public Dropdown(Button button, DropdownDirection dropdownDirection = DropdownDirection.DropDown, bool asSplitButton = false) : base("div")
{
Button = button;
switch (dropdownDirection)
{
case DropdownDirection.DropDown:
ClassName = "dropdown";
break;
case DropdownDirection.DropUp:
ClassName = "btn-group dropup";
break;
case DropdownDirection.DropRight:
ClassName = "btn-group dropright";
break;
case DropdownDirection.DropLeft:
ClassName = "btn-group dropleft";
break;
default:
throw new ArgumentOutOfRangeException(nameof(dropdownDirection), dropdownDirection, null);
}
if (asSplitButton)
{
SplitButton = new Button()
{
ClassName = button.ClassName + "dropdown-toggle dropdown-toggle-split"
};
SplitButton.SetAttribute("data-toggle", "dropdown");
SplitButton.SetAttribute("aria-haspopup", "true");
SplitButton.SetAttribute("aria-expanded", "false");
AppendChild(button);
AppendChild(SplitButton);
}
else
{
button.ClassName += " dropdown-toggle";
button.SetAttribute("data-toggle", "dropdown");
button.SetAttribute("aria-haspopup", "true");
button.SetAttribute("aria-expanded", "false");
AppendChild(button);
}
_dropDownMenu = new Div()
{
ClassName = "dropdown-menu"
};
AppendChild(_dropDownMenu);
}
public CustomComboBoxBuilder <TModel, TValue> DropdownDirection(DropdownDirection direction)
{
_dropdownDirection = direction;
return(this);
}
public static string ToDescriptionString(this DropdownDirection val)
{
DescriptionAttribute[] attributes = (DescriptionAttribute[])val.GetType().GetField(val.ToString()).GetCustomAttributes(typeof(DescriptionAttribute), false);
return(attributes.Length > 0 ? attributes[0].Description : string.Empty);
}
public AutoCompleteBuilder <TModel, TValue> DropdownDirection(DropdownDirection direction)
{
_dropdownDirection = direction;
return(this);
}
