public static FieldBehavior CreateDefaultBehavior(EntityFieldDef field)
{
FieldBehavior behavior = new FieldBehavior();
behavior.FieldName = field.Name;
behavior.Width = _defaultWidth;
behavior.Readonly = false;
switch (field.DataType)
{
case DataTypes.Boolean:
{
behavior.ControlType = ControlTypes.List;
List <string> values = new List <string>();
values.Add("Yes," + true.ToString());
values.Add("No," + false.ToString());
behavior.ExtraItem = string.Join("|", values.ToArray());
} break;
default:
{
behavior.ControlType = ControlTypes.Text;
}
break;
}
return(behavior);
}
public static void RenderControls(Control container, EntityFieldDef[] fields, FieldBehavior[] behaviors, string validationGroup)
{
if (fields == null || fields.Length == 0)
{
return;
}
if (behaviors == null || behaviors.Length == 0)
{
behaviors = new FieldBehavior[fields.Length];
for (int i = 0; i < fields.Length; i++)
{
behaviors[i] = CreateDefaultBehavior(fields[i]);
}
RenderControls(container, fields, behaviors, validationGroup);
return;
}
HtmlTable tbl = new HtmlTable();
container.Controls.Add(tbl);
foreach (FieldBehavior behavior in behaviors)
{
EntityFieldDef field = null;
foreach (EntityFieldDef tempField in fields)
{
if (string.Compare(tempField.Name, behavior.FieldName, true) == 0)
{
field = tempField;
break;
}
}
if (field == null)
{
continue;
}
HtmlTableRow row = new HtmlTableRow();
tbl.Rows.Add(row);
HtmlTableCell cell = new HtmlTableCell();
//label
cell.Width = string.Format("{0}px", _labelWidth);
cell.Align = "right";
row.Controls.Add(cell);
Label lblControl = new Label();
lblControl.Text = field.Caption;
cell.Controls.Add(lblControl);
//seperator:
cell = new HtmlTableCell();
cell.InnerText = ":";
row.Controls.Add(cell);
//control
cell = new HtmlTableCell();
row.Controls.Add(cell);
WebControl control = DataModelControlHelper.CreateControl(field, behavior);
cell.Controls.Add(control);
//add validators
cell = new HtmlTableCell();
row.Controls.Add(cell);
BaseValidator[] validators = DataModelControlHelper.GetValidators(field, validationGroup);
foreach (BaseValidator validator in validators)
{
validator.ControlToValidate = control.ID.ToString();
cell.Controls.Add(validator);
}
}
}
public static WebControl CreateControl(EntityFieldDef field, FieldBehavior behavior)
{
WebControl control = null;
switch (behavior.ControlType)
{
case ControlTypes.List:
{
control = new DropDownList();
if (!string.IsNullOrEmpty(behavior.ExtraItem))
{
if (field.Nullable)
{
(control as DropDownList).Items.Add(new ListItem(string.Empty, string.Empty));
}
string[] items = behavior.ExtraItem.Split('|');
foreach (string item in items)
{
string[] textValue = item.Split(',');
if (textValue.Length == 1)
{
(control as DropDownList).Items.Add(new ListItem(item, item));
}
else
{
(control as DropDownList).Items.Add(new ListItem(textValue[0], textValue[1]));
}
}
}
else if (field.DataType == DataTypes.Boolean)
{
if (field.Nullable)
{
(control as DropDownList).Items.Add(new ListItem(string.Empty, string.Empty));
}
(control as DropDownList).Items.Add(new ListItem("Yes", true.ToString()));
(control as DropDownList).Items.Add(new ListItem("No", false.ToString()));
}
} break;
case ControlTypes.Label:
{
control = new Label();
} break;
case ControlTypes.Text:
case ControlTypes.MultiText:
default:
{
TextBox textBox = new TextBox();
control = textBox;
if (behavior.ControlType == ControlTypes.MultiText)
{
textBox.TextMode = TextBoxMode.MultiLine;
textBox.Height = new Unit(60);
}
if (field.DataType == DataTypes.String)
{
int maxLength = field.Length;
if (maxLength <= 0 || maxLength > 256)
{
textBox.MaxLength = 256;
}
else
{
textBox.MaxLength = maxLength;
}
}
else if (field.DataType == DataTypes.Int)
{
textBox.MaxLength = 10;
}
else if (field.DataType == DataTypes.Decimal)
{
textBox.MaxLength = 18;
}
} break;
}
control.ID = _prefix + field.Name;
control.Width = new Unit(behavior.Width == 0 ? _defaultWidth : behavior.Width);
control.Enabled = !behavior.Readonly;
return(control);
}
