//adding entities to database
        private void init()
        {
            Mother m = new Mother
            {
                Address = new Address {
                    City = "Jerusalem", Street = "Beit Hadefus", HouseNumber = 7, Country = "Israel", Floor = 1, ZipCode = "zip"
                },
                ID        = 123,
                FirstName = "Chany",
                LastName  = "Cohen",
                Age       = 25,
                Pelephone = "03455666",
                WorkDays  = new Dictionary <BE.Days, KeyValuePair <int, int> >()
                {
                    { BE.Days.Sun, new KeyValuePair <int, int>(12, 14) },
                    { BE.Days.Mon, new KeyValuePair <int, int>(12, 14) },
                    { BE.Days.Tue, new KeyValuePair <int, int>(12, 14) },
                    { BE.Days.Wed, new KeyValuePair <int, int>(12, 14) }
                },
                Range       = 50,
                BankAccount = new BankAccount {
                    AccountNumber = 100, Balance = 10000, BankName = "Leumi", BankNumber = 22, BranchAddress = new Address {
                        City = "Jerusalem", Street = "Beit Hadefus", HouseNumber = 7, Country = "Israel", Floor = 1, ZipCode = "zip"
                    }, BranchNumber = 65
                },
            };
            Mother mmm = new Mother
            {
                Address = new Address {
                    City = "Jerusalem", Street = "Ben Tzvi", HouseNumber = 17, Country = "Israel", Floor = 1, ZipCode = "zip"
                },
                ID        = 124,
                FirstName = "Shirly",
                LastName  = "Cohen",
                Age       = 29,
                Pelephone = "0345566456",
                WorkDays  = new Dictionary <BE.Days, KeyValuePair <int, int> >()
                {
                    { BE.Days.Sun, new KeyValuePair <int, int>(12, 14) },
                    { BE.Days.Mon, new KeyValuePair <int, int>(12, 14) },
                    { BE.Days.Tue, new KeyValuePair <int, int>(12, 14) },
                    { BE.Days.Wed, new KeyValuePair <int, int>(12, 14) }
                },
                Range       = 1000,
                BankAccount = new BankAccount {
                    AccountNumber = 110, Balance = 10000, BankName = "Leumi", BankNumber = 22, BranchAddress = new Address {
                        City = "Jerusalem", Street = "Beit Hadefus", HouseNumber = 7, Country = "Israel", Floor = 1, ZipCode = "zip"
                    }, BranchNumber = 65
                },
            };
            Nanny nanny = new Nanny
            {
                ID          = 2243,
                FirstName   = "rivi",
                LastName    = "bar",
                Age         = 20,
                BankAccount = new BankAccount {
                    AccountNumber = 200, Balance = 10, BankName = "Leumi", BankNumber = 22, BranchAddress = new Address {
                        City = "Jerusalem", Street = "Beit Hadefus", HouseNumber = 7, Country = "Israel", Floor = 1, ZipCode = "zip"
                    }, BranchNumber = 65
                },
                Address = new Address {
                    City = "Jerusalem", Street = "Beit Hadefus", HouseNumber = 11, Country = "Israel", Floor = 1, ZipCode = "zip"
                },
                BirthDate        = new DateTime(1995, 12, 26),
                ExperienceYears  = 0,
                HourlyRate       = 27,
                MaxNumOfChildren = 5,
                MinAgeOfChild    = 2,
                MonthlyRate      = 1000,
                Elevator         = true,
                WorkDays         = new Dictionary <BE.Days, KeyValuePair <int, int> >()
                {
                    { BE.Days.Sun, new KeyValuePair <int, int>(8, 14) },
                    { BE.Days.Mon, new KeyValuePair <int, int>(8, 14) },
                    { BE.Days.Tue, new KeyValuePair <int, int>(8, 14) },
                    { BE.Days.Wed, new KeyValuePair <int, int>(8, 14) }
                }
            };
            Nanny n = new Nanny
            {
                ID          = 243,
                FirstName   = "rivi2",
                LastName    = "bar2",
                Age         = 20,
                BankAccount = new BankAccount {
                    AccountNumber = 200, Balance = 10, BankName = "Leumi", BankNumber = 22, BranchAddress = new Address {
                        City = "Jerusalem", Street = "Beit Hadefus", HouseNumber = 7, Country = "Israel", Floor = 1, ZipCode = "zip"
                    }, BranchNumber = 65
                },
                Address = new Address {
                    City = "Jerusalem", Street = "Beit Hadefus", HouseNumber = 11, Country = "Israel", Floor = 1, ZipCode = "zip"
                },
                BirthDate        = new DateTime(1995, 12, 26),
                ExperienceYears  = 0,
                HourlyRate       = 27,
                MaxNumOfChildren = 5,
                MinAgeOfChild    = 2,
                MonthlyRate      = 1000,
                Elevator         = true,
                WorkDays         = new Dictionary <BE.Days, KeyValuePair <int, int> >()
                {
                    { BE.Days.Sun, new KeyValuePair <int, int>(13, 14) },
                    { BE.Days.Mon, new KeyValuePair <int, int>(13, 14) },
                    { BE.Days.Tue, new KeyValuePair <int, int>(13, 14) },
                    { BE.Days.Wed, new KeyValuePair <int, int>(13, 14) }
                }
            };
            Child ch = new Child
            {
                Age          = 3.5F,
                Allergies    = false,
                BirthDate    = "01/08/2017",
                FirstName    = "Leiky",
                ID_child     = 1234,
                ID_Mother    = 123,
                SpecialNeeds = true
            };

            Child chhh = new Child
            {
                Age          = 3.5F,
                Allergies    = false,
                BirthDate    = "01/08/2017",
                FirstName    = "Chany",
                ID_child     = 1235,
                ID_Mother    = 124,
                SpecialNeeds = true
            };
            Contract cccc = new Contract
            {
                ContractID = 100,
                ID_child   = ch.ID_child,
                ID_nanny   = n.ID,
                ID_mother  = m.ID,
                StartDate  = "15/11/2017"
            };
            Contract c = new Contract
            {
                ContractID = 100,
                ID_child   = ch.ID_child,
                ID_nanny   = n.ID,
                ID_mother  = m.ID,
                StartDate  = "15/10/2017"
            };

            factoryBL.get_bl().addMother(m);
            factoryBL.get_bl().addMother(mmm);
            factoryBL.get_bl().addNanny(nanny);
            factoryBL.get_bl().addNanny(n);
            factoryBL.get_bl().addChild(ch);
            factoryBL.get_bl().addChild(chhh);
            factoryBL.get_bl().addContract(cccc);
            factoryBL.get_bl().addContract(c);
        }
 private void ID_c_SelectionChanged(object sender, SelectionChangedEventArgs e)
 {
     c = (Child)ID_c.SelectedValue;
 }
 private void UpdateChildCancelBtn_OnClick(object sender, RoutedEventArgs e)
 {
     ChildCopy = ChildGlobal;
     this.Close();
 }