/// <summary>
/// Generate an HTML input element of type 'checkbox' and set checked from ViewData based on the name provided.
/// The checkbox element has an accompanying input element of type 'hidden' to support binding upon form post.
/// </summary>
/// <param name="view">The view.</param>
/// <param name="name">Value of the 'name' attribute of the element. Also used to derive the 'id' attribute.</param>
public static CheckBox CheckBox(this IViewDataContainer view, string name)
{
var checkbox = new CheckBox(name).Value(true);
var chkd = view.ViewData.Eval(name) as bool?;
if (chkd.HasValue)
{
checkbox.Checked(chkd.Value);
}
return checkbox;
}
/// <summary>
/// Generate an HTML input element of type 'checkbox' and set its value from the ViewModel based on the expression provided.
/// The checkbox element has an accompanying input element of type 'hidden' to support binding upon form post.
/// </summary>
/// <typeparam name="T">The type of the ViewModel.</typeparam>
/// <param name="view">The view.</param>
/// <param name="expression">Expression indicating the ViewModel member associated with the element.</param>
public static CheckBox CheckBox <T>(this IViewModelContainer <T> view, Expression <Func <T, object> > expression) where T : class
{
var checkbox = new CheckBox(expression.GetNameFor(view), expression.GetMemberExpression(), view.Behaviors);
var val = expression.GetValueFrom(view.ViewModel) as bool?;
if (val.HasValue)
{
checkbox.Checked(val.Value);
}
return(checkbox);
}
private void VisualCheckBoxCheck(CheckBox a_checkbox)
{
//if inside a button
if (a_checkbox.IsMouseOver(m_input.m_mouse.m_mouseState.X, m_input.m_mouse.m_mouseState.Y))
{
if (m_input.mouseLeftClick())
{
if (a_checkbox.m_state == CheckBox.ChkState.Unchecked)
{
//check box
a_checkbox.Checked();
}
else if (a_checkbox.m_state == CheckBox.ChkState.Checked)
{
//uncheck box
a_checkbox.Unchecked();
}
}
}
}
/// <summary>
/// Визуализация свойства модели для редактирования.
/// </summary>
/// <typeparam name="T">Класс объекта модели.</typeparam>
/// <param name="entity">Объект модели.</param>
/// <param name="html">Объект для визуализации HTML контролов.</param>
/// <param name="expr">Выражение для получения значения свойства.</param>
/// <param name="defaultValue">Значение по умолчанию, если объект модели равен null.</param>
public static string RenderEditable <T>(this Entity entity, HtmlHelper html, Expression <Func <T, object> > expr, object defaultValue) where T : Entity
{
var pi = new PropertyInfo <T, object>((T)entity, expr, defaultValue);
StringBuilder sb = new StringBuilder();
sb.Append("<div class=\"property\">");
// Чекбокс
if (pi.ReturnType == typeof(bool))
{
CheckBox checkBox = new CheckBox(pi.TagName);
checkBox.Id(pi.TagId);
checkBox.Checked(pi.Value.Equals(String.Empty) ? false : Convert.ToBoolean(pi.Value));
sb.Append("<span class=\"property-value\">");
sb.Append(checkBox);
sb.Append("</span>");
sb.AppendFormat("<label class=\"property-label\" for=\"{0}\">{1}</label>", pi.TagId, pi.Caption);
sb.Append(html.ValidationMessage(pi.TagName));
}
else
{
sb.AppendFormat("<label class=\"property-label\" for=\"{0}\">{1}</label>", pi.TagId, pi.Caption);
sb.Append(html.ValidationMessage(pi.TagName));
sb.Append("<div class=\"property-value\">");
if (pi.ReturnType.BaseType == typeof(Entity))
{
}
// Вылетающий список для перечислений
else if (pi.ReturnType.BaseType == typeof(Enum))
{
Dictionary <int, string> list = new Dictionary <int, string>();
foreach (var item in Enum.GetValues(pi.ReturnType))
{
list.Add(Convert.ToInt32(item), GetEnumItemDescription(pi.ReturnType, item));
}
Select select = new Select(pi.TagName);
select.Id(pi.TagId);
select.Options(list);
select.Selected(pi.Value);
sb.Append(select);
}
// Область ввтода многострочная
else if (pi.TextArea != null)
{
TextArea textArea = new TextArea(pi.TagName);
textArea.Columns(pi.TextArea.Cols);
textArea.Rows(pi.TextArea.Rows);
textArea.Id(pi.TagId);
textArea.Value(pi.Value);
sb.Append(textArea);
sb.Append(BBCodeNote);
}
// Поле ввода однострочное
else
{
TextBox textBox = new TextBox(pi.TagName);
textBox.Id(pi.TagId);
textBox.Value(pi.Value);
sb.Append(textBox);
}
sb.Append("</div>");
}
// Описание поля ввода
if (!String.IsNullOrEmpty(pi.Description))
{
sb.AppendFormat("<div class=\"note\">{0}</div>", pi.Description);
}
sb.Append("</div>");
return(sb.ToString());
}
