public VMGroups()
{
entities = DB.GetDB();
LoadGroups();
Groups = new ObservableCollection <Group>(entities.Groups);
Specials = new ObservableCollection <Special>(entities.Specials);
AddGroup = new CustomCommand(() =>
{
var group = new Group {
Number = "Номер группы"
};
entities.Groups.Add(group);
SelectedGroup = group;
});
SaveGroups = new CustomCommand(() =>
{
try
{
entities.SaveChanges();
LoadGroups();
}
catch (Exception ex)
{
System.Windows.MessageBox.Show(ex.Message);
}
});
OpenSpecials = new CustomCommand(() => { CurrentPage = new WinSpecials(); SignalChanged("CurrentPage"); });
OpenGroups = new CustomCommand(() => { CurrentPage = new WinGroups(); SignalChanged("CurrentPage"); });
}
public static Entities2 GetDB()
{
if (Entities2 == null)
{
Entities2 = new Entities2();
}
return(Entities2);
}
public MainVM()
{
entities = DB.GetDB();
Specials = new ObservableCollection <Special>(entities.Specials);
OpenSpecials = new CustomCommand(() => { CurrentPage = new WinSpecials(); SignalChanged("CurrentPage"); });
OpenGroups = new CustomCommand(() => { CurrentPage = new WinGroups(); SignalChanged("CurrentPage"); });
OpenStudents = new CustomCommand(() => { CurrentPage = new WinSudents(); SignalChanged("CurrentPage"); });
OpenList = new CustomCommand(() => { CurrentPage = new MainPage(); SignalChanged("CurrentPage"); });
}