protected virtual void RemoveHandlers(ViewModel.Implementations.BaseViewModel bvm)
{
if (bvm is ViewModel.Interfaces.INavigate)
{
((ViewModel.Interfaces.INavigate)bvm).NavigationEvent -= Vm_RequestNavigation;
}
if (bvm is ViewModel.Interfaces.IUpdatePlot)
{
((ViewModel.Interfaces.IUpdatePlot)bvm).UpdatePlotEvent -= Vm_UpdatePlot;
}
//if (bvm is ViewModel.Interfaces.IClose)
//{
// ((ViewModel.Interfaces.IClose)bvm).CloseEvent += wb_Close;
//}
}
protected void Vm_RequestNavigation(object sender, ViewModel.Events.NavigationEventArgs e)
{
ViewModel.Implementations.BaseViewModel vm = e.ViewModel as ViewModel.Implementations.BaseViewModel;
if (vm != null)
{
if ((e.NavigationProperties & ViewModel.Enumerations.NavigationOptionsEnum.AsNewWindow) > 0)
{
BasicWindow vw = new BasicWindow(vm);
if (e.WindowTitle != "")
{
vw.Title = e.WindowTitle;
}
vw.Owner = this;
if ((e.NavigationProperties & ViewModel.Enumerations.NavigationOptionsEnum.AsDialog) > 0)
{
vw.ShowDialog();
}
else
{
vw.Show();
}
}
else
{
ViewModel.Implementations.BaseViewModel bvm = DataContext as ViewModel.Implementations.BaseViewModel;
RemoveHandlers(bvm);
if (e.WindowTitle != "")
{
this.Title = e.WindowTitle;
}
this.DataContext = vm;
AddHandlers(vm);
}
}
else
{
//throw an error.
}
}
protected virtual void AddHandlers(ViewModel.Implementations.BaseViewModel bvm)
{
if (bvm is ViewModel.Interfaces.INavigate)
{
((ViewModel.Interfaces.INavigate)bvm).NavigationEvent += Vm_RequestNavigation;
}
if (bvm is ViewModel.Interfaces.IUpdatePlot)
{
((ViewModel.Interfaces.IUpdatePlot)bvm).UpdatePlotEvent += Vm_UpdatePlot;
}
if (bvm is Base.Interfaces.IReportMessage)
{
Base.Implementations.MessageHub.Register(bvm as Base.Interfaces.IReportMessage);
}
if (bvm is Base.Interfaces.IRecieveMessages)
{
Base.Implementations.MessageHub.Subscribe(bvm as Base.Interfaces.IRecieveMessages);
}
if (bvm is ViewModel.Interfaces.IClose)
{
((ViewModel.Interfaces.IClose)bvm).CloseEvent += CloseProgram;
}
}
public Window(ViewModel.Implementations.BaseViewModel bvm)
{
DataContext = bvm;
AddHandlers(bvm);
}
public BasicWindow(ViewModel.Implementations.BaseViewModel bvm) : base(bvm)
{
DataContext = bvm;
InitializeComponent();
}