public ValueContainer Evaluate(IValueEnvironment env)
{
//TODO: Make it so no casting is needed
DictionaryKeyValueObserver <string, ValueContainer> repeatVariables = ((Environment.ValueEnvironment)env).GetRange(Name);
ValueContainer value = new ValueContainer(0);
Action onValueChanged = () =>
{
double sum = 0;
foreach (ValueContainer item in repeatVariables.Where(v => !v.Inactive))
{
sum += Convert.ToDouble(item.Value);
}
value.Value = sum;
};
Action onCollectionChange = () =>
{
foreach (ValueContainer item in repeatVariables)
{
item.ValueChanged += onValueChanged;
}
onValueChanged();
};
repeatVariables.FilterResultChanged += onCollectionChange;
onCollectionChange();
return(value);
}
public ValueContainer Evaluate(IValueEnvironment env)
{
//TODO: Make it so no casting is needed
DictionaryKeyValueObserver<string, ValueContainer> repeatVariables = ((Environment.ValueEnvironment)env).GetRange(Name);
ValueContainer value = new ValueContainer(0);
Action onValueChanged = () =>
{
int count = 0;
double sum = 0;
foreach (ValueContainer item in repeatVariables.Where(v => !v.Inactive))
{
count++;
sum += Convert.ToDouble(item.Value);
}
value.Value = count > 0 ? sum / count : 0;
};
Action onCollectionChange = () =>
{
foreach (ValueContainer item in repeatVariables)
{
item.ValueChanged += onValueChanged;
}
onValueChanged();
};
repeatVariables.FilterResultChanged += onCollectionChange;
onCollectionChange();
return value;
}
public FrameworkElement BuildForm(IValueEnvironment vEnv, ITypeEnvironment tEnv)
{
StackPanel sp = new StackPanel();
sp.Children.Add(Statement1.BuildForm(vEnv, tEnv));
sp.Children.Add(Statement2.BuildForm(vEnv, tEnv));
return(sp);
}
public ValueContainer Evaluate(IValueEnvironment env)
{
ValueContainer a = Expr1.Evaluate(env);
ValueContainer value = new ValueContainer(!Convert.ToBoolean(a.Value));
Action onValueChanged = () => value.Value = !Convert.ToBoolean(a.Value);
a.ValueChanged += onValueChanged;
return(value);
}
public ValueContainer Evaluate(IValueEnvironment env)
{
ValueContainer a = Expr2.Evaluate(env);
ValueContainer b = Expr3.Evaluate(env);
ValueContainer value = new ValueContainer(Convert.ToBoolean(Expr1.Evaluate(env).Value) ? a.Value : b.Value);
Action onValueChanged = () => value.Value = Convert.ToBoolean(Expr1.Evaluate(env).Value) ? a.Value : b.Value;
a.ValueChanged += onValueChanged;
b.ValueChanged += onValueChanged;
return(value);
}
public ValueContainer Evaluate(IValueEnvironment env)
{
ValueContainer a = Expr1.Evaluate(env);
ValueContainer b = Expr2.Evaluate(env);
ValueContainer value = new ValueContainer(Evaluate(a, b));
Action onValueChanged = () => value.Value = Evaluate(a, b);
a.ValueChanged += onValueChanged;
b.ValueChanged += onValueChanged;
return(value);
}
public FrameworkElement BuildForm(IValueEnvironment vEnv, ITypeEnvironment tEnv)
{
StackPanel sp = new StackPanel();
sp.Orientation = Orientation.Horizontal;
sp.Children.Add(new Label()
{
Width = 200, Content = Text.Trim('\"')
});
sp.Children.Add(Expression.BuildForm(tEnv).BuildElement(Expression.Evaluate(vEnv), true));
return(sp);
}
public FrameworkElement BuildForm(IValueEnvironment vEnv, ITypeEnvironment tEnv)
{
vEnv.Clear();
tEnv.Clear();
StackPanel sPanel = new StackPanel();
sPanel.CanVerticallyScroll = true;
sPanel.CanHorizontallyScroll = false;
sPanel.Children.Add(Body.BuildForm(vEnv, tEnv));
return(new ScrollViewer()
{
Content = sPanel
});
}
public FrameworkElement BuildForm(IValueEnvironment vEnv, ITypeEnvironment tEnv)
{
ValueContainer value = CheckExpression.Evaluate(vEnv);
StackPanel sp = new StackPanel();
Action onValueChanged = () =>
{
sp.Visibility = Convert.ToBoolean(value.Value) ? Visibility.Visible : Visibility.Collapsed;
};
value.ValueChanged += onValueChanged;
onValueChanged();
sp.Children.Add(IfTrueBody.BuildForm(vEnv, tEnv));
return(sp);
}
public ValueContainer Evaluate(IValueEnvironment env)
{
if (!env.IsDeclared(Name))
{
ValueContainer a = Value.Evaluate(env);
ValueContainer value = new ValueContainer(a.Value);
Action onValueChanged = () => value.Value = a.Value;
a.ValueChanged += onValueChanged;
env.Declare(Name, value);
return(value);
}
return(env.GetDeclared(Name));
}
public FrameworkElement BuildForm(IValueEnvironment vEnv, ITypeEnvironment tEnv)
{
Button b = new Button() { Width = 200, Content = "Next" };
b.Click += (s, e) =>
{
for (FrameworkElement fe = (FrameworkElement)b.Parent; fe != null; fe = (FrameworkElement)fe.Parent)
{
if (fe is Selector)
{
((Selector)fe).SelectedIndex++;
break;
}
}
};
return b;
}
public FrameworkElement BuildForm(IValueEnvironment vEnv, ITypeEnvironment tEnv)
{
Style s = new Style();
s.Setters.Add(new Setter(UIElement.VisibilityProperty, Visibility.Collapsed));
s.Setters.Add(new Setter(FrameworkElement.MarginProperty, new Thickness(0)));
TabControl t = new TabControl()
{
ItemContainerStyle = s
};
t.Margin = new Thickness(0);
t.Padding = new Thickness(0);
t.BorderThickness = new Thickness(0);
t.Items.Add(Statement1.BuildForm(vEnv, tEnv));
t.Items.Add(Statement2.BuildForm(vEnv, tEnv));
return(t);
}
public FrameworkElement BuildForm(IValueEnvironment vEnv, ITypeEnvironment tEnv)
{
Button b = new Button()
{
Width = 200, Content = "Next"
};
b.Click += (s, e) =>
{
for (FrameworkElement fe = (FrameworkElement)b.Parent; fe != null; fe = (FrameworkElement)fe.Parent)
{
if (fe is Selector)
{
((Selector)fe).SelectedIndex++;
break;
}
}
};
return(b);
}
public FrameworkElement BuildForm(IValueEnvironment vEnv, ITypeEnvironment tEnv)
{
IList <int> baseInstances = null;
//TODO: Make it so no casting is needed
Eval.Environment.ValueEnvironment vEnvExt = (Eval.Environment.ValueEnvironment)vEnv;
Environment.TypeEnvironment tEnvExt = (Environment.TypeEnvironment)tEnv;
//Need to execute the body atleast once to bring the variable into existance.
Action <VarAccessEventArgs> onVarAccess = (args) =>
{
baseInstances = args.Instances;
args.SetVarInstance(0);
};
vEnvExt.VarAccess += onVarAccess;
tEnvExt.VarAccess += onVarAccess;
Body.BuildForm(vEnv, tEnv);
vEnvExt.VarAccess -= onVarAccess;
tEnvExt.VarAccess -= onVarAccess;
StackPanel sp = new StackPanel();
ValueContainer value = Expression.Evaluate(vEnv);
value.ValueChanged += () =>
{
Action <VarAccessEventArgs> baseInstancesEvent = (args) => args.SetVarBaseInstances(baseInstances);
vEnvExt.VarAccess += baseInstancesEvent;
tEnvExt.VarAccess += baseInstancesEvent;
FillChildren(sp, Convert.ToInt32(value.Value), vEnvExt, tEnvExt);
vEnvExt.VarAccess -= baseInstancesEvent;
tEnvExt.VarAccess -= baseInstancesEvent;
};
FillChildren(sp, Convert.ToInt32(value.Value), vEnvExt, tEnvExt);
return(sp);
}
public ValueContainer Evaluate(IValueEnvironment env)
{
return(evalExpr.Evaluate(env));
}
public ValueContainer Evaluate(IValueEnvironment env)
{
return(env.GetDeclared(Name));
}
public ValueContainer Evaluate(IValueEnvironment env)
{
return(new ValueContainer(Value));
}
public ValueContainer Evaluate(IValueEnvironment env)
{
return env.GetDeclared(Name);
}
public ValueContainer Evaluate(IValueEnvironment env)
{
return evalExpr.Evaluate(env);
}
