private void SetupCustomMessageBindings()
{
DocumentContext.Init();
MessageBinder.SpecialValues.Add("$orignalsourcecontext", context =>
{
var args = context.EventArgs as RoutedEventArgs;
if (args == null)
{
return(null);
}
var fe = args.OriginalSource as FrameworkElement;
if (fe == null)
{
return(null);
}
return(fe.DataContext);
});
MessageBinder.SpecialValues.Add("$mousepoint", ctx =>
{
var e = ctx.EventArgs as MouseEventArgs;
if (e == null)
{
return(null);
}
return(e.GetPosition(ctx.Source));
});
}
private void SetupCustomMessageBindings()
{
DocumentContext.Init();
MessageBinder.SpecialValues.Add("$orignalsourcecontext", context =>
{
var args = context.EventArgs as RoutedEventArgs;
if (args == null)
{
return(null);
}
var fe = args.OriginalSource as FrameworkElement;
if (fe == null)
{
return(null);
}
return(fe.DataContext);
});
MessageBinder.SpecialValues.Add("$mousepoint", ctx =>
{
var e = ctx.EventArgs as MouseEventArgs;
if (e == null)
{
return(null);
}
return(e.GetPosition(ctx.Source));
});
MessageBinder.SpecialValues.Add("$pressedkey", (context) =>
{
// NOTE: IMPORTANT - you MUST add the dictionary key as lowercase as CM
// does a ToLower on the param string you add in the action message, in fact ideally
// all your param messages should be lowercase just in case. I don't really like this
// behaviour but that's how it is!
var keyArgs = context.EventArgs as KeyEventArgs;
if (keyArgs != null)
{
return(keyArgs.Key);
}
return(null);
});
MessageBinder.SpecialValues.Add("$pressedmodifierkey", (context) =>
{
var keyArgs = context.EventArgs as KeyEventArgs;
if (keyArgs != null)
{
return(keyArgs.KeyboardDevice.Modifiers);
}
return(null);
});
}
