public void Evaluate(object model, RenderingContext context, IDictionary <string, string> parameters)
{
var gridStack = GridStack.FromContext(context);
double ratio = GetValue(parameters, "ratio", 1);
double margin = GetValue(parameters, "margin", 0);
double padding = GetValue(parameters, "padding", 0);
double?componentPadding = GetValueNullable(parameters, "component-padding");
double width = GetValue(parameters, "width", gridStack.Current.Width);
gridStack.Push((int)(((width - margin) * ratio) - padding), componentPadding);
}
private int CalculateWidth(RenderingContext context, IDictionary <string, string> parameters)
{
double ratio = 1.0;
string ratioValue;
if (parameters.TryGetValue("ratio", out ratioValue) && !double.TryParse(ratioValue, out ratio))
{
ratio = 1.0;
}
var gridStack = GridStack.FromContext(context);
return((int)(GetWidth(gridStack) * ratio));
}
public static GridStack FromContext(RenderingContext renderingContext)
{
object stack;
GridStack gridStack;
if (!renderingContext.Data.TryGetValue(Gridstackkey, out stack))
{
gridStack = new GridStack();
renderingContext.Data.Add(Gridstackkey, gridStack);
}
else
{
gridStack = stack as GridStack;
if (gridStack == null)
{
gridStack = new GridStack();
renderingContext.Data[Gridstackkey] = gridStack;
}
}
return(gridStack);
}
public static GridContext GetFromRenderingContext(RenderingContext renderingContext)
{
return(GridStack.FromContext(renderingContext).Current);
}
internal override double GetWidth(GridStack gridStack)
{
return(gridStack.Current.Width - gridStack.Current.ComponentPadding * 2);
}
internal override double GetWidth(GridStack gridStack)
{
return(gridStack.Current.Width);
}
internal abstract double GetWidth(GridStack gridStack);
public void Leave(object model, RenderingContext context, string name, IDictionary <string, string> parameters)
{
var gridStack = GridStack.FromContext(context);
gridStack.Pop();
}