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/* System.Web.UI.HtmlControls
* Authors
* Leen Toelen (toelen@hotmail.com)
*/
using System;
using System.Web;
using System.Web.UI;
using System.Globalization;
using System.Collections.Specialized;
namespace System.Web.UI.HtmlControls{
public class HtmlInputText : HtmlInputControl, IPostBackDataHandler{
private static readonly object EventServerChange;
public HtmlInputText(string type):base(type){}
public HtmlInputText():base("text"){}
protected override void OnPreRender(EventArgs e){
if (Events[EventServerChange] != null && !Disabled){
ViewState.SetItemDirty("value",false);
}
}
protected void OnServerChange(EventArgs e){
EventHandler handler = (EventHandler) Events[EventServerChange];
if (handler != null) handler.Invoke(this, e);
}
protected override void RenderAttributes(HtmlTextWriter writer){
//hide value when password box
if (String.Compare (Type, "password",true) != 0)
ViewState.Remove("value");
base.RenderAttributes(writer);
}
public bool LoadPostData(string postDataKey, NameValueCollection postCollection){
string currentValue = Value;
string[] postedValue = postCollection.GetValues(postDataKey);
if (!currentValue.Equals(postedValue)){
Value = postedValue[0];
return true;
}
return false;
}
public void RaisePostDataChangedEvent(){
OnServerChange(EventArgs.Empty);
}
public event EventHandler ServerChange{
add{
Events.AddHandler(EventServerChange, value);
}
remove{
Events.RemoveHandler(EventServerChange, value);
}
}
public int MaxLength{
get{
string attr = (String) ViewState["maxlength"];
if (attr != null) return Int32.Parse(attr, CultureInfo.InvariantCulture);
return -1;
}
set{
Attributes["maxlength"] = AttributeToString(value);
}
}
public int Size{
get{
string attr = (String) ViewState["size"];
if (attr != null) return Int32.Parse(attr, CultureInfo.InvariantCulture);
return -1;
}
set{
Attributes["size"] = AttributeToString(value);
}
}
public override string Value{
get{
string attr = Attributes["value"];
if (attr != null) return attr;
return String.Empty;
}
set{
Attributes["value"] = AttributeToString(value);
}
}
} // class HtmlInputText
} // namespace System.Web.UI.HtmlControls
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