr_user_group)
self.cbeUserGroup.child.set_completion(cmp_user_group)
cmp_user_group.set_text_column(0)
pass
# Load user group data for entry completion
def load_user_group_data(self, *args):
self.lsr_user_group.clear()
lst_user_group = ["ADMIN", "ACCOUNTANT", "CASHIER"]
for str_group_name in lst_user_group:
self.dct_user_group_name[str_group_name] = None
itr = self.lsr_user_group.append()
self.lsr_user_group.set(itr, 0, str_group_name)
pass
pass
def initialise(self, *args):
self.dct_user_group_name = {}
self.lsr_user.clear()
self.on_clear_button_clicked()
self.etrUserName.grab_focus()
pass
# Show user window gui
def show_window(self, *args):
self.initialise()
self.load_user_group_data()
self.load_user_details()
self.topUser.show_all()
self.bln_hide = False
pass
def on_close_button_clicked(self, *args):
self.topUser.hide()
self.bln_hide = True
return True
def on_user_tree_view_row_activated(self, *args):
itr = self.trvUser.get_selection().get_selected()[1]
if not itr:
return
ins_user_base = self.lsr_user.get_value(itr, 0)
self.set_user_group_data_to_widgets(ins_user_base)
self.btnAdd.set_sensitive(False)
self.btnUpdate.set_sensitive(True)
self.btnDelete.set_sensitive(True)
self.etrUserName.grab_focus()
pass
def set_user_group_data_to_widgets(self, ins_user_base):
self.etrUserName.set_text(ins_user_base.str_user_name)
self.cbeUserGroup.child.set_text(ins_user_base.str_role)
pass
def on_user_tree_view_cursor_changed(self, *args):
self.on_clear_button_clicked()
pass
def on_user_name_entry_activate(self, *args):
self.etrOldPassword.grab_focus()
pass
def on_user_password_entry_activate(self, *args):
self.etrConfirmPassword.grab_focus()
pass
def on_user_old_password_entry_activate(self, *args):
self.etrNewPassword.grab_focus()
pass
def on_user_confirm_password_entry_activate(self, *args):
self.cbeUserGroup.grab_focus()
pass
def on_user_group_combo_box_entry_activated(self, *args):
if self.btnAdd.get_sensitive():
self.btnAdd.grab_focus()
pass
else:
self.btnUpdate.grab_focus()
pass
pass
def on_add_button_clicked(self, *args):
ins_user_base = userLG.UserBase()
ins_user_base = self.get_input_data(ins_user_base)
str_password = self.etrConfirmPassword.get_text()
ins_user_base.str_created_by = 'admin'
str_password = self.convert_password(str_password)
ins_user_base.str_password = self.encryption_using_cipher_key(
str_password)
try:
self.validate_input_data()
except Exception, msg:
print msg
return
itr = self.lsr_user.get_iter_root()
# Need to check whether user is already added to grid
while itr:
ins_added_user_base = self.lsr_user.get_value(itr, 0)
if ins_added_user_base.str_user_name.strip(
) == ins_user_base.str_user_name.strip():
self.trvUser.get_selection().select_iter(itr)
print 'User added'
return
itr = self.lsr_user.iter_next(itr)
pass
try:
int_user_id = self.ins_user_lg.insert_user_data(ins_user_base)
except:
ins_database.rollback()
else:
ins_database.commit()
ins_user_base.int_user_id = int_user_id
self.display_user_data_to_grid(ins_user_base)
self.on_clear_button_clicked()
pass
pass
ins_updating_user_base = self.lsr_user.get_value(itr_row, 0)
if self.lsr_user.get_path(itr) != self.lsr_user.get_path(itr_row):
if ins_updating_user_base.str_user_name.strip().upper(
) == ins_user_base.str_user_name.strip().upper():
self.trvUser.get_selection().select_iter(itr_row)
print 'User already exist'
return
pass
itr_row = self.lsr_user.iter_next(itr_row)
pass
try:
self.ins_user_lg.update_user_data(ins_user_base)
except:
raise
ins_database.rollback()
else:
ins_database.commit()
self.display_user_data_to_grid(ins_user_base, itr)
self.on_clear_button_clicked()
pass
pass
def on_delete_button_clicked(self, *args):
itr = self.trvUser.get_selection().get_selected()[1]
if not itr:
return
ins_user_base = self.lsr_user.get_value(itr, 0)
try:
ins_updating_user_base = self.lsr_user.get_value(itr_row, 0)
if self.lsr_user.get_path(itr) != self.lsr_user.get_path(itr_row):
if ins_updating_user_base.str_user_name.strip().upper() == ins_user_base.str_user_name.strip().upper():
self.trvUser.get_selection().select_iter(itr_row)
print 'User already exist'
return
pass
itr_row = self.lsr_user.iter_next(itr_row)
pass
try:
self.ins_user_lg.update_user_data(ins_user_base)
except:
raise
ins_database.rollback()
else:
ins_database.commit()
self.display_user_data_to_grid(ins_user_base, itr)
self.on_clear_button_clicked()
pass
pass
def on_delete_button_clicked(self, *args):
itr = self.trvUser.get_selection().get_selected()[1]
if not itr:
return
ins_user_base = self.lsr_user.get_value(itr, 0)
try:
