Files
VAR.WebFormsCore/VAR.Focus.Web/Controls/CTextBox.cs
2016-12-21 07:27:25 +01:00

113 lines
3.0 KiB
C#

using System;
using System.Web.UI;
using System.Web.UI.WebControls;
namespace VAR.Focus.Web.Controls
{
public class CTextBox : TextBox, IValidableControl
{
#region Declarations
private const string CssClassBase = "textbox";
private string _cssClassExtra = "";
private bool _allowEmpty = true;
private string _placeHolder = string.Empty;
private bool _markedInvalid = false;
private Control _nextFocusOnEnter = null;
#endregion Declarations
#region Properties
public string CssClassExtra
{
get { return _cssClassExtra; }
set { _cssClassExtra = value; }
}
public bool AllowEmpty
{
get { return _allowEmpty; }
set { _allowEmpty = value; }
}
public string PlaceHolder
{
get { return _placeHolder; }
set { _placeHolder = value; }
}
public bool MarkedInvalid
{
get { return _markedInvalid; }
set { _markedInvalid = value; }
}
public Control NextFocusOnEnter
{
get { return _nextFocusOnEnter; }
set { _nextFocusOnEnter = value; }
}
#endregion Properties
#region Control life cycle
public CTextBox()
{
PreRender += CTextbox_PreRender;
}
private void CTextbox_PreRender(object sender, EventArgs e)
{
CssClass = CssClassBase;
if (string.IsNullOrEmpty(_cssClassExtra) == false)
{
CssClass = String.Format("{0} {1}", CssClassBase, _cssClassExtra);
}
if (Page.IsPostBack && (_allowEmpty == false && IsEmpty()) || _markedInvalid)
{
CssClass += " textboxInvalid";
}
Attributes.Add("onchange", "ElementRemoveClass(this, 'textboxInvalid');");
if (string.IsNullOrEmpty(_placeHolder) == false)
{
Attributes.Add("placeholder", _placeHolder);
}
if (_nextFocusOnEnter != null)
{
this.Attributes.Add("onkeydown", String.Format(
"if(event.keyCode==13){{document.getElementById('{0}').focus(); return false;}}",
_nextFocusOnEnter.ClientID));
}
// FIX: The framework deletes textbox values on password mode
if (TextMode == TextBoxMode.Password)
{
Attributes["value"] = Text;
}
}
#endregion Control life cycle
#region Public methods
public bool IsEmpty()
{
return string.IsNullOrEmpty(Text);
}
public bool IsValid()
{
return _allowEmpty || (string.IsNullOrEmpty(Text) == false);
}
#endregion Public methods
}
}