void AddField(CrudDecoratorAttribute decorator)
{
var field = new CrudField(decorator, Model);
tbFields.Controls.Add(field, 0, _currentRowIndex++);
field.OnError += Field_OnError;
}
internal IEnumerable <CrudDecoratorAttribute> GetDecorators()
{
foreach (var p in GetModelFields())
{
var a = p.GetCustomAttribute <CrudDecoratorAttribute>();
if (a == null)
{
a = new CrudDecoratorAttribute();
a.Label = p.Name;
a.Control = typeof(TextBox);
}
a.Property = p;
yield return(a);
}
}
public CrudField(CrudDecoratorAttribute decorator, ModelBase model)
{
Model = model;
InitializeComponent();
EditControl = EditorFactory.CreateEditor(decorator, model);
lbFieldLabel.Text = decorator.Label;
pnlEdit.Controls.Add(EditControl);
EditControl.Font = lbFieldLabel.Font;
EditControl.Width = decorator.Width;
EditControl.Anchor = AnchorStyles.Top | AnchorStyles.Bottom | AnchorStyles.Top;
EditControl.Top = (pnlEdit.Height - EditControl.Height) >> 1;
if (!decorator.AllowEdit)
{
EditControl.Enabled = false;
}
Tag = decorator;
}
public static Control CreateEditor(CrudDecoratorAttribute decorator, ModelBase model)
{
Control editor = null;
var type = decorator.Property.PropertyType;
if (type.Equals(typeof(DateTime)))
{
var p = new DateTimePicker();
p.CustomFormat = "dd/MM/yyyy";
p.Format = DateTimePickerFormat.Short;
editor = p;
p.DataBindings.Add("Value", model, decorator.Property.Name);
}
string pn = decorator.Property.Name;
if (pn.ToLower().EndsWith("id"))
{
var tp = Type.GetType($"{model.GetType().Namespace}.{pn.Substring(0, pn.Length-2)}", false, true);
if (tp != null && !tp.Equals(model.GetType()))
{
var cb = new ComboBox();
cb.FormattingEnabled = true;
var fd = (ModelBase)Activator.CreateInstance(tp);
cb.DataSource = fd.GetController().GetList();
editor = cb;
PropertyInfo id = null;
foreach (var p in tp.GetProperties())
{
if (p.Name.Equals($"{tp.Name}id", StringComparison.CurrentCultureIgnoreCase))
{
id = p;
break;
}
}
if (id != null)
{
cb.ValueMember = id.Name;
}
cb.DataBindings.Add("SelectedValue", model, pn);
}
}
if (type.IsEnum)
{
var cb = new ComboBox();
var names = Enum.GetNames(type);
var values = Enum.GetValues(type);
List <EnumMap> map = new List <EnumMap>();
int index = 0;
foreach (var e in type.GetMembers())
{
if (!names.Contains(e.Name))
{
continue;
}
var a = e.GetCustomAttributes(typeof(DescriptionAttribute), false);
string name = null;
if (a != null && a.Length > 0)
{
name = ((DescriptionAttribute)a[0]).Description;
}
else
{
name = e.Name;
}
map.Add(new EnumMap()
{
Name = name, Value = values.GetValue(index)
});
index++;
}
cb.DataSource = map;
cb.ValueMember = "Value";
cb.DataBindings.Add("SelectedValue", model, decorator.Property.Name);
editor = cb;
}
if (editor == null)
{
editor = new TextBox();
editor.DataBindings.Add("Text", model, decorator.Property.Name);
}
return(editor);
}